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cd: fix breakage in comm detection

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This commit is contained in:
notaz 2013-09-03 04:11:50 +03:00
parent 53f948c901
commit cc5ffc3cbe
3 changed files with 52 additions and 47 deletions
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8
pico/cd/mcd.c
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@ -45,8 +45,6 @@ PICO_INTERNAL void PicoPowerMCD(void)
Pico_mcd->m.state_flags = PCD_ST_S68K_RST;
Pico_mcd->m.busreq = 2; // busreq on, s68k in reset
Pico_mcd->s68k_regs[3] = 1; // 2M word RAM mode, m68k access
Pico_mcd->s68k_regs[6] = 0xff;
Pico_mcd->s68k_regs[7] = 0xff;
memset(Pico_mcd->bios + 0x70, 0xff, 4);
}
@ -265,7 +263,9 @@ static void SekSyncM68k(void);
static inline void pcd_run_cpus_normal(int m68k_cycles)
{
SekCycleAim += m68k_cycles;
if (Pico_mcd->m.m68k_poll_cnt >= 16 && !SekShouldInterrupt()) {
if (SekShouldInterrupt())
Pico_mcd->m.m68k_poll_cnt = 0;
else if (Pico_mcd->m.m68k_poll_cnt >= 16) {
int s68k_left = pcd_sync_s68k(SekCycleAim, 1);
if (s68k_left <= 0) {
elprintf(EL_CDPOLL, "m68k poll [%02x] x%d @%06x",
@ -287,6 +287,8 @@ static inline void pcd_run_cpus_lockstep(int m68k_cycles)
SekSyncM68k();
pcd_sync_s68k(SekCycleAim, 0);
} while (CYCLES_GT(target, SekCycleAim));
SekCycleAim = target;
}
#define PICO_CD