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psxbios: Don't accept 400h as a valid sector.
[pcsx_rearmed.git]
/
libpcsxcore
/
psxbios.c
diff --git
a/libpcsxcore/psxbios.c
b/libpcsxcore/psxbios.c
index
8c8093b
..
928f0af
100644
(file)
--- a/
libpcsxcore/psxbios.c
+++ b/
libpcsxcore/psxbios.c
@@
-2450,8
+2450,11
@@
void psxBios__card_write() { // 0x4e
#ifdef PSXBIOS_LOG
PSXBIOS_LOG("psxBios_%s: %x,%x,%x\n", biosB0n[0x4e], a0, a1, a2);
#endif
#ifdef PSXBIOS_LOG
PSXBIOS_LOG("psxBios_%s: %x,%x,%x\n", biosB0n[0x4e], a0, a1, a2);
#endif
- /* Function also accepts sector 400h (a bug) */
- if (!(a1 <= 0x400))
+ /*
+ Function also accepts sector 400h (a bug).
+ But notaz said we shouldn't allow sector 400h because it can corrupt the emulator.
+ */
+ if (!(a1 <= 0x3FF))
{
/* Invalid sectors */
v0 = 0; pc0 = ra;
{
/* Invalid sectors */
v0 = 0; pc0 = ra;
@@
-2483,8
+2486,11
@@
void psxBios__card_read() { // 0x4f
#ifdef PSXBIOS_LOG
PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4f]);
#endif
#ifdef PSXBIOS_LOG
PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4f]);
#endif
- /* Function also accepts sector 400h (a bug) */
- if (!(a1 <= 0x400))
+ /*
+ Function also accepts sector 400h (a bug).
+ But notaz said we shouldn't allow sector 400h because it can corrupt the emulator.
+ */
+ if (!(a1 <= 0x3FF))
{
/* Invalid sectors */
v0 = 0; pc0 = ra;
{
/* Invalid sectors */
v0 = 0; pc0 = ra;