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mcd, add poll detection for gfx busy

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This commit is contained in:
kub 2024-04-27 09:53:33 +02:00
parent e61dbac103
commit 4985bad0fb
2 changed files with 7 additions and 3 deletions
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4
pico/cd/gfx.c
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@ -409,6 +409,8 @@ void gfx_start(uint32 base)
/* start graphics operation */
Pico_mcd->s68k_regs[0x58] = 0x80;
Pico_mcd->m.state_flags &= ~PCD_ST_S68K_POLL;
Pico_mcd->m.s68k_poll_cnt = 0;
gfx_schedule();
}
@ -451,6 +453,8 @@ void gfx_update(unsigned int cycles)
Pico_mcd->s68k_regs[0x64] =
Pico_mcd->s68k_regs[0x65] = 0;
Pico_mcd->m.state_flags &= ~PCD_ST_S68K_POLL;
Pico_mcd->m.s68k_poll_cnt = 0;
if (Pico_mcd->s68k_regs[0x33] & PCDS_IEN1) {
elprintf(EL_INTS|EL_CD, "s68k: gfx_cd irq 1");
pcd_irq_s68k(1, 1);