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mips: machines promoted to working

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(nw)While still requiring a few workarounds, RC2030/RS2030 can now be considered to be working, RC3230/RS3230 will hopefully follow shortly. A first draft of instructions for use are here: https://wiki.mamedev.org/index.php/Driver:MIPS
This commit is contained in:
Patrick Mackinlay 2019-06-10 18:58:21 +07:00
parent cf1b3e6136
commit 32b655b292
1 changed files with 19 additions and 14 deletions
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33
src/mame/drivers/mips.cpp
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@ -42,10 +42,6 @@
* 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 (rx2030)
* - keyboard controller and keyboard
* - buzzer
*
* TODO (rx3230)
* - verify/complete address maps
* - keyboard controller and interrupts
@ -312,7 +308,14 @@ void rx2030_state::iop_io_map(address_map &map)
map(0x0080, 0x0083).rw(m_scsi, FUNC(aic6250_device::read), FUNC(aic6250_device::write)).umask16(0xff);
map(0x00c0, 0x00c1).rw(m_kbdc, FUNC(at_keyboard_controller_device::data_r), FUNC(at_keyboard_controller_device::data_w)).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("kbdc_data", [this]() { return m_kbdc->data_r(); }, [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::ba_cd_inv_r), FUNC(z80scc_device::ba_cd_inv_w)).umask16(0xff);
@ -844,17 +847,19 @@ void rx3230_state::rx3230(machine_config &config)
//m_fdc->drq_wr_callback().set();
FLOPPY_CONNECTOR(config, "fdc:0", "35hd", FLOPPY_35_HD, true, mips_floppy_formats).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));
// 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(&kbdc);
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(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_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
@ -1026,7 +1031,7 @@ ROM_END
#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(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)