RaySollium99/picodrive
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new memory handling, but asm and mappers need update.

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Some cleanup and magic bit removal as a bonus.


git-svn-id: file:///home/notaz/opt/svn/PicoDrive@768 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2009-09-02 16:05:54 +00:00
parent c238eec8f5
commit af37bca858
20 changed files with 1173 additions and 1720 deletions
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6
pico/cd/area.c
View file

@ -273,11 +273,11 @@ readend:
if (PicoAHW & PAHW_MCD)
{
/* after load events */
if (Pico_mcd->s68k_regs[3]&4) // 1M mode?
if (Pico_mcd->s68k_regs[3] & 4) // 1M mode?
wram_2M_to_1M(Pico_mcd->word_ram2M);
PicoMemResetCD(Pico_mcd->s68k_regs[3]);
PicoMemRemapCD(Pico_mcd->s68k_regs[3]);
#ifdef _ASM_CD_MEMORY_C
if (Pico_mcd->s68k_regs[3]&4)
if (Pico_mcd->s68k_regs[3] & 4)
PicoMemResetCDdecode(Pico_mcd->s68k_regs[3]);
#endif
if (!(Pico_mcd->s68k_regs[0x36] & 1) && (Pico_mcd->scd.Status_CDC & 1))

1548
pico/cd/memory.c
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File diff suppressed because it is too large Load diff

4
pico/cd/pico.c
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@ -30,6 +30,7 @@ PICO_INTERNAL void PicoPowerMCD(void)
memset(Pico_mcd->pcm_ram, 0, sizeof(Pico_mcd->pcm_ram));
memset(Pico_mcd->bram, 0, sizeof(Pico_mcd->bram));
memcpy(Pico_mcd->bram + sizeof(Pico_mcd->bram) - fmt_size, formatted_bram, fmt_size);
PicoMemRemapCD(1);
}
PICO_INTERNAL int PicoResetMCD(void)
@ -45,13 +46,12 @@ PICO_INTERNAL int PicoResetMCD(void)
Reset_CD();
LC89510_Reset();
gfx_cd_reset();
PicoMemResetCD(1);
#ifdef _ASM_CD_MEMORY_C
//PicoMemResetCDdecode(1); // don't have to call this in 2M mode
#endif
// use SRam.data for RAM cart
if (PicoOpt&POPT_EN_MCD_RAMCART) {
if (PicoOpt & POPT_EN_MCD_RAMCART) {
if (SRam.data == NULL)
SRam.data = calloc(1, 0x12000);
}