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Fixed ROM paging port decoding. It should have been fd00 if completely decoded, not df00, but also shouldn't be completely decoded.

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This commit is contained in:
Thomas Harte 2017-08-05 19:24:03 -04:00
parent caf3ac0645
commit 9e8645ca7a
1 changed files with 1 additions and 1 deletions
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Machines/AmstradCPC/AmstradCPC.cpp
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@ -583,7 +583,7 @@ class ConcreteMachine:
} }
// Check for an upper ROM selection // Check for an upper ROM selection
if(has_fdc_ && address == 0xdf00) { if(has_fdc_ && !(address&0x2000)) {
upper_rom_ = (*cycle.value == 7) ? ROMType::AMSDOS : rom_model_ + 1; upper_rom_ = (*cycle.value == 7) ? ROMType::AMSDOS : rom_model_ + 1;
if(upper_rom_is_paged_) read_pointers_[3] = roms_[upper_rom_].data(); if(upper_rom_is_paged_) read_pointers_[3] = roms_[upper_rom_].data();
} }