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fixes for big endian (mostly mcd)

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This commit is contained in:
kub 2021-04-22 23:23:54 +02:00
parent 567c41ff2a
commit 0d8d97f87c
4 changed files with 13 additions and 11 deletions
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6
pico/cd/memory.c
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@ -205,10 +205,10 @@ void m68k_reg_write8(u32 a, u32 d)
goto write_comm;
case 6:
Pico_mcd->bios[0x72 + 1] = d; // simple hint vector changer
Pico_mcd->bios[MEM_BE2(0x72)] = d; // simple hint vector changer
return;
case 7:
Pico_mcd->bios[0x72] = d;
Pico_mcd->bios[MEM_BE2(0x73)] = d;
elprintf(EL_CDREGS, "hint vector set to %04x%04x",
((u16 *)Pico_mcd->bios)[0x70/2], ((u16 *)Pico_mcd->bios)[0x72/2]);
return;
@ -277,7 +277,7 @@ u32 s68k_poll_detect(u32 a, u32 d)
#define READ_FONT_DATA(basemask) \
{ \
unsigned int fnt = *(unsigned int *)(Pico_mcd->s68k_regs + 0x4c); \
unsigned int fnt = CPU_LE4(*(u32 *)(Pico_mcd->s68k_regs + 0x4c)); \
unsigned int col0 = (fnt >> 8) & 0x0f, col1 = (fnt >> 12) & 0x0f; \
if (fnt & (basemask << 0)) d = col1 ; else d = col0; \
if (fnt & (basemask << 1)) d |= col1 << 4; else d |= col0 << 4; \

4
pico/cd/pcm.c
View file

@ -88,7 +88,7 @@ void pcd_pcm_sync(unsigned int to)
}
addr = ch->addr;
inc = *(unsigned short *)&ch->regs[2];
inc = ch->regs[2] + (ch->regs[3]<<8);
mul_l = ((int)ch->regs[0] * (ch->regs[1] & 0xf)) >> (5+1);
mul_r = ((int)ch->regs[0] * (ch->regs[1] >> 4)) >> (5+1);
@ -99,7 +99,7 @@ void pcd_pcm_sync(unsigned int to)
// test for loop signal
if (smp == 0xff)
{
addr = *(unsigned short *)&ch->regs[4]; // loop_addr
addr = ch->regs[4] + (ch->regs[5]<<8); // loop_addr
smp = Pico_mcd->pcm_ram[addr];
addr <<= PCM_STEP_SHIFT;
if (smp == 0xff)