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handle dbra wait loops, update cyclone

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This commit is contained in:
notaz 2013-09-08 16:43:54 +03:00
parent e71fae1f13
commit ecc8036ee2
9 changed files with 60 additions and 12 deletions
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6
pico/cd/memory.c
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@ -75,9 +75,10 @@ static void remap_word_ram(u32 r3);
void m68k_comm_check(u32 a)
{
pcd_sync_s68k(SekCyclesDone(), 0);
if (a != Pico_mcd->m.m68k_poll_a) {
if (SekNotPolling || a != Pico_mcd->m.m68k_poll_a) {
Pico_mcd->m.m68k_poll_a = a;
Pico_mcd->m.m68k_poll_cnt = 0;
SekNotPolling = 0;
return;
}
Pico_mcd->m.m68k_poll_cnt++;
@ -246,7 +247,7 @@ u32 s68k_poll_detect(u32 a, u32 d)
return d;
cycles = SekCyclesDoneS68k();
if (a == Pico_mcd->m.s68k_poll_a) {
if (!SekNotPolling && a == Pico_mcd->m.s68k_poll_a) {
u32 clkdiff = cycles - Pico_mcd->m.s68k_poll_clk;
if (clkdiff <= POLL_CYCLES) {
cnt = Pico_mcd->m.s68k_poll_cnt + 1;
@ -261,6 +262,7 @@ u32 s68k_poll_detect(u32 a, u32 d)
Pico_mcd->m.s68k_poll_a = a;
Pico_mcd->m.s68k_poll_clk = cycles;
Pico_mcd->m.s68k_poll_cnt = cnt;
SekNotPollingS68k = 0;
#endif
return d;
}