RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-05 15:27:46 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

vdp, kludge for z80 access

Browse source
This commit is contained in:
kub 2020-12-12 17:27:30 +01:00
parent a20300bf1e
commit 1613ec6c30
3 changed files with 28 additions and 27 deletions
Download patch file Download diff file Expand all files Collapse all files

20
pico/memory.c
View file

@ -696,14 +696,14 @@ u32 PicoRead8_vdp(u32 a)
if ((a & 0x00f0) == 0x0000) {
switch (a & 0x0d)
{
case 0x00: return PicoVideoRead8DataH();
case 0x01: return PicoVideoRead8DataL();
case 0x04: return PicoVideoRead8CtlH();
case 0x05: return PicoVideoRead8CtlL();
case 0x00: return PicoVideoRead8DataH(0);
case 0x01: return PicoVideoRead8DataL(0);
case 0x04: return PicoVideoRead8CtlH(0);
case 0x05: return PicoVideoRead8CtlL(0);
case 0x08:
case 0x0c: return PicoVideoRead8HV_H();
case 0x0c: return PicoVideoRead8HV_H(0);
case 0x09:
case 0x0d: return PicoVideoRead8HV_L();
case 0x0d: return PicoVideoRead8HV_L(0);
}
}
@ -1195,10 +1195,10 @@ static unsigned char z80_md_vdp_read(unsigned short a)
if ((a & 0x00f0) == 0x0000) {
switch (a & 0x0d)
{
case 0x00: return PicoVideoRead8DataH();
case 0x01: return PicoVideoRead8DataL();
case 0x04: return PicoVideoRead8CtlH();
case 0x05: return PicoVideoRead8CtlL();
case 0x00: return PicoVideoRead8DataH(1);
case 0x01: return PicoVideoRead8DataL(1);
case 0x04: return PicoVideoRead8CtlH(1);
case 0x05: return PicoVideoRead8CtlL(1);
case 0x08:
case 0x0c: return get_scanline(1); // FIXME: make it proper
case 0x09: