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Bump BIOSROMSZ to 4M to accommodate OVMF (#284)

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OVMF is 4 megabytes by default, so in order to avoid customizing their
build process we'll want to accommodate a 4M BIOS in Bochs.
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Justin Moore 2024-03-15 13:26:56 -05:00 committed by GitHub
parent a3ff473642
commit aac6dd5d13
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bochs/memory/memory-bochs.h
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@ -36,7 +36,7 @@
class BX_CPU_C;
// 512K BIOS ROM @0xfff80000
const Bit32u BIOSROMSZ = (1 << 21); // 2M BIOS ROM @0xffe00000, must be a power of 2
const Bit32u BIOSROMSZ = (1 << 22); // 4M BIOS ROM @0xffc00000, must be a power of 2
const Bit32u EXROMSIZE = (0x20000); // ROMs 0xc0000-0xdffff (area 0xe0000-0xfffff=bios mapped)
const Bit32u BIOS_MASK = BIOSROMSZ-1;