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(MESS) excalibur : fixed palette changer (nw)

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COLOUR #1 or COLOUR #2 to choose a palette.
This commit is contained in:
Robert 2014-12-11 21:26:13 +11:00
parent 65945b1e56
commit 8e84d8f9e4
1 changed files with 9 additions and 9 deletions
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18
src/mess/drivers/excali64.c
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@ -196,6 +196,11 @@ READ8_MEMBER( excali64_state::ppic_r )
return data; return data;
} }
WRITE8_MEMBER( excali64_state::ppic_w )
{
m_cass->output(BIT(data, 7) ? -1.0 : +1.0);
}
READ8_MEMBER( excali64_state::port00_r ) READ8_MEMBER( excali64_state::port00_r )
{ {
UINT8 data = 0xff; UINT8 data = 0xff;
@ -218,20 +223,15 @@ d4 : vsync
*/ */
READ8_MEMBER( excali64_state::port50_r ) READ8_MEMBER( excali64_state::port50_r )
{ {
UINT8 data = m_sys_status & 7; UINT8 data = m_sys_status & 0x2f;
data |= (UINT8)m_crtc_vs << 4; data |= (UINT8)m_crtc_vs << 4;
data |= (UINT8)m_crtc_de << 3; //data |= (UINT8)m_crtc_de << 3; this is a hardware mistake, recommended to disconnect
return data; return data;
} }
WRITE8_MEMBER( excali64_state::ppic_w )
{
m_cass->output(BIT(data, 7) ? -1.0 : +1.0);
}
/* /*
d0,1,2 : same as port50 d0,1,2 : same as port50
d7 : 2nd colour set d3 : 2nd colour set (schematic wrongly says d7)
*/ */
WRITE8_MEMBER( excali64_state::port70_w ) WRITE8_MEMBER( excali64_state::port70_w )
{ {
@ -309,7 +309,7 @@ MC6845_UPDATE_ROW( excali64_state::update_row )
const rgb_t *palette = m_palette->palette()->entry_list_raw(); const rgb_t *palette = m_palette->palette()->entry_list_raw();
UINT8 chr,gfx,col,bg,fg; UINT8 chr,gfx,col,bg,fg;
UINT16 mem,x; UINT16 mem,x;
UINT8 col_base = BIT(m_sys_status, 7) ? 16 : 0; UINT8 col_base = BIT(m_sys_status, 3) ? 16 : 0;
UINT32 *p = &bitmap.pix32(y); UINT32 *p = &bitmap.pix32(y);
for (x = 0; x < x_count; x++) for (x = 0; x < x_count; x++)