/******************************************************************************* 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 ) 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"), m_s3c2440(*this, "s3c2440"), m_nand(*this, "nand"), m_dac1(*this, "dac1"), m_dac2(*this, "dac2"), m_penx(*this, "PENX"), m_peny(*this, "PENY") { } required_device m_maincpu; required_device m_s3c2440; required_device m_nand; required_device m_dac1; required_device m_dac2; required_ioport m_penx; required_ioport m_peny; UINT32 m_port[9]; DECLARE_DRIVER_INIT(mini2440); virtual void machine_start(); virtual void machine_reset(); DECLARE_INPUT_CHANGED_MEMBER(mini2440_input_changed); inline void verboselog(int n_level, const char *s_fmt, ...) ATTR_PRINTF(3,4); DECLARE_READ32_MEMBER(s3c2440_gpio_port_r); DECLARE_WRITE32_MEMBER(s3c2440_gpio_port_w); DECLARE_READ32_MEMBER(s3c2440_core_pin_r); DECLARE_WRITE8_MEMBER(s3c2440_nand_command_w ); DECLARE_WRITE8_MEMBER(s3c2440_nand_address_w ); DECLARE_READ8_MEMBER(s3c2440_nand_data_r ); DECLARE_WRITE8_MEMBER(s3c2440_nand_data_w ); DECLARE_WRITE16_MEMBER(s3c2440_i2s_data_w ); DECLARE_READ32_MEMBER(s3c2440_adc_data_r ); }; inline void mini2440_state::verboselog(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); } } /*************************************************************************** MACHINE HARDWARE ***************************************************************************/ // GPIO READ32_MEMBER(mini2440_state::s3c2440_gpio_port_r) { UINT32 data = m_port[offset]; switch (offset) { 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; } WRITE32_MEMBER(mini2440_state::s3c2440_gpio_port_w) { m_port[offset] = data; switch (offset) { case S3C2440_GPIO_PORT_B : { verboselog(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) */ READ32_MEMBER(mini2440_state::s3c2440_core_pin_r) { int data = 0; switch (offset) { 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 WRITE8_MEMBER(mini2440_state::s3c2440_nand_command_w ) { m_nand->command_w(data); } WRITE8_MEMBER(mini2440_state::s3c2440_nand_address_w ) { m_nand->address_w(data); } READ8_MEMBER(mini2440_state::s3c2440_nand_data_r ) { return m_nand->data_r(); } WRITE8_MEMBER(mini2440_state::s3c2440_nand_data_w ) { m_nand->data_w(data); } // I2S WRITE16_MEMBER(mini2440_state::s3c2440_i2s_data_w ) { if ( offset ) m_dac1->write_signed16(data + 0x8000); else m_dac2->write_signed16(data + 0x8000); } // ADC READ32_MEMBER(mini2440_state::s3c2440_adc_data_r ) { UINT32 data = 0; switch (offset) { case 2 + 0 : data = m_penx->read(); break; case 2 + 1 : data = 915 - m_peny->read() + 90; break; } verboselog(5, "s3c2440_adc_data_r %08X\n", data); return data; } // TOUCH INPUT_CHANGED_MEMBER(mini2440_state::mini2440_input_changed) { m_s3c2440->s3c2440_touch_screen( (newval & 0x01) ? 1 : 0); } // ... void mini2440_state::machine_start() { m_nand->set_data_ptr(memregion("nand")->base()); } void mini2440_state::machine_reset() { m_maincpu->reset(); memset( m_port, 0, sizeof( 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 MACHINE_CONFIG_START( mini2440, mini2440_state ) MCFG_CPU_ADD("maincpu", ARM920T, 400000000) MCFG_CPU_PROGRAM_MAP(mini2440_map) MCFG_PALETTE_ADD("palette", 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_SCREEN_UPDATE_DEVICE("s3c2440", s3c2440_device, screen_update) 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_DEVICE_ADD("s3c2440", S3C2440, 12000000) MCFG_S3C2440_PALETTE("palette") MCFG_S3C2440_CORE_PIN_R_CB(READ32(mini2440_state, s3c2440_core_pin_r)) MCFG_S3C2440_GPIO_PORT_R_CB(READ32(mini2440_state, s3c2440_gpio_port_r)) MCFG_S3C2440_GPIO_PORT_W_CB(WRITE32(mini2440_state, s3c2440_gpio_port_w)) MCFG_S3C2440_ADC_DATA_R_CB(READ32(mini2440_state, s3c2440_adc_data_r)) MCFG_S3C2440_I2S_DATA_W_CB(WRITE16(mini2440_state, s3c2440_i2s_data_w)) MCFG_S3C2440_NAND_COMMAND_W_CB(WRITE8(mini2440_state, s3c2440_nand_command_w)) MCFG_S3C2440_NAND_ADDRESS_W_CB(WRITE8(mini2440_state, s3c2440_nand_address_w)) MCFG_S3C2440_NAND_DATA_R_CB(READ8(mini2440_state, s3c2440_nand_data_r)) MCFG_S3C2440_NAND_DATA_W_CB(WRITE8(mini2440_state, s3c2440_nand_data_w)) MCFG_DEVICE_ADD("nand", NAND, 0) MCFG_NAND_TYPE(NAND_CHIP_K9F1G08U0B) MCFG_NAND_RNB_CALLBACK(DEVWRITELINE("s3c2440", s3c2440_device, frnb_w)) 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_MEMBER(DEVICE_SELF, mini2440_state, 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)