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mindset: Start hooking up the 8042 somehow [O. Galibert]

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This commit is contained in:
Olivier Galibert 2019-06-11 22:48:45 +02:00
parent a6a903fee1
commit 10696c92b5
1 changed files with 62 additions and 5 deletions
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67
src/mame/drivers/mindset.cpp
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@ -48,10 +48,17 @@ protected:
void display_mode(); void display_mode();
void blit(u16 packet_seg, u16 packet_adr); void blit(u16 packet_seg, u16 packet_adr);
void gco_w(u16 data); void gco_w(u16);
u16 dispctrl_r(); u16 dispctrl_r();
void dispctrl_w(u16 data); void dispctrl_w(u16 data);
int sys_t0_r();
int sys_t1_r();
u8 sys_p1_r();
u8 sys_p2_r();
void sys_p1_w(u8 data);
void sys_p2_w(u8 data);
u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
virtual void machine_start() override; virtual void machine_start() override;
@ -78,6 +85,41 @@ void mindset_state::machine_reset()
{ {
} }
int mindset_state::sys_t0_r()
{
logerror("SYS: read t0 (%03x)\n", m_syscpu->pc());
return 0;
}
int mindset_state::sys_t1_r()
{
logerror("SYS: read t1\n");
return 0;
}
u8 mindset_state::sys_p1_r()
{
logerror("SYS: read p1\n");
return 0;
}
u8 mindset_state::sys_p2_r()
{
logerror("SYS: read p2 (%03x)\n", m_syscpu->pc());
return 0;
}
void mindset_state::sys_p1_w(u8 data)
{
logerror("SYS: write p1 %02x\n", data);
}
void mindset_state::sys_p2_w(u8 data)
{
m_maincpu->int3_w(data & 0x20);
logerror("SYS: write p2 %02x\n", data);
}
u16 mindset_state::dispctrl_r() u16 mindset_state::dispctrl_r()
{ {
return m_dispctrl; return m_dispctrl;
@ -85,8 +127,11 @@ u16 mindset_state::dispctrl_r()
void mindset_state::dispctrl_w(u16 data) void mindset_state::dispctrl_w(u16 data)
{ {
// 4000 = buffer choice (switch on int2, frame int instead of field int?)
u16 chg = m_dispctrl ^ data;
m_dispctrl = data; m_dispctrl = data;
// logerror("display control %04x\n", data); if(chg & ~0x0050)
logerror("display control %04x\n", m_dispctrl);
} }
u32 mindset_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) u32 mindset_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
@ -308,7 +353,7 @@ void mindset_state::blit(u16 packet_seg, u16 packet_adr)
} }
} }
void mindset_state::gco_w(u16 data) void mindset_state::gco_w(u16)
{ {
u16 packet_seg = sw(m_gcos->read_word(0xbfd7a)); u16 packet_seg = sw(m_gcos->read_word(0xbfd7a));
u16 packet_adr = sw(m_gcos->read_word(0xbfd78)); u16 packet_adr = sw(m_gcos->read_word(0xbfd78));
@ -337,6 +382,8 @@ void mindset_state::maincpu_mem(address_map &map)
void mindset_state::maincpu_io(address_map &map) void mindset_state::maincpu_io(address_map &map)
{ {
map(0x8280, 0x8283).rw(m_syscpu, FUNC(i8042_device::upi41_master_r), FUNC(i8042_device::upi41_master_w)).umask16(0x00ff);
map(0x82a0, 0x82a3).rw(m_soundcpu, FUNC(i8042_device::upi41_master_r), FUNC(i8042_device::upi41_master_w)).umask16(0x00ff);
map(0x8300, 0x8301).w(FUNC(mindset_state::gco_w)); map(0x8300, 0x8301).w(FUNC(mindset_state::gco_w));
map(0x8320, 0x8321).lr16("8320", []() -> u16 { return 0xa005; }); // To pass the display test map(0x8320, 0x8321).lr16("8320", []() -> u16 { return 0xa005; }); // To pass the display test
map(0x8322, 0x8323).rw(FUNC(mindset_state::dispctrl_r), FUNC(mindset_state::dispctrl_w)); map(0x8322, 0x8323).rw(FUNC(mindset_state::dispctrl_r), FUNC(mindset_state::dispctrl_w));
@ -348,9 +395,15 @@ void mindset_state::mindset(machine_config &config)
m_maincpu->set_addrmap(AS_PROGRAM, &mindset_state::maincpu_mem); m_maincpu->set_addrmap(AS_PROGRAM, &mindset_state::maincpu_mem);
m_maincpu->set_addrmap(AS_IO, &mindset_state::maincpu_io); m_maincpu->set_addrmap(AS_IO, &mindset_state::maincpu_io);
I8042(config, m_syscpu, 12_MHz_XTAL/2); I8042(config, m_syscpu, 12_MHz_XTAL);
m_syscpu->p1_in_cb().set(FUNC(mindset_state::sys_p1_r));
m_syscpu->p2_in_cb().set(FUNC(mindset_state::sys_p2_r));
m_syscpu->p1_out_cb().set(FUNC(mindset_state::sys_p1_w));
m_syscpu->p2_out_cb().set(FUNC(mindset_state::sys_p2_w));
m_syscpu->t0_in_cb().set(FUNC(mindset_state::sys_t0_r));
m_syscpu->t1_in_cb().set(FUNC(mindset_state::sys_t1_r));
I8042(config, m_soundcpu, 12_MHz_XTAL/2); I8042(config, m_soundcpu, 12_MHz_XTAL);
SCREEN(config, m_screen, SCREEN_TYPE_RASTER); SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
m_screen->set_refresh_hz(60); m_screen->set_refresh_hz(60);
@ -358,7 +411,11 @@ void mindset_state::mindset(machine_config &config)
m_screen->set_size(320, 200); m_screen->set_size(320, 200);
m_screen->set_visarea(0, 319, 0, 199); m_screen->set_visarea(0, 319, 0, 199);
m_screen->set_screen_update(FUNC(mindset_state::screen_update)); m_screen->set_screen_update(FUNC(mindset_state::screen_update));
// This is bad and wrong and I don't yet care
// m_screen->screen_vblank().set(m_maincpu, FUNC(i80186_cpu_device::int0_w));
m_screen->screen_vblank().set(m_maincpu, FUNC(i80186_cpu_device::int1_w)); m_screen->screen_vblank().set(m_maincpu, FUNC(i80186_cpu_device::int1_w));
// m_screen->screen_vblank().set(m_maincpu, FUNC(i80186_cpu_device::int2_w));
// m_screen->screen_vblank().set(m_maincpu, FUNC(i80186_cpu_device::int3_w));
} }
static INPUT_PORTS_START(mindset) static INPUT_PORTS_START(mindset)