Skip to content

xbdcomm: first implementation (ASIO, async, polled) #13865

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: master
Choose a base branch
from
Open

xbdcomm: first implementation (ASIO, async, polled) #13865

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
73 changes: 26 additions & 47 deletions src/mame/sega/segaxbd.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -298,6 +298,7 @@ segaxbd_state::segaxbd_state(const machine_config &mconfig, device_type type, co
, m_segaic16vid(*this, "segaic16vid")
, m_segaic16road(*this, "segaic16road")
, m_subram0(*this, "subram0")
, m_xbdcomm(*this, "xbdcomm")
, m_road_priority(1)
, m_scanline_timer(nullptr)
, m_timer_irq_state(0)
Expand Down Expand Up @@ -570,7 +571,7 @@ void segaxbd_state::loffire_sync0_w(offs_t offset, uint16_t data, uint16_t mem_m
uint16_t segaxbd_state::smgp_excs_r(offs_t offset)
{
//logerror("%06X:smgp_excs_r(%04X)\n", m_maincpu->pc(), offset*2);
return 0xffff;
return 0xff00 | m_xbdcomm->ex_r(offset % 0x20);
}


Expand All @@ -582,6 +583,7 @@ uint16_t segaxbd_state::smgp_excs_r(offs_t offset)
void segaxbd_state::smgp_excs_w(offs_t offset, uint16_t data, uint16_t mem_mask)
{
//logerror("%06X:smgp_excs_w(%04X) = %04X & %04X\n", m_maincpu->pc(), offset*2, data, mem_mask);
m_xbdcomm->ex_w(offset % 0x20, data & 0xff);
}


Expand Down Expand Up @@ -1042,27 +1044,6 @@ void segaxbd_state::smgp_airdrive_portmap(address_map &map)



//**************************************************************************
// SUPER MONACO GP LINK BOARD CPU ADDRESS MAPS
//**************************************************************************

// Link Board, not yet emulated
void segaxbd_state::smgp_comm_map(address_map &map)
{
map.unmap_value_high();
map(0x0000, 0x1fff).rom();
map(0x2000, 0x3fff).ram();
map(0x4000, 0x47ff).ram(); // MB8421 Dual-Port SRAM
}

void segaxbd_state::smgp_comm_portmap(address_map &map)
{
map.unmap_value_high();
map.global_mask(0xff);
}



//**************************************************************************
// RASCOT LINK CPU ADDRESS MAP
//**************************************************************************
Expand Down Expand Up @@ -1858,7 +1839,7 @@ void segaxbd_lastsurv_fd1094_state::device_add_mconfig(machine_config &config)
m_maincpu->reset_cb().set(FUNC(segaxbd_lastsurv_fd1094_state::m68k_reset_callback));

// basic machine hardware
// TODO: network board
SEGA_XBOARD_COMM(config, m_xbdcomm, 0U);

m_iochip[0]->out_portd_cb().set(FUNC(segaxbd_state::lastsurv_muxer_w));
m_iochip[1]->in_portb_cb().set(FUNC(segaxbd_state::lastsurv_port_r));
Expand Down Expand Up @@ -1887,7 +1868,7 @@ void segaxbd_lastsurv_state::device_add_mconfig(machine_config &config)
segaxbd_state::xboard_base_mconfig(config);

// basic machine hardware
// TODO: network board
SEGA_XBOARD_COMM(config, m_xbdcomm, 0U);

m_iochip[0]->out_portd_cb().set(FUNC(segaxbd_state::lastsurv_muxer_w));
m_iochip[1]->in_portb_cb().set(FUNC(segaxbd_state::lastsurv_port_r));
Expand Down Expand Up @@ -1925,9 +1906,7 @@ void segaxbd_smgp_fd1094_state::device_add_mconfig(machine_config &config)
m_soundcpu2->set_addrmap(AS_PROGRAM, &segaxbd_smgp_fd1094_state::smgp_sound2_map);
m_soundcpu2->set_addrmap(AS_IO, &segaxbd_smgp_fd1094_state::smgp_sound2_portmap);

z80_device &commcpu(Z80(config, "commcpu", XTAL(16'000'000)/2)); // Z80E
commcpu.set_addrmap(AS_PROGRAM, &segaxbd_smgp_fd1094_state::smgp_comm_map);
commcpu.set_addrmap(AS_IO, &segaxbd_smgp_fd1094_state::smgp_comm_portmap);
SEGA_XBOARD_COMM(config, m_xbdcomm, 0U);

z80_device &motorcpu(Z80(config, "motorcpu", XTAL(16'000'000)/2)); // not verified
motorcpu.set_addrmap(AS_PROGRAM, &segaxbd_smgp_fd1094_state::smgp_airdrive_map);
Expand Down Expand Up @@ -1969,9 +1948,7 @@ void segaxbd_smgp_state::device_add_mconfig(machine_config &config)
m_soundcpu2->set_addrmap(AS_PROGRAM, &segaxbd_smgp_state::smgp_sound2_map);
m_soundcpu2->set_addrmap(AS_IO, &segaxbd_smgp_state::smgp_sound2_portmap);

z80_device &commcpu(Z80(config, "commcpu", XTAL(16'000'000)/2)); // Z80E
commcpu.set_addrmap(AS_PROGRAM, &segaxbd_smgp_state::smgp_comm_map);
commcpu.set_addrmap(AS_IO, &segaxbd_smgp_state::smgp_comm_portmap);
SEGA_XBOARD_COMM(config, m_xbdcomm, 0U);

z80_device &motorcpu(Z80(config, "motorcpu", XTAL(16'000'000)/2)); // not verified
motorcpu.set_addrmap(AS_PROGRAM, &segaxbd_smgp_state::smgp_airdrive_map);
Expand Down Expand Up @@ -4706,6 +4683,8 @@ void segaxbd_state::install_smgp(void)
// map /EXCS space
m_maincpu->space(AS_PROGRAM).install_read_handler(0x2f0000, 0x2f3fff, read16sm_delegate(*this, FUNC(segaxbd_state::smgp_excs_r)));
m_maincpu->space(AS_PROGRAM).install_write_handler(0x2f0000, 0x2f3fff, write16s_delegate(*this, FUNC(segaxbd_state::smgp_excs_w)));
m_subcpu->space(AS_PROGRAM).install_read_handler(0x0f0000, 0x0f3fff, read16sm_delegate(*this, FUNC(segaxbd_state::smgp_excs_r)));
m_subcpu->space(AS_PROGRAM).install_write_handler(0x0f0000, 0x0f3fff, write16s_delegate(*this, FUNC(segaxbd_state::smgp_excs_w)));
}

void segaxbd_new_state::init_smgp()
Expand Down Expand Up @@ -4760,22 +4739,22 @@ GAME( 1987, aburner2g, aburner2, sega_aburner2, aburner2, segaxbd_new_stat
GAME( 1987, thndrbld, 0, sega_xboard_fd1094, thndrbld, segaxbd_new_state, empty_init, ROT0, "Sega", "Thunder Blade (upright) (FD1094 317-0056)", 0 )
GAME( 1987, thndrbld1, thndrbld, sega_xboard, thndrbd1, segaxbd_new_state, empty_init, ROT0, "Sega", "Thunder Blade (deluxe/standing) (unprotected)", 0 )

GAME( 1989, lastsurv, 0, sega_lastsurv_fd1094,lastsurv, segaxbd_new_state, empty_init, ROT0, "Sega", "Last Survivor (Japan) (FD1094 317-0083)", MACHINE_NODEVICE_LAN )
GAME( 1989, lastsurv, 0, sega_lastsurv_fd1094,lastsurv, segaxbd_new_state, init_smgp, ROT0, "Sega", "Last Survivor (Japan) (FD1094 317-0083)", 0 )

GAME( 1989, loffire, 0, sega_xboard_fd1094, loffire, segaxbd_new_state, init_loffire, ROT0, "Sega", "Line of Fire / Bakudan Yarou (World) (FD1094 317-0136)", 0 )
GAME( 1989, loffireu, loffire, sega_xboard_fd1094, loffire, segaxbd_new_state, init_loffire, ROT0, "Sega", "Line of Fire / Bakudan Yarou (US) (FD1094 317-0135)", 0 )
GAME( 1989, loffirej, loffire, sega_xboard_fd1094, loffire, segaxbd_new_state, init_loffire, ROT0, "Sega", "Line of Fire / Bakudan Yarou (Japan) (FD1094 317-0134)", 0 )

GAME( 1989, rachero, 0, sega_xboard_fd1094, rachero, segaxbd_new_state, empty_init, ROT0, "Sega", "Racing Hero (FD1094 317-0144)", 0 )

GAME( 1989, smgp, 0, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (World, Rev B) (FD1094 317-0126a)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgp6, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (World, Rev A) (FD1094 317-0126a)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgp5, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (World) (FD1094 317-0126)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgpu, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (US, Rev C) (FD1094 317-0125a)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgpu1, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (US, Rev B) (FD1094 317-0125a)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgpu2, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (US, Rev A) (FD1094 317-0125a)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgpj, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (Japan, Rev B) (FD1094 317-0124a)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgpja, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (Japan, Rev A) (FD1094 317-0124a)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgp, 0, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (World, Rev B) (FD1094 317-0126a)", 0 )
GAME( 1989, smgp6, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (World, Rev A) (FD1094 317-0126a)", 0 )
GAME( 1989, smgp5, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (World) (FD1094 317-0126)", 0 )
GAME( 1989, smgpu, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (US, Rev C) (FD1094 317-0125a)", 0 )
GAME( 1989, smgpu1, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (US, Rev B) (FD1094 317-0125a)", 0 )
GAME( 1989, smgpu2, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (US, Rev A) (FD1094 317-0125a)", 0 )
GAME( 1989, smgpj, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (Japan, Rev B) (FD1094 317-0124a)", 0 )
GAME( 1989, smgpja, smgp, sega_smgp_fd1094, smgp, segaxbd_new_state, init_smgp, ROT0, "Sega", "Super Monaco GP (Japan, Rev A) (FD1094 317-0124a)", 0 )

GAME( 1990, abcop, 0, sega_xboard_fd1094, abcop, segaxbd_new_state, empty_init, ROT0, "Sega", "A.B. Cop (World) (FD1094 317-0169b)", 0 )
GAME( 1990, abcopj, abcop, sega_xboard_fd1094, abcop, segaxbd_new_state, empty_init, ROT0, "Sega", "A.B. Cop (Japan) (FD1094 317-0169b)", 0 )
Expand All @@ -4798,15 +4777,15 @@ GAME( 1987, thndrbldd, thndrbld, sega_xboard, thndrbld, segaxbd_new_state, empt

GAME( 1989, racherod, rachero, sega_xboard, rachero, segaxbd_new_state, empty_init, ROT0, "bootleg", "Racing Hero (bootleg of FD1094 317-0144 set)", 0 )

GAME( 1989, smgpd, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (World, Rev B) (bootleg of FD1094 317-0126a set)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgp6d, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (World, Rev A) (bootleg of FD1094 317-0126a set)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgp5d, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (World) (bootleg of FD1094 317-0126 set)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgpud, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (US, Rev C) (bootleg of FD1094 317-0125a set)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgpu1d, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (US, Rev B) (bootleg of FD1094 317-0125a set)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgpu2d, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (US, Rev A) (bootleg of FD1094 317-0125a set)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgpjd, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (Japan, Rev B) (bootleg of FD1094 317-0124a set)", MACHINE_NODEVICE_LAN )
GAME( 1989, smgpd, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (World, Rev B) (bootleg of FD1094 317-0126a set)", 0 )
GAME( 1989, smgp6d, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (World, Rev A) (bootleg of FD1094 317-0126a set)", 0 )
GAME( 1989, smgp5d, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (World) (bootleg of FD1094 317-0126 set)", 0 )
GAME( 1989, smgpud, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (US, Rev C) (bootleg of FD1094 317-0125a set)", 0 )
GAME( 1989, smgpu1d, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (US, Rev B) (bootleg of FD1094 317-0125a set)", 0 )
GAME( 1989, smgpu2d, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (US, Rev A) (bootleg of FD1094 317-0125a set)", 0 )
GAME( 1989, smgpjd, smgp, sega_smgp, smgp, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Super Monaco GP (Japan, Rev B) (bootleg of FD1094 317-0124a set)", 0 )

GAME( 1989, lastsurvd, lastsurv, sega_lastsurv,lastsurv, segaxbd_new_state, empty_init, ROT0, "bootleg", "Last Survivor (Japan) (bootleg of FD1094 317-0083 set)", MACHINE_NODEVICE_LAN )
GAME( 1989, lastsurvd, lastsurv, sega_lastsurv,lastsurv, segaxbd_new_state, init_smgp, ROT0, "bootleg", "Last Survivor (Japan) (bootleg of FD1094 317-0083 set)", 0 )

GAME( 1990, abcopd, abcop, sega_xboard, abcop, segaxbd_new_state, empty_init, ROT0, "bootleg", "A.B. Cop (World) (bootleg of FD1094 317-0169b set)", 0 )
GAME( 1990, abcopjd, abcop, sega_xboard, abcop, segaxbd_new_state, empty_init, ROT0, "bootleg", "A.B. Cop (Japan) (bootleg of FD1094 317-0169b set)", 0 )
Expand Down
4 changes: 2 additions & 2 deletions src/mame/sega/segaxbd.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@
#include "segaic16.h"
#include "segaic16_road.h"
#include "sega16sp.h"
#include "xbdcomm.h"

#include "cpu/m68000/m68000.h"
#include "cpu/mcs51/mcs51.h"
Expand Down Expand Up @@ -73,8 +74,6 @@ class segaxbd_state : public device_t
void main_map(address_map &map) ATTR_COLD;
void smgp_airdrive_map(address_map &map) ATTR_COLD;
void smgp_airdrive_portmap(address_map &map) ATTR_COLD;
void smgp_comm_map(address_map &map) ATTR_COLD;
void smgp_comm_portmap(address_map &map) ATTR_COLD;
void smgp_sound2_map(address_map &map) ATTR_COLD;
void smgp_sound2_portmap(address_map &map) ATTR_COLD;
void sound_map(address_map &map) ATTR_COLD;
Expand Down Expand Up @@ -112,6 +111,7 @@ class segaxbd_state : public device_t
required_device<segaic16_video_device> m_segaic16vid;
required_device<segaic16_road_device> m_segaic16road;
required_shared_ptr<uint16_t> m_subram0;
optional_device<sega_xbdcomm_device> m_xbdcomm;

// configuration
bool m_adc_reverse[8]{};
Expand Down
Loading
Loading