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mips: add rx3230 aka MIPS Magnum 3000

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This commit is contained in:
Patrick Mackinlay 2018-11-21 16:33:18 +07:00
parent 3349712290
commit 05449c1ca3
3 changed files with 315 additions and 39 deletions
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271
src/mame/drivers/mips.cpp
View File

@ -8,25 +8,27 @@
*
* This driver is intended to eventually cover the following models:
*
* Name CPU Clock Slots Disk Package Other
* M/500 R2000 5MHz VME ESDI
* M/800 R2000 8MHz VME ESDI
* M/1000 R2000 10MHz VME ESDI
* M/120-3 R2000 12MHz PC-AT SCSI Deskside
* M/120-5 R2000 16MHz PC-AT SCSI Deskside
* M/2000-6 R3000 20MHz VMEx13 SMD Rack Cabinet
* M/2000-8 R3000 25MHz VMEx13 SMD Rack Cabinet
* RC2030 R2000 16MHz SCSI Desktop
* RS2030 R2000 16MHz SCSI Desktop aka M/12
* RC3230 R3000 25MHz PC-ATx1 SCSI Desktop
* RS3230 R3000 25MHz PC-ATx1 SCSI Desktop aka M/20, Magnum 3000
* RC3240 R3000 20MHz 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 R3000 33MHz VME SCSI Pedestal
* RC6260 R6000 66MHz VME SCSI Pedestal
* RC6280 R6000 66MHz VMEx6 SMD Data Center
* 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 12MHz 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
* 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
* RS3230 R3030 R3000 25MHz PC-ATx1 SCSI Desktop aka M/20, Magnum 3000, Pizazz
* RC3240 R3000 20MHz 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
@ -37,14 +39,17 @@
* http://www.geekdot.com/the-mips-rs2030/
* http://www.jp.netbsd.org/ports/mipsco/models.html
*
* TODO
* - implement cpu tlb
* TODO (rx2030)
* - remaining iop interface
* - figure out the brcond0 signal
* - keyboard controller and keyboard
* - floppy drive
* - buzzer
*
* TODO (rx3230)
* - verify/complete address maps
* - idprom
* - rambo device
*
* Ref Part Function
*
* System board:
@ -228,7 +233,7 @@ void rx2030_state::iop_io_map(address_map &map)
map(0x0180, 0x018b).lr8("mac", [this](offs_t offset)
{
// Ethernet MAC address (LSB first)
static const u8 mac[] = { 0x00, 0x00, 0x6b, 0x12, 0x34, 0x56 };
static u8 const mac[] = { 0x00, 0x00, 0x6b, 0x12, 0x34, 0x56 };
return mac[offset];
}).umask16(0xff);
@ -396,7 +401,7 @@ void rx2030_state::lance_w(offs_t offset, u16 data, u16 mem_mask)
m_ram->write(BYTE4_XOR_BE(offset + 1), data >> 8);
}
static void rx2030_scsi_devices(device_slot_interface &device)
static void mips_scsi_devices(device_slot_interface &device)
{
device.option_add("harddisk", NSCSI_HARDDISK);
device.option_add("cdrom", NSCSI_CDROM);
@ -478,15 +483,15 @@ void rx2030_state::rx2030(machine_config &config)
NSCSI_BUS(config, m_scsibus, 0);
nscsi_connector &harddisk(NSCSI_CONNECTOR(config, "scsi:0", 0));
rx2030_scsi_devices(harddisk);
mips_scsi_devices(harddisk);
harddisk.set_default_option("harddisk");
rx2030_scsi_devices(NSCSI_CONNECTOR(config, "scsi:1", 0));
rx2030_scsi_devices(NSCSI_CONNECTOR(config, "scsi:2", 0));
rx2030_scsi_devices(NSCSI_CONNECTOR(config, "scsi:3", 0));
rx2030_scsi_devices(NSCSI_CONNECTOR(config, "scsi:4", 0));
rx2030_scsi_devices(NSCSI_CONNECTOR(config, "scsi:5", 0));
rx2030_scsi_devices(NSCSI_CONNECTOR(config, "scsi:6", 0));
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:1", 0));
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:2", 0));
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:3", 0));
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:4", 0));
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:5", 0));
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:6", 0));
// scsi host adapter
nscsi_connector &adapter(NSCSI_CONNECTOR(config, "scsi:7", 0));
@ -536,7 +541,7 @@ void rx2030_state::rs2030(machine_config &config)
m_kbd->set_default_option(STR_KBD_MICROSOFT_NATURAL);
// video hardware (1280x1024x8bpp @ 60Hz), 40 parts vram
const u32 pixclock = 108'189'000;
u32 const pixclock = 108'189'000;
// timing from VESA 1280x1024 @ 60Hz
SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
@ -547,7 +552,7 @@ void rx2030_state::rs2030(machine_config &config)
BT458(config, m_ramdac, pixclock);
}
u32 rx2030_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
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
@ -575,6 +580,185 @@ u32 rx2030_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, con
return 0;
}
void rx3230_state::rx3230_map(address_map &map)
{
map(0x00000000, 0x07ffffff).noprw(); // silence ram
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(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::ba_cd_inv_r), FUNC(z80scc_device::ba_cd_inv_w)).umask32(0xff); // TODO: order?
map(0x1c000000, 0x1c000fff).ram(); // MIPS RAMBO DMA engine
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(0x1ff00000, 0x1ff00003).lr8("boardtype", []() { return 0xa; }).umask32(0xff); // r? idprom boardtype?
//map(0x1ff00018, 0x1ff0001b).umask32(0x0000ff00); // r? idprom?
map(0x1fc00000, 0x1fc3ffff).rom().region("rx3230", 0);
}
void rx3230_state::rs3230_map(address_map &map)
{
rx3230_map(map);
map(0x10000000, 0x103fffff); // frame buffer, 4M?
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);
}
void rx3230_state::machine_start()
{
}
void rx3230_state::machine_reset()
{
}
void rx3230_state::rx3230_init()
{
// map the configured ram
m_cpu->space(0).install_ram(0x00000000, m_ram->mask(), m_ram->pointer());
}
void rx3230_state::rx3230(machine_config &config)
{
R3000A(config, m_cpu, 50_MHz_XTAL / 2, 32768, 32768);
m_cpu->set_fpurev(0x0340); // 0x0340 == R3010A v4.0?
m_cpu->in_brcond<0>().set([]() { return 1; });
// 32 SIMM slots, 8-128MB memory, banks of 8 1MB or 4MB SIMMs
RAM(config, m_ram);
m_ram->set_default_size("16M");
m_ram->set_extra_options("32M,64M,128M");
m_ram->set_default_value(0);
// scsi bus and devices
NSCSI_BUS(config, m_scsibus, 0);
nscsi_connector &harddisk(NSCSI_CONNECTOR(config, "scsi:0", 0));
mips_scsi_devices(harddisk);
harddisk.set_default_option("harddisk");
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:1", 0));
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:2", 0));
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:3", 0));
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:4", 0));
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:5", 0));
mips_scsi_devices(NSCSI_CONNECTOR(config, "scsi:6", 0));
// scsi host adapter
nscsi_connector &adapter(NSCSI_CONNECTOR(config, "scsi:7", 0));
adapter.option_add_internal("ncr53c94", NCR53C94);
adapter.set_default_option("ncr53c94");
adapter.set_fixed(true);
adapter.set_option_machine_config("ncr53c94", [this](device_t *device)
{
ncr53c94_device &adapter = downcast<ncr53c94_device &>(*device);
adapter.set_clock(24_MHz_XTAL);
adapter.irq_handler_cb().set_inputline(m_cpu, INPUT_LINE_IRQ1);
//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(); // -> rambo
//m_net->dma_in().set(FUNC(rx3230_state::lance_r));
//m_net->dma_out().set(FUNC(rx3230_state::lance_w));
SCC85C30(config, m_scc, 1.8432_MHz_XTAL); // TODO: clock
//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); // -> rambo
// 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, &FLOPPY_PC_FORMAT).enable_sound(false);
// keyboard
pc_kbdc_device &kbdc(PC_KBDC(config, "pc_kbdc", 0));
kbdc.out_clock_cb().set(m_kbdc, FUNC(at_keyboard_controller_device::kbd_clk_w));
kbdc.out_data_cb().set(m_kbdc, FUNC(at_keyboard_controller_device::kbd_data_w));
PC_KBDC_SLOT(config, m_kbd, 0);
pc_at_keyboards(*m_kbd);
m_kbd->set_pc_kbdc_slot(&kbdc);
AT_KEYBOARD_CONTROLLER(config, m_kbdc, 12_MHz_XTAL); // TODO: confirm
//m_kbdc->hot_res().set_inputline(m_maincpu, INPUT_LINE_RESET);
m_kbdc->kbd_clk().set(kbdc, FUNC(pc_kbdc_device::clock_write_from_mb));
m_kbdc->kbd_data().set(kbdc, FUNC(pc_kbdc_device::data_write_from_mb));
//m_kbdc->kbd_irq().set(); // -> rambo
}
void rx3230_state::rc3230(machine_config &config)
{
rx3230(config);
m_cpu->set_addrmap(AS_PROGRAM, &rx3230_state::rx3230_map);
m_tty[1]->set_default_option("terminal");
}
void rx3230_state::rs3230(machine_config &config)
{
rx3230(config);
m_cpu->set_addrmap(AS_PROGRAM, &rx3230_state::rs3230_map);
m_kbd->set_default_option(STR_KBD_MICROSOFT_NATURAL);
// video hardware (1280x1024x8bpp @ 60Hz), 16 parts vram
u32 const pixclock = 108'180'000;
// 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(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);
}
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;
}
ROM_START(rx2030)
ROM_REGION16_LE(0x40000, "v50_ipl", 0)
ROM_SYSTEM_BIOS(0, "v4.32", "Rx2030 v4.32, Jan 1991")
@ -619,6 +803,27 @@ 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", MACHINE_NOT_WORKING)
COMP(1989, rs2030, 0, 0, rs2030, 0, rx2030_state, rx2030_init, "MIPS", "RS2030", MACHINE_NOT_WORKING)
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", "RS3230", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)

81
src/mame/includes/mips.h
View File

@ -11,15 +11,21 @@
#include "cpu/nec/v5x.h"
#include "machine/ram.h"
// i/o devices
#include "machine/mc146818.h"
#include "machine/z8038.h"
// i/o devices (common)
#include "machine/at_keybc.h"
#include "machine/z80scc.h"
#include "machine/upd765.h"
#include "machine/aic6250.h"
#include "machine/am79c90.h"
// i/o devices (rx2030)
#include "machine/mc146818.h"
#include "machine/z8038.h"
#include "machine/aic6250.h"
// i/o devices (rx3230)
#include "machine/timekpr.h"
#include "machine/ncr5390.h"
// busses and connectors
#include "machine/nscsi_bus.h"
#include "machine/nscsi_cd.h"
@ -32,6 +38,7 @@
// video and audio
#include "screen.h"
#include "video/bt45x.h"
#include "video/bt459.h"
#include "sound/spkrdev.h"
#include "speaker.h"
@ -40,7 +47,7 @@
class rx2030_state : public driver_device
{
public:
rx2030_state(const machine_config &mconfig, device_type type, const char *tag)
rx2030_state(machine_config const &mconfig, device_type type, char const *tag)
: driver_device(mconfig, type, tag)
, m_cpu(*this, "cpu")
, m_iop(*this, "iop")
@ -87,7 +94,7 @@ protected:
u16 lance_r(offs_t offset, u16 mem_mask = 0xffff);
void lance_w(offs_t offset, u16 data, u16 mem_mask = 0xffff);
u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, rectangle const &cliprect);
private:
enum iop_interface_status_mask : u8
@ -129,4 +136,66 @@ private:
u8 m_iop_interface;
};
class rx3230_state : public driver_device
{
public:
rx3230_state(machine_config const &mconfig, device_type type, char const *tag)
: driver_device(mconfig, type, tag)
, m_cpu(*this, "cpu")
, m_ram(*this, "ram")
, m_scsibus(*this, "scsi")
, m_scsi(*this, "scsi:7:ncr53c94")
, m_net(*this, "net")
, m_scc(*this, "scc")
, m_tty(*this, "tty%u", 0U)
, m_rtc(*this, "rtc")
, m_fdc(*this, "fdc")
, m_kbdc(*this, "kbdc")
, m_kbd(*this, "kbd")
, m_screen(*this, "screen")
, m_ramdac(*this, "ramdac")
, m_vram(*this, "vram")
{
}
// machine config
void rx3230(machine_config &config);
void rs3230(machine_config &config);
void rc3230(machine_config &config);
void rx3230_init();
protected:
// driver_device overrides
virtual void machine_start() override;
virtual void machine_reset() override;
// address maps
void rx3230_map(address_map &map);
void rs3230_map(address_map &map);
u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, rectangle const &cliprect);
private:
// processors and memory
required_device<r3000a_device> m_cpu;
required_device<ram_device> m_ram;
// i/o devices
required_device<nscsi_bus_device> m_scsibus;
required_device<ncr53c94_device> m_scsi;
required_device<am7990_device> m_net;
required_device<z80scc_device> m_scc;
required_device_array<rs232_port_device, 2> m_tty;
required_device<m48t02_device> m_rtc;
required_device<i82072_device> m_fdc;
required_device<at_keyboard_controller_device> m_kbdc;
required_device<pc_kbdc_slot_device> m_kbd;
// optional colour video board
optional_device<screen_device> m_screen;
optional_device<bt459_device> m_ramdac;
optional_device<ram_device> m_vram;
};
#endif // MAME_INCLUDES_MIPS_H

2
src/mame/mame.lst
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@ -21469,6 +21469,8 @@ minivadr // D26 cabinet test board
@source:mips.cpp
rc2030 // MIPS RC2030
rs2030 // MIPS RS2030
rc3230 // MIPS RC3230
rs3230 // MIPS RS3230
@source:mirage.cpp
mirage // (c) 1994 Mitchell