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(mess) compis: doesn't appear to use text mode (nw)

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i86: doh! (nw)
This commit is contained in:
cracyc 2013-08-23 21:58:45 +00:00
parent eccbdf381f
commit c709407db8
2 changed files with 3 additions and 50 deletions
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2
src/emu/cpu/i86/i86inline.h
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@ -538,7 +538,7 @@ inline void i8086_common_cpu_device::ExpandFlags(UINT16 f)
inline void i8086_common_cpu_device::i_insb()
{
UINT32 ea = calc_addr(ES, m_regs.w[DI], 1, I8086_WRITE);
write_word(ea, read_port_byte(m_regs.w[DX]));
write_byte(ea, read_port_byte(m_regs.w[DX]));
m_regs.w[DI] += -2 * m_DF + 1;
CLK(IN_IMM8);
}

51
src/mess/drivers/compis.c
View File

@ -102,57 +102,10 @@ static UPD7220_DISPLAY_PIXELS( hgdc_display_pixels )
bitmap.pix32(y, x + i) = palette[BIT((gfx >> i), 0)];
}
static UPD7220_DRAW_TEXT_LINE( hgdc_display_text )
{
compis_state *state = device->machine().driver_data<compis_state>();
const rgb_t *palette = palette_entry_list_raw(bitmap.palette());
int x;
int xi,yi;
int tile;
int attr;
UINT8 tile_data;
UINT8 pen;
UINT8 *m_p_chargen = state->memregion("maincpu")->base()+0xca70; //bios0
if (m_p_chargen[0x214] != 0x08) m_p_chargen+= 0x10; //bios1
for( x = 0; x < pitch; x++ )
{
tile = state->m_video_ram[(addr+x) & 0x1ffff];
attr = state->m_video_ram[(addr+x+1) & 0x1ffff];
for( yi = 0; yi < lr; yi++)
{
tile_data = (m_p_chargen[tile*8+yi]);
if(attr & 2)
tile_data^=0xff;
for( xi = 0; xi < 8; xi++)
{
int res_x,res_y;
res_x = x * 8 + xi;
res_y = y * lr + yi;
if(!device->machine().primary_screen->visible_area().contains(res_x, res_y))
continue;
if(yi >= 8)
pen = 0;
else
pen = ((tile_data >> xi) & 1) ? 1 : 0;
if(pen)
bitmap.pix32(res_y, res_x) = palette[pen];
}
}
}
}
static UPD7220_INTERFACE( hgdc_intf )
{
hgdc_display_pixels,
hgdc_display_text,
NULL,
DEVCB_NULL,
DEVCB_NULL,
DEVCB_NULL
@ -170,7 +123,7 @@ static ADDRESS_MAP_START( compis_mem , AS_PROGRAM, 16, compis_state )
AM_RANGE( 0x50000, 0x5ffff) AM_RAM
AM_RANGE( 0x60000, 0x6ffff) AM_RAM
AM_RANGE( 0x70000, 0x7ffff) AM_RAM
AM_RANGE( 0xe8000, 0xeffff) AM_ROM AM_REGION("maincpu",0) AM_WRITE8(vram_w, 0xffff)
AM_RANGE( 0xe8000, 0xeffff) AM_ROM AM_REGION("maincpu",0)
AM_RANGE( 0xf0000, 0xfffff) AM_ROM AM_REGION("maincpu",0) AM_WRITE8(vram_w, 0xffff)
ADDRESS_MAP_END