Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-07-02 00:29:37 +03:00
Code Issues Actions Packages Projects Releases Wiki Activity

further shared code into devices (nw)

Browse Source
This commit is contained in:
David Haywood 2014-03-31 17:13:59 +00:00
parent 9661f1d1ea
commit a9e3982e90
6 changed files with 225 additions and 255 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
.gitattributes vendored
View File

@ -6434,6 +6434,8 @@ src/mame/machine/igs036crypt.c svneol=native#text/plain
src/mame/machine/igs036crypt.h svneol=native#text/plain src/mame/machine/igs036crypt.h svneol=native#text/plain
src/mame/machine/inder_sb.c svneol=native#text/plain src/mame/machine/inder_sb.c svneol=native#text/plain
src/mame/machine/inder_sb.h svneol=native#text/plain src/mame/machine/inder_sb.h svneol=native#text/plain
src/mame/machine/inder_vid.c svneol=native#text/plain
src/mame/machine/inder_vid.h svneol=native#text/plain
src/mame/machine/irem_cpu.c svneol=native#text/plain src/mame/machine/irem_cpu.c svneol=native#text/plain
src/mame/machine/irem_cpu.h svneol=native#text/plain src/mame/machine/irem_cpu.h svneol=native#text/plain
src/mame/machine/irobot.c svneol=native#text/plain src/mame/machine/irobot.c svneol=native#text/plain

144
src/mame/drivers/littlerb.c
View File

@ -66,9 +66,8 @@ Dip sw.2
#include "emu.h" #include "emu.h"
#include "cpu/m68000/m68000.h" #include "cpu/m68000/m68000.h"
#include "video/ramdac.h"
#include "sound/dac.h" #include "sound/dac.h"
#include "cpu/tms34010/tms34010.h" #include "machine/inder_vid.h"
class littlerb_state : public driver_device class littlerb_state : public driver_device
{ {
@ -76,14 +75,10 @@ public:
littlerb_state(const machine_config &mconfig, device_type type, const char *tag) littlerb_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag), : driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"), m_maincpu(*this, "maincpu"),
m_screen(*this, "screen"), m_indervid(*this, "inder_vid"),
m_dacl(*this, "dacl"), m_dacl(*this, "dacl"),
m_dacr(*this, "dacr"), m_dacr(*this, "dacr"),
m_soundframe(0)
m_vram(*this, "vram"),
m_palette(*this, "palette"),
m_shiftfull(0)
{ {
} }
@ -91,41 +86,29 @@ public:
required_device<cpu_device> m_maincpu; required_device<cpu_device> m_maincpu;
required_device<screen_device> m_screen; required_device<inder_vid_device> m_indervid;
required_device<dac_device> m_dacl; required_device<dac_device> m_dacl;
required_device<dac_device> m_dacr; required_device<dac_device> m_dacr;
UINT8 m_sound_index_l,m_sound_index_r; UINT8 m_sound_index_l,m_sound_index_r;
UINT16 m_sound_pointer_l,m_sound_pointer_r; UINT16 m_sound_pointer_l,m_sound_pointer_r;
int m_soundframe;
DECLARE_CUSTOM_INPUT_MEMBER(littlerb_frame_step_r); DECLARE_CUSTOM_INPUT_MEMBER(littlerb_frame_step_r);
DECLARE_WRITE16_MEMBER(littlerb_l_sound_w); DECLARE_WRITE16_MEMBER(littlerb_l_sound_w);
DECLARE_WRITE16_MEMBER(littlerb_r_sound_w); DECLARE_WRITE16_MEMBER(littlerb_r_sound_w);
UINT8 sound_data_shift(); UINT8 sound_data_shift();
TIMER_DEVICE_CALLBACK_MEMBER(littlerb_scanline);
TIMER_DEVICE_CALLBACK_MEMBER(littlerb_scanline_sound);
required_shared_ptr<UINT16> m_vram;
required_device<palette_device> m_palette;
int m_shiftfull; // this might be a driver specific hack for a TMS bug.
}; };
static ADDRESS_MAP_START( ramdac_map, AS_0, 8, littlerb_state )
AM_RANGE(0x000, 0x3ff) AM_DEVREADWRITE("ramdac",ramdac_device,ramdac_pal_r,ramdac_rgb888_w)
ADDRESS_MAP_END
static RAMDAC_INTERFACE( ramdac_intf )
{
0
};
/* could be slightly different (timing wise, directly related to the irqs), but certainly they smoked some bad pot for this messy way ... */ /* could be slightly different (timing wise, directly related to the irqs), but certainly they smoked some bad pot for this messy way ... */
UINT8 littlerb_state::sound_data_shift() UINT8 littlerb_state::sound_data_shift()
{ {
return ((m_screen->frame_number() % 16) == 0) ? 8 : 0; return ((m_soundframe % 16) == 0) ? 8 : 0;
} }
/* l is SFX, r is BGM (they doesn't seem to share the same data ROM) */ /* l is SFX, r is BGM (they doesn't seem to share the same data ROM) */
@ -151,7 +134,7 @@ static ADDRESS_MAP_START( littlerb_main, AS_PROGRAM, 16, littlerb_state )
AM_RANGE(0x000000, 0x0fffff) AM_ROM AM_RANGE(0x000000, 0x0fffff) AM_ROM
AM_RANGE(0x200000, 0x203fff) AM_RAM // main ram? AM_RANGE(0x200000, 0x203fff) AM_RAM // main ram?
AM_RANGE(0x700000, 0x700007) AM_DEVREADWRITE("tms", tms34010_device, host_r, host_w) AM_RANGE(0x700000, 0x700007) AM_DEVREADWRITE("inder_vid:tms", tms34010_device, host_r, host_w)
AM_RANGE(0x740000, 0x740001) AM_WRITE(littlerb_l_sound_w) AM_RANGE(0x740000, 0x740001) AM_WRITE(littlerb_l_sound_w)
AM_RANGE(0x760000, 0x760001) AM_WRITE(littlerb_r_sound_w) AM_RANGE(0x760000, 0x760001) AM_WRITE(littlerb_r_sound_w)
@ -164,7 +147,7 @@ ADDRESS_MAP_END
/* guess according to DASM code and checking the gameplay speed, could be different */ /* guess according to DASM code and checking the gameplay speed, could be different */
CUSTOM_INPUT_MEMBER(littlerb_state::littlerb_frame_step_r) CUSTOM_INPUT_MEMBER(littlerb_state::littlerb_frame_step_r)
{ {
UINT32 ret = m_screen->frame_number(); UINT32 ret = m_soundframe;
return (ret) & 7; return (ret) & 7;
} }
@ -246,7 +229,7 @@ static INPUT_PORTS_START( littlerb )
PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_UNUSED )
INPUT_PORTS_END INPUT_PORTS_END
TIMER_DEVICE_CALLBACK_MEMBER(littlerb_state::littlerb_scanline) TIMER_DEVICE_CALLBACK_MEMBER(littlerb_state::littlerb_scanline_sound)
{ {
int scanline = param; int scanline = param;
@ -265,111 +248,22 @@ TIMER_DEVICE_CALLBACK_MEMBER(littlerb_state::littlerb_scanline)
m_sound_pointer_r&=0x3ff; m_sound_pointer_r&=0x3ff;
} }
if (scanline == 0) m_soundframe++;
// the TMS generates the main interrupt // printf("scanline %d\n", scanline);
} }
static ADDRESS_MAP_START( littlerb_tms_map, AS_PROGRAM, 16, littlerb_state )
AM_RANGE(0x00000000, 0x003fffff) AM_RAM AM_SHARE("vram")
AM_RANGE(0x04000000, 0x0400000f) AM_DEVWRITE8("ramdac",ramdac_device,index_w,0x00ff)
AM_RANGE(0x04000010, 0x0400001f) AM_DEVREADWRITE8("ramdac",ramdac_device,pal_r,pal_w,0x00ff)
AM_RANGE(0x04000030, 0x0400003f) AM_DEVWRITE8("ramdac",ramdac_device,index_r_w,0x00ff)
AM_RANGE(0xc0000000, 0xc00001ff) AM_DEVREADWRITE("tms", tms34010_device, io_register_r, io_register_w)
AM_RANGE(0xffc00000, 0xffffffff) AM_RAM
ADDRESS_MAP_END
static void littlerb_scanline(screen_device &screen, bitmap_rgb32 &bitmap, int scanline, const tms34010_display_params *params)
{
littlerb_state *state = screen.machine().driver_data<littlerb_state>();
UINT16 *vram = &state->m_vram[(((params->rowaddr << 8)) & 0x3ff00) ];
UINT32 *dest = &bitmap.pix32(scanline);
const pen_t *paldata = state->m_palette->pens();
int coladdr = params->coladdr;
int x;
for (x = params->heblnk; x < params->hsblnk; x += 2)
{
UINT16 pixels = vram[coladdr++ & 0xff];
dest[x + 0] = paldata[pixels & 0xff];
dest[x + 1] = paldata[pixels >> 8];
}
}
static void littlerb_to_shiftreg(address_space &space, UINT32 address, UINT16 *shiftreg)
{
littlerb_state *state = space.machine().driver_data<littlerb_state>();
if (state->m_shiftfull == 0)
{
//printf("read to shift regs address %08x (%08x)\n", address, TOWORD(address) * 2);
memcpy(shiftreg, &state->m_vram[TOWORD(address) & ~TOWORD(0x1fff)], TOBYTE(0x2000));
state->m_shiftfull = 1;
}
}
static void littlerb_from_shiftreg(address_space &space, UINT32 address, UINT16 *shiftreg)
{
littlerb_state *state = space.machine().driver_data<littlerb_state>();
memcpy(&state->m_vram[TOWORD(address) & ~TOWORD(0x1fff)], shiftreg, TOBYTE(0x2000));
state->m_shiftfull = 0;
}
static void m68k_gen_int(device_t *device, int state)
{
littlerb_state *drvstate = device->machine().driver_data<littlerb_state>();
if (state) drvstate->m_maincpu->set_input_line(4, ASSERT_LINE);
else drvstate->m_maincpu->set_input_line(4, CLEAR_LINE);
}
static const tms34010_config tms_config_littlerb =
{
TRUE, /* halt on reset */
"screen", /* the screen operated on */
XTAL_40MHz/12, /* pixel clock */
2, /* pixels per clock */
NULL, /* scanline callback (indexed16) */
littlerb_scanline, /* scanline callback (rgb32) */
m68k_gen_int, /* generate interrupt */
littlerb_to_shiftreg, /* write to shiftreg function */
littlerb_from_shiftreg /* read from shiftreg function */
};
static MACHINE_CONFIG_START( littlerb, littlerb_state ) static MACHINE_CONFIG_START( littlerb, littlerb_state )
MCFG_CPU_ADD("maincpu", M68000, 12000000) MCFG_CPU_ADD("maincpu", M68000, 12000000)
MCFG_CPU_PROGRAM_MAP(littlerb_main) MCFG_CPU_PROGRAM_MAP(littlerb_main)
MCFG_TIMER_DRIVER_ADD_SCANLINE("scantimer", littlerb_state, littlerb_scanline, "screen", 0, 1)
MCFG_INDER_VIDEO_ADD("inder_vid")
MCFG_CPU_ADD("tms", TMS34010, XTAL_40MHz) // should probably be done with a timer rather than relying on screen(!)
MCFG_CPU_CONFIG(tms_config_littlerb) MCFG_TIMER_DRIVER_ADD_SCANLINE("scantimer", littlerb_state, littlerb_scanline_sound, "inder_vid:inder_screen", 0, 1)
MCFG_CPU_PROGRAM_MAP(littlerb_tms_map)
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_RAW_PARAMS(XTAL_40MHz/12, 424, 0, 338-1, 262, 0, 246-1)
MCFG_SCREEN_UPDATE_DEVICE("tms", tms34010_device, tms340x0_rgb32)
MCFG_PALETTE_ADD("palette", 0x100)
MCFG_RAMDAC_ADD("ramdac", ramdac_intf, ramdac_map, "palette")
// MCFG_PALETTE_INIT_OWNER(littlerb_state,littlerb)
MCFG_SPEAKER_STANDARD_STEREO("lspeaker","rspeaker") MCFG_SPEAKER_STANDARD_STEREO("lspeaker","rspeaker")
MCFG_DAC_ADD("dacl") MCFG_DAC_ADD("dacl")

139
src/mame/drivers/megaphx.c
View File

@ -55,13 +55,14 @@
*/ */
#include "emu.h" #include "emu.h"
#include "cpu/tms34010/tms34010.h"
#include "cpu/m68000/m68000.h" #include "cpu/m68000/m68000.h"
#include "video/ramdac.h"
#include "machine/i8255.h" #include "machine/i8255.h"
#include "machine/inder_sb.h" #include "machine/inder_sb.h"
#include "machine/inder_vid.h"
@ -72,32 +73,22 @@ public:
: driver_device(mconfig, type, tag), : driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"), m_maincpu(*this, "maincpu"),
m_mainram(*this, "mainram"), m_mainram(*this, "mainram"),
m_vram(*this, "vram"),
port_c_value(0), port_c_value(0),
m_palette(*this, "palette"), m_indersb(*this, "inder_sb"),
m_tms(*this, "tms"), m_indervid(*this, "inder_vid")
m_indersb(*this, "inder_sb")
{ {
m_shiftfull = 0;
} }
required_device<cpu_device> m_maincpu; required_device<cpu_device> m_maincpu;
required_shared_ptr<UINT16> m_mainram; required_shared_ptr<UINT16> m_mainram;
required_shared_ptr<UINT16> m_vram;
DECLARE_DRIVER_INIT(megaphx); DECLARE_DRIVER_INIT(megaphx);
DECLARE_MACHINE_RESET(megaphx);
DECLARE_READ8_MEMBER(port_c_r); DECLARE_READ8_MEMBER(port_c_r);
DECLARE_WRITE8_MEMBER(port_c_w); DECLARE_WRITE8_MEMBER(port_c_w);
@ -112,29 +103,21 @@ public:
UINT16 m_pic_result; UINT16 m_pic_result;
UINT8 port_c_value; UINT8 port_c_value;
required_device<palette_device> m_palette;
required_device<tms34010_device> m_tms;
required_device<inder_sb_device> m_indersb; required_device<inder_sb_device> m_indersb;
required_device<inder_vid_device> m_indervid;
int m_shiftfull; // this might be a driver specific hack for a TMS bug.
}; };
static ADDRESS_MAP_START( megaphx_68k_map, AS_PROGRAM, 16, megaphx_state ) static ADDRESS_MAP_START( megaphx_68k_map, AS_PROGRAM, 16, megaphx_state )
AM_RANGE(0x000000, 0x0013ff) AM_RAM AM_SHARE("mainram") // maps over part of the rom?? AM_RANGE(0x000000, 0x0013ff) AM_RAM AM_SHARE("mainram") // maps over part of the rom??
AM_RANGE(0x000000, 0x03ffff) AM_ROM AM_REGION("roms67", 0x00000) // or the rom doesn't map here? it contains the service mode grid amongst other things.. AM_RANGE(0x000000, 0x03ffff) AM_ROM AM_REGION("roms67", 0x00000) // or the rom doesn't map here? it contains the service mode grid amongst other things..
AM_RANGE(0x040000, 0x040007) AM_DEVREADWRITE("tms", tms34010_device, host_r, host_w) AM_RANGE(0x040000, 0x040007) AM_DEVREADWRITE("inder_vid:tms", tms34010_device, host_r, host_w)
AM_RANGE(0x050000, 0x050001) AM_DEVWRITE("inder_sb", inder_sb_device, megaphx_0x050000_w) AM_RANGE(0x050000, 0x050001) AM_DEVWRITE("inder_sb", inder_sb_device, megaphx_0x050000_w)
AM_RANGE(0x050002, 0x050003) AM_DEVREAD("inder_sb", inder_sb_device, megaphx_0x050002_r) AM_RANGE(0x050002, 0x050003) AM_DEVREAD("inder_sb", inder_sb_device, megaphx_0x050002_r)
@ -151,94 +134,6 @@ static ADDRESS_MAP_START( megaphx_68k_map, AS_PROGRAM, 16, megaphx_state )
ADDRESS_MAP_END ADDRESS_MAP_END
static ADDRESS_MAP_START( megaphx_tms_map, AS_PROGRAM, 16, megaphx_state )
AM_RANGE(0x00000000, 0x003fffff) AM_RAM AM_SHARE("vram") // vram?
// AM_RANGE(0x00100000, 0x002fffff) AM_RAM // vram?
// AM_RANGE(0x00300000, 0x003fffff) AM_RAM
// AM_RANGE(0x04000000, 0x040000ff) AM_WRITENOP
AM_RANGE(0x04000000, 0x0400000f) AM_DEVWRITE8("ramdac",ramdac_device,index_w,0x00ff)
AM_RANGE(0x04000010, 0x0400001f) AM_DEVREADWRITE8("ramdac",ramdac_device,pal_r,pal_w,0x00ff)
AM_RANGE(0x04000030, 0x0400003f) AM_DEVWRITE8("ramdac",ramdac_device,index_r_w,0x00ff)
AM_RANGE(0x04000090, 0x0400009f) AM_WRITENOP
AM_RANGE(0xc0000000, 0xc00001ff) AM_DEVREADWRITE("tms", tms34010_device, io_register_r, io_register_w)
AM_RANGE(0xffc00000, 0xffffffff) AM_RAM
ADDRESS_MAP_END
static void megaphx_scanline(screen_device &screen, bitmap_rgb32 &bitmap, int scanline, const tms34010_display_params *params)
{
megaphx_state *state = screen.machine().driver_data<megaphx_state>();
UINT16 *vram = &state->m_vram[(params->rowaddr << 8) & 0x3ff00];
UINT32 *dest = &bitmap.pix32(scanline);
const pen_t *paldata = state->m_palette->pens();
int coladdr = params->coladdr;
int x;
for (x = params->heblnk; x < params->hsblnk; x += 2)
{
UINT16 pixels = vram[coladdr++ & 0xff];
dest[x + 0] = paldata[pixels & 0xff];
dest[x + 1] = paldata[pixels >> 8];
}
}
static void megaphx_to_shiftreg(address_space &space, UINT32 address, UINT16 *shiftreg)
{
megaphx_state *state = space.machine().driver_data<megaphx_state>();
if (state->m_shiftfull == 0)
{
//printf("read to shift regs address %08x (%08x)\n", address, TOWORD(address) * 2);
memcpy(shiftreg, &state->m_vram[TOWORD(address) & ~TOWORD(0x1fff)], TOBYTE(0x2000)); // & ~TOWORD(0x1fff) is needed for round 6
state->m_shiftfull = 1;
}
}
static void megaphx_from_shiftreg(address_space &space, UINT32 address, UINT16 *shiftreg)
{
// printf("write from shift regs address %08x (%08x)\n", address, TOWORD(address) * 2);
megaphx_state *state = space.machine().driver_data<megaphx_state>();
memcpy(&state->m_vram[TOWORD(address) & ~TOWORD(0x1fff)], shiftreg, TOBYTE(0x2000));
state->m_shiftfull = 0;
}
MACHINE_RESET_MEMBER(megaphx_state,megaphx)
{
}
static void m68k_gen_int(device_t *device, int state)
{
megaphx_state *drvstate = device->machine().driver_data<megaphx_state>();
if (state) drvstate->m_maincpu->set_input_line(4, ASSERT_LINE);
else drvstate->m_maincpu->set_input_line(4, CLEAR_LINE);
}
static const tms34010_config tms_config_megaphx =
{
TRUE, /* halt on reset */
"screen", /* the screen operated on */
XTAL_40MHz/12, /* pixel clock */
2, /* pixels per clock */
NULL, /* scanline callback (indexed16) */
megaphx_scanline, /* scanline callback (rgb32) */
m68k_gen_int, /* generate interrupt */
megaphx_to_shiftreg, /* write to shiftreg function */
megaphx_from_shiftreg /* read from shiftreg function */
};
static INPUT_PORTS_START( megaphx ) static INPUT_PORTS_START( megaphx )
@ -336,14 +231,7 @@ static INPUT_PORTS_START( megaphx )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
INPUT_PORTS_END INPUT_PORTS_END
static ADDRESS_MAP_START( ramdac_map, AS_0, 8, megaphx_state )
AM_RANGE(0x000, 0x3ff) AM_DEVREADWRITE("ramdac",ramdac_device,ramdac_pal_r,ramdac_rgb888_w)
ADDRESS_MAP_END
static RAMDAC_INTERFACE( ramdac_intf )
{
1
};
/* why don't the port_c read/writes work properly when hooked through the 8255? */ /* why don't the port_c read/writes work properly when hooked through the 8255? */
@ -482,23 +370,14 @@ static MACHINE_CONFIG_START( megaphx, megaphx_state )
MCFG_CPU_ADD("maincpu", M68000, 8000000) // ?? can't read xtal due to reflections, CPU is an 8Mhz part MCFG_CPU_ADD("maincpu", M68000, 8000000) // ?? can't read xtal due to reflections, CPU is an 8Mhz part
MCFG_CPU_PROGRAM_MAP(megaphx_68k_map) MCFG_CPU_PROGRAM_MAP(megaphx_68k_map)
MCFG_CPU_ADD("tms", TMS34010, XTAL_40MHz)
MCFG_CPU_CONFIG(tms_config_megaphx)
MCFG_CPU_PROGRAM_MAP(megaphx_tms_map)
MCFG_INDER_AUDIO_ADD("inder_sb") MCFG_INDER_AUDIO_ADD("inder_sb")
MCFG_I8255A_ADD( "ppi8255_0", ppi8255_intf_0 ) MCFG_I8255A_ADD( "ppi8255_0", ppi8255_intf_0 )
MCFG_MACHINE_RESET_OVERRIDE(megaphx_state,megaphx) MCFG_INDER_VIDEO_ADD("inder_vid")
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_RAW_PARAMS(XTAL_40MHz/12, 424, 0, 338-1, 262, 0, 246-1)
MCFG_SCREEN_UPDATE_DEVICE("tms", tms34010_device, tms340x0_rgb32)
MCFG_PALETTE_ADD("palette", 256)
MCFG_RAMDAC_ADD("ramdac", ramdac_intf, ramdac_map, "palette")
MACHINE_CONFIG_END MACHINE_CONFIG_END
DRIVER_INIT_MEMBER(megaphx_state,megaphx) DRIVER_INIT_MEMBER(megaphx_state,megaphx)

147
src/mame/machine/inder_vid.c Normal file
View File

@ -0,0 +1,147 @@
/* Inder / Dinamic Video */
/* Inder / Dinamic Sound Board */
#include "emu.h"
#include "machine/inder_vid.h"
extern const device_type INDER_VIDEO = &device_creator<inder_vid_device>;
inder_vid_device::inder_vid_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
: device_t(mconfig, INDER_VIDEO, "Inder / Dinamic TMS Video", tag, owner, clock, "indervd", __FILE__),
/* device_video_interface(mconfig, *this, false), */
m_vram(*this, "vram"),
m_palette(*this, "palette"),
m_tms(*this, "tms")
{
}
static ADDRESS_MAP_START( megaphx_tms_map, AS_PROGRAM, 16, inder_vid_device )
AM_RANGE(0x00000000, 0x003fffff) AM_RAM AM_SHARE("vram") // vram?
AM_RANGE(0x04000000, 0x0400000f) AM_DEVWRITE8("ramdac",ramdac_device,index_w,0x00ff)
AM_RANGE(0x04000010, 0x0400001f) AM_DEVREADWRITE8("ramdac",ramdac_device,pal_r,pal_w,0x00ff)
AM_RANGE(0x04000030, 0x0400003f) AM_DEVWRITE8("ramdac",ramdac_device,index_r_w,0x00ff)
AM_RANGE(0x04000090, 0x0400009f) AM_WRITENOP
AM_RANGE(0xc0000000, 0xc00001ff) AM_DEVREADWRITE("tms", tms34010_device, io_register_r, io_register_w)
AM_RANGE(0xffc00000, 0xffffffff) AM_RAM
ADDRESS_MAP_END
static void megaphx_scanline(screen_device &screen, bitmap_rgb32 &bitmap, int scanline, const tms34010_display_params *params)
{
inder_vid_device *state = (inder_vid_device*)screen.machine().device("inder_vid");
UINT16 *vram = &state->m_vram[(params->rowaddr << 8) & 0x3ff00];
UINT32 *dest = &bitmap.pix32(scanline);
const pen_t *paldata = state->m_palette->pens();
int coladdr = params->coladdr;
int x;
for (x = params->heblnk; x < params->hsblnk; x += 2)
{
UINT16 pixels = vram[coladdr++ & 0xff];
dest[x + 0] = paldata[pixels & 0xff];
dest[x + 1] = paldata[pixels >> 8];
}
}
static void megaphx_to_shiftreg(address_space &space, UINT32 address, UINT16 *shiftreg)
{
inder_vid_device *state = (inder_vid_device*)space.machine().device("inder_vid");
if (state->m_shiftfull == 0)
{
//printf("read to shift regs address %08x (%08x)\n", address, TOWORD(address) * 2);
memcpy(shiftreg, &state->m_vram[TOWORD(address) & ~TOWORD(0x1fff)], TOBYTE(0x2000)); // & ~TOWORD(0x1fff) is needed for round 6
state->m_shiftfull = 1;
}
}
static void megaphx_from_shiftreg(address_space &space, UINT32 address, UINT16 *shiftreg)
{
// printf("write from shift regs address %08x (%08x)\n", address, TOWORD(address) * 2);
inder_vid_device *state = (inder_vid_device*)space.machine().device("inder_vid");
memcpy(&state->m_vram[TOWORD(address) & ~TOWORD(0x1fff)], shiftreg, TOBYTE(0x2000));
state->m_shiftfull = 0;
}
static void m68k_gen_int(device_t *device, int state)
{
cpu_device *maincpu = (cpu_device*)device->machine().device("maincpu");
if (state) maincpu->set_input_line(4, ASSERT_LINE);
else maincpu->set_input_line(4, CLEAR_LINE);
}
static const tms34010_config tms_config_megaphx =
{
TRUE, /* halt on reset */
"inder_vid:inder_screen", /* the screen operated on */
XTAL_40MHz/12, /* pixel clock */
2, /* pixels per clock */
NULL, /* scanline callback (indexed16) */
megaphx_scanline, /* scanline callback (rgb32) */
m68k_gen_int, /* generate interrupt */
megaphx_to_shiftreg, /* write to shiftreg function */
megaphx_from_shiftreg /* read from shiftreg function */
};
static ADDRESS_MAP_START( ramdac_map, AS_0, 8, inder_vid_device )
AM_RANGE(0x000, 0x3ff) AM_DEVREADWRITE("ramdac",ramdac_device,ramdac_pal_r,ramdac_rgb888_w)
ADDRESS_MAP_END
static RAMDAC_INTERFACE( ramdac_intf )
{
1
};
static MACHINE_CONFIG_FRAGMENT( inder_vid )
MCFG_CPU_ADD("tms", TMS34010, XTAL_40MHz)
MCFG_CPU_CONFIG(tms_config_megaphx)
MCFG_CPU_PROGRAM_MAP(megaphx_tms_map)
MCFG_SCREEN_ADD("inder_screen", RASTER)
MCFG_SCREEN_RAW_PARAMS(XTAL_40MHz/12, 424, 0, 338-1, 262, 0, 246-1)
MCFG_SCREEN_UPDATE_DEVICE("tms", tms34010_device, tms340x0_rgb32)
MCFG_PALETTE_ADD("palette", 256)
MCFG_RAMDAC_ADD("ramdac", ramdac_intf, ramdac_map, "palette")
MACHINE_CONFIG_END
machine_config_constructor inder_vid_device::device_mconfig_additions() const
{
return MACHINE_CONFIG_NAME( inder_vid );
}
void inder_vid_device::device_start()
{
}
void inder_vid_device::device_reset()
{
m_shiftfull = 0;
}

47
src/mame/machine/inder_vid.h Normal file
View File

@ -0,0 +1,47 @@
/* Inder / Dinamic Video */
/* */
#pragma once
#ifndef __INDER_VIDEO__
#define __INDER_VIDEO__
#include "video/ramdac.h"
#include "cpu/tms34010/tms34010.h"
extern const device_type INDER_VIDEO;
#define MCFG_INDER_VIDEO_ADD(_tag) \
MCFG_DEVICE_ADD(_tag, INDER_VIDEO, 0)
class inder_vid_device : public device_t
/* public device_video_interface */
{
public:
// construction/destruction
inder_vid_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
required_shared_ptr<UINT16> m_vram;
required_device<palette_device> m_palette;
required_device<tms34010_device> m_tms;
int m_shiftfull; // this might be a driver specific hack for a TMS bug.
protected:
virtual machine_config_constructor device_mconfig_additions() const;
virtual void device_start();
virtual void device_reset();
private:
};
#endif

1
src/mame/mame.mak
View File

@ -2084,6 +2084,7 @@ $(MAMEOBJ)/misc.a: \
$(DRIVERS)/coolpool.o \ $(DRIVERS)/coolpool.o \
$(DRIVERS)/megaphx.o \ $(DRIVERS)/megaphx.o \
$(MACHINE)/inder_sb.o \ $(MACHINE)/inder_sb.o \
$(MACHINE)/inder_vid.o \
$(DRIVERS)/corona.o \ $(DRIVERS)/corona.o \
$(DRIVERS)/crystal.o $(VIDEO)/vrender0.o \ $(DRIVERS)/crystal.o $(VIDEO)/vrender0.o \
$(DRIVERS)/cubeqst.o \ $(DRIVERS)/cubeqst.o \