RaySollium99/picodrive
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core, fix loading and mapping for images > 4MB

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This commit is contained in:
kub 2021-09-30 21:57:22 +02:00
parent 6985cdd8a9
commit eb3b1f9d72
2 changed files with 2 additions and 1 deletions
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2
pico/cart.c
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@ -772,7 +772,7 @@ int PicoCartLoad(pm_file *f,unsigned char **prom,unsigned int *psize,int is_sms)
ret = pm_read(p,todo,f);
bytes_read += ret;
p += ret;
PicoCartLoadProgressCB(bytes_read * 100 / size);
PicoCartLoadProgressCB(bytes_read * 100LL / size);
}
while (ret > 0);
}

1
pico/memory.c
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@ -772,6 +772,7 @@ PICO_INTERNAL void PicoMemSetup(void)
// align to bank size. We know ROM loader allocated enough for this
mask = (1 << M68K_MEM_SHIFT) - 1;
rs = (Pico.romsize + mask) & ~mask;
if (rs > 0x400000) rs = 0x400000; // max cartridge area
cpu68k_map_set(m68k_read8_map, 0x000000, rs - 1, Pico.rom, 0);
cpu68k_map_set(m68k_read16_map, 0x000000, rs - 1, Pico.rom, 0);