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|
// license:BSD-3-Clause
// copyright-holders:Sandro Ronco
/***************************************************************************
Mattel HyperScan
08/17/2013 Skeleton driver by Sandro Ronco
SPG290 Interrupt:
Vector Source
63 SPU FIQ
62 SPU Beatirq
61 SPU Envirq
60 CD servo
59 ADC gain overflow / ADC recorder / FIFO overflow
58 General purpose ADC
57 Timer base
56 Timer
55 TV vblanking start
54 LCD vblanking start
53 PPU vblanking start
52 TV
51 Sensor frame end
50 Sensor coordinate hit
49 Sensor motion frame end
48 Sensor capture done + sensor debug IRQ
47 TV coordinate hit
46 PPU coordinate hit
45 USB host+device
44 SIO
43 SPI
42 Uart (IrDA)
41 NAND
40 SD
39 I2C master
38 I2S slave
37 APBDMA CH1
36 APBDMA CH2
35 LDM_DMA
34 BLN_DMA
33 APBDMA CH3
32 APBDMA CH4
31 Alarm + HMS
30 MP4
29 C3 (ECC module)
28 GPIO
27 Bufctl (for debug) + TV/PPU vblanking end (for debug)
26 RESERVED1
25 RESERVED2
24 RESERVED3
****************************************************************************/
#include "emu.h"
#include "cpu/score/score.h"
#define LOG_SPG290_REGISTER_ACCESS (1)
class hyperscan_state : public driver_device
{
public:
hyperscan_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu")
{ }
required_device<score7_cpu_device> m_maincpu;
virtual void machine_start();
virtual void machine_reset();
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
UINT32 spg290_screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
DECLARE_READ32_MEMBER(spg290_regs_r);
DECLARE_WRITE32_MEMBER(spg290_regs_w);
void spg290_timers_update();
void spg290_vblank_irq(screen_device &screen, bool state);
inline UINT32 spg290_read_mem(UINT32 offset);
inline void spg290_write_mem(UINT32 offset, UINT32 data);
void spg290_argb1555(bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT16 posy, UINT16 posx, UINT16 argb);
void spg290_rgb565(bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT16 posy, UINT16 posx, UINT16 rgb, UINT32 transrgb);
void spg290_blit_sprite(bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT32 control, UINT32 attribute, UINT32 *palettes, UINT32 buf_start);
void spg290_blit_bitmap(bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT32 control, UINT32 attribute, int posy, int posx, UINT32 nptr, UINT32 buf_start, UINT32 transrgb);
void spg290_blit_character(bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT32 control, UINT32 attribute, int posy, int posx, UINT32 nptr, UINT32 buf_start, UINT32 transrgb);
private:
static const device_timer_id TIMER_SPG290 = 0;
static const device_timer_id TIMER_I2C = 1;
struct spg290_miu
{
UINT32 status;
};
struct spg290_ppu
{
UINT32 control;
UINT32 irq_control;
UINT32 irq_status;
UINT32 sprite_max;
UINT32 sprite_buf_start;
UINT32 frame_buff[3];
UINT32 palettes[0x200];
UINT32 tx_hoffset[0x200];
UINT32 tx_hcomp[0x200];
UINT32 transrgb;
struct ppu_spite
{
UINT32 control;
UINT32 attribute;
} sprites[0x200];
struct ppu_tx
{
UINT32 control;
UINT32 attribute;
UINT32 posx;
UINT32 posy;
UINT32 nptr;
UINT32 buf_start[3];
} txs[3];
};
struct spg290_timer
{
UINT32 control;
UINT32 control2;
UINT16 preload;
UINT16 counter;
};
struct spg290_i2c
{
UINT32 config;
UINT32 irq_control;
UINT32 clock;
UINT8 count;
UINT32 id;
UINT32 port_addr;
UINT32 wdata;
UINT32 rdata;
};
spg290_miu m_miu;
spg290_ppu m_ppu;
spg290_timer m_timers[6];
spg290_i2c m_i2c;
emu_timer * m_update_timer;
emu_timer * m_i2c_timer;
};
#if LOG_SPG290_REGISTER_ACCESS
static void log_spg290_regs(UINT8 module, UINT16 reg, UINT32 mem_mask, bool write, UINT32 data=0)
{
static const char *const modules_name[] =
{
"CSI", "PPU", "JPG", "TV", "LCD", "SPU", "CD", "MIU", "APBDMA", "BUFCTL","IRQCTL", "GPUBUF", "LDMDMA",
"BLNDMA", "TPGBUF", "AHBDEC", "GPIO", "SPI", "SIO", "I2C", "I2S", "UART", "TIMERS/RTC", "WDOG", "SD",
"FLASH", "ADC", "USB device", "USB host", "Reserved", "Reserved", "Reserved", "SFTCFG", "CKG", "MP4",
"MIU2", "ECC"
};
if (module < 0x25)
logerror("SPG: %-10s", modules_name[module]);
else
logerror("SPG: mod 0x%02x ", module);
if (!write)
logerror(" R 0x%04x", reg);
else
logerror(" W 0x%04x = 0x%08x", reg, data);
if (mem_mask != 0xffffffffu)
logerror(" (0x%08x)\n", mem_mask);
else
logerror("\n");
}
#endif
READ32_MEMBER(hyperscan_state::spg290_regs_r)
{
UINT32 addr = offset << 2;
UINT32 data = 0;
if (addr == 0x010000) // PPU Control
{
data = m_ppu.control;
}
else if (addr == 0x010084) // PPU IRQ Status
{
data = m_ppu.irq_status;
}
if (addr == 0x07006c) // MIU Status
{
data = m_miu.status;
}
else if ((addr & 0xff0fff) == 0x160000) // Timer X Status
{
int idx = (offset>>10) & 0x0f;
data = m_timers[idx].control;
}
else if(addr == 0x130024) // I2C interrupt
{
data = m_i2c.irq_control;
}
else if(addr == 0x130034) // I2C write data
{
data = m_i2c.wdata;
}
else if(addr == 0x130038) // I2C data data
{
data = m_i2c.rdata;
}
#if LOG_SPG290_REGISTER_ACCESS
//else
{
if (!space.debugger_access())
log_spg290_regs((offset >> 14) & 0xff, (offset<<2) & 0xffff, mem_mask, false);
}
#endif
return data;
}
WRITE32_MEMBER(hyperscan_state::spg290_regs_w)
{
UINT32 addr = offset << 2;
if (addr == 0x010000) // PPU Control
{
COMBINE_DATA(&m_ppu.control);
}
else if (addr == 0x010008) // PPU Max Sprites
{
COMBINE_DATA(&m_ppu.sprite_max);
}
else if (addr == 0x010010) // PPU Max Sprites
{
COMBINE_DATA(&m_ppu.transrgb);
}
else if (addr == 0x0100d0) // Sprites buffer start
{
COMBINE_DATA(&m_ppu.sprite_buf_start);
}
else if (addr == 0x010020 || addr == 0x01003c || addr == 0x010058) // Text Layers x pos
{
int idx = (((offset>>3) & 3) | ((offset>>4) & 1)) - 1;
COMBINE_DATA(&m_ppu.txs[idx].posx);
}
else if (addr == 0x010024 || addr == 0x010040 || addr == 0x01005c) // Text Layers y pos
{
int idx = (((offset>>3) & 3) | ((offset>>4) & 1)) - 1;
COMBINE_DATA(&m_ppu.txs[idx].posy);
}
else if (addr == 0x010028 || addr == 0x010044 || addr == 0x010060) // Text Layers attribute
{
int idx = ((offset>>3) & 3) - 1;
COMBINE_DATA(&m_ppu.txs[idx].attribute);
}
else if (addr == 0x01002c || addr == 0x010048 || addr == 0x010064) // Text Layers control
{
int idx = ((offset>>3) & 3) - 1;
COMBINE_DATA(&m_ppu.txs[idx].control);
}
else if (addr == 0x010030 || addr == 0x01004c || addr == 0x010068) // Text Layers number ptr
{
int idx = ((offset>>3) & 3) - 1;
COMBINE_DATA(&m_ppu.txs[idx].nptr);
}
else if (addr == 0x010080) // PPU IRQ Control
{
COMBINE_DATA(&m_ppu.irq_control);
}
else if (addr == 0x010084) // PPU IRQ ack
{
if (ACCESSING_BITS_0_7)
m_ppu.irq_status &= ~data;
}
else if (addr >= 0x0100a0 && addr <= 0x0100a8) // Tx1 buffer start
{
COMBINE_DATA(&m_ppu.txs[0].buf_start[offset & 3]);
}
else if (addr >= 0x0100ac && addr <= 0x0100b4) // Tx2 buffer start
{
COMBINE_DATA(&m_ppu.txs[1].buf_start[(offset+1) & 3]);
}
else if (addr >= 0x0100b8 && addr <= 0x0100c0) // Tx3 buffer starts
{
COMBINE_DATA(&m_ppu.txs[2].buf_start[(offset+2) & 3]);
}
else if ((addr & 0xfff000) == 0x011000) // Palettes
{
COMBINE_DATA(&m_ppu.palettes[offset & 0x01ff]);
}
else if ((addr & 0xfff000) == 0x012000) // Tx horizontal offset
{
COMBINE_DATA(&m_ppu.tx_hoffset[offset & 0x01ff]);
}
else if ((addr & 0xfff000) == 0x013000) // Tx horizontal compression
{
COMBINE_DATA(&m_ppu.tx_hcomp[offset & 0x01ff]);
}
else if ((addr & 0xfff000) == 0x014000) // Sprite Control Registers
{
int idx = (offset>>1) & 0x1ff;
if (offset & 1)
COMBINE_DATA(&m_ppu.sprites[idx].attribute);
else
COMBINE_DATA(&m_ppu.sprites[idx].control);
}
else if (addr == 0x07005c) // MIU Status
{
COMBINE_DATA(&m_miu.status);
}
else if ((addr & 0xff0fff) == 0x160000) // Timer X Control 1
{
int idx = (offset>>10) & 0x07;
COMBINE_DATA(&m_timers[idx].control);
if (ACCESSING_BITS_24_31)
m_timers[idx].control &= ~(data & 0x04000000); // Timers IRQ ack
}
else if ((addr & 0xff0fff) == 0x160004) // Timer X Control 2
{
int idx = (offset>>10) & 0x07;
COMBINE_DATA(&m_timers[idx].control2);
}
else if ((addr & 0xff0fff) == 0x160008) // Timer X Preload
{
int idx = (offset>>10) & 0x07;
COMBINE_DATA(&m_timers[idx].preload);
}
else if (addr == 0x2100e4) // Timer Source Clock Selection
{
UINT32 timers_clk = XTAL_27MHz / ((data & 0xff) + 1);
m_update_timer->adjust(attotime::from_hz(timers_clk), 0, attotime::from_hz(timers_clk));
}
else if(addr == 0x130020) // I2C configuration
{
COMBINE_DATA(&m_i2c.config);
}
else if(addr == 0x130024) // I2C interrupt
{
COMBINE_DATA(&m_i2c.irq_control);
if (ACCESSING_BITS_0_7)
m_i2c.irq_control &= ~(data & 0x00000001); // I2C IRQ ack
}
else if(addr == 0x130028) // I2C clock setting
{
COMBINE_DATA(&m_i2c.clock);
UINT32 i2c_clk = XTAL_27MHz / ((m_i2c.clock & 0x3ff) + 1);
m_i2c_timer->adjust(attotime::from_hz(i2c_clk), 0, attotime::from_hz(i2c_clk));
}
else if(addr == 0x13002c) // I2C ID
{
COMBINE_DATA(&m_i2c.id);
}
else if(addr == 0x130030) // I2C port address
{
COMBINE_DATA(&m_i2c.port_addr);
}
else if(addr == 0x130034) // I2C write data
{
COMBINE_DATA(&m_i2c.wdata);
}
else if(addr == 0x130038) // I2C data data
{
COMBINE_DATA(&m_i2c.rdata);
}
else if(addr == 0x150000) // UART data
{
if (ACCESSING_BITS_0_7)
printf("%c", data & 0xff);
}
#if LOG_SPG290_REGISTER_ACCESS
//else
{
if (!space.debugger_access())
log_spg290_regs((offset >> 14) & 0xff, (offset<<2) & 0xffff, mem_mask, true, data);
}
#endif
}
inline UINT32 hyperscan_state::spg290_read_mem(UINT32 offset)
{
return m_maincpu->space(0).read_dword(offset);
}
inline void hyperscan_state::spg290_write_mem(UINT32 offset, UINT32 data)
{
return m_maincpu->space(0).write_dword(offset, data);
}
void hyperscan_state::spg290_argb1555(bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT16 posy, UINT16 posx, UINT16 argb)
{
if (!(argb & 0x8000) && cliprect.contains(posx, posy))
{
rgb_t color = rgb_t(pal5bit(argb >> 10), pal5bit(argb >> 5), pal5bit(argb >> 0));
bitmap.pix32(posy, posx) = color;
}
}
void hyperscan_state::spg290_rgb565(bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT16 posy, UINT16 posx, UINT16 rgb, UINT32 transrgb)
{
if ((!(transrgb & 0x10000) || (transrgb & 0xffff) != rgb) && cliprect.contains(posx, posy))
{
rgb_t color = rgb_t(pal5bit(rgb >> 11), pal6bit(rgb >> 5), pal5bit(rgb >> 0));
bitmap.pix32(posy, posx) = color;
}
}
void hyperscan_state::spg290_blit_sprite(bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT32 control, UINT32 attribute, UINT32 *palettes, UINT32 buf_start)
{
UINT32 sprite_base = buf_start + ((control & 0xffff) << 8);
UINT16 sprite_x = (control >> 16) & 0x3ff;
UINT16 sprite_y = (attribute >> 16) & 0x3ff;
UINT8 sprite_hsize = 8 << ((attribute >> 4) & 0x03);
UINT8 sprite_vsize = 8 << ((attribute >> 6) & 0x03);
UINT8 bit_pixel = ((attribute & 3) + 1) << 1;
UINT8 pixel_word = 32 / bit_pixel;
UINT8 word_line = sprite_hsize / pixel_word;
UINT8 sprite_flip = (attribute >> 2) & 0x03;
for (int y=0; y < sprite_vsize; y++)
for (int x=0; x < word_line; x++)
{
UINT32 data = spg290_read_mem(sprite_base + (y * pixel_word + x) * 4);
for (int b=0; b < pixel_word; b++)
{
UINT16 pen = ((data >> (b * bit_pixel)) & ((1 << bit_pixel) - 1));
UINT16 posx;
if (sprite_flip & 0x01)
posx = sprite_x + (sprite_hsize - (x * word_line + b));
else
posx = sprite_x + x * (word_line) + b;
UINT16 posy;
if (sprite_flip & 0x02)
posy = sprite_y + (sprite_vsize - y);
else
posy = sprite_y + y;
spg290_argb1555(bitmap, cliprect, posy, posx, palettes[pen]);
}
}
}
void hyperscan_state::spg290_blit_bitmap(bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT32 control, UINT32 attribute, int posy, int posx, UINT32 nptr, UINT32 buf_start, UINT32 transrgb)
{
for (int y=0; y<512; y++)
{
int line = (control & 0x04) ? 0 : y;
UINT32 tx_start = spg290_read_mem(nptr + (posy + line) * 4);
for (int x=0; x < 1024>>1; x++)
{
UINT32 data = spg290_read_mem(buf_start + (tx_start + posx) * 2 + x * 4);
for (int b=0; b < 2; b++)
{
UINT16 posx = x * 2 + b;
UINT16 posy = y;
UINT16 pix = (data >> (b*16)) & 0xffff;
if (control & 0x0080)
spg290_argb1555(bitmap, cliprect, posy, posx, pix);
if (control & 0x1000)
spg290_rgb565(bitmap, cliprect, posy, posx, pix, transrgb);
}
}
}
}
void hyperscan_state::spg290_blit_character(bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT32 control, UINT32 attribute, int posy, int posx, UINT32 nptr, UINT32 buf_start, UINT32 transrgb)
{
// TODO
}
UINT32 hyperscan_state::spg290_screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
if (m_ppu.control & 0x1000)
{
for (int depth=0; depth<4; depth++)
{
// draw the bitmap/text layers
for (int l=0; l<3; l++)
if ((m_ppu.txs[l].control & 0x08) && ((m_ppu.txs[l].attribute >> 13) & 3) == depth)
{
if (m_ppu.txs[l].control & 0x01)
spg290_blit_bitmap(bitmap, cliprect, m_ppu.txs[l].control, m_ppu.txs[l].attribute, m_ppu.txs[l].posy & 0x1ff, m_ppu.txs[l].posx & 0x1ff, m_ppu.txs[l].nptr, m_ppu.txs[l].buf_start[0], m_ppu.transrgb);
else
spg290_blit_character(bitmap, cliprect, m_ppu.txs[l].control, m_ppu.txs[l].attribute, m_ppu.txs[l].posy & 0x1ff, m_ppu.txs[l].posx & 0x1ff, m_ppu.txs[l].nptr, m_ppu.txs[l].buf_start[0], m_ppu.transrgb);
}
// draw the sprites
for (int i=0; i<=(m_ppu.sprite_max & 0x1ff); i++)
{
if (((m_ppu.sprites[i].attribute >> 13) & 3) == depth)
spg290_blit_sprite(bitmap, cliprect, m_ppu.sprites[i].control, m_ppu.sprites[i].attribute, m_ppu.palettes, m_ppu.sprite_buf_start);
}
}
}
else
{
bitmap.fill(rgb_t::black, cliprect);
}
return 0;
}
void hyperscan_state::spg290_timers_update()
{
for(int i=0; i<6; i++)
if (m_timers[i].control & 0x80000000)
{
if (((m_timers[i].control2 >> 30) & 0x03) == 0x00)
{
if (m_timers[i].counter == 0xffff)
{
m_timers[i].counter = m_timers[i].preload;
if (m_timers[i].control & 0x08000000)
{
m_timers[i].control |= 0x04000000;
m_maincpu->set_input_line_and_vector(0, HOLD_LINE, 56);
}
}
else
m_timers[i].counter++;
}
else
{
// TODO: capture, comparison and PWM mode
}
}
}
void hyperscan_state::spg290_vblank_irq(screen_device &screen, bool state)
{
if (state && m_ppu.irq_control & 0x01) // VBlanking Start IRQ
{
m_ppu.irq_status |= 0x01;
m_maincpu->set_input_line_and_vector(0, HOLD_LINE, 53);
}
else if (!state && m_ppu.irq_control & 0x02) // VBlanking End IRQ
{
m_ppu.irq_status |= 0x02;
m_maincpu->set_input_line_and_vector(0, HOLD_LINE, 53);
}
}
void hyperscan_state::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
{
switch (id)
{
case TIMER_SPG290:
spg290_timers_update();
break;
case TIMER_I2C:
if ((m_i2c.config & 0x40) && (m_i2c.config & 0x01))
{
// TODO: replace with real I2C emulation
m_i2c.rdata = 0;
m_maincpu->set_input_line_and_vector(0, HOLD_LINE, 39);
}
break;
}
}
static ADDRESS_MAP_START(spg290_mem, AS_PROGRAM, 32, hyperscan_state)
ADDRESS_MAP_GLOBAL_MASK(0x1fffffff)
AM_RANGE(0x00000000, 0x00ffffff) AM_RAM AM_MIRROR(0x07000000)
AM_RANGE(0x08000000, 0x09ffffff) AM_READWRITE(spg290_regs_r, spg290_regs_w)
AM_RANGE(0x0a000000, 0x0a003fff) AM_RAM // internal SRAM
AM_RANGE(0x0b000000, 0x0b007fff) AM_ROM AM_REGION("spg290", 0) // internal ROM
AM_RANGE(0x1e000000, 0x1e0fffff) AM_ROM AM_REGION("bios", 0) AM_MIRROR(0x0e000000)
AM_RANGE(0x1f000000, 0x1f0fffff) AM_ROM AM_REGION("bios", 0) AM_MIRROR(0x0e000000)
ADDRESS_MAP_END
/* Input ports */
static INPUT_PORTS_START( hyperscan )
INPUT_PORTS_END
void hyperscan_state::machine_start()
{
m_update_timer = timer_alloc(TIMER_SPG290);
m_i2c_timer = timer_alloc(TIMER_I2C);
}
void hyperscan_state::machine_reset()
{
memset(&m_ppu, 0, sizeof(spg290_ppu));
memset(&m_miu, 0, sizeof(spg290_miu));
memset(&m_i2c, 0, sizeof(m_i2c));
m_i2c_timer->adjust(attotime::never, 0, attotime::never);
// disable JTAG
m_maincpu->set_state_int(SCORE_CR + 29, 0x20000000);
}
static MACHINE_CONFIG_START( hyperscan, hyperscan_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", SCORE7, XTAL_27MHz * 4) // 108MHz S+core 7
MCFG_CPU_PROGRAM_MAP(spg290_mem)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(50)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
MCFG_SCREEN_UPDATE_DRIVER(hyperscan_state, spg290_screen_update)
MCFG_SCREEN_SIZE(640, 480)
MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 480-1)
MCFG_SCREEN_VBLANK_DRIVER(hyperscan_state, spg290_vblank_irq)
MACHINE_CONFIG_END
/* ROM definition */
ROM_START( hs )
ROM_REGION( 0x100000, "bios", ROMREGION_32BIT | ROMREGION_LE )
ROM_LOAD32_DWORD("hyperscan.bin", 0x000000, 0x100000, CRC(ce346a14) SHA1(560cb747e7193e6781d4b8b0bd4d7b45d3d28690))
ROM_REGION( 0x008000, "spg290", ROMREGION_32BIT | ROMREGION_LE )
ROM_LOAD32_DWORD("spg290.bin", 0x000000, 0x008000, NO_DUMP) // 256Kbit SPG290 internal ROM
ROM_END
/* Driver */
/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
COMP( 2006, hs, 0, 0, hyperscan , hyperscan , driver_device, 0, "Mattel", "HyperScan", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)
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