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-rw-r--r--src/mess/drivers/mini2440.c277
1 files changed, 277 insertions, 0 deletions
diff --git a/src/mess/drivers/mini2440.c b/src/mess/drivers/mini2440.c
new file mode 100644
index 00000000000..261269bddcc
--- /dev/null
+++ b/src/mess/drivers/mini2440.c
@@ -0,0 +1,277 @@
+/*******************************************************************************
+
+ FriendlyARM Mini2440
+
+*******************************************************************************/
+
+#include "emu.h"
+#include "cpu/arm7/arm7.h"
+#include "machine/s3c2440.h"
+#include "machine/smartmed.h"
+#include "sound/dac.h"
+#include "rendlay.h"
+
+#define VERBOSE_LEVEL ( 0 )
+
+INLINE void ATTR_PRINTF(3,4) verboselog( running_machine &machine, 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);
+ logerror( "%s: %s", machine.describe_context(), buf);
+ }
+}
+
+class mini2440_state : public driver_device
+{
+public:
+ mini2440_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu")
+ { }
+
+ required_device<cpu_device> m_maincpu;
+
+ device_t *m_s3c2440;
+ nand_device *m_nand;
+ dac_device *m_dac[2];
+
+ UINT32 m_port[9];
+ DECLARE_DRIVER_INIT(mini2440);
+};
+
+/***************************************************************************
+ MACHINE HARDWARE
+***************************************************************************/
+
+// GPIO
+
+static UINT32 s3c2440_gpio_port_r( device_t *device, int port, UINT32 mask)
+{
+ mini2440_state *state = device->machine().driver_data<mini2440_state>();
+ UINT32 data = state->m_port[port];
+ switch (port)
+ {
+ case S3C2440_GPIO_PORT_G :
+ {
+ data = (data & ~(1 << 13)) | (1 << 13); // [nand] 1 = 2048 byte page (if ncon = 1)
+ data = (data & ~(1 << 14)) | (1 << 14); // [nand] 1 = 5 address cycle (if ncon = 1)
+ data = (data & ~(1 << 15)) | (0 << 15); // [nand] 0 = 8-bit bus width (if ncon = 1)
+ data = data | 0x8E9; // for "load Image of Linux..."
+ }
+ break;
+ }
+ return data;
+}
+
+static void s3c2440_gpio_port_w( device_t *device, int port, UINT32 mask, UINT32 data)
+{
+ mini2440_state *state = device->machine().driver_data<mini2440_state>();
+ state->m_port[port] = data;
+ switch (port)
+ {
+ case S3C2440_GPIO_PORT_B :
+ {
+ verboselog( device->machine(), 5, "LED %d %d %d %d\n", BIT( data, 5), BIT( data, 6), BIT( data, 7), BIT( data, 8));
+ }
+ break;
+ }
+}
+
+// CORE
+
+/*
+
+OM[1:0] = 00: Enable NAND flash memory boot
+
+NCON: NAND flash memory selection (Normal / Advance)
+0: Normal NAND flash (256Words/512Bytes page size, 3/4 address cycle)
+1: Advance NAND flash (1KWords/2KBytes page size, 4/5 address cycle)
+
+*/
+
+static int s3c2440_core_pin_r( device_t *device, int pin)
+{
+ int data = 0;
+ switch (pin)
+ {
+ case S3C2440_CORE_PIN_NCON : data = 1; break;
+ case S3C2440_CORE_PIN_OM0 : data = 0; break;
+ case S3C2440_CORE_PIN_OM1 : data = 0; break;
+ }
+ return data;
+}
+
+// NAND
+
+static WRITE8_DEVICE_HANDLER( s3c2440_nand_command_w )
+{
+ mini2440_state *state = device->machine().driver_data<mini2440_state>();
+ state->m_nand->command_w(data);
+}
+
+static WRITE8_DEVICE_HANDLER( s3c2440_nand_address_w )
+{
+ mini2440_state *state = device->machine().driver_data<mini2440_state>();
+ state->m_nand->address_w(data);
+}
+
+static READ8_DEVICE_HANDLER( s3c2440_nand_data_r )
+{
+ mini2440_state *state = device->machine().driver_data<mini2440_state>();
+ return state->m_nand->data_r();
+}
+
+static WRITE8_DEVICE_HANDLER( s3c2440_nand_data_w )
+{
+ mini2440_state *state = device->machine().driver_data<mini2440_state>();
+ state->m_nand->data_w(data);
+}
+
+// I2S
+
+static WRITE16_DEVICE_HANDLER( s3c2440_i2s_data_w )
+{
+ mini2440_state *state = device->machine().driver_data<mini2440_state>();
+ state->m_dac[offset]->write_signed16(data + 0x8000);
+}
+
+// ADC
+
+static READ32_DEVICE_HANDLER( s3c2440_adc_data_r )
+{
+ UINT32 data = 0;
+ switch (offset)
+ {
+ case 2 + 0 : data = device->machine().root_device().ioport( "PENX")->read(); break;
+ case 2 + 1 : data = 915 - device->machine().root_device().ioport( "PENY")->read() + 90; break;
+ }
+ verboselog( device->machine(), 5, "s3c2440_adc_data_r %08X\n", data);
+ return data;
+}
+
+// TOUCH
+
+static INPUT_CHANGED( mini2440_input_changed )
+{
+ mini2440_state *state = field.machine().driver_data<mini2440_state>();
+ s3c2440_touch_screen( state->m_s3c2440, (newval & 0x01) ? 1 : 0);
+}
+
+// ...
+
+static MACHINE_START( mini2440 )
+{
+ mini2440_state *state = machine.driver_data<mini2440_state>();
+ state->m_s3c2440 = machine.device("s3c2440");
+ state->m_nand = machine.device<nand_device>("nand");
+ state->m_dac[0] = machine.device<dac_device>("dac1");
+ state->m_dac[1] = machine.device<dac_device>("dac2");
+ state->m_nand->set_data_ptr(state->memregion("nand")->base());
+}
+
+static MACHINE_RESET( mini2440 )
+{
+ mini2440_state *state = machine.driver_data<mini2440_state>();
+ devtag_reset( machine, "maincpu");
+ memset( state->m_port, 0, sizeof( state->m_port));
+}
+
+/***************************************************************************
+ ADDRESS MAPS
+***************************************************************************/
+
+static ADDRESS_MAP_START( mini2440_map, AS_PROGRAM, 32, mini2440_state )
+// AM_RANGE(0x00000000, 0x001fffff) AM_ROM
+ AM_RANGE(0x30000000, 0x37ffffff) AM_RAM
+ADDRESS_MAP_END
+
+/***************************************************************************
+ MACHINE DRIVERS
+***************************************************************************/
+
+DRIVER_INIT_MEMBER(mini2440_state,mini2440)
+{
+ // do nothing
+}
+
+static S3C2440_INTERFACE( mini2440_s3c2440_intf )
+{
+ // CORE (pin read / pin write)
+ { s3c2440_core_pin_r, NULL },
+ // GPIO (port read / port write)
+ { s3c2440_gpio_port_r, s3c2440_gpio_port_w },
+ // I2C (scl write / sda read / sda write)
+ { NULL, NULL, NULL },
+ // ADC (data read)
+ { s3c2440_adc_data_r },
+ // I2S (data write)
+ { s3c2440_i2s_data_w },
+ // NAND (command write / address write / data read / data write)
+ { s3c2440_nand_command_w, s3c2440_nand_address_w, s3c2440_nand_data_r, s3c2440_nand_data_w }
+};
+
+static NAND_INTERFACE( mini2440_nand_intf )
+{
+ NAND_CHIP_K9F1G08U0B,
+ DEVCB_DEVICE_LINE( "s3c2440", s3c2440_pin_frnb_w)
+};
+
+static MACHINE_CONFIG_START( mini2440, mini2440_state )
+ MCFG_CPU_ADD("maincpu", ARM920T, 400000000)
+ MCFG_CPU_PROGRAM_MAP(mini2440_map)
+
+ MCFG_PALETTE_LENGTH(32768)
+
+ MCFG_SCREEN_ADD("screen", LCD)
+ MCFG_SCREEN_REFRESH_RATE(60)
+ MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
+ MCFG_SCREEN_SIZE(1024, 768)
+ MCFG_SCREEN_VISIBLE_AREA(0, 239, 0, 319)
+ MCFG_DEFAULT_LAYOUT(layout_lcd)
+
+ MCFG_VIDEO_START(s3c2440)
+ MCFG_SCREEN_UPDATE_STATIC(s3c2440)
+
+ MCFG_MACHINE_START(mini2440)
+ MCFG_MACHINE_RESET(mini2440)
+
+ MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
+ MCFG_SOUND_ADD("dac1", DAC, 0)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 1.0)
+ MCFG_SOUND_ADD("dac2", DAC, 0)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 1.0)
+
+ MCFG_S3C2440_ADD("s3c2440", 12000000, mini2440_s3c2440_intf)
+
+ MCFG_NAND_ADD("nand", mini2440_nand_intf)
+MACHINE_CONFIG_END
+
+static INPUT_PORTS_START( mini2440 )
+ PORT_START( "PENB" )
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Pen Button") PORT_CHANGED(mini2440_input_changed, NULL) PORT_PLAYER(1)
+ PORT_START( "PENX" )
+ PORT_BIT( 0x3ff, 0x200, IPT_LIGHTGUN_X ) PORT_NAME("Pen X") PORT_MINMAX(80, 950) PORT_SENSITIVITY(50) PORT_CROSSHAIR(X, 1.0, 0.0, 0) PORT_KEYDELTA(30) PORT_PLAYER(1)
+ PORT_START( "PENY" )
+ PORT_BIT( 0x3ff, 0x200, IPT_LIGHTGUN_Y ) PORT_NAME("Pen Y") PORT_MINMAX(90, 915) PORT_SENSITIVITY(50) PORT_CROSSHAIR(Y, 1.0, 0.0, 0) PORT_KEYDELTA(30) PORT_PLAYER(1)
+INPUT_PORTS_END
+
+/***************************************************************************
+ GAME DRIVERS
+***************************************************************************/
+
+ROM_START( mini2440 )
+ ROM_REGION( 0x8400000, "nand", 0 )
+ ROM_SYSTEM_BIOS( 0, "linux", "Linux 2.6.29.4-FriendlyARM + Qtopia 2.2.0 (2009/07/08)" )
+ ROMX_LOAD( "linux.bin", 0, 0x8400000, CRC(7c98b249) SHA1(7c2e76edcbbcbfc3f3b0e53fb42d3e5c96e9a9fb), ROM_BIOS(1) )
+ ROM_SYSTEM_BIOS( 1, "wince", "Windows Embedded CE 6.00 (2011/03/14)" )
+ ROMX_LOAD( "wince.bin", 0, 0x8400000, CRC(6acd56b8) SHA1(d039968820348fb1169827fa12b38b94e80a076f), ROM_BIOS(2) )
+ ROM_SYSTEM_BIOS( 2, "android", "Android 1.5 (2009/05/13)" )
+ ROMX_LOAD( "android.bin", 0, 0x8400000, CRC(4721837d) SHA1(88fcf553b106d9fc624c9615d9c1da9c705ccb46), ROM_BIOS(3) )
+ROM_END
+
+COMP(2009, mini2440, 0, 0, mini2440, mini2440, mini2440_state, mini2440, "FriendlyARM", "Mini2440", 0)