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Attempt to fix ROM loading for non-motherboard ROM's loaded at segment:8000.

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This commit is contained in:
OBattler
2017-10-01 18:39:20 +02:00
parent 5cb4114701
commit 1af4ffc706
1 changed files with 16 additions and 2 deletions
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18
src/rom.c
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@@ -138,7 +138,14 @@ rom_load_linear(wchar_t *fn, uint32_t addr, int sz, int off, uint8_t *ptr)
} }
/* Make sure we only look at the base-256K offset. */ /* Make sure we only look at the base-256K offset. */
addr &= 0x03ffff; if (addr >= 0x40000)
{
addr = 0;
}
else
{
addr &= 0x03ffff;
}
(void)fseek(f, off, SEEK_SET); (void)fseek(f, off, SEEK_SET);
(void)fread(ptr+addr, sz, 1, f); (void)fread(ptr+addr, sz, 1, f);
@@ -166,7 +173,14 @@ rom_load_interleaved(wchar_t *fnl, wchar_t *fnh, uint32_t addr, int sz, int off,
} }
/* Make sure we only look at the base-256K offset. */ /* Make sure we only look at the base-256K offset. */
addr &= 0x03ffff; if (addr >= 0x40000)
{
addr = 0;
}
else
{
addr &= 0x03ffff;
}
(void)fseek(fl, off, SEEK_SET); (void)fseek(fl, off, SEEK_SET);
(void)fseek(fh, off, SEEK_SET); (void)fseek(fh, off, SEEK_SET);