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We need to return from aux, or write to aux, immediately

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If we wait until later in the function, we may get caught up in the
check for ROM.
This commit is contained in:
Peter Evans
2018-03-26 20:51:10 -05:00
parent 92ac77e8f5
commit d9be1d6ab2
1 changed files with 3 additions and 2 deletions
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5
src/apple2.bank.c
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@@ -59,7 +59,7 @@ SEGMENT_READER(apple2_bank_read)
// to use main. Whatever the segment was that was passed in will
// turn out to be immaterial.
if ((mach->bank_switch & BANK_ALTZP) && addr < 0x200) {
segment = mach->aux;
return mach->aux->memory[addr];
}
if (~mach->bank_switch & BANK_RAM) {
@@ -100,7 +100,8 @@ SEGMENT_WRITER(apple2_bank_write)
// See my spiel in the read bank mapper; the same applies here.
if ((mach->bank_switch & BANK_ALTZP) && addr < 0x200) {
segment = mach->aux;
mach->aux->memory[addr] = value;
return;
}
// You will note, if we've gotten here, that it's possible to write