From 12cc62fd4922d414ca915da6c830a4ef627136f7 Mon Sep 17 00:00:00 2001 From: arbee Date: Sun, 26 Mar 2017 12:00:03 -0400 Subject: vp101: Improved support for reduced-cost VP050 version. [R. Belmont] --- src/mame/drivers/vp101.cpp | 256 +++++++++++++++++++++++++++++++++++++-------- 1 file changed, 212 insertions(+), 44 deletions(-) diff --git a/src/mame/drivers/vp101.cpp b/src/mame/drivers/vp101.cpp index 0429322cd56..6b549d2e8f6 100644 --- a/src/mame/drivers/vp101.cpp +++ b/src/mame/drivers/vp101.cpp @@ -2,21 +2,102 @@ // copyright-holders:R. Belmont /*************************************************************************** - Play Mechanix / Right Hand Tech "VP100" and "VP101" platforms + Play Mechanix / Right Hand Tech "VP50", "VP100" and "VP101" platforms (PCBs are also marked "Raw Thrills" but all RT games appear to be on PC hardware) - Preliminary driver by R. Belmont - - MIPS VR5500 at 300 to 400 MHz - Xilinx Virtex-II FPGA with custom 3D hardware and 1 or 2 PowerPC 405 CPU cores - AC97 audio with custom DMA frontend which streams 8 stereo channels - PIC18c442 protection chip (not readable) on VP101 only (VP100 is unprotected?) + Boards: + - VP101: Johnny Nero. The original (?) + - VP100: Special Forces Elite Training. A not-quite-complete VP101; missing ATA DMA. + - VP50 : Zoofari. Cost-reduced (?) with TX4925 SoC, much less complex FPGA. - 1 MB of VRAM at main RAM offset 0x07400000 + Preliminary driver by R. Belmont + + TODO: + - All games: that formidable sounding 3D accelerator mentioned below. + - All games: the sound system (the POST plays some example sounds) + - Zoofari's framebuffer is 256 color but I don't know where the CLUT comes from. + + To make the games go into a POST test, hold down START 1 while resetting. + + VP101 Features from http://web.archive.org/web/20041016000248/http://www.righthandtech.com/projects.htm + + MIPS VR5500 CPU + The VR5500 operates at either at 300 or 400 MHz with 120MHz external bus + MIPS 64-bit RISC architecture + Two-way super-scalar super pipeline + On-chip floating-point unit (FPU) + High-speed translation look-aside buffer (TLB)(48 double-entries) + On-chip primary cache memory (instruction/data: 32 KB each) + 2-way set associative, Supports line lock feature + Conforms to MIPS I, II, III, and IV instruction sets. Also supports product-sum operation instruction, rotate instruction, register scan instruction + Six execution units (ALU0, ALU1, FPU, FPU/MAC, BRU, and LSU) + Employment of out-of-order execution mechanism + Branch prediction mechanism - Branch history table with 4K entries + Support for CPU emulator connection via JTAG/n-Wire port + + Unified Memory Architecture - DDR SDRAM bank + Arbitrating DDR SDRAM Memory controller + 128Mbyte to 512Mbyte memory capacity + 120/240 MHz @ 64 bits - ~2GBytes/sec bandwidth + + 3D Render Engine + True color and 8-bit palette lookup textures + 8K byte texel cache for accelerated source texel selection. + Perspective corrected rendering + Bi-linear filter for source texel scaling + 256 Color Palette Lookup (888 RGB plus 8 bit Source Palette Alpha) + True Color Source Textures (888 RGB plus 8 bit Alpha) + 24 bit Z-buffer structure in DDR SDRAM buffer + Per-vertex colored lighting + Alpha channel structure in DDR SDRAM buffer + Pixel processing effects (fog, night, etc.) + 888 RGB Video DAC output section. + Bitmap structure in DDR SDRAM with DMA for screen update + Flexible CRT controller with X/Y gun interface counters + + Game I/O + Standard JAMMA I/O interface, including player 3 and 4 connectors + 4 channel general purpose A to D interface (steering wheel and control pedals) + 100baseT Ethernet interface for debugging and/or inter game communications + Forced-feedback “Wheel Driver Interface” for driving games + High-current drivers for lamps or solenoids + Gun interface I/O tightly coupled to the CRT controller + + Sound System + AC97 codec for low cost of implementation and development + TDA7375 40 Watt Integrated Amplifier + Codec fed from the DDR bank via a 16 channel (8 channels of stereo) DMA engine. + + ATA/IDE Disk Drive Interface + Standard ATA/IDE interface + Ultra DMA 33/66/100/133 to the DDR SDRAM memory + + Video DAC + RGB values at 8 bits per color + RGB voltage level adjustable from 0-1.0 Vp-p to 0-4.0 Vp-p + + Flash Memory + Minimum of 1MB of Flash memory – expandable to 4 MB + Updateable Boot ROM + Updateable FPGA configuration + + Battery Backed Up RAM + 32K bytes of non-volatile memory for static game configuration and high score table + Non-volatile Real-Time clock + + Small Footprint + Small outline design for easy kit retrofitting of existing cabinet + 12.2 in x 14.96 in + + Security Interface + Security processor provides for a means to “unlock” the FPGA functions + Enabled for software protection against piracy and unwarranted game updates + +Full populated and tested board is less than $500, including IDE hard disk. +Small outline design for easy kit retrofitting of existing cabinets. ****************************************************************************/ - #include "emu.h" #include "cpu/mips/mips3.h" #include "machine/ataintf.h" @@ -31,26 +112,33 @@ public: : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_mainram(*this, "mainram"), - m_ata(*this, "ata") + m_ata(*this, "ata"), + m_in0(*this, "IN0") { } virtual void machine_reset() override; virtual void machine_start() override; - + DECLARE_READ32_MEMBER(tty_ready_r); DECLARE_WRITE32_MEMBER(tty_w); DECLARE_READ32_MEMBER(test_r) { return 0xffffffff; } - + DECLARE_READ32_MEMBER(pic_r); DECLARE_WRITE32_MEMBER(pic_w); - + DECLARE_WRITE32_MEMBER(dmaaddr_w); - + DECLARE_WRITE_LINE_MEMBER(dmarq_w); - - - + + DECLARE_READ32_MEMBER(tty_4925_rdy_r) { return 0x2; } + + DECLARE_READ32_MEMBER(spi_status_r) { return 0x8007; } + + DECLARE_READ32_MEMBER(spi_r); + DECLARE_WRITE32_MEMBER(spi_w); + uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); + uint32_t vp50_screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); protected: @@ -58,6 +146,7 @@ protected: required_device m_maincpu; required_shared_ptr m_mainram; required_device m_ata; + required_ioport m_in0; // driver_device overrides virtual void video_start() override; @@ -65,6 +154,7 @@ protected: int pic_state; int m_dmarq_state; uint32_t m_dma_ptr; + uint32_t m_spi_select; }; void vp10x_state::machine_reset() @@ -76,9 +166,9 @@ void vp10x_state::machine_reset() void vp10x_state::machine_start() { m_maincpu->mips3drc_set_options(MIPS3DRC_FASTEST_OPTIONS); - m_maincpu->add_fastram(0x00000000, 0x07ffffff, false, m_mainram); +// m_maincpu->add_fastram(0x00000000, 0x03ffffff, false, m_mainram); } - + WRITE32_MEMBER(vp10x_state::dmaaddr_w) { m_dma_ptr = (data & 0x07ffffff); @@ -89,18 +179,18 @@ WRITE_LINE_MEMBER(vp10x_state::dmarq_w) if (state != m_dmarq_state) { m_dmarq_state = state; - + if (state) { uint16_t *RAMbase = (uint16_t *)&m_mainram[0]; - uint16_t *RAM = &RAMbase[m_dma_ptr>>1]; + uint16_t *RAM = &RAMbase[m_dma_ptr>>1]; - m_ata->write_dmack(ASSERT_LINE); + m_ata->write_dmack(ASSERT_LINE); while (m_dmarq_state) { *RAM++ = m_ata->read_dma(); - m_dma_ptr += 2; // pointer must advance + m_dma_ptr += 2; // pointer must advance } m_ata->write_dmack(CLEAR_LINE); @@ -108,7 +198,7 @@ WRITE_LINE_MEMBER(vp10x_state::dmarq_w) } } -READ32_MEMBER(vp10x_state::pic_r) +READ32_MEMBER(vp10x_state::pic_r) { static const uint8_t vers[5] = { 0x00, 0x01, 0x00, 0x00, 0x00 }; static const uint8_t serial[10] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a }; @@ -118,15 +208,15 @@ READ32_MEMBER(vp10x_state::pic_r) { case 0x20: return vers[pic_state++]; - + case 0x21: case 0x22: return serial[pic_state++]; - - case 0x23: // this is the same for jnero and specfrce. great security! + + case 0x23: // this is the same for jnero and specfrce. great security! return magic[pic_state++]; } - + return 0; } @@ -141,6 +231,16 @@ WRITE32_MEMBER(vp10x_state::pic_w) pic_state = 0; } +READ32_MEMBER(vp10x_state::spi_r) +{ + return 0xffffffff; +} + +WRITE32_MEMBER(vp10x_state::spi_w) +{ +// printf("%d to SPI select\n", data); + m_spi_select = data; +} void vp10x_state::video_start() { @@ -165,7 +265,33 @@ uint32_t vp10x_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, *line++ = word; } } + return 0; +} +// TODO: Palette is not at 0, where is it? +uint32_t vp10x_state::vp50_screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) +{ + const uint8_t *video_ram; + uint32_t *line; + int y, x; + int r,g,b; + const uint16_t *pal_ram = (const uint16_t *) &m_mainram[0]; + + for (y = 0; y < 240; y++) + { + line = &bitmap.pix32(y); + video_ram = (const uint8_t *) &m_mainram[(0x10000/4)+(y * 100)]; + + for (x = 0; x < 400; x++) + { + // assume 565 + r = pal_ram[video_ram[x]] >> 11; + g = (pal_ram[video_ram[x]] >> 5) & 0x3f; + b = pal_ram[video_ram[x]] & 0x1f; + + *line++ = (r << 19) | (g << 10) | (b << 3); + } + } return 0; } @@ -178,25 +304,41 @@ WRITE32_MEMBER(vp10x_state::tty_w) // set breakpoint at bfc01430 to catch when { // uncomment to see startup messages - it says "RAM OK" and "EPI RSS Ver 4.5.1" followed by "" and then lots of dots // Special Forces also says " = 00000032" - printf("%c", data); +// printf("%c", data); } static ADDRESS_MAP_START( main_map, AS_PROGRAM, 32, vp10x_state ) - AM_RANGE(0x00000000, 0x07ffffff) AM_RAM AM_SHARE("mainram") // this is a sufficient amount to get "RAM OK" + AM_RANGE(0x00000000, 0x07ffffff) AM_RAM AM_SHARE("mainram") AM_RANGE(0x14000000, 0x14000003) AM_READ(test_r) AM_RANGE(0x1c000000, 0x1c000003) AM_WRITE(tty_w) // RSS OS code uses this one AM_RANGE(0x1c000014, 0x1c000017) AM_READ(tty_ready_r) AM_RANGE(0x1c400000, 0x1c400003) AM_WRITE(tty_w) // boot ROM code uses this one AM_RANGE(0x1c400014, 0x1c400017) AM_READ(tty_ready_r) AM_RANGE(0x1ca0000c, 0x1ca0000f) AM_READ_PORT("IN0") - AM_RANGE(0x1ca00010, 0x1ca00013) AM_READ(test_r) // bits here cause various test mode stuff + AM_RANGE(0x1ca00010, 0x1ca00013) AM_READ(test_r) // bits here cause various test mode stuff AM_RANGE(0x1cf00000, 0x1cf00003) AM_NOP AM_READNOP - AM_RANGE(0x1d000030, 0x1d000033) AM_WRITE(dmaaddr_w) // ATA DMA destination address + AM_RANGE(0x1d000030, 0x1d000033) AM_WRITE(dmaaddr_w) // ATA DMA destination address AM_RANGE(0x1d000040, 0x1d00005f) AM_DEVREADWRITE16("ata", ata_interface_device, read_cs0, write_cs0, 0x0000ffff) AM_RANGE(0x1d000060, 0x1d00007f) AM_DEVREADWRITE16("ata", ata_interface_device, read_cs1, write_cs1, 0x0000ffff) AM_RANGE(0x1f200000, 0x1f200003) AM_READWRITE(pic_r, pic_w) - AM_RANGE(0x1f807000, 0x1f807fff) AM_RAM AM_SHARE("nvram") + AM_RANGE(0x1f807000, 0x1f807fff) AM_RAM AM_SHARE("nvram") + AM_RANGE(0x1fc00000, 0x1fffffff) AM_ROM AM_REGION("maincpu", 0) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( vp50_map, AS_PROGRAM, 32, vp10x_state ) + AM_RANGE(0x00000000, 0x03ffffff) AM_RAM AM_SHARE("mainram") + AM_RANGE(0x1f000010, 0x1f00001f) AM_DEVREADWRITE16("ata", ata_interface_device, read_cs1, write_cs1, 0xffffffff) + AM_RANGE(0x1f000020, 0x1f00002f) AM_DEVREADWRITE16("ata", ata_interface_device, read_cs0, write_cs0, 0xffffffff) + AM_RANGE(0x1f400000, 0x1f400003) AM_NOP // FPGA bitstream download? + AM_RANGE(0x1f400800, 0x1f400bff) AM_RAM AM_SHARE("nvram") AM_RANGE(0x1fc00000, 0x1fffffff) AM_ROM AM_REGION("maincpu", 0) + + // TX4925 peripherals + AM_RANGE(0xff1ff40c, 0xff1ff40f) AM_READ(tty_4925_rdy_r) + AM_RANGE(0xff1ff41c, 0xff1ff41f) AM_WRITE(tty_w) + AM_RANGE(0xff1ff500, 0xff1ff503) AM_NOP + AM_RANGE(0xff1ff814, 0xff1ff817) AM_READ(spi_status_r) + AM_RANGE(0xff1ff818, 0xff1ff81b) AM_READWRITE(spi_r, spi_w) ADDRESS_MAP_END static INPUT_PORTS_START( vp101 ) @@ -205,14 +347,22 @@ static INPUT_PORTS_START( vp101 ) PORT_BIT( 0x00000002, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x00000004, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x00000008, IP_ACTIVE_LOW, IPT_START2 ) - + PORT_BIT( 0xfffffff0, IP_ACTIVE_HIGH, IPT_UNKNOWN ) INPUT_PORTS_END +static INPUT_PORTS_START( vp50 ) + PORT_START("IN0") + PORT_BIT( 0x00000001, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x00000002, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x00000004, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x00000008, IP_ACTIVE_LOW, IPT_START2 ) + + PORT_BIT( 0xfffffff0, IP_ACTIVE_HIGH, IPT_UNKNOWN ) +INPUT_PORTS_END static MACHINE_CONFIG_START( vp101, vp10x_state ) - MCFG_CPU_ADD("maincpu", R5000LE, 400000000) /* actually VR5500 with added NEC VR-series custom instructions */ - MCFG_MIPS3_ICACHE_SIZE(32768) + MCFG_CPU_ADD("maincpu", VR5500LE, 400000000) MCFG_MIPS3_DCACHE_SIZE(32768) MCFG_MIPS3_SYSTEM_CLOCK(100000000) MCFG_CPU_PROGRAM_MAP(main_map) @@ -223,13 +373,30 @@ static MACHINE_CONFIG_START( vp101, vp10x_state ) MCFG_SCREEN_UPDATE_DRIVER(vp10x_state, screen_update) MCFG_SCREEN_SIZE(320, 240) MCFG_SCREEN_VISIBLE_AREA(0, 319, 0, 239) - + MCFG_ATA_INTERFACE_ADD("ata", ata_devices, "hdd", nullptr, false) MCFG_ATA_INTERFACE_DMARQ_HANDLER(WRITELINE(vp10x_state, dmarq_w)) - + MCFG_NVRAM_ADD_0FILL("nvram") MACHINE_CONFIG_END +static MACHINE_CONFIG_START( vp50, vp10x_state ) + MCFG_CPU_ADD("maincpu", TX4925LE, 200000000) + MCFG_MIPS3_DCACHE_SIZE(32768) + MCFG_MIPS3_SYSTEM_CLOCK(100000000) + MCFG_CPU_PROGRAM_MAP(vp50_map) + + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */) + MCFG_SCREEN_UPDATE_DRIVER(vp10x_state, vp50_screen_update) + MCFG_SCREEN_SIZE(400, 240) + MCFG_SCREEN_VISIBLE_AREA(0, 399, 0, 239) + + MCFG_ATA_INTERFACE_ADD("ata", ata_devices, "hdd", nullptr, false) + + MCFG_NVRAM_ADD_0FILL("nvram") +MACHINE_CONFIG_END ROM_START(jnero) ROM_REGION(0x400000, "maincpu", 0) /* Boot ROM */ @@ -238,14 +405,15 @@ ROM_START(jnero) ROM_REGION(0x80000, "pic", 0) /* PIC18c422 program - read-protected, need dumped */ ROM_LOAD( "8722a-1206.bin", 0x000000, 0x80000, NO_DUMP ) - DISK_REGION( "ata:0:hdd:image" ) - DISK_IMAGE_READONLY("jn010108", 0, SHA1(4f3e9c6349c9be59213df1236dba7d79e7cd704e) ) + DISK_REGION( "ata:0:hdd:image" ) /* ideally an IDENTIFY page from a real drive should be the IDTN metadata, + but even factory-new boardsets came with a variety of HDD makes and models */ + DISK_IMAGE_READONLY("jn010108", 0, SHA1(5a27990478b65fca801c3a6518c519c5b4ca934d) ) ROM_END ROM_START(specfrce) ROM_REGION(0x400000, "maincpu", 0) /* Boot ROM */ ROM_LOAD( "special_forces_boot_v3.4.u4", 0x000000, 0x100000, CRC(db4862ac) SHA1(a1e886d424cf7d26605e29d972d48e8d44ae2d58) ) - ROM_LOAD( "special_forces_boot_v3.5.u4", 0x000000, 0x100000, CRC(ae8dfdf0) SHA1(d64130e710d0c70095ad8ebd4e2194b8c461be4a) ) /* Newer, but keep both in driver */ + //ROM_LOAD( "special_forces_boot_v3.5.u4", 0x000000, 0x100000, CRC(ae8dfdf0) SHA1(d64130e710d0c70095ad8ebd4e2194b8c461be4a) ) /* Newer, but keep both in driver */ ROM_REGION(0x80000, "pic", 0) /* PIC18c422 I/P program - read-protected, need dumped */ ROM_LOAD( "special_forces_et_u7_rev1.2.u7", 0x000000, 0x80000, NO_DUMP ) @@ -265,6 +433,6 @@ ROM_START(zoofari) DISK_IMAGE_READONLY("zoofari", 0, SHA1(8fb9cfb1ab2660f40b643fcd772243903bd69a6c) ) ROM_END -GAME( 2002, specfrce, 0, vp101, vp101, driver_device, 0, ROT0, "ICE/Play Mechanix", "Special Forces Elite Training", MACHINE_IS_SKELETON ) -GAME( 2004, jnero, 0, vp101, vp101, driver_device, 0, ROT0, "ICE/Play Mechanix", "Johnny Nero Action Hero", MACHINE_IS_SKELETON ) -GAME( 2006, zoofari, 0, vp101, vp101, driver_device, 0, ROT0, "ICE/Play Mechanix", "Zoofari", MACHINE_IS_SKELETON ) +GAME( 2002, specfrce, 0, vp101, vp101, driver_device, 0, ROT0, "ICE/Play Mechanix", "Special Forces Elite Training", MACHINE_NOT_WORKING | MACHINE_NO_SOUND ) +GAME( 2004, jnero, 0, vp101, vp101, driver_device, 0, ROT0, "ICE/Play Mechanix", "Johnny Nero Action Hero", MACHINE_NOT_WORKING | MACHINE_NO_SOUND ) +GAME( 2006, zoofari, 0, vp50, vp50, driver_device, 0, ROT0, "ICE/Play Mechanix", "Zoofari", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) -- cgit v1.2.3