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spbactn: Acknowledge main IRQ; restore legacy screen configuration due to missing sprites (nw)

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This commit is contained in:
AJR 2017-10-01 15:15:30 -04:00
parent 7dfb01a2d2
commit 602c57e10d
3 changed files with 33 additions and 23 deletions
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34
src/mame/drivers/spbactn.cpp
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@ -141,6 +141,11 @@ cpu #0 (PC=00001A1A): unmapped memory word write to 00090030 = 00F7 & 00FF
#include "speaker.h"
WRITE16_MEMBER(spbactn_state::main_irq_ack_w)
{
m_maincpu->set_input_line(M68K_IRQ_3, CLEAR_LINE);
}
static ADDRESS_MAP_START( spbactn_map, AS_PROGRAM, 16, spbactn_state )
AM_RANGE(0x00000, 0x3ffff) AM_ROM
AM_RANGE(0x40000, 0x43fff) AM_RAM // main ram
@ -157,8 +162,9 @@ static ADDRESS_MAP_START( spbactn_map, AS_PROGRAM, 16, spbactn_state )
/* this are an awful lot of unknowns */
AM_RANGE(0x90000, 0x90001) AM_WRITENOP
AM_RANGE(0x90010, 0x90011) AM_DEVWRITE8("soundlatch", generic_latch_8_device, write, 0x00ff)
// AM_RANGE(0x90020, 0x90021) AM_DEVWRITE8("soundlatch", generic_latch_8_device, write, 0x00ff)
AM_RANGE(0x90020, 0x90021) AM_WRITE(main_irq_ack_w)
AM_RANGE(0x90030, 0x90031) AM_WRITENOP
AM_RANGE(0x90050, 0x90051) AM_WRITENOP
AM_RANGE(0x90080, 0x90081) AM_WRITENOP
AM_RANGE(0x90090, 0x90091) AM_WRITENOP
@ -197,14 +203,14 @@ static ADDRESS_MAP_START( spbactnp_map, AS_PROGRAM, 16, spbactn_state )
AM_RANGE(0x70000, 0x77fff) AM_RAM_WRITE(bg_videoram_w) AM_SHARE("bgvideoram")
AM_RANGE(0x80000, 0x827ff) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette") // yes R and G are swapped vs. the released version
AM_RANGE(0x90002, 0x90003) AM_WRITE( spbatnp_90002_w )
AM_RANGE(0x90006, 0x90007) AM_WRITE( spbatnp_90006_w )
AM_RANGE(0x9000a, 0x9000b) AM_WRITE( spbatnp_9000a_w )
AM_RANGE(0x9000c, 0x9000d) AM_WRITE( spbatnp_9000c_w )
AM_RANGE(0x9000e, 0x9000f) AM_WRITE( spbatnp_9000e_w )
AM_RANGE(0x90002, 0x90003) AM_WRITE(main_irq_ack_w)
AM_RANGE(0x90006, 0x90007) AM_WRITE(spbatnp_90006_w)
AM_RANGE(0x9000a, 0x9000b) AM_WRITE(spbatnp_9000a_w)
AM_RANGE(0x9000c, 0x9000d) AM_WRITE(spbatnp_9000c_w)
AM_RANGE(0x9000e, 0x9000f) AM_WRITE(spbatnp_9000e_w)
AM_RANGE(0x90124, 0x90125) AM_WRITE( spbatnp_90124_w ) // bg scroll
AM_RANGE(0x9012c, 0x9012d) AM_WRITE( spbatnp_9012c_w ) // bg scroll
AM_RANGE(0x90124, 0x90125) AM_WRITE(spbatnp_90124_w) // bg scroll
AM_RANGE(0x9012c, 0x9012d) AM_WRITE(spbatnp_9012c_w) // bg scroll
@ -401,15 +407,23 @@ static MACHINE_CONFIG_START( spbactn )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M68000, XTAL_12MHz)
MCFG_CPU_PROGRAM_MAP(spbactn_map)
MCFG_CPU_VBLANK_INT_DRIVER("screen", spbactn_state, irq3_line_hold)
MCFG_CPU_VBLANK_INT_DRIVER("screen", spbactn_state, irq3_line_assert)
MCFG_CPU_ADD("audiocpu", Z80, XTAL_4MHz)
MCFG_CPU_PROGRAM_MAP(spbactn_sound_map)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
#if 0
// actual blanking frequencies unknown, but should be close to NTSC
MCFG_SCREEN_RAW_PARAMS(XTAL_22_656MHz / 2, 720, 0, 512, 262, 16, 240)
#else
// MCFG_SCREEN_RAW_PARAMS breaks sprites; keeping this in for now
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_SIZE(64*8, 32*8)
MCFG_SCREEN_VISIBLE_AREA(0*8, 64*8-1, 2*8, 30*8-1)
#endif
MCFG_VIDEO_START_OVERRIDE(spbactn_state,spbactn)
MCFG_SCREEN_UPDATE_DRIVER(spbactn_state, screen_update_spbactn)
@ -446,7 +460,7 @@ static MACHINE_CONFIG_START( spbactnp )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M68000, XTAL_12MHz)
MCFG_CPU_PROGRAM_MAP(spbactnp_map)
MCFG_CPU_VBLANK_INT_DRIVER("screen", spbactn_state, irq3_line_hold)
MCFG_CPU_VBLANK_INT_DRIVER("screen", spbactn_state, irq3_line_assert)
MCFG_CPU_ADD("audiocpu", Z80, XTAL_4MHz)
MCFG_CPU_PROGRAM_MAP(spbactn_sound_map)

15
src/mame/includes/spbactn.h
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@ -46,6 +46,8 @@ public:
tilemap_t *m_extra_tilemap;
DECLARE_WRITE16_MEMBER(main_irq_ack_w);
DECLARE_WRITE16_MEMBER(bg_videoram_w);
DECLARE_WRITE16_MEMBER(fg_videoram_w);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
@ -61,14 +63,13 @@ public:
bitmap_ind16 m_sprite_bitmap;
DECLARE_WRITE16_MEMBER( spbatnp_90002_w );
DECLARE_WRITE16_MEMBER( spbatnp_90006_w );
DECLARE_WRITE16_MEMBER( spbatnp_9000a_w );
DECLARE_WRITE16_MEMBER( spbatnp_9000c_w );
DECLARE_WRITE16_MEMBER( spbatnp_9000e_w );
DECLARE_WRITE16_MEMBER(spbatnp_90006_w);
DECLARE_WRITE16_MEMBER(spbatnp_9000a_w);
DECLARE_WRITE16_MEMBER(spbatnp_9000c_w);
DECLARE_WRITE16_MEMBER(spbatnp_9000e_w);
DECLARE_WRITE16_MEMBER( spbatnp_90124_w );
DECLARE_WRITE16_MEMBER( spbatnp_9012c_w );
DECLARE_WRITE16_MEMBER(spbatnp_90124_w);
DECLARE_WRITE16_MEMBER(spbatnp_9012c_w);
DECLARE_VIDEO_START(spbactn);
DECLARE_VIDEO_START(spbactnp);

7
src/mame/video/spbactn.cpp
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@ -53,7 +53,6 @@ VIDEO_START_MEMBER(spbactn_state,spbactn)
m_fg_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(spbactn_state::get_fg_tile_info),this), TILEMAP_SCAN_ROWS, 16, 8, 64, 128);
m_bg_tilemap->set_transparent_pen(0);
m_fg_tilemap->set_transparent_pen(0);
}
VIDEO_START_MEMBER(spbactn_state,spbactnp)
@ -62,10 +61,6 @@ VIDEO_START_MEMBER(spbactn_state,spbactnp)
// no idea..
m_extra_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(spbactn_state::get_extra_tile_info),this), TILEMAP_SCAN_ROWS, 8, 8, 16, 16);
}
WRITE16_MEMBER( spbactn_state::spbatnp_90002_w )
{
//printf("spbatnp_90002_w %04x\n",data);
}
WRITE16_MEMBER( spbactn_state::spbatnp_90006_w )
{
@ -125,7 +120,7 @@ int spbactn_state::draw_video(screen_device &screen, bitmap_rgb32 &bitmap, const
m_sprite_bitmap.fill(0, cliprect);
bitmap.fill(0, cliprect);
m_sprgen->gaiden_draw_sprites(screen, m_gfxdecode, cliprect, m_spvideoram, 0, 0, flip_screen(), m_sprite_bitmap);
m_sprgen->gaiden_draw_sprites(screen, m_gfxdecode, cliprect, &m_spvideoram[0], 0, 0, flip_screen(), m_sprite_bitmap);
m_bg_tilemap->draw(screen, m_tile_bitmap_bg, cliprect, 0, 0);
m_fg_tilemap->draw(screen, m_tile_bitmap_fg, cliprect, 0, 0);