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-rw-r--r--src/devices/machine/mc68328.cpp6127
1 files changed, 3442 insertions, 2685 deletions
diff --git a/src/devices/machine/mc68328.cpp b/src/devices/machine/mc68328.cpp
index 4b9e9a8b97e..2451f7359bd 100644
--- a/src/devices/machine/mc68328.cpp
+++ b/src/devices/machine/mc68328.cpp
@@ -9,359 +9,49 @@
**********************************************************************/
#include "emu.h"
-#include "machine/mc68328.h"
-
-
-#define SCR_BETO 0x80
-#define SCR_WPV 0x40
-#define SCR_PRV 0x20
-#define SCR_BETEN 0x10
-#define SCR_SO 0x08
-#define SCR_DMAP 0x04
-#define SCR_WDTH8 0x01
-
-#define ICR_POL6 0x0100
-#define ICR_POL3 0x0200
-#define ICR_POL2 0x0400
-#define ICR_POL1 0x0800
-#define ICR_ET6 0x1000
-#define ICR_ET3 0x2000
-#define ICR_ET2 0x4000
-#define ICR_ET1 0x8000
-
-#define INT_SPIM 0x000001
-#define INT_TIMER2 0x000002
-#define INT_UART 0x000004
-#define INT_WDT 0x000008
-#define INT_RTC 0x000010
-#define INT_RESERVED 0x000020
-#define INT_KB 0x000040
-#define INT_PWM 0x000080
-#define INT_INT0 0x000100
-#define INT_INT1 0x000200
-#define INT_INT2 0x000400
-#define INT_INT3 0x000800
-#define INT_INT4 0x001000
-#define INT_INT5 0x002000
-#define INT_INT6 0x004000
-#define INT_INT7 0x008000
-#define INT_KBDINTS 0x00ff00
-#define INT_IRQ1 0x010000
-#define INT_IRQ2 0x020000
-#define INT_IRQ3 0x040000
-#define INT_IRQ6 0x080000
-#define INT_PEN 0x100000
-#define INT_SPIS 0x200000
-#define INT_TIMER1 0x400000
-#define INT_IRQ7 0x800000
-
-#define INT_M68K_LINE1 (INT_IRQ1)
-#define INT_M68K_LINE2 (INT_IRQ2)
-#define INT_M68K_LINE3 (INT_IRQ3)
-#define INT_M68K_LINE4 (INT_INT0 | INT_INT1 | INT_INT2 | INT_INT3 | INT_INT4 | INT_INT5 | INT_INT6 | INT_INT7 | \
- INT_PWM | INT_KB | INT_RTC | INT_WDT | INT_UART | INT_TIMER2 | INT_SPIM)
-#define INT_M68K_LINE5 (INT_PEN)
-#define INT_M68K_LINE6 (INT_IRQ6 | INT_TIMER1 | INT_SPIS)
-#define INT_M68K_LINE7 (INT_IRQ7)
-#define INT_M68K_LINE67 (INT_M68K_LINE6 | INT_M68K_LINE7)
-#define INT_M68K_LINE567 (INT_M68K_LINE5 | INT_M68K_LINE6 | INT_M68K_LINE7)
-#define INT_M68K_LINE4567 (INT_M68K_LINE4 | INT_M68K_LINE5 | INT_M68K_LINE6 | INT_M68K_LINE7)
-#define INT_M68K_LINE34567 (INT_M68K_LINE3 | INT_M68K_LINE4 | INT_M68K_LINE5 | INT_M68K_LINE6 | INT_M68K_LINE7)
-#define INT_M68K_LINE234567 (INT_M68K_LINE2 | INT_M68K_LINE3 | INT_M68K_LINE4 | INT_M68K_LINE5 | INT_M68K_LINE6 | INT_M68K_LINE7)
-
-#define INT_IRQ1_SHIFT 0x000001
-#define INT_IRQ2_SHIFT 0x000002
-#define INT_IRQ3_SHIFT 0x000004
-#define INT_IRQ6_SHIFT 0x000008
-#define INT_PEN_SHIFT 0x000010
-#define INT_SPIS_SHIFT 0x000020
-#define INT_TIMER1_SHIFT 0x000040
-#define INT_IRQ7_SHIFT 0x000080
-
-#define INT_ACTIVE 1
-#define INT_INACTIVE 0
-
-#define GRPBASE_BASE_ADDR 0xfff0
-#define GRPBASE_VALID 0x0001
-
-#define GRPMASK_BASE_MASK 0xfff0
-
-#define CSAB_COMPARE 0xff000000
-#define CSAB_BSW 0x00010000
-#define CSAB_MASK 0x0000ff00
-#define CSAB_RO 0x00000008
-#define CSAB_WAIT 0x00000007
-
-#define CSCD_COMPARE 0xfff00000
-#define CSCD_BSW 0x00010000
-#define CSCD_MASK 0x0000fff0
-#define CSCD_RO 0x00000008
-#define CSCD_WAIT 0x00000007
-
-#define PLLCR_PIXCLK_SEL 0x3800
-#define PLLCR_PIXCLK_SEL_DIV2 0x0000
-#define PLLCR_PIXCLK_SEL_DIV4 0x0800
-#define PLLCR_PIXCLK_SEL_DIV8 0x1000
-#define PLLCR_PIXCLK_SEL_DIV16 0x1800
-#define PLLCR_PIXCLK_SEL_DIV1_0 0x2000
-#define PLLCR_PIXCLK_SEL_DIV1_1 0x2800
-#define PLLCR_PIXCLK_SEL_DIV1_2 0x3000
-#define PLLCR_PIXCLK_SEL_DIV1_3 0x3800
-#define PLLCR_SYSCLK_SEL 0x0700
-#define PLLCR_SYSCLK_SEL_DIV2 0x0000
-#define PLLCR_SYSCLK_SEL_DIV4 0x0100
-#define PLLCR_SYSCLK_SEL_DIV8 0x0200
-#define PLLCR_SYSCLK_SEL_DIV16 0x0300
-#define PLLCR_SYSCLK_SEL_DIV1_0 0x0400
-#define PLLCR_SYSCLK_SEL_DIV1_1 0x0500
-#define PLLCR_SYSCLK_SEL_DIV1_2 0x0600
-#define PLLCR_SYSCLK_SEL_DIV1_3 0x0700
-#define PLLCR_CLKEN 0x0010
-#define PLLCR_DISPLL 0x0008
-
-#define PLLFSR_CLK32 0x8000
-#define PLLFSR_PROT 0x4000
-#define PLLFSR_QCNT 0x0f00
-#define PLLFSR_PCNT 0x00ff
-
-#define PCTLR_PC_EN 0x80
-#define PCTLR_STOP 0x40
-#define PCTLR_WIDTH 0x1f
-
-#define CXP_CC 0xc000
-#define CXP_CC_XLU 0x0000
-#define CXP_CC_BLACK 0x4000
-#define CXP_CC_INVERSE 0x8000
-#define CXP_CC_INVALID 0xc000
-#define CXP_MASK 0x03ff
-
-#define CYP_MASK 0x01ff
-
-#define CWCH_CW 0x1f00
-#define CWCH_CH 0x001f
-
-#define BLKC_BKEN 0x80
-#define BLKC_BD 0x7f
-
-#define LPICF_PBSIZ 0x06
-#define LPICF_PBSIZ_1 0x00
-#define LPICF_PBSIZ_2 0x02
-#define LPICF_PBSIZ_4 0x04
-#define LPICF_PBSIZ_INVALID 0x06
-
-#define LPOLCF_LCKPOL 0x08
-#define LPOLCF_FLMPOL 0x04
-#define LPOLCF_LPPOL 0x02
-#define LPOLCF_PIXPOL 0x01
-
-#define LACDRC_MASK 0x0f
-
-#define LPXCD_MASK 0x3f
-
-#define LCKCON_LCDC_EN 0x80
-#define LCKCON_LCDON 0x80
-#define LCKCON_DMA16 0x40
-#define LCKCON_WS 0x30
-#define LCKCON_WS_1 0x00
-#define LCKCON_WS_2 0x10
-#define LCKCON_WS_3 0x20
-#define LCKCON_WS_4 0x30
-#define LCKCON_DWIDTH 0x02
-#define LCKCON_PCDS 0x01
-
-#define LBAR_MASK 0x7f
-
-#define LPOSR_BOS 0x08
-#define LPOSR_POS 0x07
-
-#define LFRCM_XMOD 0xf0
-#define LFRCM_YMOD 0x0f
-
-#define LGPMR_PAL1 0x7000
-#define LGPMR_PAL0 0x0700
-#define LGPMR_PAL3 0x0070
-#define LGPMR_PAL2 0x0007
-
-#define RTCHMSR_HOURS 0x1f000000
-#define RTCHMSR_MINUTES 0x003f0000
-#define RTCHMSR_SECONDS 0x0000003f
-
-#define RTCCTL_38_4 0x0020
-#define RTCCTL_ENABLE 0x0080
-
-#define RTCINT_STOPWATCH 0x0001
-#define RTCINT_MINUTE 0x0002
-#define RTCINT_ALARM 0x0004
-#define RTCINT_DAY 0x0008
-#define RTCINT_SECOND 0x0010
-
-#define RTCSTPWTCH_MASK 0x003f
-
-#define TCTL_TEN 0x0001
-#define TCTL_TEN_ENABLE 0x0001
-#define TCTL_CLKSOURCE 0x000e
-#define TCTL_CLKSOURCE_STOP 0x0000
-#define TCTL_CLKSOURCE_SYSCLK 0x0002
-#define TCTL_CLKSOURCE_SYSCLK16 0x0004
-#define TCTL_CLKSOURCE_TIN 0x0006
-#define TCTL_CLKSOURCE_32KHZ4 0x0008
-#define TCTL_CLKSOURCE_32KHZ5 0x000a
-#define TCTL_CLKSOURCE_32KHZ6 0x000c
-#define TCTL_CLKSOURCE_32KHZ7 0x000e
-#define TCTL_IRQEN 0x0010
-#define TCTL_IRQEN_ENABLE 0x0010
-#define TCTL_OM 0x0020
-#define TCTL_OM_ACTIVELOW 0x0000
-#define TCTL_OM_TOGGLE 0x0020
-#define TCTL_CAPTURE 0x00c0
-#define TCTL_CAPTURE_NOINT 0x0000
-#define TCTL_CAPTURE_RISING 0x0040
-#define TCTL_CAPTURE_FALLING 0x0080
-#define TCTL_CAPTURE_BOTH 0x00c0
-#define TCTL_FRR 0x0100
-#define TCTL_FRR_RESTART 0x0000
-#define TCTL_FRR_FREERUN 0x0100
-
-#define TSTAT_COMP 0x0001
-#define TSTAT_CAPT 0x0002
-
-#define WCTLR_WDRST 0x0008
-#define WCTLR_LOCK 0x0004
-#define WCTLR_FI 0x0002
-#define WCTLR_WDEN 0x0001
-
-#define USTCNT_UART_EN 0x8000
-#define USTCNT_RX_EN 0x4000
-#define USTCNT_TX_EN 0x2000
-#define USTCNT_RX_CLK_CONT 0x1000
-#define USTCNT_PARITY_EN 0x0800
-#define USTCNT_ODD_EVEN 0x0400
-#define USTCNT_STOP_BITS 0x0200
-#define USTCNT_8_7 0x0100
-#define USTCNT_GPIO_DELTA_EN 0x0080
-#define USTCNT_CTS_DELTA_EN 0x0040
-#define USTCNT_RX_FULL_EN 0x0020
-#define USTCNT_RX_HALF_EN 0x0010
-#define USTCNT_RX_RDY_EN 0x0008
-#define USTCNT_TX_EMPTY_EN 0x0004
-#define USTCNT_TX_HALF_EN 0x0002
-#define USTCNT_TX_AVAIL_EN 0x0001
-
-#define UBAUD_GPIO_DELTA 0x8000
-#define UBAUD_GPIO 0x4000
-#define UBAUD_GPIO_DIR 0x2000
-#define UBAUD_GPIO_SRC 0x1000
-#define UBAUD_BAUD_SRC 0x0800
-#define UBAUD_DIVIDE 0x0700
-#define UBAUD_DIVIDE_1 0x0000
-#define UBAUD_DIVIDE_2 0x0100
-#define UBAUD_DIVIDE_4 0x0200
-#define UBAUD_DIVIDE_8 0x0300
-#define UBAUD_DIVIDE_16 0x0400
-#define UBAUD_DIVIDE_32 0x0500
-#define UBAUD_DIVIDE_64 0x0600
-#define UBAUD_DIVIDE_128 0x0700
-#define UBAUD_PRESCALER 0x00ff
-
-#define URX_FIFO_FULL 0x8000
-#define URX_FIFO_HALF 0x4000
-#define URX_DATA_READY 0x2000
-#define URX_OVRUN 0x0800
-#define URX_FRAME_ERROR 0x0400
-#define URX_BREAK 0x0200
-#define URX_PARITY_ERROR 0x0100
-
-#define UTX_FIFO_EMPTY 0x8000
-#define UTX_FIFO_HALF 0x4000
-#define UTX_TX_AVAIL 0x2000
-#define UTX_SEND_BREAK 0x1000
-#define UTX_IGNORE_CTS 0x0800
-#define UTX_CTS_STATUS 0x0200
-#define UTX_CTS_DELTA 0x0100
-
-#define UMISC_CLK_SRC 0x4000
-#define UMISC_FORCE_PERR 0x2000
-#define UMISC_LOOP 0x1000
-#define UMISC_RTS_CONT 0x0080
-#define UMISC_RTS 0x0040
-#define UMISC_IRDA_ENABLE 0x0020
-#define UMISC_IRDA_LOOP 0x0010
-
-#define SPIS_SPIS_IRQ 0x8000
-#define SPIS_IRQEN 0x4000
-#define SPIS_ENPOL 0x2000
-#define SPIS_DATA_RDY 0x1000
-#define SPIS_OVRWR 0x0800
-#define SPIS_PHA 0x0400
-#define SPIS_POL 0x0200
-#define SPIS_SPISEN 0x0100
-
-#define SPIM_CLOCK_COUNT 0x000f
-#define SPIM_POL 0x0010
-#define SPIM_POL_HIGH 0x0000
-#define SPIM_POL_LOW 0x0010
-#define SPIM_PHA 0x0020
-#define SPIM_PHA_NORMAL 0x0000
-#define SPIM_PHA_OPPOSITE 0x0020
-#define SPIM_IRQEN 0x0040
-#define SPIM_SPIMIRQ 0x0080
-#define SPIM_XCH 0x0100
-#define SPIM_XCH_IDLE 0x0000
-#define SPIM_XCH_INIT 0x0100
-#define SPIM_SPMEN 0x0200
-#define SPIM_SPMEN_DISABLE 0x0000
-#define SPIM_SPMEN_ENABLE 0x0200
-#define SPIM_RATE 0xe000
-#define SPIM_RATE_4 0x0000
-#define SPIM_RATE_8 0x2000
-#define SPIM_RATE_16 0x4000
-#define SPIM_RATE_32 0x6000
-#define SPIM_RATE_64 0x8000
-#define SPIM_RATE_128 0xa000
-#define SPIM_RATE_256 0xc000
-#define SPIM_RATE_512 0xe000
-
-#define PWMC_PWMIRQ 0x8000
-#define PWMC_IRQEN 0x4000
-#define PWMC_LOAD 0x0100
-#define PWMC_PIN 0x0080
-#define PWMC_POL 0x0040
-#define PWMC_PWMEN 0x0010
-#define PWMC_CLKSEL 0x0007
-
-
-#define VERBOSE_LEVEL (0)
-
-static inline void ATTR_PRINTF(3,4) verboselog(device_t &device, int n_level, const char *s_fmt, ...)
-{
- if (VERBOSE_LEVEL >= n_level)
- {
- va_list v;
- char buf[32768];
- va_start(v, s_fmt);
- vsprintf(buf, s_fmt, v);
- va_end(v);
- device.logerror("%s: %s", device.machine().describe_context(), buf);
- }
-}
-
-DEFINE_DEVICE_TYPE(MC68328, mc68328_device, "mc68328", "MC68328 DragonBall Integrated Processor")
-
-
-void mc68328_device::internal_map(address_map &map)
-{
- map(0xfff000, 0xffffff).rw(FUNC(mc68328_device::internal_read), FUNC(mc68328_device::internal_write));
-}
-
-void mc68328_device::cpu_space_map(address_map &map)
-{
- map(0xfffff0, 0xffffff).r(FUNC(mc68328_device::irq_callback)).umask16(0x00ff);
-}
-
-
-mc68328_device::mc68328_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
- : m68000_device(mconfig, tag, owner, clock, MC68328, 16, 24, address_map_constructor(FUNC(mc68328_device::internal_map), this))
- , m_rtc(nullptr), m_pwm(nullptr)
+#include "mc68328.h"
+
+#define LOG_SCR (1U << 1)
+#define LOG_CS_GRP (1U << 2)
+#define LOG_CS_SEL (1U << 3)
+#define LOG_PLL (1U << 4)
+#define LOG_INTS (1U << 5)
+#define LOG_GPIO_A (1U << 6)
+#define LOG_GPIO_B (1U << 7)
+#define LOG_GPIO_C (1U << 8)
+#define LOG_GPIO_D (1U << 9)
+#define LOG_GPIO_E (1U << 10)
+#define LOG_GPIO_F (1U << 11)
+#define LOG_GPIO_G (1U << 12)
+#define LOG_GPIO_J (1U << 13)
+#define LOG_GPIO_K (1U << 14)
+#define LOG_GPIO_M (1U << 15)
+#define LOG_PWM (1U << 16)
+#define LOG_TIMERS (1U << 17)
+#define LOG_TSTAT (1U << 18)
+#define LOG_WATCHDOG (1U << 19)
+#define LOG_SPIS (1U << 20)
+#define LOG_SPIM (1U << 21)
+#define LOG_UART (1U << 22)
+#define LOG_LCD (1U << 23)
+#define LOG_RTC (1U << 24)
+#define LOG_ALL (LOG_SCR | LOG_PLL | LOG_INTS | LOG_GPIO_A | LOG_GPIO_B | LOG_GPIO_C | LOG_GPIO_D | LOG_GPIO_E \
+ | LOG_GPIO_F | LOG_GPIO_G | LOG_GPIO_J | LOG_GPIO_K | LOG_GPIO_M | LOG_PWM | LOG_TIMERS | LOG_TSTAT | LOG_WATCHDOG | LOG_SPIS \
+ | LOG_SPIM | LOG_UART | LOG_LCD | LOG_RTC)
+#define VERBOSE (0)
+#include "logmacro.h"
+
+
+DEFINE_DEVICE_TYPE(MC68328, mc68328_device, "mc68328", "MC68328 DragonBall Processor")
+DEFINE_DEVICE_TYPE(MC68EZ328, mc68ez328_device, "mc68ez328", "MC68EZ328 DragonBall-EZ Processor")
+
+const u32 mc68328_base_device::VCO_DIVISORS[8] = { 2, 4, 8, 16, 1, 1, 1, 1 };
+
+mc68328_base_device::mc68328_base_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock)
+ : m68000_device(mconfig, type, tag, owner, clock)
+ , m_pwm(nullptr)
+ , m_rtc(nullptr)
+ , m_spim(nullptr)
, m_out_port_a_cb(*this)
, m_out_port_b_cb(*this)
, m_out_port_c_cb(*this)
@@ -369,25 +59,262 @@ mc68328_device::mc68328_device(const machine_config &mconfig, const char *tag, d
, m_out_port_e_cb(*this)
, m_out_port_f_cb(*this)
, m_out_port_g_cb(*this)
+ , m_in_port_a_cb(*this, 0)
+ , m_in_port_b_cb(*this, 0)
+ , m_in_port_c_cb(*this, 0)
+ , m_in_port_d_cb(*this, 0)
+ , m_in_port_e_cb(*this, 0)
+ , m_in_port_f_cb(*this, 0)
+ , m_in_port_g_cb(*this, 0)
+ , m_out_pwm_cb(*this)
+ , m_out_spim_cb(*this)
+ , m_in_spim_cb(*this, 0)
+ , m_out_flm_cb(*this)
+ , m_out_llp_cb(*this)
+ , m_out_lsclk_cb(*this)
+ , m_out_ld_cb(*this)
+ , m_lcd_info_changed_cb(*this)
+{
+}
+
+mc68328_device::mc68328_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
+ : mc68328_base_device(mconfig, MC68328, tag, owner, clock)
, m_out_port_j_cb(*this)
, m_out_port_k_cb(*this)
, m_out_port_m_cb(*this)
- , m_in_port_a_cb(*this)
- , m_in_port_b_cb(*this)
- , m_in_port_c_cb(*this)
- , m_in_port_d_cb(*this)
- , m_in_port_e_cb(*this)
- , m_in_port_f_cb(*this)
- , m_in_port_g_cb(*this)
- , m_in_port_j_cb(*this)
- , m_in_port_k_cb(*this)
- , m_in_port_m_cb(*this)
- , m_out_pwm_cb(*this)
- , m_out_spim_cb(*this)
- , m_in_spim_cb(*this)
- , m_spim_xch_trigger_cb(*this)
+ , m_in_port_j_cb(*this, 0)
+ , m_in_port_k_cb(*this, 0)
+ , m_in_port_m_cb(*this, 0)
{
m_cpu_space_config.m_internal_map = address_map_constructor(FUNC(mc68328_device::cpu_space_map), this);
+ auto imap = address_map_constructor(FUNC(mc68328_device::internal_map), this);
+ m_program_config.m_internal_map = imap;
+ m_opcodes_config.m_internal_map = imap;
+ m_uprogram_config.m_internal_map = imap;
+ m_uopcodes_config.m_internal_map = imap;
+}
+
+mc68ez328_device::mc68ez328_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
+ : mc68328_base_device(mconfig, MC68EZ328, tag, owner, clock)
+{
+ m_cpu_space_config.m_internal_map = address_map_constructor(FUNC(mc68ez328_device::cpu_space_map), this);
+ m_cpu_space_config.m_addr_width = 32;
+ m_program_config.m_addr_width = 32;
+ m_opcodes_config.m_addr_width = 32;
+ m_uprogram_config.m_addr_width = 32;
+ m_uopcodes_config.m_addr_width = 32;
+ auto imap = address_map_constructor(FUNC(mc68ez328_device::internal_map), this);
+ m_program_config.m_internal_map = imap;
+ m_opcodes_config.m_internal_map = imap;
+ m_uprogram_config.m_internal_map = imap;
+ m_uopcodes_config.m_internal_map = imap;
+}
+
+void mc68328_base_device::base_internal_map(u32 addr_bits, address_map &map)
+{
+ map(addr_bits | 0x000, addr_bits | 0x000).rw(FUNC(mc68328_base_device::scr_r), FUNC(mc68328_base_device::scr_w));
+ map(addr_bits | 0x100, addr_bits | 0x101).rw(FUNC(mc68328_base_device::grpbasea_r), FUNC(mc68328_base_device::grpbasea_w));
+ map(addr_bits | 0x102, addr_bits | 0x103).rw(FUNC(mc68328_base_device::grpbaseb_r), FUNC(mc68328_base_device::grpbaseb_w));
+ map(addr_bits | 0x104, addr_bits | 0x105).rw(FUNC(mc68328_base_device::grpbasec_r), FUNC(mc68328_base_device::grpbasec_w));
+ map(addr_bits | 0x106, addr_bits | 0x107).rw(FUNC(mc68328_base_device::grpbased_r), FUNC(mc68328_base_device::grpbased_w));
+
+ map(addr_bits | 0x200, addr_bits | 0x201).rw(FUNC(mc68328_base_device::pllcr_r), FUNC(mc68328_base_device::pllcr_w));
+ map(addr_bits | 0x202, addr_bits | 0x203).rw(FUNC(mc68328_base_device::pllfsr_r), FUNC(mc68328_base_device::pllfsr_w));
+ map(addr_bits | 0x207, addr_bits | 0x207).rw(FUNC(mc68328_base_device::pctlr_r), FUNC(mc68328_base_device::pctlr_w));
+
+ map(addr_bits | 0x300, addr_bits | 0x300).rw(FUNC(mc68328_base_device::ivr_r), FUNC(mc68328_base_device::ivr_w));
+ map(addr_bits | 0x302, addr_bits | 0x303).rw(FUNC(mc68328_base_device::icr_r), FUNC(mc68328_base_device::icr_w));
+ map(addr_bits | 0x304, addr_bits | 0x305).rw(FUNC(mc68328_base_device::imr_msw_r), FUNC(mc68328_base_device::imr_msw_w));
+ map(addr_bits | 0x306, addr_bits | 0x307).rw(FUNC(mc68328_base_device::imr_lsw_r), FUNC(mc68328_base_device::imr_lsw_w));
+ map(addr_bits | 0x30c, addr_bits | 0x30d).rw(FUNC(mc68328_base_device::isr_msw_r), FUNC(mc68328_base_device::isr_msw_w));
+ map(addr_bits | 0x30e, addr_bits | 0x30f).rw(FUNC(mc68328_base_device::isr_lsw_r), FUNC(mc68328_base_device::isr_lsw_w));
+ map(addr_bits | 0x310, addr_bits | 0x311).rw(FUNC(mc68328_base_device::ipr_msw_r), FUNC(mc68328_base_device::ipr_msw_w));
+ map(addr_bits | 0x312, addr_bits | 0x313).rw(FUNC(mc68328_base_device::ipr_lsw_r), FUNC(mc68328_base_device::ipr_lsw_w));
+
+ map(addr_bits | 0x400, addr_bits | 0x400).rw(FUNC(mc68328_base_device::padir_r), FUNC(mc68328_base_device::padir_w));
+ map(addr_bits | 0x401, addr_bits | 0x401).rw(FUNC(mc68328_base_device::padata_r), FUNC(mc68328_base_device::padata_w));
+ map(addr_bits | 0x408, addr_bits | 0x408).rw(FUNC(mc68328_base_device::pbdir_r), FUNC(mc68328_base_device::pbdir_w));
+ map(addr_bits | 0x409, addr_bits | 0x409).rw(FUNC(mc68328_base_device::pbdata_r), FUNC(mc68328_base_device::pbdata_w));
+ map(addr_bits | 0x40b, addr_bits | 0x40b).rw(FUNC(mc68328_base_device::pbsel_r), FUNC(mc68328_base_device::pbsel_w));
+ map(addr_bits | 0x410, addr_bits | 0x410).rw(FUNC(mc68328_base_device::pcdir_r), FUNC(mc68328_base_device::pcdir_w));
+ map(addr_bits | 0x411, addr_bits | 0x411).rw(FUNC(mc68328_base_device::pcdata_r), FUNC(mc68328_base_device::pcdata_w));
+ map(addr_bits | 0x413, addr_bits | 0x413).rw(FUNC(mc68328_base_device::pcsel_r), FUNC(mc68328_base_device::pcsel_w));
+ map(addr_bits | 0x418, addr_bits | 0x418).rw(FUNC(mc68328_base_device::pddir_r), FUNC(mc68328_base_device::pddir_w));
+ map(addr_bits | 0x419, addr_bits | 0x419).rw(FUNC(mc68328_base_device::pddata_r), FUNC(mc68328_base_device::pddata_w));
+ map(addr_bits | 0x41a, addr_bits | 0x41a).rw(FUNC(mc68328_base_device::pdpuen_r), FUNC(mc68328_base_device::pdpuen_w));
+ map(addr_bits | 0x41c, addr_bits | 0x41c).rw(FUNC(mc68328_base_device::pdpol_r), FUNC(mc68328_base_device::pdpol_w));
+ map(addr_bits | 0x41d, addr_bits | 0x41d).rw(FUNC(mc68328_base_device::pdirqen_r), FUNC(mc68328_base_device::pdirqen_w));
+ map(addr_bits | 0x41f, addr_bits | 0x41f).rw(FUNC(mc68328_base_device::pdirqedge_r), FUNC(mc68328_base_device::pdirqedge_w));
+ map(addr_bits | 0x420, addr_bits | 0x420).rw(FUNC(mc68328_base_device::pedir_r), FUNC(mc68328_base_device::pedir_w));
+ map(addr_bits | 0x421, addr_bits | 0x421).rw(FUNC(mc68328_base_device::pedata_r), FUNC(mc68328_base_device::pedata_w));
+ map(addr_bits | 0x422, addr_bits | 0x422).rw(FUNC(mc68328_base_device::pepuen_r), FUNC(mc68328_base_device::pepuen_w));
+ map(addr_bits | 0x423, addr_bits | 0x423).rw(FUNC(mc68328_base_device::pesel_r), FUNC(mc68328_base_device::pesel_w));
+ map(addr_bits | 0x428, addr_bits | 0x428).rw(FUNC(mc68328_base_device::pfdir_r), FUNC(mc68328_base_device::pfdir_w));
+ map(addr_bits | 0x429, addr_bits | 0x429).rw(FUNC(mc68328_base_device::pfdata_r), FUNC(mc68328_base_device::pfdata_w));
+ map(addr_bits | 0x42a, addr_bits | 0x42a).rw(FUNC(mc68328_base_device::pfpuen_r), FUNC(mc68328_base_device::pfpuen_w));
+ map(addr_bits | 0x42b, addr_bits | 0x42b).rw(FUNC(mc68328_base_device::pfsel_r), FUNC(mc68328_base_device::pfsel_w));
+ map(addr_bits | 0x430, addr_bits | 0x430).rw(FUNC(mc68328_base_device::pgdir_r), FUNC(mc68328_base_device::pgdir_w));
+ map(addr_bits | 0x431, addr_bits | 0x431).rw(FUNC(mc68328_base_device::pgdata_r), FUNC(mc68328_base_device::pgdata_w));
+ map(addr_bits | 0x432, addr_bits | 0x432).rw(FUNC(mc68328_base_device::pgpuen_r), FUNC(mc68328_base_device::pgpuen_w));
+ map(addr_bits | 0x433, addr_bits | 0x433).rw(FUNC(mc68328_base_device::pgsel_r), FUNC(mc68328_base_device::pgsel_w));
+
+ map(addr_bits | 0x500, addr_bits | 0x501).rw(FUNC(mc68328_base_device::pwmc_r), FUNC(mc68328_base_device::pwmc_w));
+
+ map(addr_bits | 0x600, addr_bits | 0x601).rw(FUNC(mc68328_base_device::tctl_r<0>), FUNC(mc68328_base_device::tctl_w<0>));
+ map(addr_bits | 0x602, addr_bits | 0x603).rw(FUNC(mc68328_base_device::tprer_r<0>), FUNC(mc68328_base_device::tprer_w<0>));
+ map(addr_bits | 0x604, addr_bits | 0x605).rw(FUNC(mc68328_base_device::tcmp_r<0>), FUNC(mc68328_base_device::tcmp_w<0>));
+ map(addr_bits | 0x606, addr_bits | 0x607).rw(FUNC(mc68328_base_device::tcr_r<0>), FUNC(mc68328_base_device::tcr_w<0>));
+ map(addr_bits | 0x608, addr_bits | 0x609).rw(FUNC(mc68328_base_device::tcn_r<0>), FUNC(mc68328_base_device::tcn_w<0>));
+ map(addr_bits | 0x60a, addr_bits | 0x60b).rw(FUNC(mc68328_base_device::tstat_r<0>), FUNC(mc68328_base_device::tstat_w<0>));
+
+ map(addr_bits | 0x800, addr_bits | 0x801).rw(FUNC(mc68328_base_device::spimdata_r), FUNC(mc68328_base_device::spimdata_w));
+ map(addr_bits | 0x802, addr_bits | 0x803).rw(FUNC(mc68328_base_device::spimcont_r), FUNC(mc68328_base_device::spimcont_w));
+
+ map(addr_bits | 0x900, addr_bits | 0x901).rw(FUNC(mc68328_base_device::ustcnt_r), FUNC(mc68328_base_device::ustcnt_w));
+ map(addr_bits | 0x902, addr_bits | 0x903).rw(FUNC(mc68328_base_device::ubaud_r), FUNC(mc68328_base_device::ubaud_w));
+ map(addr_bits | 0x904, addr_bits | 0x905).rw(FUNC(mc68328_base_device::urx_r), FUNC(mc68328_base_device::urx_w));
+ map(addr_bits | 0x906, addr_bits | 0x907).rw(FUNC(mc68328_base_device::utx_r), FUNC(mc68328_base_device::utx_w));
+ map(addr_bits | 0x908, addr_bits | 0x909).rw(FUNC(mc68328_base_device::umisc_r), FUNC(mc68328_base_device::umisc_w));
+
+ map(addr_bits | 0xa00, addr_bits | 0xa01).rw(FUNC(mc68328_base_device::lssa_msw_r), FUNC(mc68328_base_device::lssa_msw_w));
+ map(addr_bits | 0xa02, addr_bits | 0xa03).rw(FUNC(mc68328_base_device::lssa_lsw_r), FUNC(mc68328_base_device::lssa_lsw_w));
+ map(addr_bits | 0xa05, addr_bits | 0xa05).rw(FUNC(mc68328_base_device::lvpw_r), FUNC(mc68328_base_device::lvpw_w));
+ map(addr_bits | 0xa08, addr_bits | 0xa09).rw(FUNC(mc68328_base_device::lxmax_r), FUNC(mc68328_base_device::lxmax_w));
+ map(addr_bits | 0xa0a, addr_bits | 0xa0b).rw(FUNC(mc68328_base_device::lymax_r), FUNC(mc68328_base_device::lymax_w));
+ map(addr_bits | 0xa18, addr_bits | 0xa19).rw(FUNC(mc68328_base_device::lcxp_r), FUNC(mc68328_base_device::lcxp_w));
+ map(addr_bits | 0xa1a, addr_bits | 0xa1b).rw(FUNC(mc68328_base_device::lcyp_r), FUNC(mc68328_base_device::lcyp_w));
+ map(addr_bits | 0xa1c, addr_bits | 0xa1d).rw(FUNC(mc68328_base_device::lcwch_r), FUNC(mc68328_base_device::lcwch_w));
+ map(addr_bits | 0xa1f, addr_bits | 0xa1f).rw(FUNC(mc68328_base_device::lblkc_r), FUNC(mc68328_base_device::lblkc_w));
+ map(addr_bits | 0xa20, addr_bits | 0xa20).rw(FUNC(mc68328_base_device::lpicf_r), FUNC(mc68328_base_device::lpicf_w));
+ map(addr_bits | 0xa21, addr_bits | 0xa21).rw(FUNC(mc68328_base_device::lpolcf_r), FUNC(mc68328_base_device::lpolcf_w));
+ map(addr_bits | 0xa23, addr_bits | 0xa23).rw(FUNC(mc68328_base_device::lacdrc_r), FUNC(mc68328_base_device::lacdrc_w));
+ map(addr_bits | 0xa25, addr_bits | 0xa25).rw(FUNC(mc68328_base_device::lpxcd_r), FUNC(mc68328_base_device::lpxcd_w));
+ map(addr_bits | 0xa27, addr_bits | 0xa27).rw(FUNC(mc68328_base_device::lckcon_r), FUNC(mc68328_base_device::lckcon_w));
+ map(addr_bits | 0xa2d, addr_bits | 0xa2d).rw(FUNC(mc68328_base_device::lposr_r), FUNC(mc68328_base_device::lposr_w));
+ map(addr_bits | 0xa31, addr_bits | 0xa31).rw(FUNC(mc68328_base_device::lfrcm_r), FUNC(mc68328_base_device::lfrcm_w));
+
+ map(addr_bits | 0xb00, addr_bits | 0xb01).rw(FUNC(mc68328_base_device::hmsr_msw_r), FUNC(mc68328_base_device::hmsr_msw_w));
+ map(addr_bits | 0xb02, addr_bits | 0xb03).rw(FUNC(mc68328_base_device::hmsr_lsw_r), FUNC(mc68328_base_device::hmsr_lsw_w));
+ map(addr_bits | 0xb04, addr_bits | 0xb05).rw(FUNC(mc68328_base_device::alarm_msw_r), FUNC(mc68328_base_device::alarm_msw_w));
+ map(addr_bits | 0xb06, addr_bits | 0xb07).rw(FUNC(mc68328_base_device::alarm_lsw_r), FUNC(mc68328_base_device::alarm_lsw_w));
+ map(addr_bits | 0xb0e, addr_bits | 0xb0f).rw(FUNC(mc68328_base_device::rtcisr_r), FUNC(mc68328_base_device::rtcisr_w));
+ map(addr_bits | 0xb10, addr_bits | 0xb11).rw(FUNC(mc68328_base_device::rtcienr_r), FUNC(mc68328_base_device::rtcienr_w));
+ map(addr_bits | 0xb12, addr_bits | 0xb13).rw(FUNC(mc68328_base_device::stpwtch_r), FUNC(mc68328_base_device::stpwtch_w));
+}
+
+void mc68328_device::internal_map(address_map &map)
+{
+ base_internal_map(0xfff000, map);
+ map(0xfff108, 0xfff109).rw(FUNC(mc68328_device::grpmaska_r), FUNC(mc68328_device::grpmaska_w));
+ map(0xfff10a, 0xfff10b).rw(FUNC(mc68328_device::grpmaskb_r), FUNC(mc68328_device::grpmaskb_w));
+ map(0xfff10c, 0xfff10d).rw(FUNC(mc68328_device::grpmaskc_r), FUNC(mc68328_device::grpmaskc_w));
+ map(0xfff10e, 0xfff10f).rw(FUNC(mc68328_device::grpmaskd_r), FUNC(mc68328_device::grpmaskd_w));
+ map(0xfff110, 0xfff111).rw(FUNC(mc68328_device::csa_msw_r<0>), FUNC(mc68328_device::csa_msw_w<0>));
+ map(0xfff112, 0xfff113).rw(FUNC(mc68328_device::csa_lsw_r<0>), FUNC(mc68328_device::csa_lsw_w<0>));
+ map(0xfff114, 0xfff115).rw(FUNC(mc68328_device::csa_msw_r<1>), FUNC(mc68328_device::csa_msw_w<1>));
+ map(0xfff116, 0xfff117).rw(FUNC(mc68328_device::csa_lsw_r<1>), FUNC(mc68328_device::csa_lsw_w<1>));
+ map(0xfff118, 0xfff119).rw(FUNC(mc68328_device::csa_msw_r<2>), FUNC(mc68328_device::csa_msw_w<2>));
+ map(0xfff11a, 0xfff11b).rw(FUNC(mc68328_device::csa_lsw_r<2>), FUNC(mc68328_device::csa_lsw_w<2>));
+ map(0xfff11c, 0xfff11d).rw(FUNC(mc68328_device::csa_msw_r<3>), FUNC(mc68328_device::csa_msw_w<3>));
+ map(0xfff11e, 0xfff11f).rw(FUNC(mc68328_device::csa_lsw_r<3>), FUNC(mc68328_device::csa_lsw_w<3>));
+ map(0xfff120, 0xfff121).rw(FUNC(mc68328_device::csb_msw_r<0>), FUNC(mc68328_device::csb_msw_w<0>));
+ map(0xfff122, 0xfff123).rw(FUNC(mc68328_device::csb_lsw_r<0>), FUNC(mc68328_device::csb_lsw_w<0>));
+ map(0xfff124, 0xfff125).rw(FUNC(mc68328_device::csb_msw_r<1>), FUNC(mc68328_device::csb_msw_w<1>));
+ map(0xfff126, 0xfff127).rw(FUNC(mc68328_device::csb_lsw_r<1>), FUNC(mc68328_device::csb_lsw_w<1>));
+ map(0xfff128, 0xfff129).rw(FUNC(mc68328_device::csb_msw_r<2>), FUNC(mc68328_device::csb_msw_w<2>));
+ map(0xfff12a, 0xfff12b).rw(FUNC(mc68328_device::csb_lsw_r<2>), FUNC(mc68328_device::csb_lsw_w<2>));
+ map(0xfff12c, 0xfff12d).rw(FUNC(mc68328_device::csb_msw_r<3>), FUNC(mc68328_device::csb_msw_w<3>));
+ map(0xfff12e, 0xfff12f).rw(FUNC(mc68328_device::csb_lsw_r<3>), FUNC(mc68328_device::csb_lsw_w<3>));
+ map(0xfff130, 0xfff131).rw(FUNC(mc68328_device::csc_msw_r<0>), FUNC(mc68328_device::csc_msw_w<0>));
+ map(0xfff132, 0xfff133).rw(FUNC(mc68328_device::csc_lsw_r<0>), FUNC(mc68328_device::csc_lsw_w<0>));
+ map(0xfff134, 0xfff135).rw(FUNC(mc68328_device::csc_msw_r<1>), FUNC(mc68328_device::csc_msw_w<1>));
+ map(0xfff136, 0xfff137).rw(FUNC(mc68328_device::csc_lsw_r<1>), FUNC(mc68328_device::csc_lsw_w<1>));
+ map(0xfff138, 0xfff139).rw(FUNC(mc68328_device::csc_msw_r<2>), FUNC(mc68328_device::csc_msw_w<2>));
+ map(0xfff13a, 0xfff13b).rw(FUNC(mc68328_device::csc_lsw_r<2>), FUNC(mc68328_device::csc_lsw_w<2>));
+ map(0xfff13c, 0xfff13d).rw(FUNC(mc68328_device::csc_msw_r<3>), FUNC(mc68328_device::csc_msw_w<3>));
+ map(0xfff13e, 0xfff13f).rw(FUNC(mc68328_device::csc_lsw_r<3>), FUNC(mc68328_device::csc_lsw_w<3>));
+ map(0xfff140, 0xfff141).rw(FUNC(mc68328_device::csd_msw_r<0>), FUNC(mc68328_device::csd_msw_w<0>));
+ map(0xfff142, 0xfff143).rw(FUNC(mc68328_device::csd_lsw_r<0>), FUNC(mc68328_device::csd_lsw_w<0>));
+ map(0xfff144, 0xfff145).rw(FUNC(mc68328_device::csd_msw_r<1>), FUNC(mc68328_device::csd_msw_w<1>));
+ map(0xfff146, 0xfff147).rw(FUNC(mc68328_device::csd_lsw_r<1>), FUNC(mc68328_device::csd_lsw_w<1>));
+ map(0xfff148, 0xfff149).rw(FUNC(mc68328_device::csd_msw_r<2>), FUNC(mc68328_device::csd_msw_w<2>));
+ map(0xfff14a, 0xfff14b).rw(FUNC(mc68328_device::csd_lsw_r<2>), FUNC(mc68328_device::csd_lsw_w<2>));
+ map(0xfff14c, 0xfff14d).rw(FUNC(mc68328_device::csd_msw_r<3>), FUNC(mc68328_device::csd_msw_w<3>));
+ map(0xfff14e, 0xfff14f).rw(FUNC(mc68328_device::csd_lsw_r<3>), FUNC(mc68328_device::csd_lsw_w<3>));
+
+ map(0xfff308, 0xfff309).rw(FUNC(mc68328_device::iwr_msw_r), FUNC(mc68328_device::iwr_msw_w));
+ map(0xfff30a, 0xfff30b).rw(FUNC(mc68328_device::iwr_lsw_r), FUNC(mc68328_device::iwr_lsw_w));
+
+ map(0xfff403, 0xfff403).rw(FUNC(mc68328_device::pasel_r), FUNC(mc68328_device::pasel_w));
+
+ map(0xfff438, 0xfff438).rw(FUNC(mc68328_device::pjdir_r), FUNC(mc68328_device::pjdir_w));
+ map(0xfff439, 0xfff439).rw(FUNC(mc68328_device::pjdata_r), FUNC(mc68328_device::pjdata_w));
+ map(0xfff43b, 0xfff43b).rw(FUNC(mc68328_device::pjsel_r), FUNC(mc68328_device::pjsel_w));
+ map(0xfff440, 0xfff440).rw(FUNC(mc68328_device::pkdir_r), FUNC(mc68328_device::pkdir_w));
+ map(0xfff441, 0xfff441).rw(FUNC(mc68328_device::pkdata_r), FUNC(mc68328_device::pkdata_w));
+ map(0xfff442, 0xfff442).rw(FUNC(mc68328_device::pkpuen_r), FUNC(mc68328_device::pkpuen_w));
+ map(0xfff443, 0xfff443).rw(FUNC(mc68328_device::pksel_r), FUNC(mc68328_device::pksel_w));
+ map(0xfff448, 0xfff448).rw(FUNC(mc68328_device::pmdir_r), FUNC(mc68328_device::pmdir_w));
+ map(0xfff449, 0xfff449).rw(FUNC(mc68328_device::pmdata_r), FUNC(mc68328_device::pmdata_w));
+ map(0xfff44a, 0xfff44a).rw(FUNC(mc68328_device::pmpuen_r), FUNC(mc68328_device::pmpuen_w));
+ map(0xfff44b, 0xfff44b).rw(FUNC(mc68328_device::pmsel_r), FUNC(mc68328_device::pmsel_w));
+
+ map(0xfff502, 0xfff503).rw(FUNC(mc68328_device::pwmp_r), FUNC(mc68328_device::pwmp_w));
+ map(0xfff504, 0xfff505).rw(FUNC(mc68328_device::pwmw_r), FUNC(mc68328_device::pwmw_w));
+ map(0xfff506, 0xfff507).rw(FUNC(mc68328_device::pwmcnt_r), FUNC(mc68328_device::pwmcnt_w));
+
+ map(0xfff60c, 0xfff60d).rw(FUNC(mc68328_device::tctl_r<1>), FUNC(mc68328_device::tctl_w<1>));
+ map(0xfff60e, 0xfff60f).rw(FUNC(mc68328_device::tprer_r<1>), FUNC(mc68328_device::tprer_w<1>));
+ map(0xfff610, 0xfff611).rw(FUNC(mc68328_device::tcmp_r<1>), FUNC(mc68328_device::tcmp_w<1>));
+ map(0xfff612, 0xfff613).rw(FUNC(mc68328_device::tcr_r<1>), FUNC(mc68328_device::tcr_w<1>));
+ map(0xfff614, 0xfff615).rw(FUNC(mc68328_device::tcn_r<1>), FUNC(mc68328_device::tcn_w<1>));
+ map(0xfff616, 0xfff617).rw(FUNC(mc68328_device::tstat_r<1>), FUNC(mc68328_device::tstat_w<1>));
+ map(0xfff618, 0xfff619).rw(FUNC(mc68328_device::wctlr_r), FUNC(mc68328_device::wctlr_w));
+ map(0xfff61a, 0xfff61b).rw(FUNC(mc68328_device::wcmpr_r), FUNC(mc68328_device::wcmpr_w));
+ map(0xfff61c, 0xfff61d).rw(FUNC(mc68328_device::wcn_r), FUNC(mc68328_device::wcn_w));
+
+ map(0xfff700, 0xfff701).rw(FUNC(mc68328_device::spisr_r), FUNC(mc68328_device::spisr_w));
+
+ map(0xfffa29, 0xfffa29).rw(FUNC(mc68328_device::llbar_r), FUNC(mc68328_device::llbar_w));
+ map(0xfffa2b, 0xfffa2b).rw(FUNC(mc68328_device::lotcr_r), FUNC(mc68328_device::lotcr_w));
+ map(0xfffa32, 0xfffa33).rw(FUNC(mc68328_device::lgpmr_r), FUNC(mc68328_device::lgpmr_w));
+
+ map(0xfffb0c, 0xfffb0d).rw(FUNC(mc68328_device::rtcctl_r), FUNC(mc68328_device::rtcctl_w));
+}
+
+void mc68ez328_device::internal_map(address_map &map)
+{
+ base_internal_map(0xfffff000, map);
+
+ map(0xfffff004, 0xfffff007).r(FUNC(mc68ez328_device::revision_r));
+
+ map(0xfffff110, 0xfffff111).rw(FUNC(mc68ez328_device::csa_r), FUNC(mc68ez328_device::csa_w));
+ map(0xfffff112, 0xfffff113).rw(FUNC(mc68ez328_device::csb_r), FUNC(mc68ez328_device::csb_w));
+ map(0xfffff114, 0xfffff115).rw(FUNC(mc68ez328_device::csc_r), FUNC(mc68ez328_device::csc_w));
+ map(0xfffff116, 0xfffff117).rw(FUNC(mc68ez328_device::csd_r), FUNC(mc68ez328_device::csd_w));
+ map(0xfffff118, 0xfffff119).rw(FUNC(mc68ez328_device::emucs_r), FUNC(mc68ez328_device::emucs_w));
+
+ map(0xfffff502, 0xfffff503).rw(FUNC(mc68ez328_device::pwms_r), FUNC(mc68ez328_device::pwms_w));
+ map(0xfffff504, 0xfffff504).rw(FUNC(mc68ez328_device::pwmp_r), FUNC(mc68ez328_device::pwmp_w));
+ map(0xfffff505, 0xfffff505).rw(FUNC(mc68ez328_device::pwmcnt_r), FUNC(mc68ez328_device::pwmcnt_w));
+
+ map(0xfffffa29, 0xfffffa29).rw(FUNC(mc68ez328_device::lrra_r), FUNC(mc68ez328_device::lrra_w));
+ map(0xfffffa36, 0xfffffa37).rw(FUNC(mc68ez328_device::pwmr_r), FUNC(mc68ez328_device::pwmr_w));
+
+ map(0xfffffb0a, 0xfffffb0b).rw(FUNC(mc68ez328_device::watchdog_r), FUNC(mc68ez328_device::watchdog_w));
+ map(0xfffffb0c, 0xfffffb0d).rw(FUNC(mc68ez328_device::rtcctl_r), FUNC(mc68ez328_device::rtcctl_w));
+ map(0xfffffb1a, 0xfffffb1b).rw(FUNC(mc68ez328_device::dayr_r), FUNC(mc68ez328_device::dayr_w));
+ map(0xfffffb1c, 0xfffffb1d).rw(FUNC(mc68ez328_device::dayalarm_r), FUNC(mc68ez328_device::dayalarm_w));
+}
+
+void mc68328_device::cpu_space_map(address_map &map)
+{
+ map(0xfffff0, 0xffffff).r(FUNC(mc68328_device::irq_callback)).umask16(0x00ff);
+}
+
+void mc68ez328_device::cpu_space_map(address_map &map)
+{
+ map(0xfffffff0, 0xffffffff).r(FUNC(mc68ez328_device::irq_callback)).umask16(0x00ff);
}
//-------------------------------------------------
@@ -396,2825 +323,3655 @@ mc68328_device::mc68328_device(const machine_config &mconfig, const char *tag, d
// initial conditions at start time
//-------------------------------------------------
-void mc68328_device::device_resolve_objects()
+void mc68328_base_device::device_resolve_objects()
{
m68000_device::device_resolve_objects();
- m_out_port_a_cb.resolve();
- m_out_port_b_cb.resolve();
- m_out_port_c_cb.resolve();
- m_out_port_d_cb.resolve();
- m_out_port_e_cb.resolve();
- m_out_port_f_cb.resolve();
- m_out_port_g_cb.resolve();
- m_out_port_j_cb.resolve();
- m_out_port_k_cb.resolve();
- m_out_port_m_cb.resolve();
-
- m_in_port_a_cb.resolve();
- m_in_port_b_cb.resolve();
- m_in_port_c_cb.resolve();
- m_in_port_d_cb.resolve();
- m_in_port_e_cb.resolve();
- m_in_port_f_cb.resolve();
- m_in_port_g_cb.resolve();
- m_in_port_j_cb.resolve();
- m_in_port_k_cb.resolve();
- m_in_port_m_cb.resolve();
-
- m_out_pwm_cb.resolve();
-
- m_out_spim_cb.resolve();
- m_in_spim_cb.resolve();
-
- m_spim_xch_trigger_cb.resolve();
+ m_lcd_info_changed_cb.resolve_safe();
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
-void mc68328_device::device_start()
+void mc68328_base_device::device_start()
{
m68000_device::device_start();
- m_gptimer[0] = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(mc68328_device::timer1_hit),this));
- m_gptimer[1] = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(mc68328_device::timer2_hit),this));
- m_rtc = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(mc68328_device::rtc_tick),this));
- m_pwm = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(mc68328_device::pwm_transition),this));
+ m_refclk = timer_alloc(FUNC(mc68328_base_device::refclk_tick), this);
+ m_pwm = timer_alloc(FUNC(mc68328_base_device::pwm_tick), this);
+ m_rtc = timer_alloc(FUNC(mc68328_base_device::rtc_tick), this);
+ m_spim = timer_alloc(FUNC(mc68328_base_device::spim_tick), this);
+ m_lcd_scan = timer_alloc(FUNC(mc68328_base_device::lcd_scan_tick), this);
+
+ m_lcd_line_buffer = std::make_unique<u16[]>(1024 / 16); // 1024px wide, up to 16 pixels per word
register_state_save();
}
+void mc68328_device::device_start()
+{
+ mc68328_base_device::device_start();
+
+ m_gptimer[0] = timer_alloc(FUNC(mc68328_device::timer_tick<0>), this);
+ m_gptimer[1] = timer_alloc(FUNC(mc68328_device::timer_tick<1>), this);
+}
+
+void mc68ez328_device::device_start()
+{
+ mc68328_base_device::device_start();
+
+ m_gptimer = timer_alloc(FUNC(mc68ez328_device::timer_tick<0>), this);
+ m_rtc_sample_timer = timer_alloc(FUNC(mc68ez328_device::sample_timer_tick), this);
+
+ m_dayr = 0;
+ m_dayalarm = 0;
+ m_sam_cnt = 0;
+}
+
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
-void mc68328_device::device_reset()
+void mc68328_base_device::device_reset()
{
m68000_device::device_reset();
- m_regs.scr = 0x0c;
- m_regs.grpbasea = 0x0000;
- m_regs.grpbaseb = 0x0000;
- m_regs.grpbasec = 0x0000;
- m_regs.grpbased = 0x0000;
- m_regs.grpmaska = 0x0000;
- m_regs.grpmaskb = 0x0000;
- m_regs.grpmaskc = 0x0000;
- m_regs.grpmaskd = 0x0000;
- m_regs.csa0 = 0x00010006;
- m_regs.csa1 = 0x00010006;
- m_regs.csa2 = 0x00010006;
- m_regs.csa3 = 0x00010006;
- m_regs.csb0 = 0x00010006;
- m_regs.csb1 = 0x00010006;
- m_regs.csb2 = 0x00010006;
- m_regs.csb3 = 0x00010006;
- m_regs.csc0 = 0x00010006;
- m_regs.csc1 = 0x00010006;
- m_regs.csc2 = 0x00010006;
- m_regs.csc3 = 0x00010006;
- m_regs.csd0 = 0x00010006;
- m_regs.csd1 = 0x00010006;
- m_regs.csd2 = 0x00010006;
- m_regs.csd3 = 0x00010006;
-
- m_regs.pllcr = 0x2400;
- m_regs.pllfsr = 0x0123;
- m_regs.pctlr = 0x1f;
-
- m_regs.ivr = 0x00;
- m_regs.icr = 0x0000;
- m_regs.imr = 0x00ffffff;
- m_regs.iwr = 0x00ffffff;
- m_regs.isr = 0x00000000;
- m_regs.ipr = 0x00000000;
-
- m_regs.padir = 0x00;
- m_regs.padata = 0x00;
- m_regs.pasel = 0x00;
- m_regs.pbdir = 0x00;
- m_regs.pbdata = 0x00;
- m_regs.pbsel = 0x00;
- m_regs.pcdir = 0x00;
- m_regs.pcdata = 0x00;
- m_regs.pcsel = 0x00;
- m_regs.pddir = 0x00;
- m_regs.pddata = 0x00;
- m_regs.pdpuen = 0xff;
- m_regs.pdpol = 0x00;
- m_regs.pdirqen = 0x00;
- m_regs.pddataedge = 0x00;
- m_regs.pdirqedge = 0x00;
- m_regs.pedir = 0x00;
- m_regs.pedata = 0x00;
- m_regs.pepuen = 0x80;
- m_regs.pesel = 0x80;
- m_regs.pfdir = 0x00;
- m_regs.pfdata = 0x00;
- m_regs.pfpuen = 0xff;
- m_regs.pfsel = 0xff;
- m_regs.pgdir = 0x00;
- m_regs.pgdata = 0x00;
- m_regs.pgpuen = 0xff;
- m_regs.pgsel = 0xff;
- m_regs.pjdir = 0x00;
- m_regs.pjdata = 0x00;
- m_regs.pjsel = 0x00;
- m_regs.pkdir = 0x00;
- m_regs.pkdata = 0x00;
- m_regs.pkpuen = 0xff;
- m_regs.pksel = 0xff;
- m_regs.pmdir = 0x00;
- m_regs.pmdata = 0x00;
- m_regs.pmpuen = 0xff;
- m_regs.pmsel = 0xff;
-
- m_regs.pwmc = 0x0000;
- m_regs.pwmp = 0x0000;
- m_regs.pwmw = 0x0000;
- m_regs.pwmcnt = 0x0000;
-
- m_regs.tctl[0] = m_regs.tctl[1] = 0x0000;
- m_regs.tprer[0] = m_regs.tprer[1] = 0x0000;
- m_regs.tcmp[0] = m_regs.tcmp[1] = 0xffff;
- m_regs.tcr[0] = m_regs.tcr[1] = 0x0000;
- m_regs.tcn[0] = m_regs.tcn[1] = 0x0000;
- m_regs.tstat[0] = m_regs.tstat[1] = 0x0000;
- m_regs.wctlr = 0x0000;
- m_regs.wcmpr = 0xffff;
- m_regs.wcn = 0x0000;
-
- m_regs.spisr = 0x0000;
-
- m_regs.spimdata = 0x0000;
- m_regs.spimcont = 0x0000;
-
- m_regs.ustcnt = 0x0000;
- m_regs.ubaud = 0x003f;
- m_regs.urx = 0x0000;
- m_regs.utx = 0x0000;
- m_regs.umisc = 0x0000;
-
- m_regs.lssa = 0x00000000;
- m_regs.lvpw = 0xff;
- m_regs.lxmax = 0x03ff;
- m_regs.lymax = 0x01ff;
- m_regs.lcxp = 0x0000;
- m_regs.lcyp = 0x0000;
- m_regs.lcwch = 0x0101;
- m_regs.lblkc = 0x7f;
- m_regs.lpicf = 0x00;
- m_regs.lpolcf = 0x00;
- m_regs.lacdrc = 0x00;
- m_regs.lpxcd = 0x00;
- m_regs.lckcon = 0x40;
- m_regs.llbar = 0x3e;
- m_regs.lotcr = 0x3f;
- m_regs.lposr = 0x00;
- m_regs.lfrcm = 0xb9;
- m_regs.lgpmr = 0x1073;
-
- m_regs.hmsr = 0x00000000;
- m_regs.alarm = 0x00000000;
- m_regs.rtcctl = 0x00;
- m_regs.rtcisr = 0x00;
- m_regs.rtcienr = 0x00;
- m_regs.stpwtch = 0x00;
+ m_scr = 0x0c;
+ m_grpbasea = 0x0000;
+ m_grpbaseb = 0x0000;
+ m_grpbasec = 0x0000;
+ m_grpbased = 0x0000;
+
+ m_refclk->adjust(attotime::from_hz(32768), 0, attotime::from_hz(32768));
+ m_pllcr = 0x2400;
+ m_pllfsr = 0x0123;
+ m_pctlr = 0x1f;
+
+ m_ivr = 0x00;
+ m_icr = 0x0000;
+ m_imr = 0x00ffffff;
+ m_gisr = 0x00000000;
+ m_ipr = 0x00000000;
+
+ m_pasel = 0x00;
+ m_padir = 0x00;
+ m_padata = 0x00;
+ m_pbdir = 0x00;
+ m_pbdata = 0x00;
+ m_pbsel = 0x00;
+ m_pcdir = 0x00;
+ m_pcdata = 0x00;
+ m_pcsel = 0x00;
+ m_pddir = 0x00;
+ m_pddata = 0x00;
+ m_pdpuen = 0xff;
+ m_pdpol = 0x00;
+ m_pdirqen = 0x00;
+ m_pdirqedge = 0x00;
+ m_pdindata = 0x00;
+ m_pedir = 0x00;
+ m_pedata = 0x00;
+ m_pepuen = 0x80;
+ m_pesel = 0x80;
+ m_pfdir = 0x00;
+ m_pfdata = 0x00;
+ m_pfpuen = 0xff;
+ m_pfsel = 0xff;
+ m_pgdir = 0x00;
+ m_pgdata = 0x00;
+ m_pgpuen = 0xff;
+ m_pgsel = 0xff;
+
+ m_spimdata = 0x0000;
+ m_spimcont = 0x0000;
+ m_spmtxd = false;
+ m_spmrxd = false;
+ m_spmclk = false;
+ m_spim_bit_read_idx = 15;
+
+ m_ustcnt = 0x0000;
+ m_ubaud = 0x003f;
+ m_urx = 0x0000;
+ m_utx = 0x0000;
+ m_umisc = 0x0000;
+
+ m_lssa = 0x00000000;
+ m_lssa_end = 0x00000000;
+ m_lvpw = 0xff;
+ m_lxmax = 0x03ff;
+ m_lymax = 0x01ff;
+ m_lcxp = 0x0000;
+ m_lcyp = 0x0000;
+ m_lcwch = 0x0101;
+ m_lblkc = 0x7f;
+ m_lpicf = 0x00;
+ m_lpolcf = 0x00;
+ m_lacdrc = 0x00;
+ m_lpxcd = 0x00;
+ m_lckcon = 0x40;
+ m_lposr = 0x00;
+ m_lfrcm = 0xb9;
+ m_lcd_update_pending = true;
+
+ m_hmsr = 0x00000000;
+ m_alarm = 0x00000000;
+ m_rtcctl = 0x00;
+
+ m_rtcisr = 0x0000;
+ m_rtcienr = 0x0000;
+ m_stpwtch = 0x0000;
+
+ m_pwm->adjust(attotime::never);
+ m_pwmo = false;
m_rtc->adjust(attotime::from_hz(1), 0, attotime::from_hz(1));
+ m_spim->adjust(attotime::never);
+ m_lcd_scan->adjust(attotime::never);
+ m_lcd_sysmem_ptr = 0;
+ m_lssa_end = 0;
+ m_lcd_line_bit = 0;
+ m_lcd_line_word = 0;
+ m_lsclk = false;
}
+void mc68328_device::device_reset()
+{
+ mc68328_base_device::device_reset();
+
+ m_grpmaska = 0x0000;
+ m_grpmaskb = 0x0000;
+ m_grpmaskc = 0x0000;
+ m_grpmaskd = 0x0000;
+ std::fill(std::begin(m_csa), std::end(m_csa), 0x00010006);
+ std::fill(std::begin(m_csb), std::end(m_csb), 0x00010006);
+ std::fill(std::begin(m_csc), std::end(m_csc), 0x00010006);
+ std::fill(std::begin(m_csd), std::end(m_csd), 0x00010006);
+
+ m_iwr = 0x00ffffff;
+
+ m_pasel = 0xff;
+ m_pjdir = 0x00;
+ m_pjdata = 0x00;
+ m_pjsel = 0x00;
+ m_pkdir = 0x00;
+ m_pkdata = 0x00;
+ m_pkpuen = 0xff;
+ m_pksel = 0xff;
+ m_pmdir = 0x00;
+ m_pmdata = 0x00;
+ m_pmpuen = 0xff;
+ m_pmsel = 0xff;
+
+ m_pwmc = 0x0000;
+ m_pwmp = 0x0000;
+ m_pwmw = 0x0000;
+ m_pwmcnt = 0x0000;
+
+ m_timer_regs[0].tctl = m_timer_regs[1].tctl = 0x0000;
+ m_timer_regs[0].tprer = m_timer_regs[1].tprer = 0x0000;
+ m_timer_regs[0].tcmp = m_timer_regs[1].tcmp = 0xffff;
+ m_timer_regs[0].tcr = m_timer_regs[1].tcr = 0x0000;
+ m_timer_regs[0].tcn = m_timer_regs[1].tcn = 0x0000;
+ m_timer_regs[0].tstat = m_timer_regs[1].tstat = 0x0000;
+ m_wctlr = 0x0000;
+ m_wcmpr = 0xffff;
+ m_wcn = 0x0000;
+ m_timer_regs[0].tclear = m_timer_regs[1].tclear = 0;
+
+ m_spisr = 0x0000;
+
+ m_llbar = 0x3e;
+ m_lotcr = 0x3f;
+ m_lgpmr = 0x1073;
+
+ m_gptimer[0]->adjust(attotime::never);
+ m_gptimer[1]->adjust(attotime::never);
+}
-void mc68328_device::set_interrupt_line(uint32_t line, uint32_t active)
+void mc68ez328_device::device_reset()
{
- if (active)
+ mc68328_base_device::device_reset();
+
+ m_csa = 0x00e0;
+ m_csb = 0x0000;
+ m_csc = 0x0000;
+ m_csd = 0x0020;
+ m_emucs = 0x0060;
+
+ m_pwmc = 0x0020;
+ m_pwmp = 0xfe;
+ m_pwmcnt = 0x00;
+ std::fill(std::begin(m_pwmfifo), std::end(m_pwmfifo), 0x0000);
+ m_pwmfifo_wr = 0;
+ m_pwmfifo_rd = 0;
+ m_pwmfifo_cnt = 0;
+ m_pwm_rep_cnt = 1;
+
+ m_gptimer->adjust(attotime::never);
+
+ m_lrra = 0xff;
+ m_pwmr = 0x0000;
+
+ m_rtc_sample_timer->adjust(attotime::from_ticks(64, 32768), 0, attotime::from_ticks(64, 32768));
+ m_watchdog = 0x0001;
+ m_sam_cnt = 0;
+}
+
+void mc68328_base_device::register_state_save()
+{
+ save_item(NAME(m_scr));
+ save_item(NAME(m_grpbasea));
+ save_item(NAME(m_grpbaseb));
+ save_item(NAME(m_grpbasec));
+ save_item(NAME(m_grpbased));
+
+ save_item(NAME(m_pllcr));
+ save_item(NAME(m_pllfsr));
+ save_item(NAME(m_pctlr));
+
+ save_item(NAME(m_ivr));
+ save_item(NAME(m_icr));
+ save_item(NAME(m_imr));
+ save_item(NAME(m_gisr));
+ save_item(NAME(m_ipr));
+
+ save_item(NAME(m_padir));
+ save_item(NAME(m_padata));
+ save_item(NAME(m_pbdir));
+ save_item(NAME(m_pbdata));
+ save_item(NAME(m_pbsel));
+ save_item(NAME(m_pcdir));
+ save_item(NAME(m_pcdata));
+ save_item(NAME(m_pcsel));
+ save_item(NAME(m_pddir));
+ save_item(NAME(m_pddata));
+ save_item(NAME(m_pdpuen));
+ save_item(NAME(m_pdpol));
+ save_item(NAME(m_pdirqen));
+ save_item(NAME(m_pdirqedge));
+ save_item(NAME(m_pdindata));
+ save_item(NAME(m_pedir));
+ save_item(NAME(m_pedata));
+ save_item(NAME(m_pepuen));
+ save_item(NAME(m_pesel));
+ save_item(NAME(m_pfdir));
+ save_item(NAME(m_pfdata));
+ save_item(NAME(m_pfpuen));
+ save_item(NAME(m_pfsel));
+ save_item(NAME(m_pgdir));
+ save_item(NAME(m_pgdata));
+ save_item(NAME(m_pgpuen));
+ save_item(NAME(m_pgsel));
+
+ save_item(NAME(m_pwmc));
+ save_item(NAME(m_pwmo));
+
+ save_item(NAME(m_spimdata));
+ save_item(NAME(m_spimcont));
+ save_item(NAME(m_spmtxd));
+ save_item(NAME(m_spmrxd));
+ save_item(NAME(m_spmclk));
+ save_item(NAME(m_spim_bit_read_idx));
+
+ save_item(NAME(m_ustcnt));
+ save_item(NAME(m_ubaud));
+ save_item(NAME(m_urx));
+ save_item(NAME(m_utx));
+ save_item(NAME(m_umisc));
+
+ save_item(NAME(m_lssa));
+ save_item(NAME(m_lssa_end));
+ save_item(NAME(m_lvpw));
+ save_item(NAME(m_lxmax));
+ save_item(NAME(m_lymax));
+ save_item(NAME(m_lcxp));
+ save_item(NAME(m_lcyp));
+ save_item(NAME(m_lcwch));
+ save_item(NAME(m_lblkc));
+ save_item(NAME(m_lpicf));
+ save_item(NAME(m_lpolcf));
+ save_item(NAME(m_lacdrc));
+ save_item(NAME(m_lpxcd));
+ save_item(NAME(m_lckcon));
+ save_item(NAME(m_lposr));
+ save_item(NAME(m_lfrcm));
+ save_item(NAME(m_lcd_update_pending));
+
+ save_item(NAME(m_hmsr));
+ save_item(NAME(m_alarm));
+ save_item(NAME(m_rtcctl));
+ save_item(NAME(m_rtcisr));
+ save_item(NAME(m_rtcienr));
+ save_item(NAME(m_stpwtch));
+
+ save_item(NAME(m_lcd_sysmem_ptr));
+ save_pointer(NAME(m_lcd_line_buffer), 1024 / 8);
+ save_item(NAME(m_lcd_line_bit));
+ save_item(NAME(m_lcd_line_word));
+ save_item(NAME(m_lsclk));
+}
+
+void mc68328_device::register_state_save()
+{
+ mc68328_base_device::register_state_save();
+
+ save_item(NAME(m_grpmaska));
+ save_item(NAME(m_grpmaskb));
+ save_item(NAME(m_grpmaskc));
+ save_item(NAME(m_grpmaskd));
+ save_item(NAME(m_csa));
+ save_item(NAME(m_csb));
+ save_item(NAME(m_csc));
+ save_item(NAME(m_csd));
+
+ save_item(NAME(m_iwr));
+
+ save_item(NAME(m_pasel));
+ save_item(NAME(m_pjdir));
+ save_item(NAME(m_pjdata));
+ save_item(NAME(m_pjsel));
+ save_item(NAME(m_pkdir));
+ save_item(NAME(m_pkdata));
+ save_item(NAME(m_pkpuen));
+ save_item(NAME(m_pksel));
+ save_item(NAME(m_pmdir));
+ save_item(NAME(m_pmdata));
+ save_item(NAME(m_pmpuen));
+ save_item(NAME(m_pmsel));
+
+ save_item(NAME(m_pwmp));
+ save_item(NAME(m_pwmw));
+ save_item(NAME(m_pwmcnt));
+
+ save_item(STRUCT_MEMBER(m_timer_regs, tctl));
+ save_item(STRUCT_MEMBER(m_timer_regs, tprer));
+ save_item(STRUCT_MEMBER(m_timer_regs, tcmp));
+ save_item(STRUCT_MEMBER(m_timer_regs, tcr));
+ save_item(STRUCT_MEMBER(m_timer_regs, tcn));
+ save_item(STRUCT_MEMBER(m_timer_regs, tstat));
+ save_item(STRUCT_MEMBER(m_timer_regs, tclear));
+ save_item(NAME(m_wctlr));
+ save_item(NAME(m_wcmpr));
+ save_item(NAME(m_wcn));
+
+ save_item(NAME(m_spisr));
+
+ save_item(NAME(m_llbar));
+ save_item(NAME(m_lotcr));
+ save_item(NAME(m_lgpmr));
+}
+
+void mc68ez328_device::register_state_save()
+{
+ mc68328_base_device::register_state_save();
+
+ save_item(NAME(m_pwmp));
+ save_item(NAME(m_pwmcnt));
+ save_item(NAME(m_pwmfifo));
+ save_item(NAME(m_pwmfifo_wr));
+ save_item(NAME(m_pwmfifo_rd));
+ save_item(NAME(m_pwmfifo_cnt));
+ save_item(NAME(m_pwm_rep_cnt));
+
+ save_item(STRUCT_MEMBER(m_timer_regs, tctl));
+ save_item(STRUCT_MEMBER(m_timer_regs, tprer));
+ save_item(STRUCT_MEMBER(m_timer_regs, tcmp));
+ save_item(STRUCT_MEMBER(m_timer_regs, tcr));
+ save_item(STRUCT_MEMBER(m_timer_regs, tcn));
+ save_item(STRUCT_MEMBER(m_timer_regs, tstat));
+ save_item(STRUCT_MEMBER(m_timer_regs, tclear));
+
+ save_item(NAME(m_lrra));
+ save_item(NAME(m_pwmr));
+
+ save_item(NAME(m_watchdog));
+ save_item(NAME(m_dayr));
+ save_item(NAME(m_dayalarm));
+ save_item(NAME(m_sam_cnt));
+}
+
+//-------------------------------------------------
+// System control hardware
+//-------------------------------------------------
+
+void mc68328_base_device::scr_w(u8 data) // 0x000
+{
+ LOGMASKED(LOG_SCR, "%s: scr_w: SCR = %02x\n", machine().describe_context(), data);
+}
+
+u8 mc68328_base_device::scr_r() // 0x000
+{
+ LOGMASKED(LOG_SCR, "%s: scr_r: SCR: %02x\n", machine().describe_context(), m_scr);
+ return m_scr;
+}
+
+
+//-------------------------------------------------
+// MMU/chip-select hardware - Standard MC68328
+//-------------------------------------------------
+
+void mc68328_base_device::grpbasea_w(u16 data) // 0x100
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpbasea_w: GRPBASEA = %04x\n", machine().describe_context(), data);
+ m_grpbasea = data;
+}
+
+u16 mc68328_base_device::grpbasea_r() // 0x100
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpbasea_r: GRPBASEA: %04x\n", machine().describe_context(), m_grpbasea);
+ return m_grpbasea;
+}
+
+void mc68328_base_device::grpbaseb_w(u16 data) // 0x102
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpbaseb_w: GRPBASEB = %04x\n", machine().describe_context(), data);
+ m_grpbaseb = data;
+}
+
+u16 mc68328_base_device::grpbaseb_r() // 0x102
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpbaseb_r: GRPBASEB: %04x\n", machine().describe_context(), m_grpbaseb);
+ return m_grpbaseb;
+}
+
+void mc68328_base_device::grpbasec_w(u16 data) // 0x104
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpbasec_w: GRPBASEC = %04x\n", machine().describe_context(), data);
+ m_grpbasec = data;
+}
+
+u16 mc68328_base_device::grpbasec_r() // 0x104
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpbasec_r: GRPBASEC: %04x\n", machine().describe_context(), m_grpbasec);
+ return m_grpbasec;
+}
+
+void mc68328_base_device::grpbased_w(u16 data) // 0x106
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpbased_w: GRPBASED = %04x\n", machine().describe_context(), data);
+ m_grpbased = data;
+}
+
+u16 mc68328_base_device::grpbased_r() // 0x106
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpbased_r: GRPBASED: %04x\n", machine().describe_context(), m_grpbased);
+ return m_grpbased;
+}
+
+void mc68328_device::grpmaska_w(u16 data) // 0x108
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpmaska_w: GRPMASKA = %04x\n", machine().describe_context(), data);
+ m_grpmaska = data;
+}
+
+u16 mc68328_device::grpmaska_r() // 0x108
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpmaska_r: GRPMASKA: %04x\n", machine().describe_context(), m_grpmaska);
+ return m_grpmaska;
+}
+
+void mc68328_device::grpmaskb_w(u16 data) // 0x10a
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpmaskb_w: GRPMASKB = %04x\n", machine().describe_context(), data);
+ m_grpmaskb = data;
+}
+
+u16 mc68328_device::grpmaskb_r() // 0x10a
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpmaskb_r: GRPMASKB: %04x\n", machine().describe_context(), m_grpmaskb);
+ return m_grpmaskb;
+}
+
+void mc68328_device::grpmaskc_w(u16 data) // 0x10c
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpmaskc_w: GRPMASKC = %04x\n", machine().describe_context(), data);
+ m_grpmaskc = data;
+}
+
+u16 mc68328_device::grpmaskc_r() // 0x10c
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpmaskc_r: GRPMASKC: %04x\n", machine().describe_context(), m_grpmaskc);
+ return m_grpmaskc;
+}
+
+void mc68328_device::grpmaskd_w(u16 data) // 0x10e
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpmaskd_w: GRPMASKD = %04x\n", machine().describe_context(), data);
+ m_grpmaskd = data;
+}
+
+u16 mc68328_device::grpmaskd_r() // 0x10e
+{
+ LOGMASKED(LOG_CS_GRP, "%s: grpmaskd_r: GRPMASKD: %04x\n", machine().describe_context(), m_grpmaskd);
+ return m_grpmaskd;
+}
+
+template<int ChipSelect>
+void mc68328_device::csa_msw_w(offs_t offset, u16 data, u16 mem_mask) // 0x110, 0x114, 0x118, 0x11c
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csa_msw_w<%d>: CSA%d(16) = %04x\n", machine().describe_context(), ChipSelect, ChipSelect, data);
+ m_csa[ChipSelect] &= 0xffff0000 | (~mem_mask);
+ m_csa[ChipSelect] |= data & mem_mask;
+}
+
+template<int ChipSelect>
+u16 mc68328_device::csa_msw_r() // 0x110, 0x120, 0x130, 0x140
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csa_msw_r: CSA%d(MSW): %04x\n", machine().describe_context(), ChipSelect, (u16)(m_csa[ChipSelect] >> 16));
+ return (u16)(m_csa[ChipSelect] >> 16);
+}
+
+template<int ChipSelect>
+void mc68328_device::csa_lsw_w(offs_t offset, u16 data, u16 mem_mask) // 0x112, 0x116, 0x11a, 0x11e
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csa_lsw_w<%d>: CSA%d(0) = %04x\n", machine().describe_context(), ChipSelect, ChipSelect, data);
+ m_csa[ChipSelect] &= ~(mem_mask << 16);
+ m_csa[ChipSelect] |= (data & mem_mask) << 16;
+}
+
+template<int ChipSelect>
+u16 mc68328_device::csa_lsw_r() // 0x112, 0x122, 0x132, 0x142
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csa_lsw_r: CSA%d(LSW): %04x\n", machine().describe_context(), ChipSelect, (u16)m_csa[ChipSelect]);
+ return (u16)m_csa[ChipSelect];
+}
+
+template<int ChipSelect>
+void mc68328_device::csb_msw_w(offs_t offset, u16 data, u16 mem_mask) // 0x120, 0x124, 0x128, 0x12c
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csb_msw_w<%d>: CSB%d(MSW) = %04x\n", machine().describe_context(), ChipSelect, ChipSelect, data);
+ m_csb[ChipSelect] &= 0xffff0000 | (~mem_mask);
+ m_csb[ChipSelect] |= data & mem_mask;
+}
+
+template<int ChipSelect>
+u16 mc68328_device::csb_msw_r() // 0x114, 0x124, 0x134, 0x144
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csb_msw_r: CSB%d(MSW): %04x\n", machine().describe_context(), ChipSelect, (u16)(m_csb[ChipSelect] >> 16));
+ return (u16)(m_csb[ChipSelect] >> 16);
+}
+
+template<int ChipSelect>
+void mc68328_device::csb_lsw_w(offs_t offset, u16 data, u16 mem_mask) // 0x122, 0x126, 0x12a, 0x12e
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csb_lsw_w<%d>: CSB%d(LSW) = %04x\n", machine().describe_context(), ChipSelect, ChipSelect, data);
+ m_csb[ChipSelect] &= ~(mem_mask << 16);
+ m_csb[ChipSelect] |= (data & mem_mask) << 16;
+}
+
+template<int ChipSelect>
+u16 mc68328_device::csb_lsw_r() // 0x116, 0x126, 0x136, 0x146
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csb_lsw_r: CSB%d(LSW): %04x\n", machine().describe_context(), ChipSelect, (u16)m_csb[ChipSelect]);
+ return (u16)m_csb[ChipSelect];
+}
+
+template<int ChipSelect>
+void mc68328_device::csc_msw_w(offs_t offset, u16 data, u16 mem_mask) // 0x130, 0x134, 0x138, 0x13c
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csc_msw_w<%d>: CSC%d(MSW) = %04x\n", machine().describe_context(), ChipSelect, ChipSelect, data);
+ m_csc[ChipSelect] &= 0xffff0000 | (~mem_mask);
+ m_csc[ChipSelect] |= data & mem_mask;
+}
+
+template<int ChipSelect>
+u16 mc68328_device::csc_msw_r() // 0x118, 0x128, 0x138, 0x148
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csc_msw_r: CSC%d(MSW): %04x\n", machine().describe_context(), ChipSelect, (u16)(m_csc[ChipSelect] >> 16));
+ return (u16)(m_csc[ChipSelect] >> 16);
+}
+
+template<int ChipSelect>
+void mc68328_device::csc_lsw_w(offs_t offset, u16 data, u16 mem_mask) // 0x132, 0x136, 0x13a, 0x13e
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csc_lsw_w<%d>: CSC%d(LSW) = %04x\n", machine().describe_context(), ChipSelect, ChipSelect, data);
+ m_csc[ChipSelect] &= ~(mem_mask << 16);
+ m_csc[ChipSelect] |= (data & mem_mask) << 16;
+}
+
+template<int ChipSelect>
+u16 mc68328_device::csc_lsw_r() // 0x11a, 0x12a, 0x13a, 0x14a
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csc_lsw_r: CSC%d(LSW): %04x\n", machine().describe_context(), ChipSelect, (u16)m_csc[ChipSelect]);
+ return (u16)m_csc[ChipSelect];
+}
+
+template<int ChipSelect>
+void mc68328_device::csd_msw_w(offs_t offset, u16 data, u16 mem_mask) // 0x140, 0x144, 0x148, 0x14c
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csd_msw_w<%d>: CSD%d(MSW) = %04x\n", machine().describe_context(), ChipSelect, ChipSelect, data);
+ m_csd[ChipSelect] &= 0xffff0000 | (~mem_mask);
+ m_csd[ChipSelect] |= data & mem_mask;
+}
+
+template<int ChipSelect>
+u16 mc68328_device::csd_msw_r() // 0x11c, 0x12c, 0x13c, 0x14c
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csd_msw_r: CSD%d(MSW): %04x\n", machine().describe_context(), ChipSelect, (u16)(m_csd[ChipSelect] >> 16));
+ return (u16)(m_csd[ChipSelect] >> 16);
+}
+
+template<int ChipSelect>
+void mc68328_device::csd_lsw_w(offs_t offset, u16 data, u16 mem_mask) // 0x142, 0x146, 0x14a, 0x14e
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csd_lsw_w<%d>: CSD%d(LSW) = %04x\n", machine().describe_context(), ChipSelect, ChipSelect, data);
+ m_csd[ChipSelect] &= ~(mem_mask << 16);
+ m_csd[ChipSelect] |= (data & mem_mask) << 16;
+}
+
+template<int ChipSelect>
+u16 mc68328_device::csd_lsw_r() // 0x11e, 0x12e, 0x13e, 0x14e
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csd_lsw_r: CSD%d(LSW): %04x\n", machine().describe_context(), ChipSelect, (u16)m_csd[ChipSelect]);
+ return (u16)m_csd[ChipSelect];
+}
+
+
+//-------------------------------------------------
+// MMU/chip-select hardware - EZ variant
+//-------------------------------------------------
+
+void mc68ez328_device::scr_w(u8 data)
+{
+ if (data & SCR_WDTH8)
{
- m_regs.ipr |= line;
+ m_pasel = 0xff;
+ }
+ mc68328_base_device::scr_w(data);
+}
- if (!(m_regs.imr & line) && !(m_regs.isr & line))
- {
- m_regs.isr |= line;
+u8 mc68ez328_device::revision_r(offs_t offset)
+{
+ LOGMASKED(LOG_PLL, "%s: revision_r: Silicon Revision[%d] = %02x\n", machine().describe_context(), offset, 0x01);
+ return 0x01;
+}
- if (m_regs.isr & INT_M68K_LINE7)
- {
- set_input_line(M68K_IRQ_7, ASSERT_LINE);
- }
- else if (m_regs.isr & INT_M68K_LINE6)
- {
- set_input_line(M68K_IRQ_6, ASSERT_LINE);
- }
- else if (m_regs.isr & INT_M68K_LINE5)
- {
- set_input_line(M68K_IRQ_5, ASSERT_LINE);
- }
- else if (m_regs.isr & INT_M68K_LINE4)
- {
- set_input_line(M68K_IRQ_4, ASSERT_LINE);
- }
- else if (m_regs.isr & INT_M68K_LINE3)
- {
- set_input_line(M68K_IRQ_3, ASSERT_LINE);
- }
- else if (m_regs.isr & INT_M68K_LINE2)
- {
- set_input_line(M68K_IRQ_2, ASSERT_LINE);
- }
- else if (m_regs.isr & INT_M68K_LINE1)
- {
- set_input_line(M68K_IRQ_1, ASSERT_LINE);
- }
+void mc68ez328_device::csa_w(offs_t offset, u16 data, u16 mem_mask)
+{
+ static const char *const SIZ_NAMES[8] = { "128K", "256K", "512K", "1M", "2M", "4M", "8M", "16M" };
+ static const char *const WS_NAMES[8] = { "None", "1", "2", "3", "4", "5", "6", "External /DTACK" };
+ LOGMASKED(LOG_CS_SEL, "%s: csa_w: CSA = %04x\n", machine().describe_context(), data);
+ LOGMASKED(LOG_CS_SEL, "%s: Enable: %d\n", machine().describe_context(), BIT(data, CS_EN_BIT));
+ LOGMASKED(LOG_CS_SEL, "%s: Chip-Select Size: %s\n", machine().describe_context(), SIZ_NAMES[(data & CS_SIZ_MASK) >> CS_SIZ_SHIFT]);
+ LOGMASKED(LOG_CS_SEL, "%s: Wait States: %s\n", machine().describe_context(), WS_NAMES[(data & CS_WS_MASK) >> CS_WS_SHIFT]);
+ LOGMASKED(LOG_CS_SEL, "%s: Bus Width: %d Bits\n", machine().describe_context(), BIT(data, CS_BSW_BIT) ? 16 : 8);
+ LOGMASKED(LOG_CS_SEL, "%s: Delay /LWE and /UWE for Flash: %s\n", machine().describe_context(), BIT(data, CS_FLASH_BIT) ? "Yes" : "No");
+ LOGMASKED(LOG_CS_SEL, "%s: Read-Only: %d\n", machine().describe_context(), BIT(data, CS_RO_BIT));
+ m_csa = data;
+}
+
+u16 mc68ez328_device::csa_r()
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csa_r: CSA: %04x\n", machine().describe_context(), m_csa);
+ return m_csa;
+}
+
+void mc68ez328_device::csb_w(offs_t offset, u16 data, u16 mem_mask)
+{
+ static const char *const SIZ_NAMES[8] = { "128K", "256K", "512K", "1M", "2M", "4M", "8M", "16M" };
+ static const char *const WS_NAMES[8] = { "None", "1", "2", "3", "4", "5", "6", "External /DTACK" };
+ LOGMASKED(LOG_CS_SEL, "%s: csb_w: CSB = %04x\n", machine().describe_context(), data);
+ LOGMASKED(LOG_CS_SEL, "%s: Enable: %d\n", machine().describe_context(), BIT(data, CS_EN_BIT));
+ LOGMASKED(LOG_CS_SEL, "%s: Chip-Select Size: %s\n", machine().describe_context(), SIZ_NAMES[(data & CS_SIZ_MASK) >> CS_SIZ_SHIFT]);
+ LOGMASKED(LOG_CS_SEL, "%s: Wait States: %s\n", machine().describe_context(), WS_NAMES[(data & CS_WS_MASK) >> CS_WS_SHIFT]);
+ LOGMASKED(LOG_CS_SEL, "%s: Bus Width: %d Bits\n", machine().describe_context(), BIT(data, CS_BSW_BIT) ? 16 : 8);
+ LOGMASKED(LOG_CS_SEL, "%s: Delay /LWE and /UWE for Flash: %s\n", machine().describe_context(), BIT(data, CS_FLASH_BIT) ? "Yes" : "No");
+ LOGMASKED(LOG_CS_SEL, "%s: Unprotected Block Size: %dK\n", machine().describe_context(), 32 << ((data & CS_UPSIZ_MASK) >> CS_UPSIZ_SHIFT));
+ LOGMASKED(LOG_CS_SEL, "%s: Read-Only for Protected Block: %d\n", machine().describe_context(), BIT(data, CS_ROP_BIT));
+ LOGMASKED(LOG_CS_SEL, "%s: Supervisor-Only for Protected Block: %d\n", machine().describe_context(), BIT(data, CS_SOP_BIT));
+ LOGMASKED(LOG_CS_SEL, "%s: Read-Only: %d\n", machine().describe_context(), BIT(data, CS_RO_BIT));
+ m_csb = data;
+}
+
+u16 mc68ez328_device::csb_r()
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csb_r: CSB: %04x\n", machine().describe_context(), m_csb);
+ return m_csb;
+}
+
+void mc68ez328_device::csc_w(offs_t offset, u16 data, u16 mem_mask)
+{
+ static const char *const SIZ_NAMES[8] = { "32K", "64K", "128K", "256K", "512K", "1M", "2M", "4M" };
+ static const char *const WS_NAMES[8] = { "None", "1", "2", "3", "4", "5", "6", "External /DTACK" };
+ LOGMASKED(LOG_CS_SEL, "%s: csc_w: CSC = %04x\n", machine().describe_context(), data);
+ LOGMASKED(LOG_CS_SEL, "%s: Enable: %d\n", machine().describe_context(), BIT(data, CS_EN_BIT));
+ LOGMASKED(LOG_CS_SEL, "%s: Chip-Select Size: %s\n", machine().describe_context(), SIZ_NAMES[(data & CS_SIZ_MASK) >> CS_SIZ_SHIFT]);
+ LOGMASKED(LOG_CS_SEL, "%s: Wait States: %s\n", machine().describe_context(), WS_NAMES[(data & CS_WS_MASK) >> CS_WS_SHIFT]);
+ LOGMASKED(LOG_CS_SEL, "%s: Bus Width: %d Bits\n", machine().describe_context(), BIT(data, CS_BSW_BIT) ? 16 : 8);
+ LOGMASKED(LOG_CS_SEL, "%s: Delay /LWE and /UWE for Flash: %s\n", machine().describe_context(), BIT(data, CS_FLASH_BIT) ? "Yes" : "No");
+ LOGMASKED(LOG_CS_SEL, "%s: Unprotected Block Size: %dK\n", machine().describe_context(), 32 << ((data & CS_UPSIZ_MASK) >> CS_UPSIZ_SHIFT));
+ LOGMASKED(LOG_CS_SEL, "%s: Read-Only for Protected Block: %d\n", machine().describe_context(), BIT(data, CS_ROP_BIT));
+ LOGMASKED(LOG_CS_SEL, "%s: Supervisor-Only for Protected Block: %d\n", machine().describe_context(), BIT(data, CS_SOP_BIT));
+ LOGMASKED(LOG_CS_SEL, "%s: Read-Only: %d\n", machine().describe_context(), BIT(data, CS_RO_BIT));
+ m_csc = data;
+}
+
+u16 mc68ez328_device::csc_r()
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csc_r: CSC: %04x\n", machine().describe_context(), m_csc);
+ return m_csc;
+}
+
+void mc68ez328_device::csd_w(offs_t offset, u16 data, u16 mem_mask)
+{
+ static const char *const SIZ_NAMES[8] = { "32K", "64K", "128K", "256K", "512K", "1M", "2M", "4M" };
+ static const char *const WS_NAMES[8] = { "None", "1", "2", "3", "4", "5", "6", "External /DTACK" };
+ LOGMASKED(LOG_CS_SEL, "%s: csd_w: CSD = %04x\n", machine().describe_context(), data);
+ LOGMASKED(LOG_CS_SEL, "%s: Enable: %d\n", machine().describe_context(), BIT(data, CS_EN_BIT));
+ LOGMASKED(LOG_CS_SEL, "%s: Chip-Select Size: %s\n", machine().describe_context(), SIZ_NAMES[(data & CS_SIZ_MASK) >> CS_SIZ_SHIFT]);
+ LOGMASKED(LOG_CS_SEL, "%s: Wait States: %s\n", machine().describe_context(), WS_NAMES[(data & CS_WS_MASK) >> CS_WS_SHIFT]);
+ LOGMASKED(LOG_CS_SEL, "%s: Bus Width: %d Bits\n", machine().describe_context(), BIT(data, CS_BSW_BIT) ? 16 : 8);
+ LOGMASKED(LOG_CS_SEL, "%s: Delay /LWE and /UWE for Flash: %s\n", machine().describe_context(), BIT(data, CS_FLASH_BIT) ? "Yes" : "No");
+ LOGMASKED(LOG_CS_SEL, "%s: DRAM Selection: %s\n", machine().describe_context(), BIT(data, CS_DRAM_BIT) ? "Select /CAS and /RAS" : "Select /CSC[1:0] and /CSD[1:0]");
+ LOGMASKED(LOG_CS_SEL, "%s: Use /RAS0 for /RAS1: %s\n", machine().describe_context(), BIT(data, CS_COMB_BIT) ? "Yes" : "No");
+ LOGMASKED(LOG_CS_SEL, "%s: Unprotected Block Size: %dK\n", machine().describe_context(), 32 << ((data & CS_UPSIZ_MASK) >> CS_UPSIZ_SHIFT));
+ LOGMASKED(LOG_CS_SEL, "%s: Read-Only for Protected Block: %d\n", machine().describe_context(), BIT(data, CS_ROP_BIT));
+ LOGMASKED(LOG_CS_SEL, "%s: Supervisor-Only for Protected Block: %d\n", machine().describe_context(), BIT(data, CS_SOP_BIT));
+ LOGMASKED(LOG_CS_SEL, "%s: Read-Only: %d\n", machine().describe_context(), BIT(data, CS_RO_BIT));
+ m_csd = data;
+}
+
+u16 mc68ez328_device::csd_r()
+{
+ LOGMASKED(LOG_CS_SEL, "%s: csd_r: CSD: %04x\n", machine().describe_context(), m_csd);
+ return m_csd;
+}
+
+void mc68ez328_device::emucs_w(offs_t offset, u16 data, u16 mem_mask)
+{
+ static const char *const WS_NAMES[8] = { "None", "1", "2", "3", "4", "5", "6", "External /DTACK" };
+ LOGMASKED(LOG_CS_SEL, "%s: emucs_w: EMUCS = %04x\n", machine().describe_context(), data);
+ LOGMASKED(LOG_CS_SEL, "%s: Wait States: %s\n", machine().describe_context(), WS_NAMES[(data & CS_WS_MASK) >> CS_WS_SHIFT]);
+ m_emucs = data;
+}
+
+u16 mc68ez328_device::emucs_r()
+{
+ LOGMASKED(LOG_CS_SEL, "%s: emucs_r: EMUCS: %04x\n", machine().describe_context(), m_emucs);
+ return m_emucs;
+}
+
+
+//-------------------------------------------------
+// PLL/power hardware
+//-------------------------------------------------
+
+TIMER_CALLBACK_MEMBER(mc68328_base_device::refclk_tick)
+{
+ m_pllfsr ^= 0x8000;
+}
+
+void mc68328_base_device::pllcr_w(u16 data) // 0x200
+{
+ LOGMASKED(LOG_PLL, "%s: pllcr_w: PLLCR = %04x\n", machine().describe_context(), data);
+ m_pllcr = data;
+}
+
+u16 mc68328_base_device::pllcr_r() // 0x200
+{
+ LOGMASKED(LOG_PLL, "%s: pllcr_r: PLLCR: %04x\n", machine().describe_context(), m_pllcr);
+ return m_pllcr;
+}
+
+void mc68328_base_device::pllfsr_w(u16 data) // 0x202
+{
+ LOGMASKED(LOG_PLL, "%s: pllfsr_w: PLLFSR = %04x\n", machine().describe_context(), data);
+ m_pllfsr = data;
+}
+
+u16 mc68328_base_device::pllfsr_r() // 0x202
+{
+ LOGMASKED(LOG_PLL, "%s: pllfsr_r: PLLFSR: %04x\n", machine().describe_context(), m_pllfsr);
+ return m_pllfsr;
+}
+
+void mc68328_base_device::pctlr_w(u8 data) // 0x207
+{
+ LOGMASKED(LOG_PLL, "%s: pctlr_w: PCTLR = %02x\n", machine().describe_context(), data);
+ m_pctlr = data;
+}
+
+u8 mc68328_base_device::pctlr_r() // 0x207
+{
+ LOGMASKED(LOG_PLL, "%s: pctlr_r: PCTLR: %02x\n", machine().describe_context(), m_pctlr);
+ return m_pctlr;
+}
+
+
+//-------------------------------------------------
+// Interrupt-related hardware - standard MC68328
+//-------------------------------------------------
+
+void mc68328_base_device::update_ipr_state(u32 changed_mask)
+{
+ const int irq_level = get_irq_level_for_mask(changed_mask);
+ const u32 irq_mask = get_irq_mask_for_level(irq_level);
+
+ if (!irq_level || !irq_mask)
+ {
+ return;
+ }
+
+ if (m_ipr & changed_mask)
+ {
+ // If a pending interrupt has changed, it's not masked, and it's not currently in service, raise the corresponding 68k IRQ line and mark it as
+ // in-service.
+ if ((~m_imr & irq_mask) && !(m_gisr & changed_mask))
+ {
+ m_gisr |= changed_mask;
+ set_input_line(irq_level, ASSERT_LINE);
}
}
else
{
- m_regs.isr &= ~line;
+ m_gisr &= ~changed_mask;
- if ((line & INT_M68K_LINE7) && !(m_regs.isr & INT_M68K_LINE7))
+ // If there are no other pending, unmasked interrupts at this level, lower the corresponding 68k IRQ line.
+ if (!(m_ipr & ~m_imr & irq_mask))
{
- set_input_line(M68K_IRQ_7, CLEAR_LINE);
+ set_input_line(irq_level, CLEAR_LINE);
}
- if ((line & INT_M68K_LINE6) && !(m_regs.isr & INT_M68K_LINE6))
- {
- set_input_line(M68K_IRQ_6, CLEAR_LINE);
- }
- if ((line & INT_M68K_LINE5) && !(m_regs.isr & INT_M68K_LINE5))
- {
- set_input_line(M68K_IRQ_5, CLEAR_LINE);
- }
- if ((line & INT_M68K_LINE4) && !(m_regs.isr & INT_M68K_LINE4))
- {
- set_input_line(M68K_IRQ_4, CLEAR_LINE);
- }
- if ((line & INT_M68K_LINE3) && !(m_regs.isr & INT_M68K_LINE3))
- {
- set_input_line(M68K_IRQ_3, CLEAR_LINE);
- }
- if ((line & INT_M68K_LINE2) && !(m_regs.isr & INT_M68K_LINE2))
+ }
+}
+
+void mc68328_base_device::update_imr_state(u32 changed_mask)
+{
+ int irq_level = get_irq_level_for_mask(changed_mask);
+ u32 irq_mask = get_irq_mask_for_level(irq_level);
+ u32 level_mask = irq_mask & changed_mask;
+
+ while (irq_level && irq_mask)
+ {
+ if (m_ipr & ~m_gisr & ~m_imr & level_mask)
{
- set_input_line(M68K_IRQ_2, CLEAR_LINE);
+ // If a newly-unmasked interrupt is pending and not currently in-service, raise the relevant line.
+ m_gisr |= level_mask;
+ set_input_line(irq_level, ASSERT_LINE);
}
- if ((line & INT_M68K_LINE1) && !(m_regs.isr & INT_M68K_LINE1))
+ else if (m_gisr & m_imr & level_mask)
{
- set_input_line(M68K_IRQ_1, CLEAR_LINE);
+ // If a newly-masked interrupt is in-service, lower the relevant line.
+ set_input_line(irq_level, CLEAR_LINE);
}
+
+ changed_mask &= ~irq_mask;
+ irq_level = get_irq_level_for_mask(changed_mask);
+ irq_mask = get_irq_mask_for_level(irq_level);
+ level_mask = irq_mask & changed_mask;
}
}
-void mc68328_device::poll_port_d_interrupts()
+void mc68328_base_device::set_interrupt_line(u32 line, u32 active)
{
- uint8_t line_transitions = m_regs.pddataedge & m_regs.pdirqedge;
- uint8_t line_holds = m_regs.pddata &~ m_regs.pdirqedge;
- uint8_t line_interrupts = (line_transitions | line_holds) & m_regs.pdirqen;
+ const u32 mask = 1 << line;
- if (line_interrupts)
+ if (active)
{
- set_interrupt_line(line_interrupts << 8, 1);
+ m_ipr |= mask;
}
else
{
- set_interrupt_line(INT_KBDINTS, 0);
+ m_ipr &= ~mask;
}
+
+ update_ipr_state(mask);
}
-WRITE_LINE_MEMBER( mc68328_device::set_penirq_line )
+int mc68328_device::get_irq_level_for_mask(u32 mask)
{
- if (state)
+ constexpr u32 IRQ_MASKS[8] =
{
- set_interrupt_line(INT_PEN, 1);
- }
- else
+ 0,
+ INT_IRQ1_MASK,
+ INT_IRQ2_MASK,
+ INT_IRQ3_MASK,
+ INT_INT0_MASK | INT_INT1_MASK | INT_INT2_MASK | INT_INT3_MASK | INT_INT4_MASK | INT_INT5_MASK | INT_INT6_MASK | INT_INT7_MASK
+ | INT_PWM_MASK | INT_KB_MASK | INT_RTC_MASK | INT_WDT_MASK | INT_UART_MASK | INT_TIMER2_MASK | INT_SPIM_MASK,
+ INT_IRQ5_MASK,
+ INT_IRQ6_MASK | INT_TIMER1_MASK | INT_SPIS_MASK,
+ INT_IRQ7_MASK
+ };
+
+ for (int level = 7; level >= 1; level--)
{
- m_regs.ipr &= ~INT_PEN;
- set_interrupt_line(INT_PEN, 0);
+ if (IRQ_MASKS[level] & mask)
+ {
+ return level;
+ }
}
+ return 0;
}
-void mc68328_device::set_port_d_lines(uint8_t state, int bit)
+u32 mc68328_device::get_irq_mask_for_level(int level)
{
- uint8_t old_button_state = m_regs.pddata;
-
- if (state & (1 << bit))
+ constexpr u32 IRQ_MASKS[8] =
{
- m_regs.pddata |= (1 << bit);
- }
- else
+ 0,
+ INT_IRQ1_MASK,
+ INT_IRQ2_MASK,
+ INT_IRQ3_MASK,
+ INT_INT0_MASK | INT_INT1_MASK | INT_INT2_MASK | INT_INT3_MASK | INT_INT4_MASK | INT_INT5_MASK | INT_INT6_MASK | INT_INT7_MASK
+ | INT_PWM_MASK | INT_KB_MASK | INT_RTC_MASK | INT_WDT_MASK | INT_UART_MASK | INT_TIMER2_MASK | INT_SPIM_MASK,
+ INT_IRQ5_MASK,
+ INT_IRQ6_MASK | INT_TIMER1_MASK | INT_SPIS_MASK,
+ INT_IRQ7_MASK
+ };
+ if (level >= 0 && level <= 7)
{
- m_regs.pddata &= ~(1 << bit);
+ return IRQ_MASKS[level];
}
+ return 0;
+}
- m_regs.pddataedge |= ~old_button_state & m_regs.pddata;
+void mc68328_base_device::irq5_w(int state)
+{
+ set_interrupt_line(INT_IRQ5, state);
+}
- poll_port_d_interrupts();
+u8 mc68328_base_device::irq_callback(offs_t offset)
+{
+ return m_ivr | offset;
}
-uint8_t mc68328_device::irq_callback(offs_t offset)
+void mc68328_base_device::ivr_w(u8 data) // 0x300
{
- return m_regs.ivr | offset;
+ LOGMASKED(LOG_INTS, "%s: ivr_w: IVR = %02x\n", machine().describe_context(), data);
+ m_ivr = data;
}
-uint32_t mc68328_device::get_timer_frequency(uint32_t index)
+u8 mc68328_base_device::ivr_r() // 0x300
{
- uint32_t frequency = 0;
+ LOGMASKED(LOG_INTS, "%s: ivr_r: IVR: %02x\n", machine().describe_context(), m_ivr);
+ return m_ivr;
+}
- switch (m_regs.tctl[index] & TCTL_CLKSOURCE)
- {
- case TCTL_CLKSOURCE_SYSCLK:
- frequency = 32768 * 506;
- break;
+void mc68328_base_device::icr_w(u8 data) // 0x302
+{
+ LOGMASKED(LOG_INTS, "%s: icr_w: ICR = %02x\n", machine().describe_context(), data);
+ m_icr = data;
+}
- case TCTL_CLKSOURCE_SYSCLK16:
- frequency = (32768 * 506) / 16;
- break;
+u16 mc68328_base_device::icr_r() // 0x302
+{
+ LOGMASKED(LOG_INTS, "%s: icr_r: ICR: %04x\n", machine().describe_context(), m_icr);
+ return m_icr;
+}
- case TCTL_CLKSOURCE_32KHZ4:
- case TCTL_CLKSOURCE_32KHZ5:
- case TCTL_CLKSOURCE_32KHZ6:
- case TCTL_CLKSOURCE_32KHZ7:
- frequency = 32768;
- break;
- }
- frequency /= (m_regs.tprer[index] + 1);
+void mc68328_base_device::imr_msw_w(offs_t offset, u16 data, u16 mem_mask) // 0x304
+{
+ const u32 imr_old = m_imr;
+ LOGMASKED(LOG_INTS, "%s: imr_msw_w: IMR(MSW) = %04x\n", machine().describe_context(), data);
+ m_imr &= ~(mem_mask << 16);
+ m_imr |= (data & mem_mask) << 16;
- return frequency;
+ update_imr_state(imr_old ^ m_imr);
}
-void mc68328_device::maybe_start_timer(uint32_t index, uint32_t new_enable)
+u16 mc68328_base_device::imr_msw_r() // 0x304
{
- if ((m_regs.tctl[index] & TCTL_TEN) == TCTL_TEN_ENABLE && (m_regs.tctl[index] & TCTL_CLKSOURCE) > TCTL_CLKSOURCE_STOP)
- {
- if ((m_regs.tctl[index] & TCTL_CLKSOURCE) == TCTL_CLKSOURCE_TIN)
- {
- m_gptimer[index]->adjust(attotime::never);
- }
- else if (m_regs.tcmp[index] == 0)
- {
- m_gptimer[index]->adjust(attotime::never);
- }
- else
- {
- uint32_t frequency = get_timer_frequency(index);
- attotime period = (attotime::from_hz(frequency) * m_regs.tcmp[index]);
+ LOGMASKED(LOG_INTS, "%s: imr_msw_r: IMR(MSW): %04x\n", machine().describe_context(), (u16)(m_imr >> 16));
+ return (u16)(m_imr >> 16);
+}
- if (new_enable)
- {
- m_regs.tcn[index] = 0x0000;
- }
+void mc68328_base_device::imr_lsw_w(offs_t offset, u16 data, u16 mem_mask) // 0x306
+{
+ const u32 imr_old = m_imr;
+ LOGMASKED(LOG_INTS, "%s: imr_lsw_w: IMR(LSW) = %04x\n", machine().describe_context(), data);
+ m_imr &= 0xffff0000 | (~mem_mask);
+ m_imr |= data & mem_mask;
- m_gptimer[index]->adjust(period);
- }
- }
- else
- {
- m_gptimer[index]->adjust(attotime::never);
- }
+ update_imr_state(imr_old ^ m_imr);
+}
+
+u16 mc68328_base_device::imr_lsw_r() // 0x306
+{
+ LOGMASKED(LOG_INTS, "%s: imr_lsw_r: IMR(LSW): %04x\n", machine().describe_context(), (u16)m_imr);
+ return (u16)m_imr;
}
-void mc68328_device::timer_compare_event(uint32_t index)
+void mc68328_device::iwr_msw_w(offs_t offset, u16 data, u16 mem_mask) // 0x308
{
- m_regs.tcn[index] = m_regs.tcmp[index];
- m_regs.tstat[index] |= TSTAT_COMP;
+ LOGMASKED(LOG_INTS, "%s: iwr_msw_w: IWR(MSW) = %04x\n", machine().describe_context(), data);
+ m_iwr &= ~(mem_mask << 16);
+ m_iwr |= (data & mem_mask) << 16;
+}
- if ((m_regs.tctl[index] & TCTL_FRR) == TCTL_FRR_RESTART)
- {
- uint32_t frequency = get_timer_frequency(index);
+u16 mc68328_device::iwr_msw_r() // 0x308
+{
+ LOGMASKED(LOG_INTS, "%s: iwr_msw_r: IWR(MSW): %04x\n", machine().describe_context(), (u16)(m_iwr >> 16));
+ return (u16)(m_iwr >> 16);
+}
- if (frequency > 0)
- {
- attotime period = attotime::from_hz(frequency) * m_regs.tcmp[index];
+void mc68328_device::iwr_lsw_w(offs_t offset, u16 data, u16 mem_mask) // 0x30a
+{
+ LOGMASKED(LOG_INTS, "%s: iwr_lsw_w: IWR(LSW) = %04x\n", machine().describe_context(), data);
+ m_iwr &= 0xffff0000 | (~mem_mask);
+ m_iwr |= data & mem_mask;
+}
- m_regs.tcn[index] = 0x0000;
+u16 mc68328_device::iwr_lsw_r() // 0x30a
+{
+ LOGMASKED(LOG_INTS, "%s: iwr_lsw_r: IWR(LSW): %04x\n", machine().describe_context(), (u16)m_iwr);
+ return (u16)m_iwr;
+}
- m_gptimer[index]->adjust(period);
- }
- else
- {
- m_gptimer[index]->adjust(attotime::never);
- }
+void mc68328_base_device::isr_msw_w(offs_t offset, u16 data, u16 mem_mask) // 0x30c
+{
+ LOGMASKED(LOG_INTS, "%s: isr_msw_w: ISR(MSW) = %04x\n", machine().describe_context(), data);
+ // Clear edge-triggered IRQ1
+ if ((m_icr & ICR_ET1) == ICR_ET1 && ((data << 16) & INT_IRQ1_MASK) == INT_IRQ1_MASK)
+ {
+ m_gisr &= ~INT_IRQ1_MASK;
}
- else
+
+ // Clear edge-triggered IRQ2
+ if ((m_icr & ICR_ET2) == ICR_ET2 && ((data << 16) & INT_IRQ2_MASK) == INT_IRQ2_MASK)
{
- uint32_t frequency = get_timer_frequency(index);
+ m_gisr &= ~INT_IRQ2_MASK;
+ }
- if (frequency > 0)
- {
- attotime period = attotime::from_hz(frequency) * 0x10000;
+ // Clear edge-triggered IRQ3
+ if ((m_icr & ICR_ET3) == ICR_ET3 && ((data << 16) & INT_IRQ3_MASK) == INT_IRQ3_MASK)
+ {
+ m_gisr &= ~INT_IRQ3_MASK;
+ }
- m_gptimer[index]->adjust(period);
- }
- else
- {
- m_gptimer[index]->adjust(attotime::never);
- }
+ // Clear edge-triggered IRQ6
+ if ((m_icr & ICR_ET6) == ICR_ET6 && ((data << 16) & INT_IRQ6_MASK) == INT_IRQ6_MASK)
+ {
+ m_gisr &= ~INT_IRQ6_MASK;
}
- if ((m_regs.tctl[index] & TCTL_IRQEN) == TCTL_IRQEN_ENABLE)
+
+ // Clear edge-triggered IRQ7
+ if (((data << 16) & INT_IRQ7_MASK) == INT_IRQ7_MASK)
{
- set_interrupt_line((index == 0) ? INT_TIMER1 : INT_TIMER2, 1);
+ m_gisr &= ~INT_IRQ7_MASK;
}
}
-TIMER_CALLBACK_MEMBER( mc68328_device::timer1_hit )
+u16 mc68328_base_device::isr_msw_r() // 0x30c
{
- timer_compare_event(0);
+ LOGMASKED(LOG_INTS, "%s: isr_msw_r: ISR(MSW): %04x\n", machine().describe_context(), (u16)(m_gisr >> 16));
+ return (u16)(m_gisr >> 16);
}
-TIMER_CALLBACK_MEMBER( mc68328_device::timer2_hit )
+void mc68328_base_device::isr_lsw_w(offs_t offset, u16 data, u16 mem_mask) // 0x30e
{
- timer_compare_event(1);
+ LOGMASKED(LOG_INTS, "%s: isr_lsw_w: ISR(LSW) = %04x (Ignored)\n", machine().describe_context(), data);
}
-TIMER_CALLBACK_MEMBER( mc68328_device::pwm_transition )
+u16 mc68328_base_device::isr_lsw_r() // 0x30e
{
- if (m_regs.pwmw >= m_regs.pwmp || m_regs.pwmw == 0 || m_regs.pwmp == 0)
- {
- m_pwm->adjust(attotime::never);
- return;
- }
+ LOGMASKED(LOG_INTS, "%s: isr_lsw_r: ISR(LSW): %04x\n", machine().describe_context(), (u16)m_gisr);
+ return (u16)m_gisr;
+}
- if (((m_regs.pwmc & PWMC_POL) == 0 && (m_regs.pwmc & PWMC_PIN) != 0) ||
- ((m_regs.pwmc & PWMC_POL) != 0 && (m_regs.pwmc & PWMC_PIN) == 0))
- {
- uint32_t frequency = 32768 * 506;
- uint32_t divisor = 4 << (m_regs.pwmc & PWMC_CLKSEL); // ?? Datasheet says 2 <<, but then we're an octave higher than CoPilot.
- attotime period;
+void mc68328_base_device::ipr_msw_w(offs_t offset, u16 data, u16 mem_mask) // 0x310
+{
+ LOGMASKED(LOG_INTS, "%s: ipr_msw_w: IPR(MSW) = %04x (Ignored)\n", machine().describe_context(), data);
+}
- frequency /= divisor;
- period = attotime::from_hz(frequency) * (m_regs.pwmp - m_regs.pwmw);
+u16 mc68328_base_device::ipr_msw_r() // 0x310
+{
+ LOGMASKED(LOG_INTS, "%s: ipr_msw_r: IPR(MSW): %04x\n", machine().describe_context(), (u16)(m_ipr >> 16));
+ return (u16)(m_ipr >> 16);
+}
- m_pwm->adjust(period);
+void mc68328_base_device::ipr_lsw_w(offs_t offset, u16 data, u16 mem_mask) // 0x312
+{
+ LOGMASKED(LOG_INTS, "%s: ipr_lsw_w: IPR(LSW) = %04x (Ignored)\n", machine().describe_context(), data);
+}
+
+u16 mc68328_base_device::ipr_lsw_r() // 0x312
+{
+ LOGMASKED(LOG_INTS, "%s: ipr_lsw_r: IPR(LSW): %04x\n", machine().describe_context(), (u16)m_ipr);
+ return (u16)m_ipr;
+}
- if (m_regs.pwmc & PWMC_IRQEN)
+
+//-------------------------------------------------
+// Interrupt-related hardware - EZ variant
+//-------------------------------------------------
+
+int mc68ez328_device::get_irq_level_for_mask(u32 mask)
+{
+ constexpr u32 IRQ_MASKS[8] =
+ {
+ 0,
+ INT_IRQ1_MASK,
+ INT_IRQ2_MASK,
+ INT_IRQ3_MASK,
+ INT_INT0_MASK | INT_INT1_MASK | INT_INT2_MASK | INT_INT3_MASK | INT_INT4_MASK | INT_INT5_MASK | INT_INT6_MASK | INT_INT7_MASK
+ | INT_KB_MASK | INT_RTC_MASK | INT_WDT_MASK | INT_UART_MASK | INT_SPIM_MASK,
+ INT_IRQ5_MASK,
+ INT_PWM_MASK | INT_TIMER2_MASK | INT_SPIS_MASK,
+ INT_MEMIQ_MASK,
+ };
+
+ for (int level = 1; level <= 7; level++)
+ {
+ if (IRQ_MASKS[level] & mask)
{
- set_interrupt_line(INT_PWM, 1);
+ return level;
}
}
- else
+ return 0;
+}
+
+u32 mc68ez328_device::get_irq_mask_for_level(int level)
+{
+ constexpr u32 IRQ_MASKS[8] =
+ {
+ 0,
+ INT_IRQ1_MASK,
+ INT_IRQ2_MASK,
+ INT_IRQ3_MASK,
+ INT_INT0_MASK | INT_INT1_MASK | INT_INT2_MASK | INT_INT3_MASK | INT_INT4_MASK | INT_INT5_MASK | INT_INT6_MASK | INT_INT7_MASK
+ | INT_KB_MASK | INT_RTC_MASK | INT_WDT_MASK | INT_UART_MASK | INT_SPIM_MASK,
+ INT_IRQ5_MASK,
+ INT_PWM_MASK | INT_TIMER2_MASK | INT_SPIS_MASK,
+ INT_MEMIQ_MASK,
+ };
+ if (level >= 0 && level <= 7)
{
- uint32_t frequency = 32768 * 506;
- uint32_t divisor = 4 << (m_regs.pwmc & PWMC_CLKSEL); // ?? Datasheet says 2 <<, but then we're an octave higher than CoPilot.
- attotime period;
+ return IRQ_MASKS[level];
+ }
+ return 0;
+}
- frequency /= divisor;
- period = attotime::from_hz(frequency) * m_regs.pwmw;
- m_pwm->adjust(period);
- }
+//-------------------------------------------------
+// GPIO hardware - Port A
+//-------------------------------------------------
- m_regs.pwmc ^= PWMC_PIN;
+void mc68328_base_device::padir_w(u8 data) // 0x400
+{
+ LOGMASKED(LOG_GPIO_A, "%s: padir_w: PADIR = %02x\n", machine().describe_context(), data);
+ m_padir = data;
+}
- if (!m_out_pwm_cb.isnull())
- {
- m_out_pwm_cb((offs_t)0, (m_regs.pwmc & PWMC_PIN) ? 1 : 0);
- }
+u8 mc68328_base_device::padir_r() // 0x400
+{
+ LOGMASKED(LOG_GPIO_A, "%s: mc68328_r: PADIR: %02x\n", machine().describe_context(), m_padir);
+ return m_padir;
}
-TIMER_CALLBACK_MEMBER( mc68328_device::rtc_tick )
+void mc68328_base_device::padata_w(u8 data) // 0x401
{
- if (m_regs.rtcctl & RTCCTL_ENABLE)
+ LOGMASKED(LOG_GPIO_A, "%s: padata_w: PADATA = %02x\n", machine().describe_context(), data);
+ m_padata = data;
+ for (int i = 0; i < 8; i++)
{
- uint32_t set_int = 0;
-
- m_regs.hmsr++;
-
- if (m_regs.rtcienr & RTCINT_SECOND)
+ if (BIT(m_padir & m_pasel, i))
{
- set_int = 1;
- m_regs.rtcisr |= RTCINT_SECOND;
+ m_out_port_a_cb[i](BIT(m_padata, i));
}
+ }
+}
- if ((m_regs.hmsr & 0x0000003f) == 0x0000003c)
+u8 mc68328_base_device::padata_r() // 0x401
+{
+ u8 data = 0;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pasel, i))
{
- m_regs.hmsr &= 0xffffffc0;
- m_regs.hmsr += 0x00010000;
-
- if (m_regs.rtcienr & RTCINT_MINUTE)
+ if (BIT(m_padir, i))
{
- set_int = 1;
- m_regs.rtcisr |= RTCINT_MINUTE;
+ data |= m_padata & (1 << i);
}
-
- if ((m_regs.hmsr & 0x003f0000) == 0x003c0000)
+ else if (!m_in_port_a_cb[i].isunset())
{
- m_regs.hmsr &= 0xffc0ffff;
- m_regs.hmsr += 0x0100000;
+ data |= m_in_port_a_cb[i]() << i;
+ }
+ }
+ }
+ LOGMASKED(LOG_GPIO_A, "%s: padata_r: PADATA: %02x\n", machine().describe_context(), data);
+ return data;
+}
- if ((m_regs.hmsr & 0x1f000000) == 0x18000000)
- {
- m_regs.hmsr &= 0xe0ffffff;
+void mc68328_device::pasel_w(u8 data) // 0x403
+{
+ LOGMASKED(LOG_GPIO_A, "%s: pasel_w: PASEL = %02x\n", machine().describe_context(), data);
+ m_pasel = data;
+}
- if (m_regs.rtcienr & RTCINT_DAY)
- {
- set_int = 1;
- m_regs.rtcisr |= RTCINT_DAY;
- }
- }
- }
+u8 mc68328_device::pasel_r() // 0x403
+{
+ LOGMASKED(LOG_GPIO_A, "%s: mc68328_r: PASEL: %02x\n", machine().describe_context(), m_pasel);
+ return m_pasel;
+}
- if (m_regs.stpwtch != 0x003f)
- {
- m_regs.stpwtch--;
- m_regs.stpwtch &= 0x003f;
- if (m_regs.stpwtch == 0x003f)
- {
- if (m_regs.rtcienr & RTCINT_STOPWATCH)
- {
- set_int = 1;
- m_regs.rtcisr |= RTCINT_STOPWATCH;
- }
- }
- }
+//-------------------------------------------------
+// GPIO hardware - Port B
+//-------------------------------------------------
+
+void mc68328_base_device::pbdir_w(u8 data) // 0x408
+{
+ LOGMASKED(LOG_GPIO_B, "%s: pbdir_w: PBDIR = %02x\n", machine().describe_context(), data);
+ m_pbdir = data;
+}
+
+u8 mc68328_base_device::pbdir_r() // 0x408
+{
+ LOGMASKED(LOG_GPIO_B, "%s: pbdir_r: PBDIR: %02x\n", machine().describe_context(), m_pbdir);
+ return m_pbdir;
+}
+
+void mc68328_base_device::pbdata_w(u8 data) // 0x409
+{
+ LOGMASKED(LOG_GPIO_B, "%s: pbdata_w: PBDATA = %02x (outputing %02x)\n", machine().describe_context(), data, data & m_pbdir & m_pbsel);
+ m_pbdata = data;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pbdir & m_pbsel, i))
+ {
+ m_out_port_b_cb[i](BIT(m_pbdata, i));
}
+ }
+}
- if (m_regs.hmsr == m_regs.alarm)
+u8 mc68328_base_device::pbdata_r() // 0x409
+{
+ u8 data = 0;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pbsel, i))
{
- if (m_regs.rtcienr & RTCINT_ALARM)
+ if (BIT(m_pbdir, i))
{
- set_int = 1;
- m_regs.rtcisr |= RTCINT_STOPWATCH;
+ data |= m_pbdata & (1 << i);
+ }
+ else if (!m_in_port_b_cb[i].isunset())
+ {
+ data |= m_in_port_b_cb[i]() << i;
}
}
+ }
+ LOGMASKED(LOG_GPIO_B, "%s: pbdata_r: PBDATA: %02x\n", machine().describe_context(), data);
+ return data;
+}
+
+void mc68328_base_device::pbsel_w(u8 data) // 0x40b
+{
+ LOGMASKED(LOG_GPIO_B, "%s: pbsel_w: PBSEL = %02x\n", machine().describe_context(), data);
+ m_pbsel = data;
+}
+
+u8 mc68328_base_device::pbsel_r() // 0x40b
+{
+ LOGMASKED(LOG_GPIO_B, "%s: pbsel_r: PBSEL: %02x\n", machine().describe_context(), m_pbsel);
+ return m_pbsel;
+}
+
+
+//-------------------------------------------------
+// GPIO hardware - Port C
+//-------------------------------------------------
- if (set_int)
+void mc68328_base_device::pcdir_w(u8 data) // 0x410
+{
+ LOGMASKED(LOG_GPIO_C, "%s: pcdir_w: PCDIR = %02x\n", machine().describe_context(), data);
+ m_pcdir = data;
+}
+
+u8 mc68328_base_device::pcdir_r() // 0x410
+{
+ LOGMASKED(LOG_GPIO_C, "%s: pcdir_r: PCDIR: %02x\n", machine().describe_context(), m_pcdir);
+ return m_pcdir;
+}
+
+void mc68328_base_device::pcdata_w(u8 data) // 0x411
+{
+ LOGMASKED(LOG_GPIO_C, "%s: pcdata_w: PCDATA = %02x (outputing %02x)\n", machine().describe_context(), data, data & m_pcdir & m_pcsel);
+ m_pcdata = data;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pcdir & m_pcsel, i))
{
- set_interrupt_line(INT_RTC, 1);
+ m_out_port_c_cb[i](BIT(m_pcdata, i));
}
- else
+ else if (BIT(~m_pcdir & m_pcsel, i))
{
- set_interrupt_line(INT_RTC, 0);
+ m_out_port_c_cb[i](1);
}
}
}
-void mc68328_device::internal_write(offs_t offset, uint16_t data, uint16_t mem_mask)
+u8 mc68328_base_device::pcdata_r() // 0x411
{
- uint32_t address = offset << 1;
- uint16_t temp16[4] = { 0 };
- uint32_t imr_old = m_regs.imr, imr_diff;
-
- switch (address)
+ u8 data = 0;
+ for (int i = 0; i < 8; i++)
{
- case 0x000:
- if (mem_mask & 0x00ff)
+ if (BIT(m_pcsel, i))
+ {
+ if (BIT(m_pcdir, i))
{
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfff001) = %02x\n", data & 0x00ff);
+ data |= m_pcdata & (1 << i);
}
- else
+ else if (!m_in_port_c_cb[i].isunset())
{
- verboselog( *this, 2, "mc68328_w: SCR = %02x\n", (data >> 8) & 0x00ff);
+ data |= m_in_port_c_cb[i]() << i;
}
- break;
-
- case 0x100:
- verboselog( *this, 2, "mc68328_w: GRPBASEA = %04x\n", data);
- m_regs.grpbasea = data;
- break;
-
- case 0x102:
- verboselog( *this, 2, "mc68328_w: GRPBASEB = %04x\n", data);
- m_regs.grpbaseb = data;
- break;
-
- case 0x104:
- verboselog( *this, 2, "mc68328_w: GRPBASEC = %04x\n", data);
- m_regs.grpbasec = data;
- break;
-
- case 0x106:
- verboselog( *this, 2, "mc68328_w: GRPBASED = %04x\n", data);
- m_regs.grpbased = data;
- break;
-
- case 0x108:
- verboselog( *this, 2, "mc68328_w: GRPMASKA = %04x\n", data);
- m_regs.grpmaska = data;
- break;
+ }
+ }
+ LOGMASKED(LOG_GPIO_C, "%s: pcdata_r: PCDATA: %02x\n", machine().describe_context(), data);
+ return data;
+}
- case 0x10a:
- verboselog( *this, 2, "mc68328_w: GRPMASKB = %04x\n", data);
- m_regs.grpmaskb = data;
- break;
+void mc68328_base_device::pcsel_w(u8 data) // 0x413
+{
+ LOGMASKED(LOG_GPIO_C, "%s: pcsel_w: PCSEL = %02x\n", machine().describe_context(), data);
+ m_pcsel = data;
+}
- case 0x10c:
- verboselog( *this, 2, "mc68328_w: GRPMASKC = %04x\n", data);
- m_regs.grpmaskc = data;
- break;
+u8 mc68328_base_device::pcsel_r() // 0x413
+{
+ LOGMASKED(LOG_GPIO_C, "%s: pcsel_r: PCSEL: %02x\n", machine().describe_context(), m_pcsel);
+ return m_pcsel;
+}
- case 0x10e:
- verboselog( *this, 2, "mc68328_w: GRPMASKD = %04x\n", data);
- m_regs.grpmaskd = data;
- break;
- case 0x110:
- verboselog( *this, 5, "mc68328_w: CSA0(0) = %04x\n", data);
- m_regs.csa0 &= 0xffff0000 | (~mem_mask);
- m_regs.csa0 |= data & mem_mask;
- break;
+//-------------------------------------------------
+// GPIO hardware - Port D
+//-------------------------------------------------
- case 0x112:
- verboselog( *this, 5, "mc68328_w: CSA0(16) = %04x\n", data);
- m_regs.csa0 &= ~(mem_mask << 16);
- m_regs.csa0 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::port_d_in_w(int state, int bit)
+{
+ const u8 old_state = m_pdindata;
+ m_pdindata &= ~(1 << bit);
+ m_pdindata |= state << bit;
- case 0x114:
- verboselog( *this, 5, "mc68328_w: CSA1(0) = %04x\n", data);
- m_regs.csa1 &= 0xffff0000 | (~mem_mask);
- m_regs.csa1 |= data & mem_mask;
- break;
+ // If no bit has changed state, there's nothing to do.
+ if (old_state == m_pdindata)
+ {
+ return;
+ }
- case 0x116:
- verboselog( *this, 5, "mc68328_w: CSA1(16) = %04x\n", data);
- m_regs.csa1 &= ~(mem_mask << 16);
- m_regs.csa1 |= (data & mem_mask) << 16;
- break;
+ // If we're not edge-triggered, handle potential level-sensitive interrupts.
+ if (!BIT(m_pdirqedge, bit))
+ {
+ // If the new state is low while PDPOL is active-low (0) or vice-versa, assert the interrupt for this bit.
+ // Otherwise, clear it.
+ set_interrupt_line(INT_KBDINTS + bit, (int)(state == BIT(m_pdpol, bit)));
+ return;
+ }
- case 0x118:
- verboselog( *this, 5, "mc68328_w: CSA2(0) = %04x\n", data);
- m_regs.csa2 &= 0xffff0000 | (~mem_mask);
- m_regs.csa2 |= data & mem_mask;
- break;
+ set_interrupt_line(INT_KBDINTS + bit, 1);
+}
- case 0x11a:
- verboselog( *this, 5, "mc68328_w: CSA2(16) = %04x\n", data);
- m_regs.csa2 &= ~(mem_mask << 16);
- m_regs.csa2 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::pddir_w(u8 data) // 0x418
+{
+ LOGMASKED(LOG_GPIO_D, "%s: pddir_w: PDDIR = %02x\n", machine().describe_context(), data);
+ m_pddir = data;
+}
- case 0x11c:
- verboselog( *this, 5, "mc68328_w: CSA3(0) = %04x\n", data);
- m_regs.csa3 &= 0xffff0000 | (~mem_mask);
- m_regs.csa3 |= data & mem_mask;
- break;
+u8 mc68328_base_device::pddir_r() // 0x418
+{
+ LOGMASKED(LOG_GPIO_D, "%s: pddir_r: PDDIR: %02x\n", machine().describe_context(), m_pddir);
+ return m_pddir;
+}
- case 0x11e:
- verboselog( *this, 5, "mc68328_w: CSA3(16) = %04x\n", data);
- m_regs.csa3 &= ~(mem_mask << 16);
- m_regs.csa3 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::pddata_w(u8 data) // 0x419
+{
+ LOGMASKED(LOG_GPIO_D, "%s: pddata_w: PDDATA = %02x (outputing %02x)\n", machine().describe_context(), data, data & m_pddir);
+ m_pddata = data;
- case 0x120:
- verboselog( *this, 5, "mc68328_w: CSB0(0) = %04x\n", data);
- m_regs.csb0 &= 0xffff0000 | (~mem_mask);
- m_regs.csb0 |= data & mem_mask;
- break;
+ for (int bit = 0; bit < 4; bit++)
+ {
+ if (BIT(m_pdirqedge & data, bit))
+ {
+ set_interrupt_line(INT_KBDINTS + bit, 0);
+ }
+ }
- case 0x122:
- verboselog( *this, 5, "mc68328_w: CSB0(16) = %04x\n", data);
- m_regs.csb0 &= ~(mem_mask << 16);
- m_regs.csb0 |= (data & mem_mask) << 16;
- break;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pddir, i))
+ {
+ m_out_port_d_cb[i](BIT(m_pddata, i));
+ }
+ }
+}
- case 0x124:
- verboselog( *this, 5, "mc68328_w: CSB1(0) = %04x\n", data);
- m_regs.csb1 &= 0xffff0000 | (~mem_mask);
- m_regs.csb1 |= data & mem_mask;
- break;
+u8 mc68328_base_device::pddata_r() // 0x419
+{
+ u8 data = 0;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pddir, i))
+ {
+ data |= m_pddata & (1 << i);
+ }
+ else if (!m_in_port_d_cb[i].isunset())
+ {
+ data |= m_in_port_d_cb[i]() << i;
+ }
+ else
+ {
+ data |= m_pdpuen & (1 << i);
+ }
+ }
+ LOGMASKED(LOG_GPIO_D, "%s: pddata_r: PDDATA: %02x\n", machine().describe_context(), data);
+ return data;
+}
- case 0x126:
- verboselog( *this, 5, "mc68328_w: CSB1(16) = %04x\n", data);
- m_regs.csb1 &= ~(mem_mask << 16);
- m_regs.csb1 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::pdpuen_w(u8 data) // 0x41a
+{
+ LOGMASKED(LOG_GPIO_D, "%s: pdpuen_w: PDPUEN = %02x\n", machine().describe_context(), data);
+ m_pdpuen = data;
+}
- case 0x128:
- verboselog( *this, 5, "mc68328_w: CSB2(0) = %04x\n", data);
- m_regs.csb2 &= 0xffff0000 | (~mem_mask);
- m_regs.csb2 |= data & mem_mask;
- break;
+u8 mc68328_base_device::pdpuen_r() // 0x41a
+{
+ LOGMASKED(LOG_GPIO_D, "%s: pdpuen_r: PDPUEN: %02x\n", machine().describe_context(), m_pdpuen);
+ return m_pdpuen;
+}
- case 0x12a:
- verboselog( *this, 5, "mc68328_w: CSB2(16) = %04x\n", data);
- m_regs.csb2 &= ~(mem_mask << 16);
- m_regs.csb2 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::pdpol_w(u8 data) // 0x41c
+{
+ LOGMASKED(LOG_GPIO_D, "%s: pdpol_w: PDPOL = %02x\n", machine().describe_context(), data);
+ m_pdpol = data;
+}
- case 0x12c:
- verboselog( *this, 5, "mc68328_w: CSB3(0) = %04x\n", data);
- m_regs.csb3 &= 0xffff0000 | (~mem_mask);
- m_regs.csb3 |= data & mem_mask;
- break;
+u8 mc68328_base_device::pdpol_r() // 0x41c
+{
+ LOGMASKED(LOG_GPIO_D, "%s: pdpol_r: PDPOL: %02x\n", machine().describe_context(), m_pdpol);
+ return m_pdpol;
+}
- case 0x12e:
- verboselog( *this, 5, "mc68328_w: CSB3(16) = %04x\n", data);
- m_regs.csb3 &= ~(mem_mask << 16);
- m_regs.csb3 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::pdirqen_w(u8 data) // 0x41d
+{
+ LOGMASKED(LOG_GPIO_D, "%s: pdirqen_w: PDIRQEN = %02x\n", machine().describe_context(), data);
+ m_pdirqen = data & 0x00ff;
+}
- case 0x130:
- verboselog( *this, 5, "mc68328_w: CSC0(0) = %04x\n", data);
- m_regs.csc0 &= 0xffff0000 | (~mem_mask);
- m_regs.csc0 |= data & mem_mask;
- break;
+u8 mc68328_base_device::pdirqen_r() // 0x41d
+{
+ LOGMASKED(LOG_GPIO_D, "%s: pdirqen_r: PDIRQEN: %02x\n", machine().describe_context(), m_pdirqen);
+ return m_pdirqen;
+}
- case 0x132:
- verboselog( *this, 5, "mc68328_w: CSC0(16) = %04x\n", data);
- m_regs.csc0 &= ~(mem_mask << 16);
- m_regs.csc0 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::pdirqedge_w(u8 data) // 0x41f
+{
+ LOGMASKED(LOG_GPIO_D, "%s: pdirqedge_w: PDIRQEDGE = %02x\n", machine().describe_context(), data);
+ m_pdirqedge = data;
+}
- case 0x134:
- verboselog( *this, 5, "mc68328_w: CSC1(0) = %04x\n", data);
- m_regs.csc1 &= 0xffff0000 | (~mem_mask);
- m_regs.csc1 |= data & mem_mask;
- break;
+u8 mc68328_base_device::pdirqedge_r() // 0x41f
+{
+ LOGMASKED(LOG_GPIO_D, "%s: pdirqedge_r: PDIRQEDGE: %02x\n", machine().describe_context(), m_pdirqedge);
+ return m_pdirqedge;
+}
- case 0x136:
- verboselog( *this, 5, "mc68328_w: CSC1(16) = %04x\n", data);
- m_regs.csc1 &= ~(mem_mask << 16);
- m_regs.csc1 |= (data & mem_mask) << 16;
- break;
- case 0x138:
- verboselog( *this, 5, "mc68328_w: CSC2(0) = %04x\n", data);
- m_regs.csc2 &= 0xffff0000 | (~mem_mask);
- m_regs.csc2 |= data & mem_mask;
- break;
+//-------------------------------------------------
+// GPIO hardware - Port E
+//-------------------------------------------------
- case 0x13a:
- verboselog( *this, 5, "mc68328_w: CSC2(16) = %04x\n", data);
- m_regs.csc2 &= ~(mem_mask << 16);
- m_regs.csc2 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::pedir_w(u8 data) // 0x420
+{
+ LOGMASKED(LOG_GPIO_E, "%s: pedir_w: PEDIR = %02x\n", machine().describe_context(), data);
+ m_pedir = data;
+}
- case 0x13c:
- verboselog( *this, 5, "mc68328_w: CSC3(0) = %04x\n", data);
- m_regs.csc3 &= 0xffff0000 | (~mem_mask);
- m_regs.csc3 |= data & mem_mask;
- break;
+u8 mc68328_base_device::pedir_r() // 0x420
+{
+ LOGMASKED(LOG_GPIO_E, "%s: pedir_r: PEDIR: %02x\n", machine().describe_context(), m_pedir);
+ return m_pedir;
+}
- case 0x13e:
- verboselog( *this, 5, "mc68328_w: CSC3(16) = %04x\n", data);
- m_regs.csc3 &= ~(mem_mask << 16);
- m_regs.csc3 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::pedata_w(u8 data) // 0x421
+{
+ LOGMASKED(LOG_GPIO_E, "%s: pedata_w: PEDATA = %02x (outputing %02x)\n", machine().describe_context(), data, data & m_pedir & m_pesel);
+ m_pedata = data;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pedir & m_pesel, i))
+ {
+ m_out_port_e_cb[i](BIT(m_pedata, i));
+ }
+ }
+}
- case 0x140:
- verboselog( *this, 5, "mc68328_w: CSD0(0) = %04x\n", data);
- m_regs.csd0 &= 0xffff0000 | (~mem_mask);
- m_regs.csd0 |= data & mem_mask;
- break;
+u8 mc68328_base_device::pedata_r() // 0x421
+{
+ u8 data = 0;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pesel, i))
+ {
+ if (BIT(m_pedir, i))
+ {
+ data |= m_pedata & (1 << i);
+ }
+ else if (!m_in_port_e_cb[i].isunset())
+ {
+ data |= m_in_port_e_cb[i]() << i;
+ }
+ else
+ {
+ data |= m_pepuen & (1 << i);
+ }
+ }
+ }
+ LOGMASKED(LOG_GPIO_E, "%s: pedata_r: PEDATA: %02x\n", machine().describe_context(), data);
+ return data;
+}
- case 0x142:
- verboselog( *this, 5, "mc68328_w: CSD0(16) = %04x\n", data);
- m_regs.csd0 &= ~(mem_mask << 16);
- m_regs.csd0 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::pepuen_w(u8 data) // 0x422
+{
+ LOGMASKED(LOG_GPIO_E, "%s: pepuen_w: PEPUEN = %02x\n", machine().describe_context(), data);
+ m_pepuen = data;
+}
- case 0x144:
- verboselog( *this, 5, "mc68328_w: CSD1(0) = %04x\n", data);
- m_regs.csd1 &= 0xffff0000 | (~mem_mask);
- m_regs.csd1 |= data & mem_mask;
- break;
+u8 mc68328_base_device::pepuen_r() // 0x422
+{
+ LOGMASKED(LOG_GPIO_E, "%s: pepuen_r: PEPUEN: %02x\n", machine().describe_context(), m_pepuen);
+ return m_pepuen;
+}
- case 0x146:
- verboselog( *this, 5, "mc68328_w: CSD1(16) = %04x\n", data);
- m_regs.csd1 &= ~(mem_mask << 16);
- m_regs.csd1 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::pesel_w(u8 data) // 0x423
+{
+ LOGMASKED(LOG_GPIO_E, "%s: pesel_w: PESEL = %02x\n", machine().describe_context(), data);
+ m_pesel = data;
+}
- case 0x148:
- verboselog( *this, 5, "mc68328_w: CSD2(0) = %04x\n", data);
- m_regs.csd2 &= 0xffff0000 | (~mem_mask);
- m_regs.csd2 |= data & mem_mask;
- break;
+u8 mc68328_base_device::pesel_r() // 0x423
+{
+ LOGMASKED(LOG_GPIO_E, "%s: pesel_r: PESEL: %02x\n", machine().describe_context(), m_pesel);
+ return m_pesel;
+}
- case 0x14a:
- verboselog( *this, 5, "mc68328_w: CSD2(16) = %04x\n", data);
- m_regs.csd2 &= ~(mem_mask << 16);
- m_regs.csd2 |= (data & mem_mask) << 16;
- break;
- case 0x14c:
- verboselog( *this, 5, "mc68328_w: CSD3(0) = %04x\n", data);
- m_regs.csd3 &= 0xffff0000 | (~mem_mask);
- m_regs.csd3 |= data & mem_mask;
- break;
+//-------------------------------------------------
+// GPIO hardware - Port F
+//-------------------------------------------------
- case 0x14e:
- verboselog( *this, 5, "mc68328_w: CSD3(16) = %04x\n", data);
- m_regs.csd3 &= ~(mem_mask << 16);
- m_regs.csd3 |= (data & mem_mask) << 16;
- break;
+void mc68328_base_device::pfdir_w(u8 data) // 0x428
+{
+ LOGMASKED(LOG_GPIO_F, "%s: pfdir_w: PFDIR = %02x\n", machine().describe_context(), data);
+ m_pfdir = data;
+}
- case 0x200:
- verboselog( *this, 2, "mc68328_w: PLLCR = %04x\n", data);
- m_regs.pllcr = data;
- break;
+u8 mc68328_base_device::pfdir_r() // 0x428
+{
+ LOGMASKED(LOG_GPIO_F, "%s: pfdir_r: PFDIR: %02x\n", machine().describe_context(), m_pfdir);
+ return m_pfdir;
+}
- case 0x202:
- verboselog( *this, 2, "mc68328_w: PLLFSR = %04x\n", data);
- m_regs.pllfsr = data;
- break;
+void mc68328_base_device::pfdata_w(u8 data) // 0x429
+{
+ LOGMASKED(LOG_GPIO_F, "%s: pfdata_w: PFDATA = %02x (outputing %02x)\n", machine().describe_context(), data, data & m_pfdir & m_pfsel);
+ m_pfdata = data;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pfdir & m_pfsel, i))
+ {
+ m_out_port_f_cb[i](BIT(m_pfdata, i));
+ }
+ }
+}
- case 0x206:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PCTLR = %02x\n", data & 0x00ff);
- m_regs.pctlr = data & 0x00ff;
- }
- else
+u8 mc68328_base_device::pfdata_r() // 0x429
+{
+ u8 data = 0;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pfsel, i))
+ {
+ if (BIT(m_pfdir, i))
{
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfff206) = %02x\n", (data >> 8) & 0x00ff);
+ data |= m_pfdata & (1 << i);
}
- break;
-
- case 0x300:
- if (mem_mask & 0x00ff)
+ else if (!m_in_port_f_cb[i].isunset())
{
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfff301) = %02x\n", data & 0x00ff);
+ data |= m_in_port_f_cb[i]() << i;
}
else
{
- verboselog( *this, 2, "mc68328_w: IVR = %02x\n", (data >> 8) & 0x00f8);
- m_regs.ivr = (data >> 8) & 0x00f8;
+ data |= m_pfpuen & (1 << i);
}
- break;
+ }
+ }
+ LOGMASKED(LOG_GPIO_F, "%s: pfdata_r: PFDATA: %02x\n", machine().describe_context(), data);
+ return data;
+}
- case 0x302:
- verboselog( *this, 2, "mc68328_w: ICR = %04x\n", data);
- m_regs.icr = data;
- break;
+void mc68328_base_device::pfpuen_w(u8 data) // 0x42a
+{
+ LOGMASKED(LOG_GPIO_F, "%s: pfpuen_w: PFPUEN = %02x\n", machine().describe_context(), data);
+ m_pfpuen = data;
+}
- case 0x304:
- verboselog( *this, 2, "mc68328_w: IMR(16) = %04x\n", data);
- m_regs.imr &= ~(mem_mask << 16);
- m_regs.imr |= (data & mem_mask) << 16;
- m_regs.isr &= ~((data & mem_mask) << 16);
+u8 mc68328_base_device::pfpuen_r() // 0x42a
+{
+ LOGMASKED(LOG_GPIO_F, "%s: pfpuen_r: PFPUEN: %02x\n", machine().describe_context(), m_pfpuen);
+ return m_pfpuen;
+}
- imr_diff = imr_old ^ m_regs.imr;
- set_interrupt_line(imr_diff, 0);
- break;
+void mc68328_base_device::pfsel_w(u8 data) // 0x42b
+{
+ LOGMASKED(LOG_GPIO_F, "%s: pfsel_w: PFSEL = %02x\n", machine().describe_context(), data);
+ m_pfsel = data;
+}
- case 0x306:
- verboselog( *this, 2, "mc68328_w: IMR(0) = %04x\n", data);
- m_regs.imr &= 0xffff0000 | (~mem_mask);
- m_regs.imr |= data & mem_mask;
- m_regs.isr &= ~(data & mem_mask);
+u8 mc68328_base_device::pfsel_r() // 0x42b
+{
+ LOGMASKED(LOG_GPIO_F, "%s: pfsel_r: PFSEL: %02x\n", machine().describe_context(), m_pfsel);
+ return m_pfsel;
+}
- imr_diff = imr_old ^ m_regs.imr;
- set_interrupt_line(imr_diff, 0);
- break;
- case 0x308:
- verboselog( *this, 2, "mc68328_w: IWR(16) = %04x\n", data);
- m_regs.iwr &= ~(mem_mask << 16);
- m_regs.iwr |= (data & mem_mask) << 16;
- break;
+//-------------------------------------------------
+// GPIO hardware - Port G
+//-------------------------------------------------
- case 0x30a:
- verboselog( *this, 2, "mc68328_w: IWR(0) = %04x\n", data);
- m_regs.iwr &= 0xffff0000 | (~mem_mask);
- m_regs.iwr |= data & mem_mask;
- break;
+void mc68328_base_device::pgdir_w(u8 data) // 0x430
+{
+ LOGMASKED(LOG_GPIO_G, "%s: pgdir_w: PGDIR = %02x\n", machine().describe_context(), data);
+ m_pgdir = data;
+}
- case 0x30c:
- verboselog( *this, 2, "mc68328_w: ISR(16) = %04x\n", data);
- // Clear edge-triggered IRQ1
- if ((m_regs.icr & ICR_ET1) == ICR_ET1 && (data & INT_IRQ1_SHIFT) == INT_IRQ1_SHIFT)
- {
- m_regs.isr &= ~INT_IRQ1;
- }
+u8 mc68328_base_device::pgdir_r() // 0x430
+{
+ LOGMASKED(LOG_GPIO_G, "%s: pgdir_r: PGDIR: %02x\n", machine().describe_context(), m_pgdir);
+ return m_pgdir;
+}
- // Clear edge-triggered IRQ2
- if ((m_regs.icr & ICR_ET2) == ICR_ET2 && (data & INT_IRQ2_SHIFT) == INT_IRQ2_SHIFT)
- {
- m_regs.isr &= ~INT_IRQ2;
- }
+void mc68328_base_device::pgdata_w(u8 data) // 0x431
+{
+ LOGMASKED(LOG_GPIO_G, "%s: pgdata_w: PGDATA = %02x (outputing %02x)\n", machine().describe_context(), data, data & m_pgdir & m_pgsel);
+ m_pgdata = data;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pgdir & m_pgsel, i))
+ {
+ m_out_port_g_cb[i](BIT(m_pgdata, i));
+ }
+ }
+}
- // Clear edge-triggered IRQ3
- if ((m_regs.icr & ICR_ET3) == ICR_ET3 && (data & INT_IRQ3_SHIFT) == INT_IRQ3_SHIFT)
+u8 mc68328_base_device::pgdata_r() // 0x431
+{
+ u8 data = 0;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pgsel, i))
+ {
+ if (BIT(m_pgdir, i))
{
- m_regs.isr &= ~INT_IRQ3;
+ data |= m_pgdata & (1 << i);
}
-
- // Clear edge-triggered IRQ6
- if ((m_regs.icr & ICR_ET6) == ICR_ET6 && (data & INT_IRQ6_SHIFT) == INT_IRQ6_SHIFT)
+ else if (!m_in_port_g_cb[i].isunset())
{
- m_regs.isr &= ~INT_IRQ6;
+ data |= m_in_port_g_cb[i]() << i;
}
-
- // Clear edge-triggered IRQ7
- if ((data & INT_IRQ7_SHIFT) == INT_IRQ7_SHIFT)
+ else
{
- m_regs.isr &= ~INT_IRQ7;
+ data |= m_pgpuen & (1 << i);
}
- break;
+ }
+ }
+ LOGMASKED(LOG_GPIO_G, "%s: pgdata_r: PGDATA: %02x\n", machine().describe_context(), data);
+ return data;
+}
- case 0x30e:
- verboselog( *this, 2, "mc68328_w: ISR(0) = %04x (Ignored)\n", data);
- break;
+void mc68328_base_device::pgpuen_w(u8 data) // 0x432
+{
+ LOGMASKED(LOG_GPIO_G, "%s: pgpuen_w: PGPUEN = %02x\n", machine().describe_context(), data);
+ m_pgpuen = data;
+}
- case 0x310:
- verboselog( *this, 2, "mc68328_w: IPR(16) = %04x (Ignored)\n", data);
- break;
+u8 mc68328_base_device::pgpuen_r() // 0x432
+{
+ LOGMASKED(LOG_GPIO_G, "%s: pgpuen_r: PGPUEN: %02x\n", machine().describe_context(), m_pgpuen);
+ return m_pgpuen;
+}
- case 0x312:
- verboselog( *this, 2, "mc68328_w: IPR(0) = %04x (Ignored)\n", data);
- break;
+void mc68328_base_device::pgsel_w(u8 data) // 0x433
+{
+ LOGMASKED(LOG_GPIO_G, "%s: pgsel_w: PGSEL = %02x\n", machine().describe_context(), data);
+ m_pgsel = data;
+}
- case 0x400:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PADATA = %02x\n", data & 0x00ff);
- m_regs.padata = data & 0x00ff;
- if (!m_out_port_a_cb.isnull())
- {
- m_out_port_a_cb((offs_t)0, data & 0x00ff);
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PADIR = %02x\n", (data >> 8) & 0x00ff);
- m_regs.padir = (data >> 8) & 0x00ff;
- }
- break;
+u8 mc68328_base_device::pgsel_r() // 0x433
+{
+ LOGMASKED(LOG_GPIO_G, "%s: pgsel_r: PGSEL: %02x\n", machine().describe_context(), m_pgsel);
+ return m_pgsel;
+}
- case 0x402:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PASEL = %02x\n", data & 0x00ff);
- m_regs.pasel = data & 0x00ff;
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfff402) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
- case 0x408:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PBDATA = %02x\n", data & 0x00ff);
- m_regs.pbdata = data & 0x00ff;
- if (!m_out_port_b_cb.isnull())
- {
- m_out_port_b_cb((offs_t)0, data & 0x00ff);
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PBDIR = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pbdir = (data >> 8) & 0x00ff;
- }
- break;
+//-------------------------------------------------
+// GPIO hardware - Port J
+//-------------------------------------------------
- case 0x40a:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PBSEL = %02x\n", data & 0x00ff);
- m_regs.pbsel = data & 0x00ff;
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfff40a) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
+void mc68328_device::pjdir_w(u8 data) // 0x438
+{
+ LOGMASKED(LOG_GPIO_J, "%s: pjdir_w: PJDIR = %02x\n", machine().describe_context(), data);
+ m_pjdir = data;
+}
- case 0x410:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PCDATA = %02x\n", data & 0x00ff);
- m_regs.pcdata = data & 0x00ff;
- if (!m_out_port_c_cb.isnull())
- {
- m_out_port_c_cb((offs_t)0, data & 0x00ff);
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PCDIR = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pcdir = (data >> 8) & 0x00ff;
- }
- break;
+u8 mc68328_device::pjdir_r() // 0x438
+{
+ LOGMASKED(LOG_GPIO_J, "%s: pjdir_r: PJDIR: %02x\n", machine().describe_context(), m_pjdir);
+ return m_pjdir;
+}
- case 0x412:
- if (mem_mask & 0x00ff)
+void mc68328_device::pjdata_w(u8 data) // 0x439
+{
+ LOGMASKED(LOG_GPIO_J, "%s: pjdata_w: PJDATA = %02x\n", machine().describe_context(), data);
+ m_pjdata = data;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pjdir & m_pjsel, i))
+ {
+ m_out_port_j_cb[i](BIT(m_pjdata, i));
+ }
+ }
+}
+
+u8 mc68328_device::pjdata_r() // 0x439
+{
+ u8 data = 0;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pjsel, i))
+ {
+ if (BIT(m_pjdir, i))
{
- verboselog( *this, 2, "mc68328_w: PCSEL = %02x\n", data & 0x00ff);
- m_regs.pcsel = data & 0x00ff;
+ data |= m_pjdata & (1 << i);
}
- else
+ else if (!m_in_port_j_cb[i].isunset())
{
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfff412) = %02x\n", (data >> 8) & 0x00ff);
+ data |= m_in_port_j_cb[i]() << i;
}
- break;
+ }
+ }
+ LOGMASKED(LOG_GPIO_J, "%s: pjdata_r: PJDATA: %02x\n", machine().describe_context(), data);
+ return data;
+}
- case 0x418:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PDDATA = %02x\n", data & 0x00ff);
+void mc68328_device::pjsel_w(u8 data) // 0x43b
+{
+ LOGMASKED(LOG_GPIO_J, "%s: pjsel_w: PJSEL = %02x\n", machine().describe_context(), data);
+ m_pjsel = data;
+}
- m_regs.pddataedge &= ~(data & 0x00ff);
- poll_port_d_interrupts();
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PDDIR = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pddir = (data >> 8) & 0x00ff;
- }
- break;
+u8 mc68328_device::pjsel_r() // 0x43b
+{
+ LOGMASKED(LOG_GPIO_J, "%s: pjsel_r: PJSEL: %02x\n", machine().describe_context(), m_pjsel);
+ return m_pjsel;
+}
- case 0x41a:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfff41b) = %02x\n", data & 0x00ff);
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PDPUEN = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pdpuen = (data >> 8) & 0x00ff;
- }
- break;
- case 0x41c:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PDIRQEN = %02x\n", data & 0x00ff);
- m_regs.pdirqen = data & 0x00ff;
+//-------------------------------------------------
+// GPIO hardware - Port K
+//-------------------------------------------------
- poll_port_d_interrupts();
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PDPOL = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pdpol = (data >> 8) & 0x00ff;
- }
- break;
+void mc68328_device::pkdir_w(u8 data) // 0x440
+{
+ LOGMASKED(LOG_GPIO_K, "%s: pkdir_w: PKDIR = %02x\n", machine().describe_context(), data);
+ m_pkdir = data;
+}
- case 0x41e:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PDIRQEDGE = %02x\n", data & 0x00ff);
- m_regs.pdirqedge = data & 0x00ff;
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfff41e) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
+u8 mc68328_device::pkdir_r() // 0x440
+{
+ LOGMASKED(LOG_GPIO_K, "%s: pkdir_r: PKDIR: %02x\n", machine().describe_context(), m_pkdir);
+ return m_pkdir;
+}
- case 0x420:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PEDATA = %02x\n", data & 0x00ff);
- m_regs.pedata = data & 0x00ff;
- if (!m_out_port_e_cb.isnull())
- {
- m_out_port_e_cb((offs_t)0, data & 0x00ff);
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PEDIR = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pedir = (data >> 8) & 0x00ff;
- }
- break;
+void mc68328_device::pkdata_w(u8 data) // 0x441
+{
+ LOGMASKED(LOG_GPIO_K, "%s: pkdata_w: PKDATA = %02x\n", machine().describe_context(), data);
+ m_pkdata = data;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pkdir & m_pksel, i))
+ {
+ m_out_port_k_cb[i](BIT(m_pkdata, i));
+ }
+ }
+}
- case 0x422:
- if (mem_mask & 0x00ff)
+u8 mc68328_device::pkdata_r() // 0x441
+{
+ u8 data = 0;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pksel, i))
+ {
+ if (BIT(m_pkdir, i))
{
- verboselog( *this, 2, "mc68328_w: PESEL = %02x\n", data & 0x00ff);
- m_regs.pesel = data & 0x00ff;
+ data |= m_pkdata & (1 << i);
}
- else
+ else if (!m_in_port_k_cb[i].isunset())
{
- verboselog( *this, 2, "mc68328_w: PEPUEN = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pepuen = (data >> 8) & 0x00ff;
- m_regs.pedata |= m_regs.pepuen;
- }
- break;
-
- case 0x428:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PFDATA = %02x\n", data & 0x00ff);
- m_regs.pfdata = data & 0x00ff;
- if (!m_out_port_f_cb.isnull())
- {
- m_out_port_f_cb((offs_t)0, data & 0x00ff);
- }
+ data |= m_in_port_k_cb[i]() << i;
}
else
{
- verboselog( *this, 2, "mc68328_w: PFDIR = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pfdir = (data >> 8) & 0x00ff;
+ data |= m_pkpuen & (1 << i);
}
- break;
+ }
+ }
+ LOGMASKED(LOG_GPIO_K, "%s: pkdata_r: PKDATA: %02x\n", machine().describe_context(), data);
+ return data;
+}
- case 0x42a:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PFSEL = %02x\n", data & 0x00ff);
- m_regs.pfsel = data & 0x00ff;
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PFPUEN = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pfpuen = (data >> 8) & 0x00ff;
- }
- break;
+void mc68328_device::pkpuen_w(u8 data) // 0x442
+{
+ LOGMASKED(LOG_GPIO_K, "%s: pkpuen_w: PKPUEN = %02x\n", machine().describe_context(), data);
+ m_pkpuen = data;
+}
- case 0x430:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PGDATA = %02x\n", data & 0x00ff);
- m_regs.pgdata = data & 0x00ff;
- if (!m_out_port_g_cb.isnull())
- {
- m_out_port_g_cb((offs_t)0, data & 0x00ff);
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PGDIR = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pgdir = (data >> 8) & 0x00ff;
- }
- break;
+u8 mc68328_device::pkpuen_r() // 0x442
+{
+ LOGMASKED(LOG_GPIO_K, "%s: pkpuen_r: PKPUEN: %02x\n", machine().describe_context(), m_pkpuen);
+ return m_pkpuen;
+}
- case 0x432:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PGSEL = %02x\n", data & 0x00ff);
- m_regs.pgsel = data & 0x00ff;
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PGPUEN = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pgpuen = (data >> 8) & 0x00ff;
- }
- break;
+void mc68328_device::pksel_w(u8 data) // 0x443
+{
+ LOGMASKED(LOG_GPIO_K, "%s: pksel_w: PKSEL = %02x\n", machine().describe_context(), data);
+ m_pksel = data;
+}
- case 0x438:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PJDATA = %02x\n", data & 0x00ff);
- m_regs.pjdata = data & 0x00ff;
- if (!m_out_port_j_cb.isnull())
- {
- m_out_port_j_cb((offs_t)0, data & 0x00ff);
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PJDIR = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pjdir = (data >> 8) & 0x00ff;
- }
- break;
+u8 mc68328_device::pksel_r() // 0x443
+{
+ LOGMASKED(LOG_GPIO_K, "%s: pksel_r: PKSEL: %02x\n", machine().describe_context(), m_pksel);
+ return m_pksel;
+}
- case 0x43a:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PJSEL = %02x\n", data & 0x00ff);
- m_regs.pjsel = data & 0x00ff;
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfff43a) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
- case 0x440:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PKDATA = %02x\n", data & 0x00ff);
- m_regs.pkdata = data & 0x00ff;
- if (!m_out_port_k_cb.isnull())
- {
- m_out_port_k_cb((offs_t)0, data & 0x00ff);
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PKDIR = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pkdir = (data >> 8) & 0x00ff;
- }
- break;
+//-------------------------------------------------
+// GPIO hardware - Port M
+//-------------------------------------------------
- case 0x442:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PKSEL = %02x\n", data & 0x00ff);
- m_regs.pksel = data & 0x00ff;
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: PKPUEN = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pgpuen = (data >> 8) & 0x00ff;
- }
- break;
+void mc68328_device::pmdir_w(u8 data) // 0x448
+{
+ LOGMASKED(LOG_GPIO_M, "%s: pmdir_w: PMDIR = %02x\n", machine().describe_context(), data);
+ m_pmdir = data;
+}
- case 0x448:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: PMDATA = %02x\n", data & 0x00ff);
- m_regs.pmdata = data & 0x00ff;
- if (!m_out_port_m_cb.isnull())
- {
- m_out_port_m_cb((offs_t)0, data & 0x00ff);
- }
- }
- else
+u8 mc68328_device::pmdir_r() // 0x448
+{
+ LOGMASKED(LOG_GPIO_M, "%s: pmdir_r: PMDIR: %02x\n", machine().describe_context(), m_pmdir);
+ return m_pmdir;
+}
+
+void mc68328_device::pmdata_w(u8 data) // 0x449
+{
+ LOGMASKED(LOG_GPIO_M, "%s: pmdata_w: PMDATA = %02x\n", machine().describe_context(), data);
+ m_pmdata = data;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pmdir & m_pmsel, i))
+ {
+ m_out_port_m_cb[i](BIT(m_pmdata, i));
+ }
+ }
+}
+
+u8 mc68328_device::pmdata_r() // 0x449
+{
+ u8 data = 0;
+ for (int i = 0; i < 8; i++)
+ {
+ if (BIT(m_pmsel, i))
+ {
+ if (BIT(m_pmdir, i))
{
- verboselog( *this, 2, "mc68328_w: PMDIR = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pmdir = (data >> 8) & 0x00ff;
+ data |= m_pmdata & (1 << i);
}
- break;
-
- case 0x44a:
- if (mem_mask & 0x00ff)
+ else if (!m_in_port_m_cb[i].isunset())
{
- verboselog( *this, 2, "mc68328_w: PMSEL = %02x\n", data & 0x00ff);
- m_regs.pmsel = data & 0x00ff;
+ data |= m_in_port_m_cb[i]() << i;
}
else
{
- verboselog( *this, 2, "mc68328_w: PMPUEN = %02x\n", (data >> 8) & 0x00ff);
- m_regs.pmpuen = (data >> 8) & 0x00ff;
+ data |= m_pmpuen & (1 << i);
}
- break;
+ }
+ }
+ LOGMASKED(LOG_GPIO_M, "%s: pmdata_r: PMDATA: %02x\n", machine().describe_context(), data);
+ return data;
+}
- case 0x500:
- verboselog( *this, 2, "mc68328_w: PWMC = %04x\n", data);
+void mc68328_device::pmpuen_w(u8 data) // 0x44a
+{
+ LOGMASKED(LOG_GPIO_M, "%s: pmpuen_w: PMPUEN = %02x\n", machine().describe_context(), data);
+ m_pmpuen = data;
+}
- m_regs.pwmc = data;
+u8 mc68328_device::pmpuen_r() // 0x44a
+{
+ LOGMASKED(LOG_GPIO_M, "%s: pmpuen_r: PMPUEN: %02x\n", machine().describe_context(), m_pmpuen);
+ return m_pmpuen;
+}
- if (m_regs.pwmc & PWMC_PWMIRQ)
- {
- set_interrupt_line(INT_PWM, 1);
- }
+void mc68328_device::pmsel_w(u8 data) // 0x44b
+{
+ LOGMASKED(LOG_GPIO_M, "%s: pmsel_w: PMSEL = %02x\n", machine().describe_context(), data);
+ m_pmsel = data;
+}
- m_regs.pwmc &= ~PWMC_LOAD;
+u8 mc68328_device::pmsel_r() // 0x44b
+{
+ LOGMASKED(LOG_GPIO_M, "%s: pmsel_r: PMSEL: %02x\n", machine().describe_context(), m_pmsel);
+ return m_pmsel;
+}
- if ((m_regs.pwmc & PWMC_PWMEN) != 0 && m_regs.pwmw != 0 && m_regs.pwmp != 0)
- {
- uint32_t frequency = 32768 * 506;
- uint32_t divisor = 4 << (m_regs.pwmc & PWMC_CLKSEL); // ?? Datasheet says 2 <<, but then we're an octave higher than CoPilot.
- attotime period;
- frequency /= divisor;
- period = attotime::from_hz(frequency) * m_regs.pwmw;
- m_pwm->adjust(period);
- if (m_regs.pwmc & PWMC_IRQEN)
- {
- set_interrupt_line(INT_PWM, 1);
- }
- m_regs.pwmc ^= PWMC_PIN;
- }
- else
- {
- m_pwm->adjust(attotime::never);
- }
- break;
- case 0x502:
- verboselog( *this, 2, "mc68328_w: PWMP = %04x\n", data);
- m_regs.pwmp = data;
- break;
+//-------------------------------------------------
+// PWM hardware - Standard MC68328
+//-------------------------------------------------
- case 0x504:
- verboselog( *this, 2, "mc68328_w: PWMW = %04x\n", data);
- m_regs.pwmw = data;
- break;
+TIMER_CALLBACK_MEMBER(mc68328_device::pwm_tick)
+{
+ if (m_pwmw >= m_pwmp || !m_pwmw || !m_pwmp)
+ {
+ m_pwm->adjust(attotime::never);
+ return;
+ }
- case 0x506:
- verboselog( *this, 2, "mc68328_w: PWMCNT = %04x\n", data);
- m_regs.pwmcnt = 0;
- break;
+ const u32 divisor = 4 << (m_pwmc & PWMC_CLKSEL);
- case 0x600:
- verboselog( *this, 2, "mc68328_w: TCTL1 = %04x\n", data);
- temp16[0] = m_regs.tctl[0];
- m_regs.tctl[0] = data;
- if ((temp16[0] & TCTL_TEN) == (m_regs.tctl[0] & TCTL_TEN))
- {
- maybe_start_timer(0, 0);
- }
- else if ((temp16[0] & TCTL_TEN) != TCTL_TEN_ENABLE && (m_regs.tctl[0] & TCTL_TEN) == TCTL_TEN_ENABLE)
- {
- maybe_start_timer(0, 1);
- }
- break;
+ if (((m_pwmc & PWMC_POL) == 0 && (m_pwmc & PWMC_PIN) != 0) ||
+ ((m_pwmc & PWMC_POL) != 0 && (m_pwmc & PWMC_PIN) == 0))
+ {
+ attotime period = attotime::from_ticks((m_pwmp - m_pwmw) * divisor, clock());
+ m_pwm->adjust(period);
- case 0x602:
- verboselog( *this, 2, "mc68328_w: TPRER1 = %04x\n", data);
- m_regs.tprer[0] = data;
- maybe_start_timer(0, 0);
- break;
+ if (m_pwmc & PWMC_IRQ_EN)
+ {
+ set_interrupt_line(INT_PWM, 1);
+ }
+ }
+ else
+ {
+ attotime period = attotime::from_ticks(m_pwmw * divisor, clock());
+ m_pwm->adjust(period);
+ }
- case 0x604:
- verboselog( *this, 2, "mc68328_w: TCMP1 = %04x\n", data);
- m_regs.tcmp[0] = data;
- maybe_start_timer(0, 0);
- break;
+ m_pwmc ^= PWMC_PIN;
- case 0x606:
- verboselog( *this, 2, "mc68328_w: TCR1 = %04x (Ignored)\n", data);
- break;
+ m_out_pwm_cb((m_pwmc & PWMC_PIN) ? 1 : 0);
+}
- case 0x608:
- verboselog( *this, 2, "mc68328_w: TCN1 = %04x (Ignored)\n", data);
- break;
+void mc68328_device::pwmc_w(u16 data) // 0x500
+{
+ LOGMASKED(LOG_PWM, "%s: pwmc_w: PWMC = %04x\n", machine().describe_context(), data);
- case 0x60a:
- verboselog( *this, 5, "mc68328_w: TSTAT1 = %04x\n", data);
- m_regs.tstat[0] &= ~m_regs.tclear[0];
- if (!(m_regs.tstat[0] & TSTAT_COMP))
- {
- set_interrupt_line(INT_TIMER1, 0);
- }
- break;
+ const u16 old_pwmc = m_pwmc;
+ m_pwmc = data;
+ const u16 changed = m_pwmc ^ old_pwmc;
- case 0x60c:
- verboselog( *this, 2, "mc68328_w: TCTL2 = %04x\n", data);
- temp16[0] = m_regs.tctl[1];
- m_regs.tctl[1] = data;
- if ((temp16[0] & TCTL_TEN) == (m_regs.tctl[1] & TCTL_TEN))
- {
- maybe_start_timer(1, 0);
- }
- else if ((temp16[0] & TCTL_TEN) != TCTL_TEN_ENABLE && (m_regs.tctl[1] & TCTL_TEN) == TCTL_TEN_ENABLE)
+ if (m_pwmc & PWMC_IRQ)
+ {
+ set_interrupt_line(INT_PWM, 1);
+ }
+
+ if (changed & (PWMC_EN | PWMC_CLKSEL | PWMC_LOAD))
+ {
+ const bool enable_or_update = (changed & m_pwmc & PWMC_EN) || (m_pwmc & PWMC_LOAD);
+ if (enable_or_update && m_pwmw && m_pwmp)
+ {
+ const u32 divisor = 4 << (m_pwmc & PWMC_CLKSEL);
+ attotime period = attotime::from_ticks(m_pwmw * divisor, clock());
+ m_pwm->adjust(period);
+ if (m_pwmc & PWMC_IRQ_EN)
{
- maybe_start_timer(1, 1);
+ set_interrupt_line(INT_PWM, 1);
}
- break;
+ m_pwmc |= PWMC_PIN;
+ }
+ else
+ {
+ m_pwm->adjust(attotime::never);
+ }
+ }
- case 0x60e:
- verboselog( *this, 2, "mc68328_w: TPRER2 = %04x\n", data);
- m_regs.tprer[1] = data;
- maybe_start_timer(1, 0);
- break;
+ m_pwmc &= ~PWMC_LOAD;
+}
- case 0x610:
- verboselog( *this, 2, "mc68328_w: TCMP2 = %04x\n", data);
- m_regs.tcmp[1] = data;
- maybe_start_timer(1, 0);
- break;
+u16 mc68328_device::pwmc_r() // 0x500
+{
+ const u16 data = m_pwmc;
+ LOGMASKED(LOG_PWM, "%s: pwmc_r: PWMC: %04x\n", machine().describe_context(), data);
+ if (m_pwmc & PWMC_IRQ)
+ {
+ m_pwmc &= ~PWMC_IRQ;
+ if (m_pwmc & PWMC_IRQ_EN)
+ {
+ set_interrupt_line(INT_PWM, 0);
+ }
+ }
+ return data;
+}
- case 0x612:
- verboselog( *this, 2, "mc68328_w: TCR2 = %04x (Ignored)\n", data);
- break;
+void mc68328_device::pwmp_w(u16 data) // 0x502
+{
+ LOGMASKED(LOG_PWM, "%s: pwmp_w: PWMP = %04x\n", machine().describe_context(), data);
+ m_pwmp = data;
+}
- case 0x614:
- verboselog( *this, 2, "mc68328_w: TCN2 = %04x (Ignored)\n", data);
- break;
+u16 mc68328_device::pwmp_r() // 0x502
+{
+ LOGMASKED(LOG_PWM, "%s: pwmp_r: PWMP: %04x\n", machine().describe_context(), m_pwmp);
+ return m_pwmp;
+}
- case 0x616:
- verboselog( *this, 2, "mc68328_w: TSTAT2 = %04x\n", data);
- m_regs.tstat[1] &= ~m_regs.tclear[1];
- if (!(m_regs.tstat[1] & TSTAT_COMP))
- {
- set_interrupt_line(INT_TIMER2, 0);
- }
- break;
+void mc68328_device::pwmw_w(u16 data) // 0x504
+{
+ LOGMASKED(LOG_PWM, "%s: pwmw_w: PWMW = %04x\n", machine().describe_context(), data);
+ m_pwmw = data;
+}
- case 0x618:
- verboselog( *this, 2, "mc68328_w: WCTLR = %04x\n", data);
- m_regs.wctlr = data;
- break;
+u16 mc68328_device::pwmw_r() // 0x504
+{
+ LOGMASKED(LOG_PWM, "%s: pwmw_r: PWMW: %04x\n", machine().describe_context(), m_pwmw);
+ return m_pwmw;
+}
- case 0x61a:
- verboselog( *this, 2, "mc68328_w: WCMPR = %04x\n", data);
- m_regs.wcmpr = data;
- break;
+void mc68328_device::pwmcnt_w(u16 data) // 0x506
+{
+ LOGMASKED(LOG_PWM, "%s: pwmcnt_w: PWMCNT = %04x\n", machine().describe_context(), data);
+ m_pwmcnt = 0;
+}
- case 0x61c:
- verboselog( *this, 2, "mc68328_w: WCN = %04x (Ignored)\n", data);
- break;
+u16 mc68328_device::pwmcnt_r() // 0x506
+{
+ LOGMASKED(LOG_PWM, "%s: pwmcnt_r: PWMCNT: %04x\n", machine().describe_context(), m_pwmcnt);
+ return m_pwmcnt;
+}
- case 0x700:
- verboselog( *this, 2, "mc68328_w: SPISR = %04x\n", data);
- m_regs.spisr = data;
- break;
- case 0x800:
- verboselog( *this, 2, "mc68328_w: SPIMDATA = %04x\n", data);
- if (!m_out_spim_cb.isnull())
- {
- m_out_spim_cb(0, data, 0xffff);
- }
- else
- {
- m_regs.spimdata = data;
- }
- break;
+//-------------------------------------------------
+// PWM hardware - EZ variant
+//-------------------------------------------------
- case 0x802:
- verboselog( *this, 2, "mc68328_w: SPIMCONT = %04x\n", data);
- verboselog( *this, 3, " Count = %d\n", data & SPIM_CLOCK_COUNT);
- verboselog( *this, 3, " Polarity = %s\n", (data & SPIM_POL) ? "Inverted" : "Active-high");
- verboselog( *this, 3, " Phase = %s\n", (data & SPIM_PHA) ? "Opposite" : "Normal");
- verboselog( *this, 3, " IRQ Enable = %s\n", (data & SPIM_IRQEN) ? "Enable" : "Disable");
- verboselog( *this, 3, " IRQ Pending = %s\n", (data & SPIM_SPIMIRQ) ? "Yes" : "No");
- verboselog( *this, 3, " Exchange = %s\n", (data & SPIM_XCH) ? "Initiate" : "Idle");
- verboselog( *this, 3, " SPIM Enable = %s\n", (data & SPIM_SPMEN) ? "Enable" : "Disable");
- verboselog( *this, 3, " Data Rate = Divide By %d\n", 1 << ((((data & SPIM_RATE) >> 13) & 0x0007) + 2) );
- m_regs.spimcont = data;
- // $$HACK$$ We should probably emulate the ADS7843 A/D device properly.
- if (data & SPIM_XCH)
- {
- m_regs.spimcont &= ~SPIM_XCH;
- if (!m_spim_xch_trigger_cb.isnull())
- {
- m_spim_xch_trigger_cb(0);
- }
- if (data & SPIM_IRQEN)
- {
- m_regs.spimcont |= SPIM_SPIMIRQ;
- verboselog( *this, 3, "Triggering SPIM Interrupt\n" );
- set_interrupt_line(INT_SPIM, 1);
- }
- }
- if (!(data & SPIM_IRQEN))
- {
- set_interrupt_line(INT_SPIM, 0);
- }
- break;
+TIMER_CALLBACK_MEMBER(mc68ez328_device::pwm_tick)
+{
+ if (!(m_pwmc & PWMC_EN))
+ {
+ return;
+ }
- case 0x900:
- verboselog( *this, 2, "mc68328_w: USTCNT = %04x\n", data);
- m_regs.ustcnt = data;
- break;
+ if (!param)
+ {
+ m_pwm_rep_cnt--;
+ if (!m_pwm_rep_cnt)
+ {
+ m_pwm_rep_cnt = 1 << ((m_pwmc & PWMC_REPEAT) >> PWMC_REPEAT_SHIFT);
+ pwm_fifo_pop();
+ }
+ }
- case 0x902:
- verboselog( *this, 2, "mc68328_w: UBAUD = %04x\n", data);
- m_regs.ubaud = data;
- break;
+ m_pwmo = param;
+ update_pwm_period(!m_pwmo);
+ m_out_pwm_cb((int)m_pwmo);
+}
- case 0x904:
- verboselog( *this, 2, "mc68328_w: URX = %04x\n", data);
- break;
+void mc68ez328_device::update_pwm_period(bool high_cycle)
+{
+ const u32 frequency = (m_pwmc & PWMC_CLK_SRC) ? 32768 : clock();
+ const u32 prescale = ((m_pwmc & PWMC_PRESCALE) >> PWMC_PRESCALE_SHIFT) + 1;
+ const u32 divisor = 2 << (m_pwmc & PWMC_CLKSEL);
+ const u32 period_reg = (u32)std::min(m_pwmp + 1u, 0xffu);
+ u32 sample_period = period_reg;
+ if (m_pwmfifo[m_pwmfifo_rd] <= period_reg)
+ {
+ sample_period = high_cycle ? (period_reg - m_pwmfifo[m_pwmfifo_rd]) : m_pwmfifo[m_pwmfifo_rd];
+ sample_period++;
+ }
+ attotime period = attotime::from_ticks(prescale * divisor * sample_period, frequency);
+ m_pwm->adjust(period, (int)high_cycle);
+}
- case 0x906:
- verboselog( *this, 2, "mc68328_w: UTX = %04x\n", data);
- break;
+void mc68ez328_device::pwm_fifo_push(u8 data)
+{
+ if (m_pwmfifo_cnt >= std::size(m_pwmfifo))
+ {
+ return;
+ }
+ m_pwmfifo[m_pwmfifo_wr] = data;
+ m_pwmfifo_wr = (m_pwmfifo_wr + 1) % std::size(m_pwmfifo);
+ const u8 old_cnt = m_pwmfifo_cnt;
+ m_pwmfifo_cnt++;
+ if (m_pwmfifo_cnt == std::size(m_pwmfifo))
+ {
+ m_pwmc &= ~PWMC_FIFO_AV;
+ }
+ else if (old_cnt <= 1 && m_pwmfifo_cnt > 1)
+ {
+ if (m_pwmc & PWMC_IRQ)
+ {
+ m_pwmc &= ~PWMC_IRQ;
+ set_interrupt_line(INT_PWM, 0);
+ }
+ }
+}
- case 0x908:
- verboselog( *this, 2, "mc68328_w: UMISC = %04x\n", data);
- m_regs.umisc = data;
- break;
+void mc68ez328_device::pwm_fifo_pop()
+{
+ if (m_pwmfifo_cnt > 0)
+ {
+ m_pwmfifo_rd = (m_pwmfifo_rd + 1) % std::size(m_pwmfifo);
+ m_pwmfifo_cnt--;
- case 0xa00:
- verboselog( *this, 2, "mc68328_w: LSSA(16) = %04x\n", data);
- m_regs.lssa &= ~(mem_mask << 16);
- m_regs.lssa |= (data & mem_mask) << 16;
- verboselog( *this, 3, " Address: %08x\n", m_regs.lssa);
- break;
+ m_pwmc |= PWMC_FIFO_AV;
+ }
- case 0xa02:
- verboselog( *this, 2, "mc68328_w: LSSA(0) = %04x\n", data);
- m_regs.lssa &= 0xffff0000 | (~mem_mask);
- m_regs.lssa |= data & mem_mask;
- verboselog( *this, 3, " Address: %08x\n", m_regs.lssa);
- break;
+ if (m_pwmfifo_cnt <= 1)
+ {
+ if (!(m_pwmc & PWMC_IRQ))
+ {
+ m_pwmc |= PWMC_IRQ;
+ set_interrupt_line(INT_PWM, 1);
+ }
+ }
+}
- case 0xa04:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: LVPW = %02x\n", data & 0x00ff);
- m_regs.lvpw = data & 0x00ff;
- verboselog( *this, 3, " Page Width: %d\n", (m_regs.lvpw + 1) * ((m_regs.lpicf & 0x01) ? 8 : 16));
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfffa04) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
+void mc68ez328_device::pwmc_w(u16 data) // 0x500
+{
+ LOGMASKED(LOG_PWM, "%s: pwmc_w: PWMC = %04x\n", machine().describe_context(), data);
- case 0xa08:
- verboselog( *this, 2, "mc68328_w: LXMAX = %04x\n", data);
- m_regs.lxmax = data;
- verboselog( *this, 3, " Width: %d\n", (data & 0x03ff) + 1);
- break;
+ const u16 old = m_pwmc;
+ m_pwmc = (m_pwmc & PWMC_FIFO_AV) | (data & ~PWMC_FIFO_AV);
+ const u16 changed = old ^ m_pwmc;
+ if (!changed)
+ {
+ return;
+ }
- case 0xa0a:
- verboselog( *this, 2, "mc68328_w: LYMAX = %04x\n", data);
- m_regs.lymax = data;
- verboselog( *this, 3, " Height: %d\n", (data & 0x03ff) + 1);
- break;
+ bool set_irq = false;
+ if (m_pwmc & PWMC_IRQ_EN)
+ {
+ if (m_pwmc & PWMC_IRQ)
+ {
+ set_irq = true;
+ }
+ }
+ else if (old & PWMC_IRQ_EN)
+ {
+ set_interrupt_line(INT_PWM, 0);
+ }
- case 0xa18:
- verboselog( *this, 2, "mc68328_w: LCXP = %04x\n", data);
- m_regs.lcxp = data;
- verboselog( *this, 3, " X Position: %d\n", data & 0x03ff);
- switch (m_regs.lcxp >> 14)
+ const bool recalculate = (changed & PWMC_RECALC_MASK);
+ if (recalculate)
+ {
+ if (m_pwmc & PWMC_EN)
+ {
+ if (changed & PWMC_EN)
{
- case 0:
- verboselog( *this, 3, " Cursor Control: Transparent\n");
- break;
+ set_irq = true;
+ m_pwmc |= PWMC_FIFO_AV;
+ }
+ m_pwmo = true;
+ m_out_pwm_cb((int)m_pwmo);
+ update_pwm_period(false);
+ m_pwm_rep_cnt = 1 << ((m_pwmc & PWMC_REPEAT) >> PWMC_REPEAT_SHIFT);
+ }
+ else
+ {
+ m_pwmfifo_cnt = 0;
+ m_pwmo = false;
+ m_pwm->adjust(attotime::never);
+ }
+ }
- case 1:
- verboselog( *this, 3, " Cursor Control: Black\n");
- break;
+ if (set_irq && (m_pwmc & PWMC_IRQ_EN))
+ {
+ m_pwmc |= PWMC_IRQ;
+ set_interrupt_line(INT_PWM, BIT(m_pwmc, PWMC_IRQ_BIT));
+ }
+}
- case 2:
- verboselog( *this, 3, " Cursor Control: Reverse\n");
- break;
+u16 mc68ez328_device::pwmc_r() // 0x500
+{
+ const u16 data = m_pwmc;
+ LOGMASKED(LOG_PWM, "%s: pwmc_r: PWMC: %04x\n", machine().describe_context(), data);
+ if (m_pwmc & PWMC_IRQ)
+ {
+ m_pwmc &= ~PWMC_IRQ;
+ set_interrupt_line(INT_PWM, 0);
+ }
+ return data;
+}
- case 3:
- verboselog( *this, 3, " Cursor Control: Invalid\n");
- break;
- }
- break;
+void mc68ez328_device::pwms_w(offs_t offset, u16 data, u16 mem_mask) // 0x502
+{
+ LOGMASKED(LOG_PWM, "%s: pwms_w: PWMS = %04x & %04x\n", machine().describe_context(), data, mem_mask);
+ if (mem_mask == 0xffff)
+ {
+ pwm_fifo_push((u8)(data >> 8));
+ pwm_fifo_push((u8)data);
+ }
+ else if (mem_mask == 0x00ff)
+ {
+ pwm_fifo_push((u8)data);
+ }
+}
- case 0xa1a:
- verboselog( *this, 2, "mc68328_w: LCYP = %04x\n", data);
- m_regs.lcyp = data;
- verboselog( *this, 3, " Y Position: %d\n", data & 0x01ff);
- break;
+u16 mc68ez328_device::pwms_r() // 0x502
+{
+ LOGMASKED(LOG_PWM, "%s: pwms_r: PWMS: %04x\n", machine().describe_context(), m_pwmfifo[m_pwmfifo_rd]);
+ return m_pwmfifo[m_pwmfifo_rd];
+}
- case 0xa1c:
- verboselog( *this, 2, "mc68328_w: LCWCH = %04x\n", data);
- m_regs.lcwch = data;
- verboselog( *this, 3, " Width: %d\n", (data >> 8) & 0x1f);
- verboselog( *this, 3, " Height: %d\n", data & 0x1f);
- break;
+void mc68ez328_device::pwmp_w(u8 data) // 0x504
+{
+ LOGMASKED(LOG_PWM, "%s: pwmp_w: PWMP = %02x\n", machine().describe_context(), data);
+ const bool changed = (data != m_pwmp);
+ m_pwmp = data;
+ if (changed && (m_pwmc & PWMC_EN))
+ {
+ update_pwm_period(false);
+ }
+}
- case 0xa1e:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: LBLKC = %02x\n", data & 0x00ff);
- m_regs.lblkc = data & 0x00ff;
- verboselog( *this, 3, " Blink Enable: %d\n", m_regs.lblkc >> 7);
- verboselog( *this, 3, " Blink Divisor: %d\n", m_regs.lblkc & 0x7f);
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfffa1e) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
+u8 mc68ez328_device::pwmp_r() // 0x504
+{
+ LOGMASKED(LOG_PWM, "%s: pwmp_r: PWMP: %02x\n", machine().describe_context(), m_pwmp);
+ return m_pwmp;
+}
- case 0xa20:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: LPOLCF = %02x\n", data & 0x00ff);
- m_regs.lpolcf = data & 0x00ff;
- verboselog( *this, 3, " LCD Shift Clock Polarity: %s\n", (m_regs.lpicf & 0x08) ? "Active positive edge of LCLK" : "Active negative edge of LCLK");
- verboselog( *this, 3, " First-line marker polarity: %s\n", (m_regs.lpicf & 0x04) ? "Active Low" : "Active High");
- verboselog( *this, 3, " Line-pulse polarity: %s\n", (m_regs.lpicf & 0x02) ? "Active Low" : "Active High");
- verboselog( *this, 3, " Pixel polarity: %s\n", (m_regs.lpicf & 0x01) ? "Active Low" : "Active High");
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: LPICF = %02x\n", (data >> 8) & 0x00ff);
- m_regs.lpicf = (data >> 8) & 0x00ff;
- switch((m_regs.lpicf >> 1) & 0x03)
- {
- case 0:
- verboselog( *this, 3, " Bus Size: 1-bit\n");
- break;
+void mc68ez328_device::pwmcnt_w(u8 data) // 0x505
+{
+ LOGMASKED(LOG_PWM, "%s: pwmcnt_w: PWMCNT = %04x (Ignored)\n", machine().describe_context(), data);
+}
- case 1:
- verboselog( *this, 3, " Bus Size: 2-bit\n");
- break;
+u8 mc68ez328_device::pwmcnt_r() // 0x505
+{
+ u8 data = 0;
+ if (m_pwmc & PWMC_EN)
+ {
+ const u32 frequency = (m_pwmc & PWMC_CLK_SRC) ? 32768 : clock();
+ const u32 prescale = (m_pwmc & PWMC_PRESCALE) >> PWMC_PRESCALE_SHIFT;
+ const u32 divisor = 2 << (m_pwmc & PWMC_CLKSEL);
+ const u8 period = std::min(m_pwmp + 1u, 0xffu);
+ data = period - (u8)m_pwm->remaining().as_ticks(frequency) / (prescale * divisor);
+ }
- case 2:
- verboselog( *this, 3, " Bus Size: 4-bit\n");
- break;
+ LOGMASKED(LOG_PWM, "%s: pwmcnt_r: PWMCNT: %02x\n", machine().describe_context(), data);
+ return data;
+}
- case 3:
- verboselog( *this, 3, " Bus Size: unused\n");
- break;
- }
- verboselog( *this, 3, " Gray scale enable: %d\n", m_regs.lpicf & 0x01);
- }
- break;
- case 0xa22:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: LACDRC = %02x\n", data & 0x00ff);
- m_regs.lacdrc = data & 0x00ff;
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfffa22) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
+//-------------------------------------------------
+// Timer/Watchdog hardware
+//-------------------------------------------------
- case 0xa24:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: LPXCD = %02x\n", data & 0x00ff);
- m_regs.lpxcd = data & 0x00ff;
- verboselog( *this, 3, " Clock Divisor: %d\n", m_regs.lpxcd + 1);
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfffa24) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
+emu_timer *mc68328_device::get_timer(int timer)
+{
+ return m_gptimer[timer];
+}
- case 0xa26:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: LCKCON = %02x\n", data & 0x00ff);
- m_regs.lckcon = data & 0x00ff;
- verboselog( *this, 3, " LCDC Enable: %d\n", (m_regs.lckcon >> 7) & 0x01);
- verboselog( *this, 3, " DMA Burst Length: %d\n", ((m_regs.lckcon >> 6) & 0x01) ? 16 : 8);
- verboselog( *this, 3, " DMA Bursting Clock Control: %d\n", ((m_regs.lckcon >> 4) & 0x03) + 1);
- verboselog( *this, 3, " Bus Width: %d\n", ((m_regs.lckcon >> 1) & 0x01) ? 8 : 16);
- verboselog( *this, 3, " Pixel Clock Divider Source: %s\n", (m_regs.lckcon & 0x01) ? "PIX" : "SYS");
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfffa26) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
+emu_timer *mc68ez328_device::get_timer(int timer)
+{
+ return m_gptimer;
+}
- case 0xa28:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: LLBAR = %02x\n", data & 0x00ff);
- m_regs.llbar = data & 0x00ff;
- verboselog( *this, 3, " Address: %d\n", (m_regs.llbar & 0x7f) * ((m_regs.lpicf & 0x01) ? 8 : 16));
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfffa28) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
+mc68328_base_device::timer_regs &mc68328_device::get_timer_regs(int timer)
+{
+ return m_timer_regs[timer];
+}
- case 0xa2a:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: LOTCR = %02x\n", data & 0x00ff);
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfffa2a) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
+mc68328_base_device::timer_regs &mc68ez328_device::get_timer_regs(int timer)
+{
+ return m_timer_regs;
+}
- case 0xa2c:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: LPOSR = %02x\n", data & 0x00ff);
- m_regs.lposr = data & 0x00ff;
- verboselog( *this, 3, " Byte Offset: %d\n", (m_regs.lposr >> 3) & 0x01);
- verboselog( *this, 3, " Pixel Offset: %d\n", m_regs.lposr & 0x07);
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfffa2c) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
+u32 mc68328_device::get_timer_int(int timer)
+{
+ constexpr u32 TIMER_INTS[2] = { INT_TIMER1, INT_TIMER2 };
+ return TIMER_INTS[timer];
+}
- case 0xa30:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_w: LFRCM = %02x\n", data & 0x00ff);
- m_regs.lfrcm = data & 0x00ff;
- verboselog( *this, 3, " X Modulation: %d\n", (m_regs.lfrcm >> 4) & 0x0f);
- verboselog( *this, 3, " Y Modulation: %d\n", m_regs.lfrcm & 0x0f);
- }
- else
- {
- verboselog( *this, 2, "mc68328_w: Unknown address (0xfffa30) = %02x\n", (data >> 8) & 0x00ff);
- }
- break;
+u32 mc68ez328_device::get_timer_int(int timer)
+{
+ return INT_TIMER2;
+}
- case 0xa32:
- verboselog( *this, 2, "mc68328_w: LGPMR = %04x\n", data);
- m_regs.lgpmr = data;
- verboselog( *this, 3, " Palette 0: %d\n", (m_regs.lgpmr >> 8) & 0x07);
- verboselog( *this, 3, " Palette 1: %d\n", (m_regs.lgpmr >> 12) & 0x07);
- verboselog( *this, 3, " Palette 2: %d\n", (m_regs.lgpmr >> 0) & 0x07);
- verboselog( *this, 3, " Palette 3: %d\n", (m_regs.lgpmr >> 4) & 0x07);
- break;
+template <int Timer>
+u32 mc68328_base_device::get_timer_frequency()
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ u32 frequency = 0;
- case 0xb00:
- verboselog( *this, 2, "mc68328_w: HMSR(0) = %04x\n", data);
- m_regs.hmsr &= ~(mem_mask << 16);
- m_regs.hmsr |= (data & mem_mask) << 16;
- m_regs.hmsr &= 0x1f3f003f;
+ switch (regs.tctl & TCTL_CLKSOURCE)
+ {
+ case TCTL_CLKSOURCE_SYSCLK:
+ frequency = clock();
break;
- case 0xb02:
- verboselog( *this, 2, "mc68328_w: HMSR(16) = %04x\n", data);
- m_regs.hmsr &= 0xffff0000 | (~mem_mask);
- m_regs.hmsr |= data & mem_mask;
- m_regs.hmsr &= 0x1f3f003f;
+ case TCTL_CLKSOURCE_SYSCLK16:
+ frequency = clock() / 16;
break;
- case 0xb04:
- verboselog( *this, 2, "mc68328_w: ALARM(0) = %04x\n", data);
- m_regs.alarm &= ~(mem_mask << 16);
- m_regs.alarm |= (data & mem_mask) << 16;
- m_regs.alarm &= 0x1f3f003f;
+ case TCTL_CLKSOURCE_32KHZ4:
+ case TCTL_CLKSOURCE_32KHZ5:
+ case TCTL_CLKSOURCE_32KHZ6:
+ case TCTL_CLKSOURCE_32KHZ7:
+ frequency = 32768;
break;
+ }
+ frequency /= (regs.tprer + 1);
- case 0xb06:
- verboselog( *this, 2, "mc68328_w: ALARM(16) = %04x\n", data);
- m_regs.alarm &= 0xffff0000 | (~mem_mask);
- m_regs.alarm |= data & mem_mask;
- m_regs.alarm &= 0x1f3f003f;
- break;
+ return frequency;
+}
- case 0xb0c:
- verboselog( *this, 2, "mc68328_w: RTCCTL = %04x\n", data);
- m_regs.rtcctl = data & 0x00a0;
- break;
+template <int Timer>
+void mc68328_base_device::update_gptimer_state()
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ emu_timer *timer = get_timer(Timer);
+ if (BIT(regs.tctl, TCTL_TEN_BIT) && (regs.tctl & TCTL_CLKSOURCE) > TCTL_CLKSOURCE_STOP)
+ {
+ if ((regs.tctl & TCTL_CLKSOURCE) == TCTL_CLKSOURCE_TIN || regs.tcmp == 0)
+ {
+ timer->adjust(attotime::never);
+ }
+ else
+ {
+ timer->adjust(attotime::from_hz(get_timer_frequency<Timer>()));
+ }
+ }
+ else
+ {
+ timer->adjust(attotime::never);
+ }
+}
- case 0xb0e:
- verboselog( *this, 2, "mc68328_w: RTCISR = %04x\n", data);
- m_regs.rtcisr &= ~data;
- if (m_regs.rtcisr == 0)
- {
- set_interrupt_line(INT_RTC, 0);
- }
- break;
+template <int Timer>
+TIMER_CALLBACK_MEMBER(mc68328_base_device::timer_tick)
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ emu_timer *timer = get_timer(Timer);
- case 0xb10:
- verboselog( *this, 2, "mc68328_w: RTCIENR = %04x\n", data);
- m_regs.rtcienr = data & 0x001f;
- break;
+ u32 frequency = get_timer_frequency<Timer>();
+ if (frequency > 0)
+ {
+ attotime period = attotime::from_hz(frequency);
+ timer->adjust(period);
+ }
+ else
+ {
+ timer->adjust(attotime::never);
+ }
- case 0xb12:
- verboselog( *this, 2, "mc68328_w: STPWTCH = %04x\n", data);
- m_regs.stpwtch = data & 0x003f;
- break;
+ regs.tcn++;
+ if (regs.tcn == regs.tcmp)
+ {
+ regs.tstat |= TSTAT_COMP;
+ if ((regs.tctl & TCTL_FRR) == TCTL_FRR_RESTART)
+ {
+ regs.tcn = 0x0000;
+ }
- default:
- verboselog( *this, 0, "mc68328_w: Unknown address (0x%06x) = %04x (%04x)\n", 0xfff000 + address, data, mem_mask);
- break;
+ if ((regs.tctl & TCTL_IRQEN) == TCTL_IRQEN_ENABLE)
+ {
+ set_interrupt_line(get_timer_int(Timer), 1);
+ }
}
}
-uint16_t mc68328_device::internal_read(offs_t offset, uint16_t mem_mask)
+template <int Timer>
+void mc68328_base_device::tctl_w(u16 data) // 0x600, 0x60c
{
- uint16_t temp16;
- uint32_t address = offset << 1;
+ timer_regs &regs = get_timer_regs(Timer);
+ LOGMASKED(LOG_TIMERS, "%s: tctl_w<%d>: TCTL%d = %04x\n", machine().describe_context(), Timer, Timer + 1, data);
+ const u16 old_tctl = regs.tctl;
+ regs.tctl = data;
+
+ const bool old_enable = BIT(old_tctl, TCTL_TEN_BIT);
+ const bool new_enable = BIT(regs.tctl, TCTL_TEN_BIT);
+ if (!old_enable && new_enable)
+ {
+ regs.tcn = 0x0000;
+ }
+ update_gptimer_state<Timer>();
+}
+
+template <int Timer>
+u16 mc68328_base_device::tctl_r() // 0x600, 0x60c
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ LOGMASKED(LOG_TIMERS, "%s: tctl_r: TCTL%d: %04x\n", machine().describe_context(), Timer + 1, regs.tctl);
+ return regs.tctl;
+}
- switch (address)
+template <int Timer>
+void mc68328_base_device::tprer_w(u16 data) // 0x602, 0x60e
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ LOGMASKED(LOG_TIMERS, "%s: tprer_w<%d>: TPRER%d = %04x\n", machine().describe_context(), Timer, Timer + 1, data);
+ regs.tprer = data;
+ update_gptimer_state<Timer>();
+}
+
+template <int Timer>
+u16 mc68328_base_device::tprer_r() // 0x602, 0x60e
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ LOGMASKED(LOG_TIMERS, "%s: tprer_r: TPRER%d: %04x\n", machine().describe_context(), Timer + 1, regs.tprer);
+ return regs.tprer;
+}
+
+template <int Timer>
+void mc68328_base_device::tcmp_w(u16 data) // 0x604, 0x610
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ LOGMASKED(LOG_TIMERS, "%s: tcmp_w<%d>: TCMP%d = %04x\n", machine().describe_context(), Timer, Timer + 1, data);
+ regs.tcmp = data;
+ update_gptimer_state<Timer>();
+}
+
+template <int Timer>
+u16 mc68328_base_device::tcmp_r() // 0x604, 0x610
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ LOGMASKED(LOG_TIMERS, "%s: tcmp_r: TCMP%d: %04x\n", machine().describe_context(), Timer + 1, regs.tcmp);
+ return regs.tcmp;
+}
+
+template <int Timer>
+void mc68328_base_device::tcr_w(u16 data) // 0x606, 0x612
+{
+ LOGMASKED(LOG_TIMERS, "%s: tcr_w<%d>: TCR%d = %04x (Ignored)\n", machine().describe_context(), Timer, Timer + 1, data);
+}
+
+template <int Timer>
+u16 mc68328_base_device::tcr_r() // 0x606, 0x612
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ LOGMASKED(LOG_TIMERS, "%s: tcr_r: TCR%d: %04x\n", machine().describe_context(), Timer + 1, regs.tcr);
+ return regs.tcr;
+}
+
+template <int Timer>
+void mc68328_base_device::tcn_w(u16 data) // 0x608, 0x614
+{
+ LOGMASKED(LOG_TIMERS, "%s: tcn_w<%d>: TCN%d = %04x (Ignored)\n", machine().describe_context(), Timer, Timer + 1, data);
+}
+
+template <int Timer>
+u16 mc68328_base_device::tcn_r() // 0x608, 0x614
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ LOGMASKED(LOG_TIMERS, "%s: tcn_r: TCN%d: %04x\n", machine().describe_context(), Timer + 1, regs.tcn);
+ return regs.tcn;
+}
+
+template <int Timer>
+void mc68328_base_device::tstat_w(u16 data) // 0x60a, 0x616
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ LOGMASKED(LOG_TSTAT, "%s: tstat_w<%d>: TSTAT%d = %04x\n", machine().describe_context(), Timer, Timer + 1, data);
+ regs.tstat &= ~regs.tclear;
+ if (!(regs.tstat & TSTAT_COMP))
{
- case 0x000:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfff001)\n", mem_mask);
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): SCR = %02x\n", mem_mask, m_regs.scr);
- return m_regs.scr << 8;
- }
- break;
+ set_interrupt_line(get_timer_int(Timer), 0);
+ }
+}
- case 0x100:
- verboselog( *this, 2, "mc68328_r (%04x): GRPBASEA = %04x\n", mem_mask, m_regs.grpbasea);
- return m_regs.grpbasea;
+template <int Timer>
+u16 mc68328_base_device::tstat_r() // 0x60a, 0x616
+{
+ timer_regs &regs = get_timer_regs(Timer);
+ LOGMASKED(LOG_TIMERS, "%s: tstat_r: TSTAT%d: %04x\n", machine().describe_context(), Timer + 1, regs.tstat);
+ regs.tclear |= regs.tstat;
+ return regs.tstat;
+}
- case 0x102:
- verboselog( *this, 2, "mc68328_r (%04x): GRPBASEB = %04x\n", mem_mask, m_regs.grpbaseb);
- return m_regs.grpbaseb;
+void mc68328_device::wctlr_w(u16 data) // 0x618
+{
+ LOGMASKED(LOG_WATCHDOG, "%s: wctlr_w: WCTLR = %04x\n", machine().describe_context(), data);
+ m_wctlr = data;
+}
- case 0x104:
- verboselog( *this, 2, "mc68328_r (%04x): GRPBASEC = %04x\n", mem_mask, m_regs.grpbasec);
- return m_regs.grpbasec;
+u16 mc68328_device::wctlr_r() // 0x618
+{
+ LOGMASKED(LOG_WATCHDOG, "%s: wctlr_r: WCTLR: %04x\n", machine().describe_context(), m_wctlr);
+ return m_wctlr;
+}
- case 0x106:
- verboselog( *this, 2, "mc68328_r (%04x): GRPBASED = %04x\n", mem_mask, m_regs.grpbased);
- return m_regs.grpbased;
+void mc68328_device::wcmpr_w(u16 data) // 0x61a
+{
+ LOGMASKED(LOG_WATCHDOG, "%s: wcmpr_w: WCMPR = %04x\n", machine().describe_context(), data);
+ m_wcmpr = data;
+}
- case 0x108:
- verboselog( *this, 2, "mc68328_r (%04x): GRPMASKA = %04x\n", mem_mask, m_regs.grpmaska);
- return m_regs.grpmaska;
+u16 mc68328_device::wcmpr_r() // 0x61a
+{
+ LOGMASKED(LOG_WATCHDOG, "%s: wcmpr_r: WCMPR: %04x\n", machine().describe_context(), m_wcmpr);
+ return m_wcmpr;
+}
- case 0x10a:
- verboselog( *this, 2, "mc68328_r (%04x): GRPMASKB = %04x\n", mem_mask, m_regs.grpmaskb);
- return m_regs.grpmaskb;
+void mc68328_device::wcn_w(u16 data) // 0x61c
+{
+ LOGMASKED(LOG_WATCHDOG, "%s: wcn_w: WCN = %04x (Ignored)\n", machine().describe_context(), data);
+}
- case 0x10c:
- verboselog( *this, 2, "mc68328_r (%04x): GRPMASKC = %04x\n", mem_mask, m_regs.grpmaskc);
- return m_regs.grpmaskc;
+u16 mc68328_device::wcn_r() // 0x61c
+{
+ LOGMASKED(LOG_WATCHDOG, "%s: wcn_r: WCN: %04x\n", machine().describe_context(), m_wcn);
+ return m_wcn;
+}
- case 0x10e:
- verboselog( *this, 2, "mc68328_r (%04x): GRPMASKD = %04x\n", mem_mask, m_regs.grpmaskd);
- return m_regs.grpmaskd;
- case 0x110:
- verboselog( *this, 5, "mc68328_r (%04x): CSA0(0) = %04x\n", mem_mask, m_regs.csa0 & 0x0000ffff);
- return m_regs.csa0 & 0x0000ffff;
+//-------------------------------------------------
+// SPIS hardware
+//-------------------------------------------------
+
+void mc68328_device::spisr_w(u16 data) // 0x700
+{
+ LOGMASKED(LOG_SPIS, "%s: spisr_w: SPISR = %04x\n", machine().describe_context(), data);
+ m_spisr = data;
+}
- case 0x112:
- verboselog( *this, 5, "mc68328_r (%04x): CSA0(16) = %04x\n", mem_mask, m_regs.csa0 >> 16);
- return m_regs.csa0 >> 16;
+u16 mc68328_device::spisr_r() // 0x700
+{
+ LOGMASKED(LOG_SPIS, "%s: spisr_r: SPISR: %04x\n", machine().describe_context(), m_spisr);
+ return m_spisr;
+}
- case 0x114:
- verboselog( *this, 5, "mc68328_r (%04x): CSA1(0) = %04x\n", mem_mask, m_regs.csa1 & 0x0000ffff);
- return m_regs.csa1 & 0x0000ffff;
- case 0x116:
- verboselog( *this, 5, "mc68328_r (%04x): CSA1(16) = %04x\n", mem_mask, m_regs.csa1 >> 16);
- return m_regs.csa1 >> 16;
+//-------------------------------------------------
+// SPIM hardware
+//-------------------------------------------------
- case 0x118:
- verboselog( *this, 5, "mc68328_r (%04x): CSA2(0) = %04x\n", mem_mask, m_regs.csa2 & 0x0000ffff);
- return m_regs.csa2 & 0x0000ffff;
+TIMER_CALLBACK_MEMBER(mc68328_base_device::spim_tick)
+{
+ m_spmclk = !m_spmclk;
+ const bool idle_state = BIT(m_spimcont, SPIM_POL_BIT);
+ const bool invert_phase = BIT(m_spimcont, SPIM_PHA_BIT);
- case 0x11a:
- verboselog( *this, 5, "mc68328_r (%04x): CSA2(16) = %04x\n", mem_mask, m_regs.csa2 >> 16);
- return m_regs.csa2 >> 16;
+ u16 spim_bit_index = m_spimcont & SPIM_BIT_COUNT;
- case 0x11c:
- verboselog( *this, 5, "mc68328_r (%04x): CSA3(0) = %04x\n", mem_mask, m_regs.csa3 & 0x0000ffff);
- return m_regs.csa3 & 0x0000ffff;
+ LOGMASKED(LOG_SPIM, "SPIM Tick:\n");
+ LOGMASKED(LOG_SPIM, " CLK state: %d\n", m_spmclk);
+ LOGMASKED(LOG_SPIM, " Bit index: %d\n", spim_bit_index);
+ LOGMASKED(LOG_SPIM, " Data before: %04x\n", m_spimdata);
- case 0x11e:
- verboselog( *this, 5, "mc68328_r (%04x): CSA3(16) = %04x\n", mem_mask, m_regs.csa3 >> 16);
- return m_regs.csa3 >> 16;
+ const bool clock_txd = (m_spmclk == idle_state && invert_phase) || (m_spmclk != idle_state && !invert_phase);
+ if (clock_txd)
+ {
+ m_spmtxd = BIT(m_spimdata, m_spim_bit_read_idx);
+ LOGMASKED(LOG_SPIM, " Clocking TxD: %d\n", m_spmtxd);
+ m_out_spim_cb(m_spmtxd);
+ }
+ else
+ {
+ m_spmrxd = m_in_spim_cb();
+ LOGMASKED(LOG_SPIM, " Clocking RxD: %d\n", m_spmrxd);
+ LOGMASKED(LOG_SPIM, " Shifting\n");
+ m_spimdata = (m_spimdata << 1) | m_spmrxd;
+ }
+ LOGMASKED(LOG_SPIM, " Data after: %04x\n", m_spimdata);
- case 0x120:
- verboselog( *this, 5, "mc68328_r (%04x): CSB0(0) = %04x\n", mem_mask, m_regs.csb0 & 0x0000ffff);
- return m_regs.csb0 & 0x0000ffff;
+ if (m_spmclk == idle_state)
+ {
+ if (spim_bit_index == 0)
+ {
+ LOGMASKED(LOG_SPIM, " Bit 0 clocked out, ending transfer\n");
+ m_spim->adjust(attotime::never);
- case 0x122:
- verboselog( *this, 5, "mc68328_r (%04x): CSB0(16) = %04x\n", mem_mask, m_regs.csb0 >> 16);
- return m_regs.csb0 >> 16;
+ if (BIT(m_spimcont, SPIM_IRQEN_BIT))
+ {
+ m_spimcont |= (1 << SPIM_SPIMIRQ_BIT);
+ LOGMASKED(LOG_SPIM, "Triggering SPIM Interrupt\n" );
+ set_interrupt_line(INT_SPIM, 1);
+ }
+ }
+ else
+ {
+ spim_bit_index--;
+ m_spimcont &= ~SPIM_BIT_COUNT;
+ m_spimcont |= spim_bit_index;
+ }
+ }
+}
- case 0x124:
- verboselog( *this, 5, "mc68328_r (%04x): CSB1(0) = %04x\n", mem_mask, m_regs.csb1 & 0x0000ffff);
- return m_regs.csb1 & 0x0000ffff;
+void mc68328_base_device::spimdata_w(u16 data) // 0x800
+{
+ LOGMASKED(LOG_SPIM, "%s: spimdata_w: SPIMDATA = %04x\n", machine().describe_context(), data);
+ m_spimdata = data;
+}
- case 0x126:
- verboselog( *this, 5, "mc68328_r (%04x): CSB1(16) = %04x\n", mem_mask, m_regs.csb1 >> 16);
- return m_regs.csb1 >> 16;
+u16 mc68328_base_device::spimdata_r() // 0x800
+{
+ LOGMASKED(LOG_SPIM, "%s: spimdata_r: SPIMDATA: %04x\n", machine().describe_context(), m_spimdata);
+ return m_spimdata;
+}
- case 0x128:
- verboselog( *this, 5, "mc68328_r (%04x): CSB2(0) = %04x\n", mem_mask, m_regs.csb2 & 0x0000ffff);
- return m_regs.csb2 & 0x0000ffff;
+void mc68328_base_device::spimcont_w(u16 data) // 0x802
+{
+ LOGMASKED(LOG_SPIM, "%s: spimcont_w: SPIMCONT = %04x\n", machine().describe_context(), data);
+ LOGMASKED(LOG_SPIM, "%s: Count = %d\n", machine().describe_context(), data & SPIM_BIT_COUNT);
+ LOGMASKED(LOG_SPIM, "%s: Polarity = %s\n", machine().describe_context(), BIT(data, SPIM_POL_BIT) ? "Inverted" : "Active-high");
+ LOGMASKED(LOG_SPIM, "%s: Phase = %s\n", machine().describe_context(), BIT(data, SPIM_PHA_BIT) ? "Opposite" : "Normal");
+ LOGMASKED(LOG_SPIM, "%s: IRQ Enable = %s\n", machine().describe_context(), BIT(data, SPIM_IRQEN_BIT) ? "Enable" : "Disable");
+ LOGMASKED(LOG_SPIM, "%s: IRQ Pending = %s\n", machine().describe_context(), BIT(data, SPIM_SPIMIRQ_BIT) ? "Yes" : "No");
+ LOGMASKED(LOG_SPIM, "%s: Exchange = %s\n", machine().describe_context(), BIT(data, SPIM_XCH_BIT) ? "Initiate" : "Idle");
+ LOGMASKED(LOG_SPIM, "%s: SPIM Enable = %s\n", machine().describe_context(), BIT(data, SPIM_SPMEN_BIT) ? "Enable" : "Disable");
+ LOGMASKED(LOG_SPIM, "%s: Data Rate = Divide By %d\n", machine().describe_context(), 4 << ((data & SPIM_RATE_MASK) >> SPIM_RATE_SHIFT) );
+
+ const u16 old = m_spimcont;
+ m_spimcont = data;
+
+ if (BIT(data, SPIM_SPMEN_BIT) && BIT(data, SPIM_XCH_BIT) && !BIT(old, SPIM_XCH_BIT))
+ {
+ const uint64_t divisor = 2 << ((data & SPIM_RATE_MASK) >> SPIM_RATE_SHIFT);
+ const attotime rate = attotime::from_ticks(divisor, clock());
+ m_spim_bit_read_idx = m_spimcont & SPIM_BIT_COUNT;
+ m_spim->adjust(rate, 0, rate);
- case 0x12a:
- verboselog( *this, 5, "mc68328_r (%04x): CSB2(16) = %04x\n", mem_mask, m_regs.csb2 >> 16);
- return m_regs.csb2 >> 16;
+ m_spimcont &= ~(1 << SPIM_XCH_BIT);
+ }
- case 0x12c:
- verboselog( *this, 5, "mc68328_r (%04x): CSB3(0) = %04x\n", mem_mask, m_regs.csb3 & 0x0000ffff);
- return m_regs.csb3 & 0x0000ffff;
+ if (!BIT(data, SPIM_IRQEN_BIT) || !BIT(data, SPIM_SPIMIRQ_BIT))
+ {
+ set_interrupt_line(INT_SPIM, 0);
+ }
+ else
+ {
+ set_interrupt_line(INT_SPIM, 1);
+ }
+}
- case 0x12e:
- verboselog( *this, 5, "mc68328_r (%04x): CSB3(16) = %04x\n", mem_mask, m_regs.csb3 >> 16);
- return m_regs.csb3 >> 16;
+u16 mc68328_base_device::spimcont_r() // 0x802
+{
+ LOGMASKED(LOG_SPIM, "%s: spimcont_r: SPIMCONT: %04x\n", machine().describe_context(), m_spimcont);
+ return m_spimcont;
+}
- case 0x130:
- verboselog( *this, 5, "mc68328_r (%04x): CSC0(0) = %04x\n", mem_mask, m_regs.csc0 & 0x0000ffff);
- return m_regs.csc0 & 0x0000ffff;
- case 0x132:
- verboselog( *this, 5, "mc68328_r (%04x): CSC0(16) = %04x\n", mem_mask, m_regs.csc0 >> 16);
- return m_regs.csc0 >> 16;
+//-------------------------------------------------
+// UART hardware
+//-------------------------------------------------
- case 0x134:
- verboselog( *this, 5, "mc68328_r (%04x): CSC1(0) = %04x\n", mem_mask, m_regs.csc1 & 0x0000ffff);
- return m_regs.csc1 & 0x0000ffff;
+void mc68328_base_device::ustcnt_w(u16 data) // 0x900
+{
+ LOGMASKED(LOG_UART, "%s: ustcnt_w: USTCNT = %04x\n", machine().describe_context(), data);
+ m_ustcnt = data;
+}
- case 0x136:
- verboselog( *this, 5, "mc68328_r (%04x): CSC1(16) = %04x\n", mem_mask, m_regs.csc1 >> 16);
- return m_regs.csc1 >> 16;
+u16 mc68328_base_device::ustcnt_r() // 0x900
+{
+ LOGMASKED(LOG_UART, "%s: ustcnt_r: USTCNT: %04x\n", machine().describe_context(), m_ustcnt);
+ return m_ustcnt;
+}
- case 0x138:
- verboselog( *this, 5, "mc68328_r (%04x): CSC2(0) = %04x\n", mem_mask, m_regs.csc2 & 0x0000ffff);
- return m_regs.csc2 & 0x0000ffff;
+void mc68328_base_device::ubaud_w(u16 data) // 0x902
+{
+ LOGMASKED(LOG_UART, "%s: ubaud_w: UBAUD = %04x\n", machine().describe_context(), data);
+ m_ubaud = data;
+}
- case 0x13a:
- verboselog( *this, 5, "mc68328_r (%04x): CSC2(16) = %04x\n", mem_mask, m_regs.csc2 >> 16);
- return m_regs.csc2 >> 16;
+u16 mc68328_base_device::ubaud_r() // 0x902
+{
+ LOGMASKED(LOG_UART, "%s: ubaud_r: UBAUD: %04x\n", machine().describe_context(), m_ubaud);
+ return m_ubaud;
+}
- case 0x13c:
- verboselog( *this, 5, "mc68328_r (%04x): CSC3(0) = %04x\n", mem_mask, m_regs.csc3 & 0x0000ffff);
- return m_regs.csc3 & 0x0000ffff;
+void mc68328_base_device::urx_w(u16 data) // 0x904
+{
+ LOGMASKED(LOG_UART, "%s: urx_w: URX = %04x (Not Yet Implemented)\n", machine().describe_context(), data);
+}
- case 0x13e:
- verboselog( *this, 5, "mc68328_r (%04x): CSC3(16) = %04x\n", mem_mask, m_regs.csc3 >> 16);
- return m_regs.csc3 >> 16;
+u16 mc68328_base_device::urx_r() // 0x904
+{
+ LOGMASKED(LOG_UART, "%s: urx_r: URX: %04x\n", machine().describe_context(), m_urx);
+ return m_urx;
+}
- case 0x140:
- verboselog( *this, 5, "mc68328_r (%04x): CSD0(0) = %04x\n", mem_mask, m_regs.csd0 & 0x0000ffff);
- return m_regs.csd0 & 0x0000ffff;
+void mc68328_base_device::utx_w(u16 data) // 0x906
+{
+ LOGMASKED(LOG_UART, "%s: utx_w: UTX = %04x (Not Yet Implemented)\n", machine().describe_context(), data);
+}
- case 0x142:
- verboselog( *this, 5, "mc68328_r (%04x): CSD0(16) = %04x\n", mem_mask, m_regs.csd0 >> 16);
- return m_regs.csd0 >> 16;
+u16 mc68328_base_device::utx_r() // 0x906
+{
+ u16 data = m_utx | UTX_FIFO_EMPTY | UTX_FIFO_HALF | UTX_TX_AVAIL;
+ LOGMASKED(LOG_UART, "%s: utx_r: UTX: %04x\n", machine().describe_context(), data);
+ return data;
+}
- case 0x144:
- verboselog( *this, 5, "mc68328_r (%04x): CSD1(0) = %04x\n", mem_mask, m_regs.csd1 & 0x0000ffff);
- return m_regs.csd1 & 0x0000ffff;
+void mc68328_base_device::umisc_w(u16 data) // 0x908
+{
+ LOGMASKED(LOG_UART, "%s: umisc_w: UMISC = %04x (Not Yet Implemented)\n", machine().describe_context(), data);
+ m_umisc = data;
+}
- case 0x146:
- verboselog( *this, 5, "mc68328_r (%04x): CSD1(16) = %04x\n", mem_mask, m_regs.csd1 >> 16);
- return m_regs.csd1 >> 16;
+u16 mc68328_base_device::umisc_r() // 0x908
+{
+ LOGMASKED(LOG_UART, "%s: umisc_r: UMISC: %04x\n", machine().describe_context(), m_umisc);
+ return m_umisc;
+}
- case 0x148:
- verboselog( *this, 5, "mc68328_r (%04x): CSD2(0) = %04x\n", mem_mask, m_regs.csd2 & 0x0000ffff);
- return m_regs.csd2 & 0x0000ffff;
- case 0x14a:
- verboselog( *this, 5, "mc68328_r (%04x): CSD2(16) = %04x\n", mem_mask, m_regs.csd2 >> 16);
- return m_regs.csd2 >> 16;
+//-------------------------------------------------
+// LCD hardware - Shared and Standard MC68328
+//-------------------------------------------------
- case 0x14c:
- verboselog( *this, 5, "mc68328_r (%04x): CSD3(0) = %04x\n", mem_mask, m_regs.csd3 & 0x0000ffff);
- return m_regs.csd3 & 0x0000ffff;
+void mc68328_device::lcd_update_info()
+{
+ if (!m_lcd_update_pending)
+ {
+ return;
+ }
+ const u32 sysclk_divisor = VCO_DIVISORS[(m_pllcr & PLLCR_SYSCLK_SEL) >> PLLCR_SYSCLK_SHIFT];
+ attotime lcd_dma_duration = attotime::from_ticks(lcd_get_line_word_count() * sysclk_divisor, clock());
+ attotime lcd_scan_duration = lcd_get_line_rate();
+ attotime lcd_frame_duration = (lcd_scan_duration + lcd_dma_duration) * (m_lymax + 1);
+ LOGMASKED(LOG_LCD, "lxmax %d, lymax %d, divisor %d, lrra %02x, lpxcd %02x\n", m_lxmax, m_lymax + 1, sysclk_divisor, m_lpxcd + 1);
- case 0x14e:
- verboselog( *this, 5, "mc68328_r (%04x): CSD3(16) = %04x\n", mem_mask, m_regs.csd3 >> 16);
- return m_regs.csd3 >> 16;
+ constexpr u8 BIT_WIDTHS[4] = { 1, 2, 4, 0xff };
+ m_lcd_info_changed_cb(lcd_frame_duration.as_hz(), lcd_get_width(), m_lymax + 1, BIT_WIDTHS[(m_lpicf & LPICF_PBSIZ) >> LPICF_PBSIZ_SHIFT], BIT_WIDTHS[m_lpicf & LPICF_GS]);
- case 0x200:
- verboselog( *this, 2, "mc68328_r (%04x): PLLCR = %04x\n", mem_mask, m_regs.pllcr);
- return m_regs.pllcr;
+ m_lcd_update_pending = false;
+}
- case 0x202:
- verboselog( *this, 2, "mc68328_r (%04x): PLLFSR = %04x\n", mem_mask, m_regs.pllfsr);
- m_regs.pllfsr ^= 0x8000;
- return m_regs.pllfsr;
+u16 mc68328_device::lcd_get_lxmax_mask()
+{
+ constexpr u16 LXMAX_MASK = 0x03ff;
+ return LXMAX_MASK;
+}
- case 0x206:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfff206)\n", mem_mask);
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PCTLR = %02x\n", mem_mask, m_regs.pctlr);
- return m_regs.pctlr << 8;
- }
- break;
+int mc68328_device::lcd_get_width()
+{
+ return (m_lxmax & lcd_get_lxmax_mask()) + 1;
+}
- case 0x300:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfff301)\n", mem_mask);
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): IVR = %02x\n", mem_mask, m_regs.ivr);
- return m_regs.ivr << 8;
- }
- break;
+u32 mc68328_device::lcd_get_line_word_count()
+{
+ return m_lvpw != m_llbar ? (m_llbar + 1) : m_llbar;
+}
- case 0x302:
- verboselog( *this, 2, "mc68328_r (%04x): ICR = %04x\n", mem_mask, m_regs.icr);
- return m_regs.icr;
+attotime mc68328_device::lcd_get_line_rate()
+{
+ const u32 sysclk_divisor = VCO_DIVISORS[(m_pllcr & PLLCR_SYSCLK_SEL) >> PLLCR_SYSCLK_SHIFT];
+ return attotime::from_ticks(m_llbar, clock() / sysclk_divisor);
+}
- case 0x304:
- verboselog( *this, 2, "mc68328_r (%04x): IMR(16) = %04x\n", mem_mask, m_regs.imr >> 16);
- return m_regs.imr >> 16;
+u8 mc68328_device::lcd_get_panel_bit_size()
+{
+ constexpr u8 BIT_WIDTHS[4] = { 1, 2, 4, 0xff };
+ return BIT_WIDTHS[(m_lpicf & LPICF_PBSIZ) >> LPICF_PBSIZ_SHIFT];
+}
- case 0x306:
- verboselog( *this, 2, "mc68328_r (%04x): IMR(0) = %04x\n", mem_mask, m_regs.imr & 0x0000ffff);
- return m_regs.imr & 0x0000ffff;
+attotime mc68328_device::get_pixclk_rate()
+{
+ u32 divisor = 1;
+ if (BIT(m_lckcon, LCKCON_PCDS_BIT)) // Use PIXCLK from PLL
+ divisor = VCO_DIVISORS[(m_pllcr & PLLCR_PIXCLK_SEL) >> PLLCR_PIXCLK_SHIFT];
+ else // Use SYSCLK from PLL
+ divisor = VCO_DIVISORS[(m_pllcr & PLLCR_SYSCLK_SEL) >> PLLCR_SYSCLK_SHIFT];
- case 0x308:
- verboselog( *this, 2, "mc68328_r (%04x): IWR(16) = %04x\n", mem_mask, m_regs.iwr >> 16);
- return m_regs.iwr >> 16;
+ return attotime::from_ticks((m_lpxcd & LPXCD_MASK) + 1, clock() / divisor);
+}
- case 0x30a:
- verboselog( *this, 2, "mc68328_r (%04x): IWR(0) = %04x\n", mem_mask, m_regs.iwr & 0x0000ffff);
- return m_regs.iwr & 0x0000ffff;
+void mc68328_base_device::fill_lcd_dma_buffer()
+{
+ if (m_lcd_sysmem_ptr == m_lssa)
+ {
+ lcd_update_info();
+ m_out_flm_cb(BIT(m_lpolcf, LPOLCF_FLMPOL_BIT) ? 0 : 1);
+ m_lssa_end = m_lssa + ((m_lvpw * (m_lymax + 1)) << 1);
+ }
+ else
+ {
+ m_out_flm_cb(BIT(m_lpolcf, LPOLCF_FLMPOL_BIT) ? 1 : 0);
+ }
+ m_out_llp_cb(BIT(m_lpolcf, LPOLCF_LPPOL_BIT) ? 0 : 1);
- case 0x30c:
- verboselog( *this, 2, "mc68328_r (%04x): ISR(16) = %04x\n", mem_mask, m_regs.isr >> 16);
- return m_regs.isr >> 16;
+ attotime buffer_duration = lcd_get_line_rate();
+ m_lcd_scan->adjust(buffer_duration);
- case 0x30e:
- verboselog( *this, 2, "mc68328_r (%04x): ISR(0) = %04x\n", mem_mask, m_regs.isr & 0x0000ffff);
- return m_regs.isr & 0x0000ffff;
+ address_space &prg_space = space(AS_PROGRAM);
+ const u32 word_count = lcd_get_line_word_count();
+ for (u32 word_index = 0; word_index < word_count; word_index++)
+ {
+ m_lcd_line_buffer[word_index] = prg_space.read_word(m_lcd_sysmem_ptr + (word_index << 1));
+ }
- case 0x310:
- verboselog( *this, 2, "mc68328_r (%04x): IPR(16) = %04x\n", mem_mask, m_regs.ipr >> 16);
- return m_regs.ipr >> 16;
+ m_lcd_sysmem_ptr += m_lvpw << 1;
+ if (m_lcd_sysmem_ptr >= m_lssa_end)
+ {
+ m_lcd_sysmem_ptr = m_lssa;
+ }
- case 0x312:
- verboselog( *this, 2, "mc68328_r (%04x): IPR(0) = %04x\n", mem_mask, m_regs.ipr & 0x0000ffff);
- return m_regs.ipr & 0x0000ffff;
+ m_lcd_line_bit = 15;
+ m_lcd_line_word = 0;
+}
- case 0x400:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PADATA = %02x\n", mem_mask, m_regs.padata);
- if (!m_in_port_a_cb.isnull())
- {
- return m_in_port_a_cb(0);
- }
- else
- {
- return m_regs.padata;
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PADIR = %02x\n", mem_mask, m_regs.padir);
- return m_regs.padir << 8;
- }
+TIMER_CALLBACK_MEMBER(mc68328_base_device::lcd_scan_tick)
+{
+ m_out_llp_cb(BIT(m_lpolcf, LPOLCF_LPPOL_BIT) ? 1 : 0);
+ m_lsclk = !m_lsclk;
- case 0x402:
- if (mem_mask & 0x00ff)
+ if (m_lsclk)
+ {
+ u8 data = 0;
+ switch (lcd_get_panel_bit_size())
+ {
+ case 1:
+ data = BIT(m_lcd_line_buffer[m_lcd_line_word], m_lcd_line_bit);
+ if (m_lcd_line_bit == 0)
{
- verboselog( *this, 2, "mc68328_r (%04x): PASEL = %02x\n", mem_mask, m_regs.pasel);
- return m_regs.pasel;
+ m_lcd_line_bit = 15;
+ m_lcd_line_word++;
}
else
{
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfff402)\n", mem_mask);
+ m_lcd_line_bit--;
}
break;
-
- case 0x408:
- if (mem_mask & 0x00ff)
+ case 2:
+ data = (m_lcd_line_buffer[m_lcd_line_word] >> (m_lcd_line_bit - 1)) & 3;
+ if (m_lcd_line_bit <= 1)
{
- verboselog( *this, 2, "mc68328_r (%04x): PBDATA = %02x\n", mem_mask, m_regs.pbdata);
- if (!m_in_port_b_cb.isnull())
- {
- return m_in_port_b_cb(0);
- }
- else
- {
- return m_regs.pbdata;
- }
+ m_lcd_line_bit = 15;
+ m_lcd_line_word++;
}
else
{
- verboselog( *this, 2, "mc68328_r (%04x): PBDIR = %02x\n", mem_mask, m_regs.pbdir);
- return m_regs.pbdir << 8;
+ m_lcd_line_bit -= 2;
}
-
- case 0x40a:
- if (mem_mask & 0x00ff)
+ break;
+ case 4:
+ data = (m_lcd_line_buffer[m_lcd_line_word] >> (m_lcd_line_bit - 3)) & 15;
+ if (m_lcd_line_bit <= 3)
{
- verboselog( *this, 2, "mc68328_r (%04x): PBSEL = %02x\n", mem_mask, m_regs.pbsel);
- return m_regs.pbsel;
+ m_lcd_line_bit = 15;
+ m_lcd_line_word++;
}
else
{
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfff40a)\n", mem_mask);
+ m_lcd_line_bit -= 4;
}
break;
+ default:
+ // Invalid mode; don't send anything
+ break;
+ }
+ m_out_ld_cb(data);
+ }
+ m_out_lsclk_cb(m_lsclk);
- case 0x410:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PCDATA = %02x\n", mem_mask, m_regs.pcdata);
- if (!m_in_port_c_cb.isnull())
- {
- return m_in_port_c_cb(0);
- }
- else
- {
- return m_regs.pcdata;
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PCDIR = %02x\n", mem_mask, m_regs.pcdir);
- return m_regs.pcdir << 8;
- }
+ if (m_lcd_line_word == lcd_get_line_word_count())
+ {
+ fill_lcd_dma_buffer();
+ }
+ else
+ {
+ m_lcd_scan->adjust(get_pixclk_rate());
+ }
+}
- case 0x412:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PCSEL = %02x\n", mem_mask, m_regs.pcsel);
- return m_regs.pcsel;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfff412)\n", mem_mask);
- }
- break;
+void mc68328_base_device::lssa_msw_w(offs_t offset, u16 data, u16 mem_mask) // 0xa00
+{
+ LOGMASKED(LOG_LCD, "%s: lssa_msw_w: LSSA(MSW) = %04x\n", machine().describe_context(), data);
+ m_lssa &= ~(mem_mask << 16);
+ m_lssa |= (data & mem_mask) << 16;
+ LOGMASKED(LOG_LCD, "%s: Address: %08x\n", machine().describe_context(), m_lssa);
+}
- case 0x418:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PDDATA = %02x\n", mem_mask, m_regs.pddata);
- if (!m_in_port_d_cb.isnull())
- {
- return m_in_port_d_cb(0);
- }
- else
- {
- return m_regs.pddata;
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PDDIR = %02x\n", mem_mask, m_regs.pddir);
- return m_regs.pddir << 8;
- }
+u16 mc68328_base_device::lssa_msw_r() // 0xa00
+{
+ LOGMASKED(LOG_LCD, "%s: lssa_msw_r: LSSA(MSW): %04x\n", machine().describe_context(), (u16)(m_lssa >> 16));
+ return (u16)(m_lssa >> 16);
+}
- case 0x41a:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfff41b)\n", mem_mask);
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PDPUEN = %02x\n", mem_mask, m_regs.pdpuen);
- return m_regs.pdpuen << 8;
- }
+void mc68328_base_device::lssa_lsw_w(offs_t offset, u16 data, u16 mem_mask) // 0xa02
+{
+ LOGMASKED(LOG_LCD, "%s: lssa_lsw_w: LSSA(LSW) = %04x\n", machine().describe_context(), data);
+ m_lssa &= 0xffff0000 | (~mem_mask);
+ m_lssa |= data & mem_mask;
+ LOGMASKED(LOG_LCD, " Address: %08x\n", machine().describe_context(), m_lssa);
+}
+
+u16 mc68328_base_device::lssa_lsw_r() // 0xa02
+{
+ LOGMASKED(LOG_LCD, "%s: lssa_lsw_r: LSSA(LSW): %04x\n", machine().describe_context(), (u16)m_lssa);
+ return (u16)m_lssa;
+}
+
+void mc68328_base_device::lvpw_w(u8 data) // 0xa05
+{
+ LOGMASKED(LOG_LCD, "%s: lvpw_w: LVPW = %02x\n", machine().describe_context(), data);
+ m_lvpw = data;
+ LOGMASKED(LOG_LCD, "%s: Virtual Page Width: %d words\n", machine().describe_context(), m_lvpw);
+}
+
+u8 mc68328_base_device::lvpw_r() // 0xa05
+{
+ LOGMASKED(LOG_LCD, "%s: lvpw_r: LVPW: %02x\n", machine().describe_context(), m_lvpw);
+ return m_lvpw;
+}
+
+void mc68328_base_device::lxmax_w(u16 data) // 0xa08
+{
+ m_lcd_update_pending = m_lcd_update_pending || (m_lxmax != (data & lcd_get_lxmax_mask()));
+ LOGMASKED(LOG_LCD, "%s: lxmax_w: LXMAX = %04x\n", machine().describe_context(), data);
+ m_lxmax = data & lcd_get_lxmax_mask();
+ LOGMASKED(LOG_LCD, "%s: Width: %d\n", machine().describe_context(), lcd_get_width());
+}
+
+u16 mc68328_base_device::lxmax_r() // 0xa08
+{
+ LOGMASKED(LOG_LCD, "%s: lxmax_r: LXMAX: %04x\n", machine().describe_context(), m_lxmax);
+ return m_lxmax;
+}
+
+void mc68328_base_device::lymax_w(u16 data) // 0xa0a
+{
+ m_lcd_update_pending = m_lcd_update_pending || (m_lxmax != (data & LYMAX_MASK));
+ LOGMASKED(LOG_LCD, "%s: lymax_w: LYMAX = %04x\n", machine().describe_context(), data);
+ m_lymax = data & LYMAX_MASK;
+ LOGMASKED(LOG_LCD, "%s: Height: %d\n", machine().describe_context(), (data & 0x03ff) + 1);
+}
+
+u16 mc68328_base_device::lymax_r() // 0xa0a
+{
+ LOGMASKED(LOG_LCD, "%s: lymax_r: LYMAX: %04x\n", machine().describe_context(), m_lymax);
+ return m_lymax;
+}
+
+void mc68328_base_device::lcxp_w(u16 data) // 0xa18
+{
+ LOGMASKED(LOG_LCD, "%s: lcxp_w: LCXP = %04x\n", machine().describe_context(), data);
+ m_lcxp = data;
+ LOGMASKED(LOG_LCD, "%s: X Position: %d\n", machine().describe_context(), data & 0x03ff);
+ switch (m_lcxp >> 14)
+ {
+ case 0:
+ LOGMASKED(LOG_LCD, "%s: Cursor Control: Transparent\n", machine().describe_context());
break;
- case 0x41c:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PDIRQEN = %02x\n", mem_mask, m_regs.pdirqen);
- return m_regs.pdirqen;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PDPOL = %02x\n", mem_mask, m_regs.pdpol);
- return m_regs.pdpol << 8;
- }
+ case 1:
+ LOGMASKED(LOG_LCD, "%s: Cursor Control: Black\n", machine().describe_context());
+ break;
- case 0x41e:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PDIRQEDGE = %02x\n", mem_mask, m_regs.pdirqedge);
- return m_regs.pdirqedge;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfff41e)\n", mem_mask);
- }
+ case 2:
+ LOGMASKED(LOG_LCD, "%s: Cursor Control: Reverse\n", machine().describe_context());
break;
- case 0x420:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PEDATA = %02x\n", mem_mask, m_regs.pedata);
- if (!m_in_port_e_cb.isnull())
- {
- return m_in_port_e_cb(0);
- }
- else
- {
- return m_regs.pedata;
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PEDIR = %02x\n", mem_mask, m_regs.pedir);
- return m_regs.pedir << 8;
- }
+ case 3:
+ LOGMASKED(LOG_LCD, "%s: Cursor Control: Invalid\n", machine().describe_context());
+ break;
+ }
+}
- case 0x422:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PESEL = %02x\n", mem_mask, m_regs.pesel);
- return m_regs.pesel;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PEPUEN = %02x\n", mem_mask, m_regs.pepuen);
- return m_regs.pepuen << 8;
- }
+u16 mc68328_base_device::lcxp_r() // 0xa18
+{
+ LOGMASKED(LOG_LCD, "%s: lcxp_r: LCXP: %04x\n", machine().describe_context(), m_lcxp);
+ return m_lcxp;
+}
- case 0x428:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PFDATA = %02x\n", mem_mask, m_regs.pfdata);
- if (!m_in_port_f_cb.isnull())
- {
- return m_in_port_f_cb(0);
- }
- else
- {
- return m_regs.pfdata;
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PFDIR = %02x\n", mem_mask, m_regs.pfdir);
- return m_regs.pfdir << 8;
- }
+void mc68328_base_device::lcyp_w(u16 data) // 0xa1a
+{
+ LOGMASKED(LOG_LCD, "%s: lcyp_w: LCYP = %04x\n", machine().describe_context(), data);
+ m_lcyp = data;
+ LOGMASKED(LOG_LCD, "%s: Y Position: %d\n", machine().describe_context(), data & 0x01ff);
+}
- case 0x42a:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PFSEL = %02x\n", mem_mask, m_regs.pfsel);
- return m_regs.pfsel;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PFPUEN = %02x\n", mem_mask, m_regs.pfpuen);
- return m_regs.pfpuen << 8;
- }
+u16 mc68328_base_device::lcyp_r() // 0xa1a
+{
+ LOGMASKED(LOG_LCD, "%s: lcyp_r: LCYP: %04x\n", machine().describe_context(), m_lcyp);
+ return m_lcyp;
+}
- case 0x430:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PGDATA = %02x\n", mem_mask, m_regs.pgdata);
- if (!m_in_port_g_cb.isnull())
- {
- return m_in_port_g_cb(0);
- }
- else
- {
- return m_regs.pgdata;
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PGDIR = %02x\n", mem_mask, m_regs.pgdir);
- return m_regs.pgdir << 8;
- }
+void mc68328_base_device::lcwch_w(u16 data) // 0xa1c
+{
+ LOGMASKED(LOG_LCD, "%s: lcwch_w: LCWCH = %04x\n", machine().describe_context(), data);
+ m_lcwch = data;
+ LOGMASKED(LOG_LCD, "%s: Width: %d\n", machine().describe_context(), (data >> 8) & 0x1f);
+ LOGMASKED(LOG_LCD, "%s: Height: %d\n", machine().describe_context(), data & 0x1f);
+}
- case 0x432:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PGSEL = %02x\n", mem_mask, m_regs.pgsel);
- return m_regs.pgsel;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PGPUEN = %02x\n", mem_mask, m_regs.pgpuen);
- return m_regs.pgpuen << 8;
- }
+u16 mc68328_base_device::lcwch_r() // 0xa1c
+{
+ LOGMASKED(LOG_LCD, "%s: lcwch_r: LCWCH: %04x\n", machine().describe_context(), m_lcwch);
+ return m_lcwch;
+}
- case 0x438:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PJDATA = %02x\n", mem_mask, m_regs.pjdata);
- if (!m_in_port_j_cb.isnull())
- {
- return m_in_port_j_cb(0);
- }
- else
- {
- return m_regs.pjdata;
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PJDIR = %02x\n", mem_mask, m_regs.pjdir);
- return m_regs.pjdir << 8;
- }
+void mc68328_base_device::lblkc_w(u8 data) // 0xa1f
+{
+ LOGMASKED(LOG_LCD, "%s: lblkc_w: LBLKC = %02x\n", machine().describe_context(), data);
+ m_lblkc = data;
+ LOGMASKED(LOG_LCD, "%s: Blink Enable: %d\n", machine().describe_context(), m_lblkc >> 7);
+ LOGMASKED(LOG_LCD, "%s: Blink Divisor: %d\n", machine().describe_context(), m_lblkc & 0x7f);
+}
- case 0x43a:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PJSEL = %02x\n", mem_mask, m_regs.pjsel);
- return m_regs.pjsel;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfff43a)\n", mem_mask);
- }
- break;
+u8 mc68328_base_device::lblkc_r() // 0xa1f
+{
+ LOGMASKED(LOG_LCD, "%s: lblkc_r: LBLKC: %02x\n", machine().describe_context(), m_lblkc);
+ return m_lblkc;
+}
- case 0x440:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PKDATA = %02x\n", mem_mask, m_regs.pkdata);
- if (!m_in_port_k_cb.isnull())
- {
- return m_in_port_k_cb(0);
- }
- else
- {
- return m_regs.pkdata;
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PKDIR = %02x\n", mem_mask, m_regs.pkdir);
- return m_regs.pkdir << 8;
- }
+void mc68328_device::lpicf_w(u8 data) // 0xa20
+{
+ static const char *const PBSIZ_NAMES[4] = { "1-bit", "2-bit", "4-bit", "Invalid" };
+ LOGMASKED(LOG_LCD, "%s: lpicf_w: LPICF = %02x\n", machine().describe_context(), data);
+ LOGMASKED(LOG_LCD, "%s: Grayscale Mode: %d\n", machine().describe_context(), data & LPICF_GS);
+ LOGMASKED(LOG_LCD, "%s: Bus Size: %s\n", machine().describe_context(), PBSIZ_NAMES[(data & LPICF_PBSIZ) >> LPICF_PBSIZ_SHIFT]);
+ m_lpicf = data;
+}
- case 0x442:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PKSEL = %02x\n", mem_mask, m_regs.pksel);
- return m_regs.pksel;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PKPUEN = %02x\n", mem_mask, m_regs.pkpuen);
- return m_regs.pkpuen << 8;
- }
+u8 mc68328_base_device::lpicf_r() // 0xa20
+{
+ LOGMASKED(LOG_LCD, "%s: lpicf_r: LPICF: %02x\n", machine().describe_context(), m_lpicf);
+ return m_lpicf;
+}
- case 0x448:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PMDATA = %02x\n", mem_mask, m_regs.pmdata);
- if (!m_in_port_m_cb.isnull())
- {
- return m_in_port_m_cb(0);
- }
- else
- {
- return m_regs.pmdata;
- }
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PMDIR = %02x\n", mem_mask, m_regs.pmdir);
- return m_regs.pmdir << 8;
- }
+void mc68328_base_device::lpolcf_w(u8 data) // 0xa21
+{
+ LOGMASKED(LOG_LCD, "%s: lpolcf_w: LPOLCF = %02x\n", machine().describe_context(), data);
+ m_lpolcf = data;
+ LOGMASKED(LOG_LCD, "%s: LCD Shift Clock Polarity: %s\n", machine().describe_context(), (m_lpicf & 0x08) ? "Active positive edge of LCLK" : "Active negative edge of LCLK");
+ LOGMASKED(LOG_LCD, "%s: First-line marker polarity: %s\n", machine().describe_context(), (m_lpicf & 0x04) ? "Active Low" : "Active High");
+ LOGMASKED(LOG_LCD, "%s: Line-pulse polarity: %s\n", machine().describe_context(), (m_lpicf & 0x02) ? "Active Low" : "Active High");
+ LOGMASKED(LOG_LCD, "%s: Pixel polarity: %s\n", machine().describe_context(), (m_lpicf & 0x01) ? "Active Low" : "Active High");
+}
- case 0x44a:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): PMSEL = %02x\n", mem_mask, m_regs.pmsel);
- return m_regs.pmsel;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): PMPUEN = %02x\n", mem_mask, m_regs.pmpuen);
- return m_regs.pmpuen << 8;
- }
+u8 mc68328_base_device::lpolcf_r() // 0xa21
+{
+ LOGMASKED(LOG_LCD, "%s: lpolcf_r: LPOLCF: %02x\n", machine().describe_context(), m_lpolcf);
+ return m_lpolcf;
+}
- case 0x500:
- verboselog( *this, 2, "mc68328_r (%04x): PWMC = %04x\n", mem_mask, m_regs.pwmc);
- temp16 = m_regs.pwmc;
- if (m_regs.pwmc & PWMC_PWMIRQ)
- {
- m_regs.pwmc &= ~PWMC_PWMIRQ;
- set_interrupt_line(INT_PWM, 0);
- }
- return temp16;
+void mc68328_base_device::lacdrc_w(u8 data) // 0xa23
+{
+ LOGMASKED(LOG_LCD, "%s: lacdrc_w: LACDRC = %02x\n", machine().describe_context(), data);
+ m_lacdrc = data;
+}
- case 0x502:
- verboselog( *this, 2, "mc68328_r (%04x): PWMP = %04x\n", mem_mask, m_regs.pwmp);
- return m_regs.pwmp;
+u8 mc68328_base_device::lacdrc_r() // 0xa23
+{
+ LOGMASKED(LOG_LCD, "%s: lacdrc_r: LACDRC: %02x\n", machine().describe_context(), m_lacdrc);
+ return m_lacdrc;
+}
- case 0x504:
- verboselog( *this, 2, "mc68328_r (%04x): PWMW = %04x\n", mem_mask, m_regs.pwmw);
- return m_regs.pwmw;
+void mc68328_base_device::lpxcd_w(u8 data) // 0xa25
+{
+ LOGMASKED(LOG_LCD, "%s: lpxcd_w: LPXCD = %02x\n", machine().describe_context(), data);
+ m_lpxcd = data;
+ LOGMASKED(LOG_LCD, "%s: Clock Divisor: %d\n", machine().describe_context(), m_lpxcd + 1);
+}
- case 0x506:
- verboselog( *this, 2, "mc68328_r (%04x): PWMCNT = %04x\n", mem_mask, m_regs.pwmcnt);
- return m_regs.pwmcnt;
+u8 mc68328_base_device::lpxcd_r() // 0xa25
+{
+ LOGMASKED(LOG_LCD, "%s: lpxcd_r: LPXCD: %02x\n", machine().describe_context(), m_lpxcd);
+ return m_lpxcd;
+}
- case 0x600:
- verboselog( *this, 2, "mc68328_r (%04x): TCTL1 = %04x\n", mem_mask, m_regs.tctl[0]);
- return m_regs.tctl[0];
+void mc68328_device::lckcon_w(u8 data) // 0xa27
+{
+ LOGMASKED(LOG_LCD, "%s: lckcon_w: LCKCON = %02x\n", machine().describe_context(), data);
+ LOGMASKED(LOG_LCD, "%s: LCDC Enable: %d\n", machine().describe_context(), BIT(data, LCKCON_LCDON_BIT));
+ LOGMASKED(LOG_LCD, "%s: DMA Burst Length: %d\n", machine().describe_context(), BIT(data, LCKCON_DMA16_BIT) ? 16 : 8);
+ LOGMASKED(LOG_LCD, "%s: DMA Bursting Clock Control: %d\n", machine().describe_context(), ((data & LCKCON_WS) >> LCKCON_WS_SHIFT) + 1);
+ LOGMASKED(LOG_LCD, "%s: Bus Width: %d\n", machine().describe_context(), BIT(data, LCKCON_DWIDTH_BIT) ? 8 : 16);
+ LOGMASKED(LOG_LCD, "%s: Pixel Clock Divider Source: %s\n", machine().describe_context(), BIT(data, LCKCON_PCDS_BIT) ? "PIX" : "SYS");
+
+ const u16 old = m_lckcon;
+ m_lckcon = data;
+
+ lcd_update_info();
+ if (BIT(old, LCKCON_LCDON_BIT) && !BIT(m_lckcon, LCKCON_LCDON_BIT))
+ {
+ m_lcd_scan->adjust(attotime::never);
+ }
+ else if (!BIT(old, LCKCON_LCDON_BIT) && BIT(m_lckcon, LCKCON_LCDON_BIT))
+ {
+ m_lcd_scan->adjust(attotime::never);
+ m_lcd_sysmem_ptr = m_lssa;
+ fill_lcd_dma_buffer();
+ }
+}
- case 0x602:
- verboselog( *this, 2, "mc68328_r (%04x): TPRER1 = %04x\n", mem_mask, m_regs.tprer[0]);
- return m_regs.tprer[0];
+u8 mc68328_base_device::lckcon_r() // 0xa27
+{
+ LOGMASKED(LOG_LCD, "%s: lckcon_r: LCKCON: %02x\n", machine().describe_context(), m_lckcon);
+ return m_lckcon;
+}
- case 0x604:
- verboselog( *this, 2, "mc68328_r (%04x): TCMP1 = %04x\n", mem_mask, m_regs.tcmp[0]);
- return m_regs.tcmp[0];
+void mc68328_device::llbar_w(u8 data) // 0xa29
+{
+ LOGMASKED(LOG_LCD, "%s: llbar_w: LLBAR = %02x\n", machine().describe_context(), data);
+ m_llbar = data;
+ LOGMASKED(LOG_LCD, "%s: Address: %d\n", machine().describe_context(), m_llbar << (BIT(m_lpicf, LPICF_GS_BIT) ? 4 : 5));
+}
- case 0x606:
- verboselog( *this, 2, "mc68328_r (%04x): TCR1 = %04x\n", mem_mask, m_regs.tcr[0]);
- return m_regs.tcr[0];
+u8 mc68328_device::llbar_r() // 0xa29
+{
+ LOGMASKED(LOG_LCD, "%s: llbar_r: LLBAR: %02x\n", machine().describe_context(), m_llbar);
+ return m_llbar;
+}
- case 0x608:
- verboselog( *this, 2, "mc68328_r (%04x): TCN1 = %04x\n", mem_mask, m_regs.tcn[0]);
- return m_regs.tcn[0];
+void mc68328_device::lotcr_w(u8 data) // 0xa2b
+{
+ LOGMASKED(LOG_LCD, "%s: lotcr_w: LOTCR = %02x (Ignored)\n", machine().describe_context(), data);
+}
- case 0x60a:
- verboselog( *this, 5, "mc68328_r (%04x): TSTAT1 = %04x\n", mem_mask, m_regs.tstat[0]);
- m_regs.tclear[0] |= m_regs.tstat[0];
- return m_regs.tstat[0];
+u8 mc68328_device::lotcr_r() // 0xa2b
+{
+ LOGMASKED(LOG_LCD, "%s: lotcr_r: LOTCR: %02x\n", machine().describe_context(), m_lotcr);
+ return m_lotcr;
+}
- case 0x60c:
- verboselog( *this, 2, "mc68328_r (%04x): TCTL2 = %04x\n", mem_mask, m_regs.tctl[1]);
- return m_regs.tctl[1];
+void mc68328_base_device::lposr_w(u8 data) // 0xa2d
+{
+ LOGMASKED(LOG_LCD, "%s: lposr_w: LPOSR = %02x\n", machine().describe_context(), data);
+ m_lposr = data;
+ LOGMASKED(LOG_LCD, "%s: Byte Offset: %d\n", machine().describe_context(), (m_lposr >> 3) & 0x01);
+ LOGMASKED(LOG_LCD, "%s: Pixel Offset: %d\n", machine().describe_context(), m_lposr & 0x07);
+}
- case 0x60e:
- verboselog( *this, 2, "mc68328_r (%04x): TPREP2 = %04x\n", mem_mask, m_regs.tprer[1]);
- return m_regs.tprer[1];
+u8 mc68328_base_device::lposr_r() // 0xa2d
+{
+ LOGMASKED(LOG_LCD, "%s: lposr_r: LPOSR: %02x\n", machine().describe_context(), m_lposr);
+ return m_lposr;
+}
- case 0x610:
- verboselog( *this, 2, "mc68328_r (%04x): TCMP2 = %04x\n", mem_mask, m_regs.tcmp[1]);
- return m_regs.tcmp[1];
+void mc68328_base_device::lfrcm_w(u8 data) // 0xa31
+{
+ LOGMASKED(LOG_LCD, "%s: lfrcm_w: LFRCM = %02x\n", machine().describe_context(), data);
+ m_lfrcm = data;
+ LOGMASKED(LOG_LCD, "%s: X Modulation: %d\n", machine().describe_context(), (m_lfrcm >> 4) & 0x0f);
+ LOGMASKED(LOG_LCD, "%s: Y Modulation: %d\n", machine().describe_context(), m_lfrcm & 0x0f);
+}
- case 0x612:
- verboselog( *this, 2, "mc68328_r (%04x): TCR2 = %04x\n", mem_mask, m_regs.tcr[1]);
- return m_regs.tcr[1];
+u8 mc68328_base_device::lfrcm_r() // 0xa31
+{
+ LOGMASKED(LOG_LCD, "%s: lfrcm_r: LFRCM: %02x\n", machine().describe_context(), m_lfrcm);
+ return m_lfrcm;
+}
- case 0x614:
- verboselog( *this, 2, "mc68328_r (%04x): TCN2 = %04x\n", mem_mask, m_regs.tcn[1]);
- return m_regs.tcn[1];
+void mc68328_device::lgpmr_w(u8 data) // 0xa32
+{
+ LOGMASKED(LOG_LCD, "%s: lgpmr_w: LGPMR = %04x\n", machine().describe_context(), data);
+ m_lgpmr = data;
+ LOGMASKED(LOG_LCD, "%s: Palette 0: %d\n", machine().describe_context(), (m_lgpmr >> 8) & 0x07);
+ LOGMASKED(LOG_LCD, "%s: Palette 1: %d\n", machine().describe_context(), (m_lgpmr >> 12) & 0x07);
+ LOGMASKED(LOG_LCD, "%s: Palette 2: %d\n", machine().describe_context(), (m_lgpmr >> 0) & 0x07);
+ LOGMASKED(LOG_LCD, "%s: Palette 3: %d\n", machine().describe_context(), (m_lgpmr >> 4) & 0x07);
+}
- case 0x616:
- verboselog( *this, 2, "mc68328_r (%04x): TSTAT2 = %04x\n", mem_mask, m_regs.tstat[1]);
- m_regs.tclear[1] |= m_regs.tstat[1];
- return m_regs.tstat[1];
+u16 mc68328_device::lgpmr_r() // 0xa32
+{
+ LOGMASKED(LOG_LCD, "%s: lgpmr_r: LGPMR: %04x\n", machine().describe_context(), m_lgpmr);
+ return m_lgpmr;
+}
- case 0x618:
- verboselog( *this, 2, "mc68328_r (%04x): WCTLR = %04x\n", mem_mask, m_regs.wctlr);
- return m_regs.wctlr;
- case 0x61a:
- verboselog( *this, 2, "mc68328_r (%04x): WCMPR = %04x\n", mem_mask, m_regs.wcmpr);
- return m_regs.wcmpr;
+//-------------------------------------------------
+// LCD hardware - EZ variant
+//-------------------------------------------------
- case 0x61c:
- verboselog( *this, 2, "mc68328_r (%04x): WCN = %04x\n", mem_mask, m_regs.wcn);
- return m_regs.wcn;
+void mc68ez328_device::lcd_update_info()
+{
+ if (!m_lcd_update_pending)
+ {
+ return;
+ }
- case 0x700:
- verboselog( *this, 2, "mc68328_r (%04x): SPISR = %04x\n", mem_mask, m_regs.spisr);
- return m_regs.spisr;
+ const u32 sysclk_divisor = VCO_DIVISORS[(m_pllcr & PLLCR_SYSCLK_SEL) >> PLLCR_SYSCLK_SHIFT];
+ attotime lcd_dma_duration = attotime::from_ticks(lcd_get_line_word_count() * sysclk_divisor, clock());
+ attotime lcd_scan_duration = lcd_get_line_rate();
+ attotime lcd_frame_duration = (lcd_scan_duration + lcd_dma_duration) * (m_lymax + 1) * 2;
- case 0x800:
- verboselog( *this, 2, "mc68328_r (%04x): SPIMDATA = %04x\n", mem_mask, m_regs.spimdata);
- if (!m_in_spim_cb.isnull())
- {
- return m_in_spim_cb(0, 0xffff);
- }
- return m_regs.spimdata;
+ constexpr u8 BIT_WIDTHS[4] = { 1, 2, 4, 0xff };
+ m_lcd_info_changed_cb(lcd_frame_duration.as_hz(), lcd_get_width(), m_lymax + 1, BIT_WIDTHS[(m_lpicf & LPICF_PBSIZ) >> LPICF_PBSIZ_SHIFT], BIT_WIDTHS[m_lpicf & LPICF_GS]);
- case 0x802:
- verboselog( *this, 2, "mc68328_r (%04x): SPIMCONT = %04x\n", mem_mask, m_regs.spimcont);
- if (m_regs.spimcont & SPIM_XCH)
- {
- m_regs.spimcont &= ~SPIM_XCH;
- m_regs.spimcont |= SPIM_SPIMIRQ;
- return ((m_regs.spimcont | SPIM_XCH) &~ SPIM_SPIMIRQ);
- }
- return m_regs.spimcont;
+ m_lcd_update_pending = false;
+}
- case 0x900:
- verboselog( *this, 2, "mc68328_r (%04x): USTCNT = %04x\n", mem_mask, m_regs.ustcnt);
- return m_regs.ustcnt;
+u16 mc68ez328_device::lcd_get_lxmax_mask()
+{
+ constexpr u16 LXMAX_MASK = 0x03f0;
+ return LXMAX_MASK;
+}
- case 0x902:
- verboselog( *this, 2, "mc68328_r (%04x): UBAUD = %04x\n", mem_mask, m_regs.ubaud);
- return m_regs.ubaud;
+int mc68ez328_device::lcd_get_width()
+{
+ return m_lxmax & lcd_get_lxmax_mask();
+}
- case 0x904:
- verboselog( *this, 5, "mc68328_r (%04x): URX = %04x\n", mem_mask, m_regs.urx);
- return m_regs.urx;
+u32 mc68ez328_device::lcd_get_line_word_count()
+{
+ const u32 pixels_per_word = 16 / (1 << (m_lpicf & LPICF_GS));
+ const u32 data = (m_lxmax & lcd_get_lxmax_mask()) / pixels_per_word;
+ return data;
+}
- case 0x906:
- verboselog( *this, 5, "mc68328_r (%04x): UTX = %04x\n", mem_mask, m_regs.utx);
- return m_regs.utx | UTX_FIFO_EMPTY | UTX_FIFO_HALF | UTX_TX_AVAIL;
+attotime mc68ez328_device::lcd_get_line_rate()
+{
+ const u32 pixclk_divisor = VCO_DIVISORS[(m_pllcr & PLLCR_PIXCLK_SEL) >> PLLCR_PIXCLK_SHIFT];
+ const u32 pxcd = (m_lpxcd & LPXCD_MASK) + 1;
+ const u32 lrra_factor = 6 + m_lrra + (m_lxmax & lcd_get_lxmax_mask()) * 4;
+ const u32 ticks = lrra_factor * pxcd * pixclk_divisor;
+ return attotime::from_ticks(ticks, clock());
+}
- case 0x908:
- verboselog( *this, 2, "mc68328_r (%04x): UMISC = %04x\n", mem_mask, m_regs.umisc);
- return m_regs.umisc;
+u8 mc68ez328_device::lcd_get_panel_bit_size()
+{
+ constexpr u8 BIT_WIDTHS[4] = { 1, 2, 4, 1 };
+ return BIT_WIDTHS[(m_lpicf & LPICF_PBSIZ) >> LPICF_PBSIZ_SHIFT];
+}
- case 0xa00:
- verboselog( *this, 2, "mc68328_r (%04x): LSSA(16) = %04x\n", mem_mask, m_regs.lssa >> 16);
- return m_regs.lssa >> 16;
+attotime mc68ez328_device::get_pixclk_rate()
+{
+ u32 divisor = VCO_DIVISORS[(m_pllcr & PLLCR_PIXCLK_SEL) >> PLLCR_PIXCLK_SHIFT];
+ return attotime::from_ticks((m_lpxcd & LPXCD_MASK) + 1, clock() / divisor);
+}
- case 0xa02:
- verboselog( *this, 2, "mc68328_r (%04x): LSSA(0) = %04x\n", mem_mask, m_regs.lssa & 0x0000ffff);
- return m_regs.lssa & 0x0000ffff;
+void mc68ez328_device::lpicf_w(u8 data) // 0xa20
+{
+ static const char *const PBSIZ_NAMES[4] = { "1-bit", "2-bit", "4-bit", "Invalid" };
+ static const char *const GS_NAMES[4] = { "Monochrome", "4-level Grayscale", "16-level Grayscale", "Invalid" };
+ LOGMASKED(LOG_LCD, "%s: lpicf_w: LPICF = %02x\n", machine().describe_context(), data);
+ LOGMASKED(LOG_LCD, "%s: Grayscale Mode: %d\n", machine().describe_context(), GS_NAMES[data & LPICF_GS]);
+ LOGMASKED(LOG_LCD, "%s: Bus Size: %s\n", machine().describe_context(), PBSIZ_NAMES[(data & LPICF_PBSIZ) >> LPICF_PBSIZ_SHIFT]);
+ m_lcd_update_pending = m_lcd_update_pending || (m_lpicf != data);
+ m_lpicf = data;
+}
- case 0xa04:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): LVPW = %02x\n", mem_mask, m_regs.lvpw);
- return m_regs.lvpw;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfffa04)\n", mem_mask);
- }
- break;
+void mc68ez328_device::lckcon_w(u8 data) // 0xa27
+{
+ LOGMASKED(LOG_LCD, "%s: lckcon_w: LCKCON = %02x\n", machine().describe_context(), data);
+ LOGMASKED(LOG_LCD, "%s: LCDC Enable: %d\n", machine().describe_context(), BIT(data, LCKCON_LCDON_BIT));
+ LOGMASKED(LOG_LCD, "%s: Display Wait States: %d\n", machine().describe_context(), ((data & LCKCON_DWS) >> LCKCON_DWS_SHIFT) + 1);
+ LOGMASKED(LOG_LCD, "%s: Bus Width: %d\n", machine().describe_context(), BIT(data, LCKCON_DWIDTH_BIT) ? 8 : 16);
- case 0xa08:
- verboselog( *this, 2, "mc68328_r (%04x): LXMAX = %04x\n", mem_mask, m_regs.lxmax);
- return m_regs.lxmax;
+ const u16 old = m_lckcon;
+ m_lckcon = data;
- case 0xa0a:
- verboselog( *this, 2, "mc68328_r (%04x): LYMAX = %04x\n", mem_mask, m_regs.lymax);
- return m_regs.lymax;
+ lcd_update_info();
+ if (BIT(old, LCKCON_LCDON_BIT) && !BIT(m_lckcon, LCKCON_LCDON_BIT))
+ {
+ m_lcd_scan->adjust(attotime::never);
+ }
+ else if (!BIT(old, LCKCON_LCDON_BIT) && BIT(m_lckcon, LCKCON_LCDON_BIT))
+ {
+ m_lcd_scan->adjust(attotime::never);
+ m_lcd_sysmem_ptr = m_lssa;
+ fill_lcd_dma_buffer();
+ }
+}
- case 0xa18:
- verboselog( *this, 2, "mc68328_r (%04x): LCXP = %04x\n", mem_mask, m_regs.lcxp);
- return m_regs.lcxp;
+void mc68ez328_device::lrra_w(u8 data) // 0xa29
+{
+ LOGMASKED(LOG_LCD, "%s: lrra_w: LRRA = %02x\n", machine().describe_context(), data);
+ m_lcd_update_pending = m_lcd_update_pending || (m_lrra != data);
+ m_lrra = data;
+}
- case 0xa1a:
- verboselog( *this, 2, "mc68328_r (%04x): LCYP = %04x\n", mem_mask, m_regs.lcyp);
- return m_regs.lcyp;
+u8 mc68ez328_device::lrra_r() // 0xa29
+{
+ LOGMASKED(LOG_LCD, "%s: lrra_r: LRRA: %02x\n", machine().describe_context(), m_lrra);
+ return m_lrra;
+}
- case 0xa1c:
- verboselog( *this, 2, "mc68328_r (%04x): LCWCH = %04x\n", mem_mask, m_regs.lcwch);
- return m_regs.lcwch;
+void mc68ez328_device::pwmr_w(offs_t offset, u16 data, u16 mem_mask) // 0xa36
+{
+ LOGMASKED(LOG_LCD, "%s: pwmr_w: PWMR = %04x\n", machine().describe_context(), data);
+ m_pwmr = data;
+}
- case 0xa1e:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): LBLKC = %02x\n", mem_mask, m_regs.lblkc);
- return m_regs.lblkc;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfffa1e)\n", mem_mask);
- }
- break;
+u16 mc68ez328_device::pwmr_r() // 0xa36
+{
+ LOGMASKED(LOG_LCD, "%s: pwmr_r: PWMR: %04x\n", machine().describe_context(), m_lrra);
+ return m_pwmr;
+}
- case 0xa20:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): LPOLCF = %02x\n", mem_mask, m_regs.lpolcf);
- return m_regs.lpolcf;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): LPICF = %02x\n", mem_mask, m_regs.lpicf);
- return m_regs.lpicf << 8;
- }
- case 0xa22:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): LACDRC = %02x\n", mem_mask, m_regs.lacdrc);
- return m_regs.lacdrc;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfffa22)\n", mem_mask);
- }
- break;
+//-------------------------------------------------
+// RTC/alarm hardware - Standard MC68328
+//-------------------------------------------------
- case 0xa24:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): LPXCD = %02x\n", mem_mask, m_regs.lpxcd);
- return m_regs.lpxcd;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfffa24)\n", mem_mask);
- }
- break;
+TIMER_CALLBACK_MEMBER(mc68328_base_device::rtc_tick)
+{
+ if (BIT(m_rtcctl, RTCCTL_ENABLE_BIT))
+ {
+ const bool rtc_int_was_active = rtc_int_is_active();
- case 0xa26:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): LCKCON = %02x\n", mem_mask, m_regs.lckcon);
- return m_regs.lckcon;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfffa26)\n", mem_mask);
- }
- break;
+ rtc_advance_seconds();
- case 0xa28:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): LLBAR = %02x\n", mem_mask, m_regs.llbar);
- return m_regs.llbar;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfffa28)\n", mem_mask);
- }
- break;
+ if (rtc_get_alarm_match())
+ {
+ m_rtcisr |= RTCINT_ALARM;
+ }
- case 0xa2a:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): LOTCR = %02x\n", mem_mask, m_regs.lotcr);
- return m_regs.lotcr;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfffa2a)\n", mem_mask);
- }
- break;
+ if (!rtc_int_was_active && rtc_int_is_active())
+ {
+ set_interrupt_line(INT_RTC, 1);
+ }
+ }
+}
- case 0xa2c:
- if (mem_mask & 0x00ff)
- {
- verboselog( *this, 2, "mc68328_r (%04x): LPOSR = %02x\n", mem_mask, m_regs.lposr);
- return m_regs.lposr;
- }
- else
- {
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfffa2c)\n", mem_mask);
- }
- break;
+void mc68328_base_device::rtc_advance_seconds()
+{
+ m_hmsr++;
+
+ if (m_rtcienr & RTCINT_SECOND)
+ {
+ m_rtcisr |= RTCINT_SECOND;
+ }
+
+ if ((m_hmsr & RTCHMSR_SECONDS) == 0x0000003c)
+ {
+ m_hmsr &= ~RTCHMSR_SECONDS;
+ m_hmsr += 1 << RTCHMSR_MINUTES_SHIFT;
+
+ if (m_rtcienr & RTCINT_MINUTE)
+ {
+ m_rtcisr |= RTCINT_MINUTE;
+ }
+
+ if ((m_hmsr & RTCHMSR_MINUTES) == 0x003c0000)
+ {
+ m_hmsr &= ~RTCHMSR_MINUTES;
+ m_hmsr += 1 << RTCHMSR_HOURS_SHIFT;
- case 0xa30:
- if (mem_mask & 0x00ff)
+ if ((m_hmsr & RTCHMSR_HOURS) == 0x18000000)
{
- verboselog( *this, 2, "mc68328_r (%04x): LFRCM = %02x\n", mem_mask, m_regs.lfrcm);
- return m_regs.lfrcm;
+ m_hmsr &= ~RTCHMSR_HOURS;
+
+ if (m_rtcienr & RTCINT_DAY)
+ {
+ m_rtcisr |= RTCINT_DAY;
+ }
}
- else
+ }
+
+ if (m_stpwtch != RTCSTPWTCH_MASK)
+ {
+ m_stpwtch--;
+ m_stpwtch &= RTCSTPWTCH_MASK;
+
+ if (m_stpwtch == RTCSTPWTCH_MASK)
{
- verboselog( *this, 2, "mc68328_r (%04x): Unknown address (0xfffa30)\n", mem_mask);
+ m_rtcisr |= RTCINT_STOPWATCH;
}
- break;
+ }
+ }
+}
- case 0xa32:
- verboselog( *this, 2, "mc68328_r (%04x): LGPMR = %04x\n", mem_mask, m_regs.lgpmr);
- return m_regs.lgpmr;
+bool mc68328_device::rtc_int_is_active()
+{
+ return m_rtcisr & m_rtcienr;
+}
- case 0xb00:
- verboselog( *this, 2, "mc68328_r (%04x): HMSR(0) = %04x\n", mem_mask, m_regs.hmsr & 0x0000ffff);
- return m_regs.hmsr & 0x0000ffff;
+u16 mc68328_device::rtc_get_int_mask()
+{
+ constexpr u16 RTCIENR_MASK = 0x001f;
+ return RTCIENR_MASK;
+}
- case 0xb02:
- verboselog( *this, 2, "mc68328_r (%04x): HMSR(16) = %04x\n", mem_mask, m_regs.hmsr >> 16);
- return m_regs.hmsr >> 16;
+bool mc68328_device::rtc_get_alarm_match()
+{
+ return m_hmsr == m_alarm;
+}
- case 0xb04:
- verboselog( *this, 2, "mc68328_r (%04x): ALARM(0) = %04x\n", mem_mask, m_regs.alarm & 0x0000ffff);
- return m_regs.alarm & 0x0000ffff;
+void mc68328_base_device::hmsr_msw_w(offs_t offset, u16 data, u16 mem_mask) // 0xb00
+{
+ LOGMASKED(LOG_RTC, "%s: hmsr_msw_w: HMSR(MSW) = %04x\n", machine().describe_context(), data);
+ m_hmsr &= ~(mem_mask << 16);
+ m_hmsr |= (data & mem_mask) << 16;
+ m_hmsr &= (RTCHMSR_SECONDS | RTCHMSR_MINUTES | RTCHMSR_HOURS);
+}
- case 0xb06:
- verboselog( *this, 2, "mc68328_r (%04x): ALARM(16) = %04x\n", mem_mask, m_regs.alarm >> 16);
- return m_regs.alarm >> 16;
+u16 mc68328_base_device::hmsr_msw_r() // 0xb00
+{
+ LOGMASKED(LOG_RTC, "%s: hmsr_msw_r: HMSR(MSW): %04x\n", machine().describe_context(), (u16)(m_hmsr >> 16));
+ return (u16)(m_hmsr >> 16);
+}
- case 0xb0c:
- verboselog( *this, 2, "mc68328_r (%04x): RTCCTL = %04x\n", mem_mask, m_regs.rtcctl);
- return m_regs.rtcctl;
+void mc68328_base_device::hmsr_lsw_w(offs_t offset, u16 data, u16 mem_mask) // 0xb02
+{
+ LOGMASKED(LOG_RTC, "%s: hmsr_lsw_w: HMSR(LSW) = %04x\n", machine().describe_context(), data);
+ m_hmsr &= 0xffff0000 | (~mem_mask);
+ m_hmsr |= data & mem_mask;
+ m_hmsr &= (RTCHMSR_SECONDS | RTCHMSR_MINUTES | RTCHMSR_HOURS);
+}
- case 0xb0e:
- verboselog( *this, 2, "mc68328_r (%04x): RTCISR = %04x\n", mem_mask, m_regs.rtcisr);
- return m_regs.rtcisr;
+u16 mc68328_base_device::hmsr_lsw_r() // 0xb02
+{
+ LOGMASKED(LOG_RTC, "%s: hmsr_lsw_r: HMSR(LSW): %04x\n", machine().describe_context(), (u16)m_hmsr);
+ return (u16)m_hmsr;
+}
- case 0xb10:
- verboselog( *this, 2, "mc68328_r (%04x): RTCIENR = %04x\n", mem_mask, m_regs.rtcienr);
- return m_regs.rtcienr;
+void mc68328_base_device::alarm_msw_w(offs_t offset, u16 data, u16 mem_mask) // 0xb04
+{
+ LOGMASKED(LOG_RTC, "%s: alarm_msw_w: ALARM(MSW) = %04x\n", machine().describe_context(), data);
+ m_alarm &= ~(mem_mask << 16);
+ m_alarm |= (data & mem_mask) << 16;
+ m_alarm &= (RTCHMSR_SECONDS | RTCHMSR_MINUTES | RTCHMSR_HOURS);
+}
- case 0xb12:
- verboselog( *this, 2, "mc68328_r (%04x): STPWTCH = %04x\n", mem_mask, m_regs.stpwtch);
- return m_regs.stpwtch;
+u16 mc68328_base_device::alarm_msw_r() // 0xb04
+{
+ LOGMASKED(LOG_RTC, "%s: alarm_msw_r: ALARM(MSW): %04x\n", machine().describe_context(), (u16)(m_alarm >> 16));
+ return (u16)(m_alarm >> 16);
+}
- default:
- verboselog( *this, 0, "mc68328_r (%04x): Unknown address (0x%06x)\n", mem_mask, 0xfff000 + address);
- break;
+void mc68328_base_device::alarm_lsw_w(offs_t offset, u16 data, u16 mem_mask) // 0xb06
+{
+ LOGMASKED(LOG_RTC, "%s: alarm_lsw_w: ALARM(LSW) = %04x\n", machine().describe_context(), data);
+ m_alarm &= 0xffff0000 | (~mem_mask);
+ m_alarm |= data & mem_mask;
+ m_alarm &= (RTCHMSR_SECONDS | RTCHMSR_MINUTES | RTCHMSR_HOURS);
+}
+
+u16 mc68328_base_device::alarm_lsw_r() // 0xb06
+{
+ LOGMASKED(LOG_RTC, "%s: alarm_lsw_r: ALARM(LSW): %04x\n", machine().describe_context(), (u16)m_alarm);
+ return (u16)m_alarm;
+}
+
+void mc68328_base_device::rtcctl_w(offs_t offset, u16 data, u16 mem_mask) // 0xb0c
+{
+ LOGMASKED(LOG_RTC, "%s: rtcctl_w: RTCCTL = %04x\n", machine().describe_context(), data);
+ m_rtcctl = data & RTCCTL_MASK;
+}
+
+u16 mc68328_base_device::rtcctl_r() // 0xb0c
+{
+ LOGMASKED(LOG_RTC, "%s: rtcctl_r: RTCCTL: %04x\n", machine().describe_context(), m_rtcctl);
+ return m_rtcctl;
+}
+
+void mc68328_base_device::rtcisr_w(offs_t offset, u16 data, u16 mem_mask) // 0xb0e
+{
+ const bool rtc_int_was_active = rtc_int_is_active();
+ LOGMASKED(LOG_RTC, "%s: rtcisr_w: RTCISR = %04x\n", machine().describe_context(), data);
+ m_rtcisr &= ~data;
+
+ if (rtc_int_was_active && !rtc_int_is_active())
+ {
+ set_interrupt_line(INT_RTC, 0);
}
- return 0;
}
-/* THIS IS PRETTY MUCH TOTALLY WRONG AND DOESN'T REFLECT THE MC68328'S INTERNAL FUNCTIONALITY AT ALL! */
-uint32_t mc68328_device::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+u16 mc68328_base_device::rtcisr_r() // 0xb0e
+{
+ LOGMASKED(LOG_RTC, "%s: rtcisr_r: RTCISR: %04x\n", machine().describe_context(), m_rtcisr);
+ return m_rtcisr;
+}
+
+void mc68328_base_device::rtcienr_w(offs_t offset, u16 data, u16 mem_mask) // 0xb10
+{
+ const bool rtc_int_was_active = rtc_int_is_active();
+
+ LOGMASKED(LOG_RTC, "%s: rtcienr_w: RTCIENR = %04x\n", machine().describe_context(), data);
+ m_rtcienr = data & rtc_get_int_mask();
+
+ const bool is_active = rtc_int_is_active();
+ if (rtc_int_was_active != is_active)
+ {
+ set_interrupt_line(INT_RTC, (int)is_active);
+ }
+}
+
+u16 mc68328_base_device::rtcienr_r() // 0xb10
+{
+ LOGMASKED(LOG_RTC, "%s: rtcienr_r: RTCIENR: %04x\n", machine().describe_context(), m_rtcienr);
+ return m_rtcienr;
+}
+
+void mc68328_base_device::stpwtch_w(offs_t offset, u16 data, u16 mem_mask) // 0xb12
+{
+ LOGMASKED(LOG_RTC, "%s: stpwtch_w: STPWTCH = %04x\n", machine().describe_context(), data);
+ m_stpwtch = data & 0x003f;
+}
+
+u16 mc68328_base_device::stpwtch_r() // 0xb12
+{
+ LOGMASKED(LOG_RTC, "%s: stpwtch_r: STPWTCH: %04x\n", machine().describe_context(), m_stpwtch);
+ return m_stpwtch;
+}
+
+
+//-------------------------------------------------
+// RTC/alarm hardware - EZ variant
+//-------------------------------------------------
+
+bool mc68ez328_device::rtc_int_is_active()
+{
+ return (m_rtcisr & m_rtcienr) & RTCINT_RTCIRQ_MASK;
+}
+
+void mc68ez328_device::rtc_advance_seconds()
{
- auto mcache = space(AS_PROGRAM).cache<1, 0, ENDIANNESS_BIG>();
- uint32_t vram_addr = m_regs.lssa & 0x00fffffe;
- uint16_t word;
- uint16_t *line;
- int y, x, b;
+ LOGMASKED(LOG_RTC, "EZ advancing seconds!\n");
+ const u32 old_hmsr = m_hmsr;
+ mc68328_base_device::rtc_advance_seconds();
- if (m_regs.lckcon & LCKCON_LCDC_EN)
+ if ((old_hmsr & RTCHMSR_HOURS) != (m_hmsr & RTCHMSR_HOURS))
{
- for (y = 0; y < 160; y++)
+ m_rtcisr |= RTCINT_HOUR;
+
+ if (((m_hmsr & RTCHMSR_HOURS) >> RTCHMSR_HOURS_SHIFT) == 0)
{
- line = &bitmap.pix16(y);
+ m_dayr = (m_dayr + 1) & RTC_DAYS_MASK;
+ }
+ }
- for (x = 0; x < 160; x += 16, vram_addr += 2)
+ if (BIT(m_watchdog, WATCHDOG_EN_BIT))
+ {
+ m_watchdog += 1 << WATCHDOG_CNT_SHIFT;
+ m_watchdog &= (WATCHDOG_MASK | WATCHDOG_CNT_MASK);
+ if (((m_watchdog & WATCHDOG_CNT_MASK) >> WATCHDOG_CNT_SHIFT) == 2)
+ {
+ if (BIT(m_watchdog, WATCHDOG_ISEL_BIT))
{
- word = mcache->read_word(vram_addr);
- for (b = 0; b < 16; b++)
- {
- line[x + b] = (word >> (15 - b)) & 0x0001;
- }
+ set_interrupt_line(INT_WDT, 1);
+ }
+ else
+ {
+ reset();
}
}
}
- else
+}
+
+TIMER_CALLBACK_MEMBER(mc68ez328_device::sample_timer_tick)
+{
+ if (!BIT(m_rtcctl, RTCCTL_ENABLE_BIT) && !BIT(m_watchdog, WATCHDOG_EN_BIT))
+ {
+ return;
+ }
+
+ const u8 old_sam_cnt = m_sam_cnt;
+ m_sam_cnt++;
+
+ const bool rtc_int_was_active = rtc_int_is_active();
+
+ m_rtcisr |= RTCINT_SAM0;
+ for (u8 i = 0; i < 7; i++)
{
- for (y = 0; y < 160; y++)
+ if (BIT(old_sam_cnt, i) && !BIT(m_sam_cnt, i))
{
- line = &bitmap.pix16(y);
+ m_rtcisr |= RTCINT_SAM1 << i;
+ }
+ }
- for (x = 0; x < 160; x++)
- {
- line[x] = 0;
- }
+ if (!rtc_int_was_active && rtc_int_is_active())
+ {
+ set_interrupt_line(INT_RTC, 1);
+ }
+}
+
+u16 mc68ez328_device::rtc_get_int_mask()
+{
+ constexpr u16 RTCIENR_MASK = 0xff3f;
+ return RTCIENR_MASK;
+}
+
+bool mc68ez328_device::rtc_get_alarm_match()
+{
+ return m_hmsr == m_alarm && m_dayr == m_dayalarm;
+}
+
+void mc68ez328_device::watchdog_w(offs_t offset, u16 data, u16 mem_mask)
+{
+ LOGMASKED(LOG_RTC, "%s: watchdog_w: WATCHDOG = %04x\n", machine().describe_context(), data);
+ const u16 old_watchdog = m_watchdog;
+ m_watchdog = data & WATCHDOG_MASK;
+ if (BIT(data, WATCHDOG_INTF_BIT))
+ {
+ m_watchdog &= ~WATCHDOG_INTF;
+ if (BIT(old_watchdog, WATCHDOG_INTF_BIT))
+ {
+ set_interrupt_line(INT_WDT, 0);
}
}
- return 0;
}
+u16 mc68ez328_device::watchdog_r()
+{
+ LOGMASKED(LOG_RTC, "%s: watchdog_r: WATCHDOG: %04x\n", machine().describe_context(), m_watchdog);
+ return m_watchdog;
+}
-void mc68328_device::register_state_save()
+void mc68ez328_device::rtcctl_w(offs_t offset, u16 data, u16 mem_mask) // 0xb0c
+{
+ const u16 old_rtcctl = m_rtcctl;
+ mc68328_base_device::rtcctl_w(offset, data, mem_mask);
+
+ if (BIT(old_rtcctl, RTCCTL_38_4_BIT) != BIT(m_rtcctl, RTCCTL_38_4_BIT))
+ {
+ const u32 frequency = BIT(m_rtcctl, RTCCTL_38_4_BIT) ? 38400 : 32768;
+ m_rtc_sample_timer->adjust(attotime::from_ticks(64, frequency), 0, attotime::from_ticks(64, frequency));
+ }
+}
+
+void mc68ez328_device::dayr_w(offs_t offset, u16 data, u16 mem_mask) // 0xb1a
+{
+ LOGMASKED(LOG_RTC, "%s: dayr_w: DAYR = %04x\n", machine().describe_context(), data);
+ m_dayr = data & RTC_DAYS_MASK;
+}
+
+void mc68ez328_device::dayalarm_w(offs_t offset, u16 data, u16 mem_mask) // 0xb1c
+{
+ LOGMASKED(LOG_RTC, "%s: dayalarm_w: DAYALARM = %04x\n", machine().describe_context(), data);
+ m_dayalarm = data & RTC_DAYS_MASK;
+}
+
+u16 mc68ez328_device::dayr_r() // 0xb1a
+{
+ LOGMASKED(LOG_RTC, "%s: dayalarm_r: DAYR: %04x\n", machine().describe_context(), m_dayr);
+ return m_dayr;
+}
+
+u16 mc68ez328_device::dayalarm_r() // 0xb1c
{
- save_item(NAME(m_regs.scr));
- save_item(NAME(m_regs.grpbasea));
- save_item(NAME(m_regs.grpbaseb));
- save_item(NAME(m_regs.grpbasec));
- save_item(NAME(m_regs.grpbased));
- save_item(NAME(m_regs.grpmaska));
- save_item(NAME(m_regs.grpmaskb));
- save_item(NAME(m_regs.grpmaskc));
- save_item(NAME(m_regs.grpmaskd));
- save_item(NAME(m_regs.csa0));
- save_item(NAME(m_regs.csa1));
- save_item(NAME(m_regs.csa2));
- save_item(NAME(m_regs.csa3));
- save_item(NAME(m_regs.csb0));
- save_item(NAME(m_regs.csb1));
- save_item(NAME(m_regs.csb2));
- save_item(NAME(m_regs.csb3));
- save_item(NAME(m_regs.csc0));
- save_item(NAME(m_regs.csc1));
- save_item(NAME(m_regs.csc2));
- save_item(NAME(m_regs.csc3));
- save_item(NAME(m_regs.csd0));
- save_item(NAME(m_regs.csd1));
- save_item(NAME(m_regs.csd2));
- save_item(NAME(m_regs.csd3));
-
- save_item(NAME(m_regs.pllcr));
- save_item(NAME(m_regs.pllfsr));
- save_item(NAME(m_regs.pctlr));
-
- save_item(NAME(m_regs.ivr));
- save_item(NAME(m_regs.icr));
- save_item(NAME(m_regs.imr));
- save_item(NAME(m_regs.iwr));
- save_item(NAME(m_regs.isr));
- save_item(NAME(m_regs.ipr));
-
- save_item(NAME(m_regs.padir));
- save_item(NAME(m_regs.padata));
- save_item(NAME(m_regs.pasel));
- save_item(NAME(m_regs.pbdir));
- save_item(NAME(m_regs.pbdata));
- save_item(NAME(m_regs.pbsel));
- save_item(NAME(m_regs.pcdir));
- save_item(NAME(m_regs.pcdata));
- save_item(NAME(m_regs.pcsel));
- save_item(NAME(m_regs.pddir));
- save_item(NAME(m_regs.pddata));
- save_item(NAME(m_regs.pdpuen));
- save_item(NAME(m_regs.pdpol));
- save_item(NAME(m_regs.pdirqen));
- save_item(NAME(m_regs.pddataedge));
- save_item(NAME(m_regs.pdirqedge));
- save_item(NAME(m_regs.pedir));
- save_item(NAME(m_regs.pedata));
- save_item(NAME(m_regs.pepuen));
- save_item(NAME(m_regs.pesel));
- save_item(NAME(m_regs.pfdir));
- save_item(NAME(m_regs.pfdata));
- save_item(NAME(m_regs.pfpuen));
- save_item(NAME(m_regs.pfsel));
- save_item(NAME(m_regs.pgdir));
- save_item(NAME(m_regs.pgdata));
- save_item(NAME(m_regs.pgpuen));
- save_item(NAME(m_regs.pgsel));
- save_item(NAME(m_regs.pjdir));
- save_item(NAME(m_regs.pjdata));
- save_item(NAME(m_regs.pjsel));
- save_item(NAME(m_regs.pkdir));
- save_item(NAME(m_regs.pkdata));
- save_item(NAME(m_regs.pkpuen));
- save_item(NAME(m_regs.pksel));
- save_item(NAME(m_regs.pmdir));
- save_item(NAME(m_regs.pmdata));
- save_item(NAME(m_regs.pmpuen));
- save_item(NAME(m_regs.pmsel));
-
- save_item(NAME(m_regs.pwmc));
- save_item(NAME(m_regs.pwmp));
- save_item(NAME(m_regs.pwmw));
- save_item(NAME(m_regs.pwmcnt));
-
- save_item(NAME(m_regs.tctl[0]));
- save_item(NAME(m_regs.tctl[1]));
- save_item(NAME(m_regs.tprer[0]));
- save_item(NAME(m_regs.tprer[1]));
- save_item(NAME(m_regs.tcmp[0]));
- save_item(NAME(m_regs.tcmp[1]));
- save_item(NAME(m_regs.tcr[0]));
- save_item(NAME(m_regs.tcr[1]));
- save_item(NAME(m_regs.tcn[0]));
- save_item(NAME(m_regs.tcn[1]));
- save_item(NAME(m_regs.tstat[0]));
- save_item(NAME(m_regs.tstat[1]));
- save_item(NAME(m_regs.wctlr));
- save_item(NAME(m_regs.wcmpr));
- save_item(NAME(m_regs.wcn));
-
- save_item(NAME(m_regs.spisr));
-
- save_item(NAME(m_regs.spimdata));
- save_item(NAME(m_regs.spimcont));
-
- save_item(NAME(m_regs.ustcnt));
- save_item(NAME(m_regs.ubaud));
- save_item(NAME(m_regs.urx));
- save_item(NAME(m_regs.utx));
- save_item(NAME(m_regs.umisc));
-
- save_item(NAME(m_regs.lssa));
- save_item(NAME(m_regs.lvpw));
- save_item(NAME(m_regs.lxmax));
- save_item(NAME(m_regs.lymax));
- save_item(NAME(m_regs.lcxp));
- save_item(NAME(m_regs.lcyp));
- save_item(NAME(m_regs.lcwch));
- save_item(NAME(m_regs.lblkc));
- save_item(NAME(m_regs.lpicf));
- save_item(NAME(m_regs.lpolcf));
- save_item(NAME(m_regs.lacdrc));
- save_item(NAME(m_regs.lpxcd));
- save_item(NAME(m_regs.lckcon));
- save_item(NAME(m_regs.llbar));
- save_item(NAME(m_regs.lotcr));
- save_item(NAME(m_regs.lposr));
- save_item(NAME(m_regs.lfrcm));
- save_item(NAME(m_regs.lgpmr));
-
- save_item(NAME(m_regs.hmsr));
- save_item(NAME(m_regs.alarm));
- save_item(NAME(m_regs.rtcctl));
- save_item(NAME(m_regs.rtcisr));
- save_item(NAME(m_regs.rtcienr));
- save_item(NAME(m_regs.stpwtch));
+ LOGMASKED(LOG_RTC, "%s: dayalarm_r: DAYALARM: %04x\n", machine().describe_context(), m_dayalarm);
+ return m_dayalarm;
}