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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@17 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-01-11 22:21:34 +00:00
parent bf098bc532
commit c459aefdad
6 changed files with 128 additions and 107 deletions
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11
Pico/cd/Pico.c
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@ -64,17 +64,18 @@ static __inline void SekRunS68k(int cyc)
#endif
}
static int Status_CDC;
static __inline void check_cd_dma(void)
{
int ddx;
if (!(Status_CDC & 0x08)) return;
if (!(Pico_mcd->scd.Status_CDC & 0x08)) return;
ddx = Pico_mcd->s68k_regs[4] & 7;
if (ddx < 2) return; // invalid
if (ddx < 4) Pico_mcd->s68k_regs[4] |= 0x40; // Data set ready in host port
if (ddx < 4) {
Pico_mcd->s68k_regs[4] |= 0x40; // Data set ready in host port
return;
}
if (ddx == 6) return; // invalid
Update_CDC_TRansfer(ddx); // now go and do the actual transfer
@ -180,7 +181,7 @@ static int PicoFrameHintsMCD(void)
//dprintf("m68k starting exec @ %06x", SekPc);
if(Pico.m.dma_bytes) SekCycleCnt+=CheckDMA();
SekRun(cycles_68k);
if ((Pico_mcd->m68k_regs[1]&3) == 1) { // no busreq/no reset
if ((Pico_mcd->m.busreq&3) == 1) { // no busreq/no reset
#if 0
int i;
FILE *f = fopen("prg_ram.bin", "wb");