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32x, improve cartridge mapping, BIOS replication

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This commit is contained in:
kub 2021-11-28 22:02:11 +01:00
parent 44e4bf2b0f
commit 439cf7f850
2 changed files with 10 additions and 9 deletions
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7
pico/32x/memory.c
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@ -2382,9 +2382,10 @@ void PicoMemSetup32x(void)
msh2_write32_map[0x00/2] = msh2_write32_map[0x20/2] = sh2_write32_cs0;
// CS1 - ROM
bank_switch_rom_sh2();
msh2_read8_map[0x02/2].mask = msh2_read8_map[0x22/2].mask = 0x3fffff; // FIXME
msh2_read16_map[0x02/2].mask = msh2_read16_map[0x22/2].mask = 0x3ffffe; // FIXME
msh2_read32_map[0x02/2].mask = msh2_read32_map[0x22/2].mask = 0x3ffffc; // FIXME
for (rs = 0x8000; rs < Pico.romsize && rs < 0x400000; rs *= 2) ;
msh2_read8_map[0x02/2].mask = msh2_read8_map[0x22/2].mask = rs-1;
msh2_read16_map[0x02/2].mask = msh2_read16_map[0x22/2].mask = rs-1;
msh2_read32_map[0x02/2].mask = msh2_read32_map[0x22/2].mask = rs-1;
msh2_write16_map[0x02/2] = msh2_write16_map[0x22/2] = sh2_write16_rom;
msh2_write32_map[0x02/2] = msh2_write32_map[0x22/2] = sh2_write32_rom;
// CS2 - DRAM