RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-05 07:17:45 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

sh2 drc bugfix for aarch64/mips

Browse source
This commit is contained in:
kub 2019-10-12 00:26:11 +02:00
parent e7ee7bc00a
commit a6c0ab7d99
6 changed files with 20 additions and 19 deletions
Download patch file Download diff file Expand all files Collapse all files

20
pico/32x/memory.c
View file

@ -347,7 +347,7 @@ static u32 p32x_reg_read16(u32 a)
if ((a & 0x30) == 0x20) {
unsigned int cycles = SekCyclesDone();
if (cycles - msh2.m68krcycles_done > 244)
if (CYCLES_GT(cycles - msh2.m68krcycles_done, 244))
p32x_sync_sh2s(cycles);
if (m68k_poll_detect(a, cycles, P32XF_68KCPOLL)) {
@ -360,7 +360,7 @@ static u32 p32x_reg_read16(u32 a)
if (a == 2) { // INTM, INTS
unsigned int cycles = SekCyclesDone();
if (cycles - msh2.m68krcycles_done > 64)
if (CYCLES_GT(cycles - msh2.m68krcycles_done, 64))
p32x_sync_sh2s(cycles);
goto out;
}
@ -420,7 +420,7 @@ static void p32x_reg_write8(u32 a, u32 d)
return;
case 0x03: // irq ctl
if ((d ^ r[0x02 / 2]) & 3) {
int cycles = SekCyclesDone();
unsigned int cycles = SekCyclesDone();
p32x_sync_sh2s(cycles);
r[0x02 / 2] = d & 3;
p32x_update_cmd_irq(NULL, cycles);
@ -610,9 +610,9 @@ static void p32x_reg_write16(u32 a, u32 d)
case 0x2c/2:
case 0x2e/2:
if (r[a / 2] != d) {
int cycles = SekCyclesDone();
unsigned int cycles = SekCyclesDone();
if (cycles - (int)msh2.m68krcycles_done > 30)
if (CYCLES_GT(cycles - msh2.m68krcycles_done, 64))
p32x_sync_sh2s(cycles);
r[a / 2] = d;
@ -712,7 +712,7 @@ static void p32x_vdp_write16(u32 a, u32 d, SH2 *sh2)
}
Pico32x.vdp_regs[0x06 / 2] = a;
Pico32x.vdp_regs[0x08 / 2] = d;
if (sh2 != NULL && len > 4) {
if (sh2 != NULL && len > 8) {
Pico32x.vdp_regs[0x0a / 2] |= P32XV_nFEN;
// supposedly takes 3 bus/6 sh2 cycles? or 3 sh2 cycles?
p32x_event_schedule_sh2(sh2, P32X_EVENT_FILLEND, 3 + len);
@ -824,8 +824,8 @@ static void p32x_sh2reg_write8(u32 a, u32 d, SH2 *sh2)
if (Pico32x.sh2_regs[4 / 2] != d) {
unsigned int cycles = sh2_cycles_done_m68k(sh2);
Pico32x.sh2_regs[4 / 2] = d;
sh2_end_run(sh2, 4);
p32x_sh2_poll_event(sh2->other_sh2, SH2_STATE_CPOLL, cycles);
sh2_end_run(sh2, 4);
sh2_poll_write(a & ~1, d, cycles, sh2);
}
return;
@ -849,9 +849,9 @@ static void p32x_sh2reg_write8(u32 a, u32 d, SH2 *sh2)
unsigned int cycles = sh2_cycles_done_m68k(sh2);
REG8IN16(r, a) = d;
sh2_end_run(sh2, 1);
p32x_m68k_poll_event(P32XF_68KCPOLL);
p32x_sh2_poll_event(sh2->other_sh2, SH2_STATE_CPOLL, cycles);
sh2_end_run(sh2, 1);
sh2_poll_write(a & ~1, r[a / 2], cycles, sh2);
}
return;
@ -941,9 +941,9 @@ static void p32x_sh2reg_write16(u32 a, u32 d, SH2 *sh2)
unsigned int cycles = sh2_cycles_done_m68k(sh2);
Pico32x.regs[a / 2] = d;
sh2_end_run(sh2, 1);
p32x_m68k_poll_event(P32XF_68KCPOLL);
p32x_sh2_poll_event(sh2->other_sh2, SH2_STATE_CPOLL, cycles);
sh2_end_run(sh2, 1);
sh2_poll_write(a, d, cycles, sh2);
}
return;
@ -1574,10 +1574,10 @@ static void NOINLINE sh2_sdram_poll(u32 a, u32 d, SH2 *sh2)
unsigned cycles;
DRC_SAVE_SR(sh2);
sh2_end_run(sh2, 1);
cycles = sh2_cycles_done_m68k(sh2);
sh2_poll_write(a, d, cycles, sh2);
p32x_sh2_poll_event(sh2->other_sh2, SH2_STATE_RPOLL, cycles);
sh2_end_run(sh2, 1);
DRC_RESTORE_SR(sh2);
}