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diff --git a/src/mame/drivers/mips.cpp b/src/mame/drivers/mips.cpp
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-// license:BSD-3-Clause
-// copyright-holders:Patrick Mackinlay
-
-/*
- * An emulation of systems designed and manufactured by MIPS Computer Systems,
- * all of which use MIPS R2000, R3000 or R6000 CPUs, and run the RISC/os
- * operating system.
- *
- * This driver is intended to eventually cover the following models:
- *
- * Model Board CPU Clock Slots Disk Package Other
- * M/500 R2300 R2000 5MHz VME ESDI
- * M/800 R2600 R2000 8MHz VME ESDI
- * M/1000 R2800 R2000 10MHz VME ESDI
- * M/120-3 R2400 R2000 12.5MHz PC-AT SCSI Deskside aka Intrepid
- * M/120-5 R2400 R2000 16MHz PC-AT SCSI Deskside
- * M/180 R2400
- * M/2000-6 R3200 R3000 20MHz VMEx13 SMD Rack Cabinet
- * M/2000-8 R3200 R3000 25MHz VMEx13 SMD Rack Cabinet
- * M/2000-? RB3125 R3000 33MHz
- * RC2030 I2000 R2000 16MHz SCSI Desktop aka M/12, Jupiter
- * RS2030 I2000 R2000 16MHz SCSI Desktop aka M/12, Jupiter
- * RC3230 R3030 R3000 25MHz PC-ATx1 SCSI Desktop aka M/20, Pizazz
- * RS3230 R3030 R3000 25MHz PC-ATx1 SCSI Desktop aka M/20, Pizazz, Magnum 3000
- * RC3240 R3000 25MHz PC-ATx4 SCSI Deskside M/120 with CPU-board upgrade
- * RC3330 R3000 33MHz PC-AT SCSI Desktop
- * RS3330 R3000 33MHz PC-AT SCSI Desktop
- * RC3260 R3000 25MHz VMEx7 SCSI Pedestal
- * RC3360 RB3133 R3000 33MHz VME SCSI Pedestal
- * RC3370 RB3133
- * RC6260 R6300 R6000 66MHz VME SCSI Pedestal
- * RC6280 R6300 R6000 66MHz VMEx6 SMD Data Center
- * RC6380-100 R6000x1 66MHz VME SMD Data Center
- * RC6380-200 R6000x2 66MHz VME SMD Data Center
- * RC6380-400 R6000x4 66MHz VME SMD Data Center
- *
- * Sources:
- *
- * http://www.umips.net/
- * http://www.geekdot.com/the-mips-rs2030/
- * http://www.jp.netbsd.org/ports/mipsco/models.html
- * http://www.prumpleffer.de/~miod/machineroom/machines/mips/magnum/index.html
- * https://web.archive.org/web/20140518203135/http://no-l.org/pages/riscos.html
- *
- * TODO (rx3230)
- * - verify/complete address maps
- * - keyboard controller and interrupts
- * - isa slot and colour graphics board
- * - idprom
- *
- * Ref Part Function
- *
- * I2000 system board:
- *
- * MIPS R2000A Main CPU
- * PACEMIPS PR2010A Floating point unit
- * 33.3330 MHz crystal CPU clock
- * DL15CC200
- * DDU7F-25 Delay line (10 taps @ 2.5ns per tap)
- * VLSI VL85C30-08PC Serial port controller
- * ST Z8038AB1 FIO Parallel port controller
- * 1.8432 MHz crystal Serial clock
- * NEC D70216L-10 I/O processor
- * Adaptec AIC-6250DL SCSI controller
- * AMD AM7990DCB/80 Ethernet controller
- * 20 MHz crystal
- * 2VP5U9 DC/DC converter (Ethernet transceiver power?)
- * WDC WD37C65BJW Floppy controller
- * Intel P8742AH Keyboard controller
- * Dallas DS1287 RTC and NVRAM
- * buzzer Connected to keyboard controller?
- *
- * P4C164-25PC Cache RAM? (8Kx8, total 112KiB)
- * U?-U? 14 parts
- *
- * 27C512 64K EPROM V50 IPL (64Kx8, total 256KiB)
- * U139-U142 4 parts
- *
- * M5M4464 V50 RAM (64Kx4, total 128KiB)
- * U164-U167 4 parts
- *
- *
- * Jupiter video board:
- *
- * Idt75C458 256x24 Color RAMDAC
- * Bt438KC Clock generator
- * 108.180 MHz crystal
- *
- * D41264V-12 Video RAM (64Kx4, total 1280KiB)
- * U?-U? 40 parts
- *
- *
- * R3030 system board (Assy. No. 03-00082- rev J):
- *
- * N2B1 IDT 79R3000-25G CPU
- * L6B1 IDT 79R3010L-25OJ FPU
- * C3A2 50.0000 MHz crystal
- * G2B8 MIPS 32-00039-000 RAMBO DMA/timer ASIC?
- * H8B8 MIPS 32-00038-000 Cache control/write buffer ASIC?
- * H8A3 MIPS 32-00038-000 Cache control/write buffer ASIC?
- * E3H7 NCR 53C94 SCSI controller
- * C410 Intel N82072 Floppy controller
- * B510 Z85C3010VSC Serial controller
- * C232 AMD AM7990JC/80 Ethernet controller
- * AMD AM7992BDC Ethernet serial interface
- * M48T02 RTC and NVRAM (labelled B6B93)
- * MCS-48? Keyboard controller
- * A7A7 DP8530V Clock generator
- * AM27C1024 IPL EPROM (128KiB, MSW)
- * 50-314-003
- * 3230 RIGHT
- * CKSM / B098BB9
- * TMS27C210 IPL EPROM (128KiB, LSW)
- * 50-314-003
- * 3230 LEFT
- * CKSM / 045A
- *
- *
- * Colour graphics board (assy. no. 03-00087- rev D):
- *
- * UF4 Bt459KG110 256x24 Color RAMDAC
- * UC4 Bt435KPJ Clock generator?
- * OSC3 108.1800 MHz crystal Pixel clock
- *
- * ? Video RAM (total 1280KiB?)
- * UJ11-UM11 8 parts
- * UJ13-UM13 8 parts
- */
-/*
- * Rx2030 WIP
- *
- * - keyboard reset failure
- *
- * V50 internal peripherals:
- * base = 0xfe00
- * serial (sula): fe00
- * timer (tula): fe08
- * int (iula): fe10
- * dma (dula): fe20
- *
- * V50 IPL diagnostic routines
- * NVRAM f8dc4
- * Ethernet ID f8b58
- * Parallel f8c5c
- * Keyboard f4cbc
- * SCC ec0fc
- * Floppy ee3ea
- * SCSI f426e
- * LANCE f8f68
- *
- * V50 interrupts:
- * intp1 <- SCU
- * intp2 <- CPU interface
- * intp3 <- SCC
- * intp4 <- FIO
- * intp5 <- LANCE
- * intp6 <- floppy?
- * intp7 <- SCSI
- *
- * R2000 interrupts:
- * int0 <- ?
- * int1 <- iop keyboard
- * int2 <- ?
- * int4 <- iop clock
- * int5 <- vblank
- */
-/*
- * Rx3230 WIP
- *
- * status: boots RISC/os from network, panics during installation
- *
- * R3000 interrupts
- * 0 <- lance, scc, slot, keyboard
- * 1 <- scsi
- * 2 <- timer
- * 3 <- fpu
- * 4 <- fdc
- * 5 <- parity error
- *
- * Keyboard controller output port
- * 4: select 1M/4M SIMMs?
- *
- * PON failures
- * kseg0/kseg1 cache
- * instruction cache functionality (skipped)
- * instruction cache mats+ (skipped)
- * data cache block refill
- * instruction cache block refill (skipped)
- * scc - requires z80scc zero count interrupt
- * tod - loop <1 second real time?
- * color frame buffer (skipped)
- * dma controller chip
- * scsi controller chip
- * tlb (skipped) - all pass except tlb_n (requires cpu data cache)
- * exception (skipped)
- * parity
- * dma parity (skipped)
- * at serial board (skipped)
- */
-
-#include "emu.h"
-
-#include "includes/mips.h"
-
-#include "imagedev/floppy.h"
-
-#include "debugger.h"
-
-#define LOG_GENERAL (1U << 0)
-#define LOG_MMU (1U << 1)
-#define LOG_IOCB (1U << 2)
-
-#define VERBOSE 0
-#include "logmacro.h"
-
-namespace {
-
-FLOPPY_FORMATS_MEMBER(mips_floppy_formats)
- FLOPPY_PC_FORMAT
-FLOPPY_FORMATS_END
-
-} // anonymous namespace
-
-void rx2030_state::machine_start()
-{
- save_item(NAME(m_mmu));
- save_item(NAME(m_iop_interface));
-}
-
-void rx2030_state::machine_reset()
-{
- m_cpu->set_input_line(INPUT_LINE_RESET, 1);
-}
-
-void rx2030_state::rx2030_init()
-{
- m_iop_interface = IOP_NERR | DBG_ABSENT;
-
- // map the configured ram and vram
- m_cpu->space(0).install_ram(0x00000000, m_ram->mask(), m_ram->pointer());
-
- // page zero of prom space is mapped to ram page zero
- m_cpu->space(0).install_rom(0x1fc00000, 0x1fc00fff, m_ram->pointer());
-
- if (!m_vram)
- m_iop_interface |= VID_ABSENT;
-
- /*
- * HACK: the prom bfs code broadcasts to the network address (i.e. the
- * host portion is "all zeroes"), instead of to the standard "all ones".
- * This makes it very difficult to receive the bfs request in a modern host
- * OS; the patch changes the code to broadcast to the standard broadcast
- * address instead.
- *
- * Technique is identical to that described for the rx3230 below.
- */
- switch (system_bios())
- {
- case 1:
- m_rom[0x1ab68 >> 1] = 0x0624;
- m_rom[0x1ab6a >> 1] = 0xffff;
- break;
-
- case 2:
- m_rom[0x1a7f8 >> 1] = 0x0624;
- m_rom[0x1a7fa >> 1] = 0xffff;
- break;
- }
-}
-
-u16 rx2030_state::mmu_r(offs_t offset, u16 mem_mask)
-{
- offs_t const address = (m_mmu[(offset >> 11) & 0x1f] << 12) | ((offset << 1) & 0xfff);
-
- u16 const data = (m_ram->read(BYTE4_XOR_BE(address + 1)) << 8) | m_ram->read(BYTE4_XOR_BE(address + 0));
-
- LOGMASKED(LOG_MMU, "mmu_r offset 0x%06x reg %d page 0x%04x mapped 0x%06x data 0x%04x\n",
- (offset << 1), (offset >> 11) & 0x1f, m_mmu[(offset >> 11) & 0x1f], address, data);
-
- return data;
-}
-
-void rx2030_state::mmu_w(offs_t offset, u16 data, u16 mem_mask)
-{
- offs_t const address = (m_mmu[(offset >> 11) & 0x1f] << 12) | ((offset << 1) & 0xfff);
-
- LOGMASKED(LOG_MMU, "mmu_w offset 0x%06x reg %d page 0x%04x mapped 0x%06x data 0x%04x (%s)\n",
- (offset << 1), (offset >> 11) & 0x1f, m_mmu[(offset >> 11) & 0x1f], address, data, machine().describe_context());
-
- if (ACCESSING_BITS_0_7)
- m_ram->write(BYTE4_XOR_BE(address + 0), data);
-
- if (ACCESSING_BITS_8_15)
- m_ram->write(BYTE4_XOR_BE(address + 1), data >> 8);
-}
-
-void rx2030_state::iop_program_map(address_map &map)
-{
- // 00000:1ffff 128k ram (64kx4, 4 parts)
- // 20000:3ffff 128k shared (32x4k mapped pages, bits 0-11 offset, bits 12-16 mmu register)
- // 80000:fffff 512k eprom (256k x 2 copies)
-
- map(0x00000, 0x1ffff).ram();
- map(0x20000, 0x3ffff).rw(FUNC(rx2030_state::mmu_r), FUNC(rx2030_state::mmu_w));
-
- map(0x80000, 0xbffff).rom().region("rx2030", 0).mirror(0x40000);
-}
-
-void rx2030_state::iop_io_map(address_map &map)
-{
- map(0x0000, 0x003f).lrw16(
- NAME([this] (offs_t offset, u16 mem_mask) { return m_mmu[offset]; }),
- NAME([this] (offs_t offset, u16 data, u16 mem_mask) { m_mmu[offset] = data; }));
-
- map(0x0040, 0x0043).m(m_fdc, FUNC(wd37c65c_device::map)).umask16(0xff);
- map(0x0044, 0x0045).w(m_fdc, FUNC(wd37c65c_device::dor_w)).umask16(0xff);
- map(0x0048, 0x0049).w(m_fdc, FUNC(wd37c65c_device::ccr_w)).umask16(0xff);
- //map(0x004c, 0x004d).r(m_fdc, FUNC(?)).umask16(0xff);
-
- map(0x0080, 0x0083).rw(m_scsi, FUNC(aic6250_device::read), FUNC(aic6250_device::write)).umask16(0xff);
-
- /*
- * HACK: Substitute the keyboard "set defaults" command for the "reset"
- * command to avoid an issue where the keyboard is still busy performing
- * the reset and does not accept commands being sent to it to change the
- * scan code set. Possibly caused by imperfect V50 timing and/or memory
- * wait states that make the IOP code execute more slowly than emulated.
- */
- map(0x00c0, 0x00c1).lrw8(NAME([this] () { return m_kbdc->data_r(); }), NAME([this] (u8 data) { m_kbdc->data_w(data == 0xff ? 0xf6 : data); })).umask16(0xff);
- map(0x00c4, 0x00c5).rw(m_kbdc, FUNC(at_keyboard_controller_device::status_r), FUNC(at_keyboard_controller_device::command_w)).umask16(0xff);
-
- map(0x0100, 0x0107).rw(m_scc, FUNC(z80scc_device::ab_dc_r), FUNC(z80scc_device::ab_dc_w)).umask16(0xff);
-
- map(0x0140, 0x0143).rw(m_net, FUNC(am7990_device::regs_r), FUNC(am7990_device::regs_w));
-
- map(0x0180, 0x018b).lr8(
- [] (offs_t offset)
- {
- // Ethernet MAC address (LSB first)
- static u8 const mac[] = { 0x00, 0x00, 0x6b, 0x12, 0x34, 0x56 };
-
- return mac[offset];
- }, "mac_r").umask16(0xff);
-
- // iop tests bits 0x04, 0x10 and 0x20
- map(0x01c0, 0x01c1).lr8(NAME([this] () { return m_iop_interface; })); // maybe?
-
- map(0x0200, 0x0201).rw(m_fio, FUNC(z8038_device::fifo_r<1>), FUNC(z8038_device::fifo_w<1>)).umask16(0xff);
- map(0x0202, 0x0203).rw(m_fio, FUNC(z8038_device::reg_r<1>), FUNC(z8038_device::reg_w<1>)).umask16(0xff);
-
- map(0x0240, 0x0241).lw8(NAME([this] (u8 data) { m_rtc->write(0, data); })).umask16(0xff00);
- map(0x0280, 0x0281).lrw8(
- NAME([this] () { return m_rtc->read(1); }),
- NAME([this] (u8 data) { m_rtc->write(1, data); })).umask16(0xff00);
-
- map(0x02c0, 0x2c1).lw8([this](u8 data)
- {
- switch (data)
- {
- case 0: LOG("cpu interrupt 0 asserted\n"); m_cpu->set_input_line(INPUT_LINE_IRQ0, ASSERT_LINE); break;
- case 1: LOG("cpu interrupt 1 asserted\n"); m_cpu->set_input_line(INPUT_LINE_IRQ1, ASSERT_LINE); break;
- case 2: LOG("cpu interrupt 2 asserted\n"); m_cpu->set_input_line(INPUT_LINE_IRQ2, ASSERT_LINE); break;
- case 3: LOG("cpu interrupt 4 asserted\n"); m_cpu->set_input_line(INPUT_LINE_IRQ4, ASSERT_LINE); break;
-
- case 4:
- if (m_cpu->suspended())
- {
- LOG("cpu reset released\n");
- m_cpu->set_input_line(INPUT_LINE_RESET, CLEAR_LINE);
- }
- else
- m_iop->set_input_line(INPUT_LINE_IRQ2, CLEAR_LINE);
- m_iop_interface |= IOP_IACK;
- m_iop_interface &= ~IOP_IRQ;
- break;
-
- default:
- LOG("cpu interface command 0x%02x\n", data);
- break;
-
- //case 5: break; // unknown
- //case 6:
- //case 7:
- // something to do with shared memory access?
- //break;
- }
- }, "cpu_interface_w").umask16(0xff);
-
- map(0x0380, 0x0381).lw8(NAME([this](u8 data) { logerror("led_w 0x%02x\n", data); })).umask16(0xff00);
-}
-
-void rx2030_state::rx2030_map(address_map &map)
-{
- map(0x02000000, 0x02000003).lrw8(
- NAME([this]() { return m_iop_interface; }),
- [this](u8 data)
- {
- switch (data)
- {
- case 0: LOG("cpu interrupt 0 cleared\n"); m_cpu->set_input_line(INPUT_LINE_IRQ0, CLEAR_LINE); break;
- case 1: LOG("cpu interrupt 1 cleared\n"); m_cpu->set_input_line(INPUT_LINE_IRQ1, CLEAR_LINE); break;
- case 2: LOG("cpu interrupt 2 cleared\n"); m_cpu->set_input_line(INPUT_LINE_IRQ2, CLEAR_LINE); break;
- case 3: LOG("cpu interrupt 4 cleared\n"); m_cpu->set_input_line(INPUT_LINE_IRQ4, CLEAR_LINE); break;
- break;
-
- case 4:
- if (VERBOSE & LOG_IOCB)
- {
- static char const *const iop_commands[] =
- {
- "IOP", "UART0", "UART1", "NVRAM", "LED", "CLOCK", "TOD", "SCSI0",
- "SCSI1", "SCSI2", "SCSI3", "SCSI4", "SCSI5", "SCSI6", "SCSI7", "FLOPPY0",
- "FLOPPY1", "LANCE", "PP", "KYBD", "MOUSE", "BUZZER", "UNK22", "UNK23"
- };
- static char const *const iop_lance[] =
- {
- "", "PROBE", "INIT", "STOP", "STRT", "RECV", "XMIT", "XMIT_DONE",
- "STAT", "INIT_DONE", "RESET", "DBG_ON", "DBG_OFF", "MISS"
- };
-
- for (int iocb = 0; iocb < 24; iocb++)
- {
- // check if command semaphore set
- if (m_ram->read(0x1000 + iocb * 16 + 10) || m_ram->read(0x1000 + iocb * 16 + 11))
- {
- u32 const iocb_cmdparam = m_ram->read(0x1000 + iocb * 16 + 0)
- | (m_ram->read(0x1000 + iocb * 16 + 1) << 8)
- | (m_ram->read(0x1000 + iocb * 16 + 2) << 16)
- | (m_ram->read(0x1000 + iocb * 16 + 3) << 24);
-
- u16 const iop_cmd = m_ram->read(0x1000 + iocb_cmdparam + 2) | (m_ram->read(0x1000 + iocb_cmdparam + 3) << 8);
-
- switch (iocb)
- {
- case 5: // clock
- LOGMASKED(LOG_IOCB, "iocb %s command 0x%04x (%s)\n",
- iop_commands[iocb], m_ram->read(0x1000 + iocb_cmdparam + 6) | (m_ram->read(0x1000 + iocb_cmdparam + 7) << 8),
- machine().describe_context());
- break;
-
- case 17: // lance
- LOGMASKED(LOG_IOCB, "iocb %s command %s (%s)\n",
- iop_commands[iocb], iop_lance[iocb_cmdparam],
- machine().describe_context());
- break;
-
- case 19: // keyboard
- LOGMASKED(LOG_IOCB, "iocb %s command 0x%04x data 0x%02x (%s)\n",
- iop_commands[iocb], iop_cmd,
- m_ram->read(0x1000 + iocb_cmdparam + 7),
- machine().describe_context());
- break;
-
- default:
- LOGMASKED(LOG_IOCB, "iocb %s command 0x%04x (%s)\n",
- iop_commands[iocb], iop_cmd,
- machine().describe_context());
- break;
- }
- }
- }
- }
-
- // interrupt the iop
- m_iop_interface &= ~IOP_IACK;
- m_iop_interface |= IOP_IRQ;
- m_iop->set_input_line(INPUT_LINE_IRQ2, ASSERT_LINE);
- break;
-
- case 6: LOG("led on\n"); break;
- case 7: LOG("led off\n"); break;
-
- default:
- LOG("iop interface command 0x%02x (%s)\n", data, machine().describe_context());
- break;
- }
- }, "iop_interface_w"
- ).umask32(0xff);
-}
-
-void rx2030_state::rs2030_map(address_map &map)
-{
- rx2030_map(map);
-
- // video hardware
- map(0x01000000, 0x011fffff).ram().share("vram");
- map(0x01ffff00, 0x01ffffff).m(m_ramdac, FUNC(bt458_device::map)).umask32(0xff);
-
- //map(0x01ff1000, 0x01ff1001).w() // graphics register?
- //map(0x01ff0080, 0x01ff0081).w() // graphics register?
-}
-
-u16 rx2030_state::lance_r(offs_t offset, u16 mem_mask)
-{
- u16 const data =
- (m_ram->read(BYTE4_XOR_BE(offset + 1)) << 8) |
- m_ram->read(BYTE4_XOR_BE(offset + 0));
-
- return data;
-}
-
-void rx2030_state::lance_w(offs_t offset, u16 data, u16 mem_mask)
-{
- if (ACCESSING_BITS_0_7)
- m_ram->write(BYTE4_XOR_BE(offset + 0), data);
-
- if (ACCESSING_BITS_8_15)
- m_ram->write(BYTE4_XOR_BE(offset + 1), data >> 8);
-}
-
-static void mips_scsi_devices(device_slot_interface &device)
-{
- device.option_add("harddisk", NSCSI_HARDDISK);
- device.option_add("cdrom", NSCSI_CDROM);
-}
-
-void rx2030_state::rx2030(machine_config &config)
-{
- R2000A(config, m_cpu, 33.333_MHz_XTAL / 2, 32768, 32768);
- m_cpu->set_fpu(mips1_device_base::MIPS_R2010A);
- m_cpu->in_brcond<0>().set([]() { return 1; }); // writeback complete
-
- V50(config, m_iop, 20_MHz_XTAL);
- m_iop->set_addrmap(AS_PROGRAM, &rx2030_state::iop_program_map);
- m_iop->set_addrmap(AS_IO, &rx2030_state::iop_io_map);
- m_iop->out_handler<2>().set(m_buzzer, FUNC(speaker_sound_device::level_w));
-
- // general dma configuration
- m_iop->out_hreq_cb().set(m_iop, FUNC(v50_device::hack_w));
- m_iop->in_mem16r_cb().set(FUNC(rx2030_state::mmu_r));
- m_iop->out_mem16w_cb().set(FUNC(rx2030_state::mmu_w));
-
- // dma channel 1: scsi
- m_iop->in_io16r_cb<1>().set(m_scsi, FUNC(aic6250_device::dma16_r));
- m_iop->out_io16w_cb<1>().set(m_scsi, FUNC(aic6250_device::dma16_w));
- m_iop->out_dack_cb<1>().set(m_scsi, FUNC(aic6250_device::back_w));
-
- RAM(config, m_ram);
- m_ram->set_default_size("16M");
- m_ram->set_extra_options("4M,8M,12M");
- m_ram->set_default_value(0);
-
- // rtc and nvram
- MC146818(config, m_rtc, 32.768_kHz_XTAL);
-
- // parallel port
- Z8038(config, m_fio, 0);
- m_fio->out_int_cb<1>().set_inputline(m_iop, INPUT_LINE_IRQ4);
-
- // keyboard connector
- pc_kbdc_device &kbd_con(PC_KBDC(config, "kbd_con", 0));
- kbd_con.out_clock_cb().set(m_kbdc, FUNC(at_keyboard_controller_device::kbd_clk_w));
- kbd_con.out_data_cb().set(m_kbdc, FUNC(at_keyboard_controller_device::kbd_data_w));
-
- // keyboard port
- PC_KBDC_SLOT(config, m_kbd, pc_at_keyboards, nullptr);
- m_kbd->set_pc_kbdc_slot(&kbd_con);
-
- // keyboard controller
- AT_KEYBOARD_CONTROLLER(config, m_kbdc, 12_MHz_XTAL);
- //m_kbdc->hot_res().set_inputline(m_maincpu, INPUT_LINE_RESET);
- m_kbdc->kbd_clk().set(kbd_con, FUNC(pc_kbdc_device::clock_write_from_mb));
- m_kbdc->kbd_data().set(kbd_con, FUNC(pc_kbdc_device::data_write_from_mb));
- m_kbdc->set_default_bios_tag("award15");
-
- SCC85C30(config, m_scc, 1.8432_MHz_XTAL);
- m_scc->configure_channels(m_scc->clock(), m_scc->clock(), m_scc->clock(), m_scc->clock());
- m_scc->out_int_callback().set_inputline(m_iop, INPUT_LINE_IRQ3);
-
- // scc channel A (tty0)
- RS232_PORT(config, m_tty[0], default_rs232_devices, nullptr);
- m_tty[0]->cts_handler().set(m_scc, FUNC(z80scc_device::ctsa_w));
- m_tty[0]->dcd_handler().set(m_scc, FUNC(z80scc_device::dcda_w));
- m_tty[0]->rxd_handler().set(m_scc, FUNC(z80scc_device::rxa_w));
- m_scc->out_rtsa_callback().set(m_tty[0], FUNC(rs232_port_device::write_rts));
- m_scc->out_txda_callback().set(m_tty[0], FUNC(rs232_port_device::write_txd));
-
- // scc channel B (tty1)
- RS232_PORT(config, m_tty[1], default_rs232_devices, nullptr);
- m_tty[1]->cts_handler().set(m_scc, FUNC(z80scc_device::ctsb_w));
- m_tty[1]->dcd_handler().set(m_scc, FUNC(z80scc_device::dcdb_w));
- m_tty[1]->rxd_handler().set(m_scc, FUNC(z80scc_device::rxb_w));
- m_scc->out_rtsb_callback().set(m_tty[1], FUNC(rs232_port_device::write_rts));
- m_scc->out_txdb_callback().set(m_tty[1], FUNC(rs232_port_device::write_txd));
-
- // floppy controller and drive
- WD37C65C(config, m_fdc, 16_MHz_XTAL);
- m_fdc->intrq_wr_callback().set_inputline(m_iop, INPUT_LINE_IRQ6);
- //m_fdc->drq_wr_callback().set();
- FLOPPY_CONNECTOR(config, "fdc:0", "35hd", FLOPPY_35_HD, true, mips_floppy_formats).enable_sound(false);
-
- // scsi bus and devices
- NSCSI_BUS(config, m_scsibus);
- NSCSI_CONNECTOR(config, "scsi:0", mips_scsi_devices, "harddisk");
- NSCSI_CONNECTOR(config, "scsi:1", mips_scsi_devices, nullptr);
- NSCSI_CONNECTOR(config, "scsi:2", mips_scsi_devices, nullptr);
- NSCSI_CONNECTOR(config, "scsi:3", mips_scsi_devices, nullptr);
- NSCSI_CONNECTOR(config, "scsi:4", mips_scsi_devices, nullptr);
- NSCSI_CONNECTOR(config, "scsi:5", mips_scsi_devices, nullptr);
- NSCSI_CONNECTOR(config, "scsi:6", mips_scsi_devices, nullptr);
-
- // scsi host adapter (clock assumed)
- NSCSI_CONNECTOR(config, "scsi:7").option_set("aic6250", AIC6250).clock(10_MHz_XTAL).machine_config(
- [this](device_t *device)
- {
- aic6250_device &adapter = downcast<aic6250_device &>(*device);
-
- adapter.int_cb().set_inputline(m_iop, INPUT_LINE_IRQ7).invert();
- adapter.breq_cb().set(m_iop, FUNC(v50_device::dreq_w<1>));
- });
-
- // ethernet
- AM7990(config, m_net);
- m_net->intr_out().set_inputline(m_iop, INPUT_LINE_IRQ5).invert();
- m_net->dma_in().set(FUNC(rx2030_state::lance_r));
- m_net->dma_out().set(FUNC(rx2030_state::lance_w));
-
- // buzzer
- SPEAKER(config, "mono").front_center();
- SPEAKER_SOUND(config, m_buzzer);
- m_buzzer->add_route(ALL_OUTPUTS, "mono", 0.50);
-}
-
-void rx2030_state::rc2030(machine_config &config)
-{
- rx2030(config);
-
- m_cpu->set_addrmap(AS_PROGRAM, &rx2030_state::rx2030_map);
-
- m_tty[1]->set_default_option("terminal");
-}
-
-void rx2030_state::rs2030(machine_config &config)
-{
- rx2030(config);
-
- m_cpu->set_addrmap(AS_PROGRAM, &rx2030_state::rs2030_map);
-
- m_kbd->set_default_option(STR_KBD_MICROSOFT_NATURAL);
-
- // video hardware (1280x1024x8bpp @ 60Hz), 40 parts vram
- u32 const pixclock = 108'189'000;
-
- // timing from VESA 1280x1024 @ 60Hz
- SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
- m_screen->set_raw(pixclock, 1688, 248, 1528, 1066, 38, 1062);
- m_screen->set_screen_update(FUNC(rx2030_state::screen_update));
- m_screen->screen_vblank().set_inputline(m_cpu, INPUT_LINE_IRQ5);
-
- BT458(config, m_ramdac, pixclock);
-}
-
-u32 rx2030_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, rectangle const &cliprect)
-{
- /*
- * The graphics board has 1280KiB of video ram fitted, which is organised
- * such that each 1280 pixel line occupies 2048 bytes of the address space;
- * the remaining 768 addresses are presumably not mapped to anything.
- */
- u32 *pixel_pointer = m_vram;
-
- for (int y = screen.visible_area().min_y; y <= screen.visible_area().max_y; y++)
- {
- for (int x = screen.visible_area().min_x; x <= screen.visible_area().max_x; x += 4)
- {
- u32 const pixel_data = *pixel_pointer++;
-
- bitmap.pix(y, x + 0) = m_ramdac->pen_color((pixel_data >> 24) & 0xff);
- bitmap.pix(y, x + 1) = m_ramdac->pen_color((pixel_data >> 16) & 0xff);
- bitmap.pix(y, x + 2) = m_ramdac->pen_color((pixel_data >> 8) & 0xff);
- bitmap.pix(y, x + 3) = m_ramdac->pen_color((pixel_data >> 0) & 0xff);
- }
-
- // compensate by 2048 - 1280 pixels per line
- pixel_pointer += 0xc0;
- }
-
- return 0;
-}
-
-void rx3230_state::rx3230_map(address_map &map)
-{
- map(0x00000000, 0x07ffffff).noprw(); // silence ram
-
- //map(0x10000000, 0x13ffffff); // restricted AT I/O space
- //map(0x14000000, 0x17ffffff); // restricted AT memory space
-
- map(0x16080004, 0x16080007).nopr(); // silence graphics register
-
- map(0x18000000, 0x1800003f).m(m_scsi, FUNC(ncr53c94_device::map)).umask32(0xff);
- map(0x19000000, 0x19000003).rw(m_kbdc, FUNC(at_keyboard_controller_device::data_r), FUNC(at_keyboard_controller_device::data_w)).umask32(0xff);
- map(0x19000004, 0x19000007).rw(m_kbdc, FUNC(at_keyboard_controller_device::status_r), FUNC(at_keyboard_controller_device::command_w)).umask32(0xff);
- map(0x19800000, 0x19800003).lr8(NAME([this]() { return m_int_reg; })).umask32(0xff);
- map(0x1a000000, 0x1a000007).rw(m_net, FUNC(am7990_device::regs_r), FUNC(am7990_device::regs_w)).umask32(0xffff);
- map(0x1b000000, 0x1b00001f).rw(m_scc, FUNC(z80scc_device::ab_dc_r), FUNC(z80scc_device::ab_dc_w)).umask32(0xff); // TODO: order?
-
- map(0x1c000000, 0x1c000fff).m(m_rambo, FUNC(mips_rambo_device::map));
-
- map(0x1d000000, 0x1d001fff).rw(m_rtc, FUNC(m48t02_device::read), FUNC(m48t02_device::write)).umask32(0xff);
- map(0x1e000000, 0x1e000007).m(m_fdc, FUNC(i82072_device::map)).umask32(0xff);
- //map(0x1e800000, 0x1e800003).umask32(0xff); // fdc tc
-
- map(0x1fc00000, 0x1fc3ffff).rom().region("rx3230", 0);
- map(0x1ff00000, 0x1ff3ffff).rom().region("rx3230", 0); // mirror
-}
-
-void rx3230_state::rs3230_map(address_map &map)
-{
- rx3230_map(map);
-
- map(0x10000000, 0x12ffffff).lrw32(
- NAME([this](offs_t offset)
- {
- u32 const ram_offset = ((offset >> 13) * 0x500) + ((offset & 0x1ff) << 2);
-
- u32 const data =
- u32(m_vram->read(ram_offset | 0)) << 24 |
- u32(m_vram->read(ram_offset | 1)) << 16 |
- u32(m_vram->read(ram_offset | 2)) << 8 |
- u32(m_vram->read(ram_offset | 3)) << 0;
-
- return data;
- }),
- NAME([this](offs_t offset, u32 data)
- {
- u32 const ram_offset = ((offset >> 13) * 0x500) + ((offset & 0x1ff) << 2);
-
- m_vram->write(ram_offset | 0, data >> 24);
- m_vram->write(ram_offset | 1, data >> 16);
- m_vram->write(ram_offset | 2, data >> 8);
- m_vram->write(ram_offset | 3, data >> 0);
- }));
-
- map(0x14000000, 0x14000003).rw(m_ramdac, FUNC(bt459_device::address_lo_r), FUNC(bt459_device::address_lo_w)).umask32(0xff);
- map(0x14080000, 0x14080003).rw(m_ramdac, FUNC(bt459_device::address_hi_r), FUNC(bt459_device::address_hi_w)).umask32(0xff);
- map(0x14100000, 0x14100003).rw(m_ramdac, FUNC(bt459_device::register_r), FUNC(bt459_device::register_w)).umask32(0xff);
- map(0x14180000, 0x14180003).rw(m_ramdac, FUNC(bt459_device::palette_r), FUNC(bt459_device::palette_w)).umask32(0xff);
-
- map(0x16080004, 0x16080007).lr8(NAME([this] ()
- {
- u8 const data = (m_screen->vblank() ? GFX_V_BLANK : 0) | (m_screen->hblank() ? GFX_H_BLANK : 0);
-
- return data;
- })).umask32(0xff); // also write 0
-
- //map(0x16000004, 0x16000007).w(); // write 0x00000001
- //map(0x16100000, 0x16100003).w(); // write 0xffffffff
-}
-
-void rx3230_state::machine_start()
-{
- save_item(NAME(m_int_reg));
- save_item(NAME(m_int0_state));
- save_item(NAME(m_int1_state));
-}
-
-void rx3230_state::machine_reset()
-{
- m_int_reg = INT_CLR;
- m_int0_state = 1;
- m_int1_state = 1;
-}
-
-void rx3230_state::rx3230_init()
-{
- // map the configured ram
- m_cpu->space(0).install_ram(0x00000000, m_ram->mask(), m_ram->pointer());
-
- /*
- * HACK: the prom bootp code broadcasts to the network address (i.e. the
- * host portion is "all zeroes"), instead of to the standard "all ones".
- * This makes it very difficult to receive the bootp request in a host OS,
- * so this patch changes the code to broadcast to the standard broadcast
- * address instead.
- *
- * 0xbfc1f1b0: addu r6,0,0
- * jal $bfc0be10 # set host portion from r6
- *
- * This patch changes the first instruction to one which loads r6 with
- * 0xffffffff, which is then or'd into the host part of the address, i.e.:
- *
- * addiu r6,0,-$1
- */
- m_rom[0x1f1b0 >> 2] = 0x2406ffff;
-}
-
-void rx3230_state::rx3230(machine_config &config)
-{
- R3000A(config, m_cpu, 50_MHz_XTAL / 2, 32768, 32768);
- m_cpu->set_addrmap(AS_PROGRAM, &rx3230_state::rx3230_map);
- m_cpu->set_fpu(mips1_device_base::MIPS_R3010A);
- m_cpu->in_brcond<0>().set([]() { return 1; }); // writeback complete
-
- // 32 SIMM slots, 8-128MB memory, banks of 8 1MB or 4MB SIMMs
- RAM(config, m_ram);
- m_ram->set_default_size("32M");
- m_ram->set_extra_options("16M,64M,128M");
- m_ram->set_default_value(0);
-
- MIPS_RAMBO(config, m_rambo, 25_MHz_XTAL / 4);
- m_rambo->timer_out().set_inputline(m_cpu, INPUT_LINE_IRQ2);
- m_rambo->irq_out().set_inputline(m_cpu, INPUT_LINE_IRQ1);
- m_rambo->parity_out().set_inputline(m_cpu, INPUT_LINE_IRQ5);
- //m_rambo->buzzer_out().set(m_buzzer, FUNC(speaker_sound_device::level_w));
- m_rambo->set_ram(m_ram);
- m_rambo->dma_r<0>().set("scsi:7:ncr53c94", FUNC(ncr53c94_device::dma16_r));
- m_rambo->dma_w<0>().set("scsi:7:ncr53c94", FUNC(ncr53c94_device::dma16_w));
-
- // scsi bus and devices
- NSCSI_BUS(config, m_scsibus);
- NSCSI_CONNECTOR(config, "scsi:0", mips_scsi_devices, "harddisk");
- NSCSI_CONNECTOR(config, "scsi:1", mips_scsi_devices, nullptr);
- NSCSI_CONNECTOR(config, "scsi:2", mips_scsi_devices, nullptr);
- NSCSI_CONNECTOR(config, "scsi:3", mips_scsi_devices, nullptr);
- NSCSI_CONNECTOR(config, "scsi:4", mips_scsi_devices, nullptr);
- NSCSI_CONNECTOR(config, "scsi:5", mips_scsi_devices, nullptr);
- NSCSI_CONNECTOR(config, "scsi:6", mips_scsi_devices, nullptr);
-
- // scsi host adapter
- NSCSI_CONNECTOR(config, "scsi:7").option_set("ncr53c94", NCR53C94).clock(24_MHz_XTAL).machine_config(
- [this](device_t *device)
- {
- ncr53c94_device &adapter = downcast<ncr53c94_device &>(*device);
-
- adapter.set_busmd(ncr53c94_device::busmd_t::BUSMD_1);
- adapter.irq_handler_cb().set(*this, FUNC(rx3230_state::irq_w<INT_SCSI>)).invert();
- adapter.drq_handler_cb().set(m_rambo, FUNC(mips_rambo_device::drq_w<0>));
- });
-
- // ethernet
- AM7990(config, m_net);
- m_net->intr_out().set(FUNC(rx3230_state::irq_w<INT_NET>));
- m_net->dma_in().set(FUNC(rx3230_state::lance_r));
- m_net->dma_out().set(FUNC(rx3230_state::lance_w));
-
- SCC85C30(config, m_scc, 9.8304_MHz_XTAL); // TODO: clock working but unverified
- m_scc->out_int_callback().set(FUNC(rx3230_state::irq_w<INT_SCC>)).invert();
-
- // scc channel A (tty0)
- RS232_PORT(config, m_tty[0], default_rs232_devices, nullptr);
- m_tty[0]->cts_handler().set(m_scc, FUNC(z80scc_device::ctsa_w));
- m_tty[0]->dcd_handler().set(m_scc, FUNC(z80scc_device::dcda_w));
- m_tty[0]->rxd_handler().set(m_scc, FUNC(z80scc_device::rxa_w));
- m_scc->out_rtsa_callback().set(m_tty[0], FUNC(rs232_port_device::write_rts));
- m_scc->out_txda_callback().set(m_tty[0], FUNC(rs232_port_device::write_txd));
-
- // scc channel B (tty1)
- RS232_PORT(config, m_tty[1], default_rs232_devices, nullptr);
- m_tty[1]->cts_handler().set(m_scc, FUNC(z80scc_device::ctsb_w));
- m_tty[1]->dcd_handler().set(m_scc, FUNC(z80scc_device::dcdb_w));
- m_tty[1]->rxd_handler().set(m_scc, FUNC(z80scc_device::rxb_w));
- m_scc->out_rtsb_callback().set(m_tty[1], FUNC(rs232_port_device::write_rts));
- m_scc->out_txdb_callback().set(m_tty[1], FUNC(rs232_port_device::write_txd));
-
- M48T02(config, m_rtc);
-
- // floppy controller and drive
- I82072(config, m_fdc, 16_MHz_XTAL);
- m_fdc->intrq_wr_callback().set_inputline(m_cpu, INPUT_LINE_IRQ4);
- //m_fdc->drq_wr_callback().set();
- FLOPPY_CONNECTOR(config, "fdc:0", "35hd", FLOPPY_35_HD, true, mips_floppy_formats).enable_sound(false);
-
- // keyboard connector
- pc_kbdc_device &kbd_con(PC_KBDC(config, "kbd_con", 0));
- kbd_con.out_clock_cb().set(m_kbdc, FUNC(at_keyboard_controller_device::kbd_clk_w));
- kbd_con.out_data_cb().set(m_kbdc, FUNC(at_keyboard_controller_device::kbd_data_w));
-
- // keyboard port
- PC_KBDC_SLOT(config, m_kbd, pc_at_keyboards, nullptr);
- m_kbd->set_pc_kbdc_slot(&kbd_con);
-
- // keyboard controller
- AT_KEYBOARD_CONTROLLER(config, m_kbdc, 12_MHz_XTAL); // TODO: confirm
- m_kbdc->kbd_clk().set(kbd_con, FUNC(pc_kbdc_device::clock_write_from_mb));
- m_kbdc->kbd_data().set(kbd_con, FUNC(pc_kbdc_device::data_write_from_mb));
- //m_kbdc->kbd_irq().set(FUNC(rx3230_state::irq_w<INT_KBD>));
-
- // buzzer
- SPEAKER(config, "mono").front_center();
- SPEAKER_SOUND(config, m_buzzer);
- m_buzzer->add_route(ALL_OUTPUTS, "mono", 0.50);
-
- // motherboard monochrome video (1152x900 @ 72Hz)
- u32 const pixclock = 74'649'600;
-
- SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
- m_screen->set_raw(pixclock, 1152, 0, 1152, 900, 0, 900);
- m_screen->set_screen_update(m_rambo.finder_tag(), FUNC(mips_rambo_device::screen_update));
-
- // TODO: slot - motherboard can accept either the colour graphics board, or
- // a riser which presents an ISA 16-bit slot.
-}
-
-void rx3230_state::rc3230(machine_config &config)
-{
- rx3230(config);
-
- m_cpu->set_addrmap(AS_PROGRAM, &rx3230_state::rx3230_map);
-
- m_kbd->set_default_option(STR_KBD_MICROSOFT_NATURAL);
- //m_tty[1]->set_default_option("terminal");
-}
-
-void rx3230_state::rs3230(machine_config &config)
-{
- rx3230(config);
-
- m_kbd->set_default_option(STR_KBD_MICROSOFT_NATURAL);
-
- // FIXME: colour video board disabled for now
- if (false)
- {
- m_cpu->set_addrmap(AS_PROGRAM, &rx3230_state::rs3230_map);
-
- // video hardware (1280x1024x8bpp @ 60Hz), 16 parts vram
- u32 const pixclock = 108'180'000;
-
- // timing from VESA 1280x1024 @ 60Hz
- m_screen->set_raw(pixclock, 1688, 248, 1528, 1066, 38, 1062);
- m_screen->set_screen_update(FUNC(rx3230_state::screen_update));
- //m_screen->screen_vblank().set_inputline(m_cpu, INPUT_LINE_IRQ5);
-
- BT459(config, m_ramdac, pixclock);
-
- RAM(config, m_vram);
- m_vram->set_default_size("2M");
- m_vram->set_default_value(0);
- }
-}
-
-template <u8 Source> WRITE_LINE_MEMBER(rx3230_state::irq_w)
-{
- if (state)
- m_int_reg |= Source;
- else
- m_int_reg &= ~Source;
-
- switch (Source)
- {
- case INT_SLOT:
- case INT_KBD:
- case INT_SCC:
- case INT_NET:
- if (m_int0_state != state)
- {
- m_int0_state = state;
- m_cpu->set_input_line(INPUT_LINE_IRQ0, !state);
- }
- break;
-
- case INT_SCSI:
- if (m_int1_state != state)
- {
- m_int1_state = state;
- m_cpu->set_input_line(INPUT_LINE_IRQ1, !state);
- }
- break;
- }
-}
-
-u32 rx3230_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, rectangle const &cliprect)
-{
- m_ramdac->screen_update(screen, bitmap, cliprect, m_vram->pointer());
-
- return 0;
-}
-
-u16 rx3230_state::lance_r(offs_t offset, u16 mem_mask)
-{
- u16 const data =
- (m_ram->read(BYTE4_XOR_BE(offset + 0)) << 8) |
- m_ram->read(BYTE4_XOR_BE(offset + 1));
-
- return data;
-}
-
-void rx3230_state::lance_w(offs_t offset, u16 data, u16 mem_mask)
-{
- if (ACCESSING_BITS_0_7)
- m_ram->write(BYTE4_XOR_BE(offset + 1), data);
-
- if (ACCESSING_BITS_8_15)
- m_ram->write(BYTE4_XOR_BE(offset + 0), data >> 8);
-}
-
-ROM_START(rx2030)
- ROM_REGION16_LE(0x40000, "rx2030", 0)
- ROM_SYSTEM_BIOS(0, "v4.32", "Rx2030 v4.32, Jan 1991")
- ROMX_LOAD("50-00121__005.u139", 0x00000, 0x10000, CRC(b2f42665) SHA1(81c83aa6b8865338fda5c03733ede91749997648), ROM_BIOS(0) | ROM_SKIP(1))
- ROMX_LOAD("50-00120__005.u140", 0x00001, 0x10000, CRC(0ffa485e) SHA1(7cdfb81d1a547c5ccc88e1e0ef73d447cd03e9e2), ROM_BIOS(0) | ROM_SKIP(1))
- ROMX_LOAD("50-00119__005.u141", 0x20001, 0x10000, CRC(68fb219d) SHA1(7161ad8e5e0207d8730e09753ca74bfec0e782f8), ROM_BIOS(0) | ROM_SKIP(1))
- ROMX_LOAD("50-00118__005.u142", 0x20000, 0x10000, CRC(b59426d3) SHA1(3fc09b0368f731c2c07cf29b481f30c01e330929), ROM_BIOS(0) | ROM_SKIP(1))
-
- ROM_SYSTEM_BIOS(1, "v4.30", "Rx2030 v4.30, Jul 1989")
- ROMX_LOAD("50-00121__003.u139", 0x00000, 0x10000, CRC(ebc580ac) SHA1(63f9a1d344d53f32ee769f5137820faf64ffa291), ROM_BIOS(1) | ROM_SKIP(1))
- ROMX_LOAD("50-00120__003.u140", 0x00001, 0x10000, CRC(e1991721) SHA1(028d33be271c95f198473b650f7800f9ca4a60b2), ROM_BIOS(1) | ROM_SKIP(1))
- ROMX_LOAD("50-00119__003.u141", 0x20001, 0x10000, CRC(c8469906) SHA1(69bbf4b5c415b2e2156a4467bf9cb30e79f586ef), ROM_BIOS(1) | ROM_SKIP(1))
- ROMX_LOAD("50-00118__003.u142", 0x20000, 0x10000, CRC(18cc001a) SHA1(198023e92e1e3ba2fc8637f5dd6f370e7e023fdd), ROM_BIOS(1) | ROM_SKIP(1))
-
- /*
- * The following isn't a real dump, but a hand-made nvram image that allows
- * entry to the boot monitor. Variables can be adjusted via the monitor,
- * and are laid out as follows:
- *
- * Offset Length Variable
- * 0x0e 4 netaddr
- * 0x12 1 lbaud
- * 0x13 1 rbaud
- * 0x14 20 bootfile
- * 0x28 1 bootmode
- * 0x29 1 console
- * 0x2a 1 ponmask? or something similar
- * 0x2b 3 unused?
- * 0x2e 4 resetepc
- * 0x32 4 resetra
- * 0x36 1 keyswtch
- * 0x37 1 flag
- * 0x38 8 unused?
- *
- */
- ROM_REGION(0x40, "rtc", 0)
- ROM_LOAD("ds1287.bin", 0x00, 0x40, CRC(28369bf3) SHA1(64f24e1d8fb7103ab0bd3023c66490447bdcbf89))
-ROM_END
-#define rom_rc2030 rom_rx2030
-#define rom_rs2030 rom_rx2030
-
-ROM_START(rx3230)
- ROM_REGION32_BE(0x40000, "rx3230", 0)
- ROM_SYSTEM_BIOS(0, "v5.40", "Rx3230 v5.40, Jun 1990")
- ROMX_LOAD("50-314-003__3230_left.bin", 0x00002, 0x20000, CRC(77ce42c9) SHA1(b2d5e5a386ed0ff840646647ba90b3c36732a7fe), ROM_BIOS(0) | ROM_GROUPWORD | ROM_REVERSE | ROM_SKIP(2))
- ROMX_LOAD("50-314-003__3230_right.bin", 0x00000, 0x20000, CRC(5bc1ce2f) SHA1(38661234bf40b76395393459de49e48619b2b454), ROM_BIOS(0) | ROM_GROUPWORD | ROM_REVERSE | ROM_SKIP(2))
-
- ROM_SYSTEM_BIOS(1, "v5.42", "Rx3230 v5.42, Mar 1991")
- ROMX_LOAD("unknown.bin", 0x00002, 0x20000, NO_DUMP, ROM_BIOS(1) | ROM_GROUPWORD | ROM_REVERSE | ROM_SKIP(2))
- ROMX_LOAD("unknown.bin", 0x00000, 0x20000, NO_DUMP, ROM_BIOS(1) | ROM_GROUPWORD | ROM_REVERSE | ROM_SKIP(2))
-
- //ROM_REGION(0x800, "i8042", 0)
- //ROM_LOAD("unknown.bin", 0x000, 0x800, NO_DUMP)
-
- //ROM_REGION(0x800, "rtc", 0)
- //ROM_LOAD("m48t02.bin", 0x000, 0x800, NO_DUMP)
-ROM_END
-#define rom_rc3230 rom_rx3230
-#define rom_rs3230 rom_rx3230
-
-/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */
-COMP(1989, rc2030, 0, 0, rc2030, 0, rx2030_state, rx2030_init, "MIPS", "RC2030", 0)
-COMP(1989, rs2030, 0, 0, rs2030, 0, rx2030_state, rx2030_init, "MIPS", "RS2030", 0)
-COMP(1990, rc3230, 0, 0, rc3230, 0, rx3230_state, rx3230_init, "MIPS", "RC3230", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)
-COMP(1990, rs3230, 0, 0, rs3230, 0, rx3230_state, rx3230_init, "MIPS", "Magnum 3000", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)