all repos — mgba @ 0faa6dd8acef62296cd9f352f404bf0555f7ae73

mGBA Game Boy Advance Emulator

GBA BIOS: Fix misaligned CpuSet
Jeffrey Pfau jeffrey@endrift.com
Thu, 05 Nov 2015 20:57:56 -0800
commit

0faa6dd8acef62296cd9f352f404bf0555f7ae73

parent

f013e2d8c731fc7025ef4c2fcbd06e1b57ee6c6e

4 files changed, 21 insertions(+), 16 deletions(-)

jump to
M CHANGESCHANGES

@@ -15,6 +15,7 @@ - VFS: Fix VFileReadline and remove _vfdReadline

- Qt: Fix font size in memory viewer - GBA Memory: Fix DMA register writing behavior - Qt: Fix a crash in the memory viewer + - GBA BIOS: Fix misaligned CpuSet Misc: - Qt: Window size command line options are now supported - Qt: Increase usability of key mapper
M src/gba/bios.csrc/gba/bios.c

@@ -224,6 +224,12 @@ if (cpu->gprs[0] >> BASE_OFFSET == REGION_BIOS) {

GBALog(gba, GBA_LOG_GAME_ERROR, "Cannot CpuSet from BIOS"); return; } + if (cpu->gprs[0] & (cpu->gprs[2] & (1 << 26) ? 3 : 1)) { + GBALog(gba, GBA_LOG_GAME_ERROR, "Misaligned CpuSet source"); + } + if (cpu->gprs[1] & (cpu->gprs[2] & (1 << 26) ? 3 : 1)) { + GBALog(gba, GBA_LOG_GAME_ERROR, "Misaligned CpuSet destination"); + } ARMRaiseSWI(cpu); break; case 0xD:
M src/gba/hle-bios.csrc/gba/hle-bios.c

@@ -20,7 +20,7 @@ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

0x00, 0x00, 0x00, 0x00, 0xf8, 0x00, 0x00, 0x00, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x01, 0x00, 0x00, - 0xd0, 0x01, 0x00, 0x00, 0x0f, 0x50, 0x2d, 0xe9, 0x01, 0x03, 0xa0, 0xe3, + 0xc8, 0x01, 0x00, 0x00, 0x0f, 0x50, 0x2d, 0xe9, 0x01, 0x03, 0xa0, 0xe3, 0x00, 0xe0, 0x8f, 0xe2, 0x04, 0xf0, 0x10, 0xe5, 0x0f, 0x50, 0xbd, 0xe8, 0x04, 0xf0, 0x5e, 0xe2, 0x00, 0x00, 0x00, 0x00, 0x02, 0xc0, 0x5e, 0xe5, 0x01, 0x00, 0xa0, 0xe3, 0x01, 0x10, 0xa0, 0xe3, 0x0c, 0x40, 0x2d, 0xe9,

@@ -33,20 +33,20 @@ 0xf7, 0xff, 0xff, 0x0a, 0x0c, 0x80, 0xbd, 0xe8, 0x00, 0x40, 0x2d, 0xe9,

0x02, 0x36, 0xa0, 0xe1, 0x01, 0x04, 0x12, 0xe3, 0x0f, 0x00, 0x00, 0x0a, 0x01, 0x03, 0x12, 0xe3, 0x05, 0x00, 0x00, 0x0a, 0x23, 0x35, 0x81, 0xe0, 0x04, 0x00, 0xb0, 0xe8, 0x03, 0x00, 0x51, 0xe1, 0x04, 0x00, 0xa1, 0xb8, - 0xfc, 0xff, 0xff, 0xba, 0x16, 0x00, 0x00, 0xea, 0x01, 0x00, 0xc0, 0xe3, + 0xfc, 0xff, 0xff, 0xba, 0x14, 0x00, 0x00, 0xea, 0x01, 0x00, 0xc0, 0xe3, 0x01, 0x10, 0xc1, 0xe3, 0xa3, 0x35, 0x81, 0xe0, 0xb0, 0x20, 0xd0, 0xe1, 0x03, 0x00, 0x51, 0xe1, 0xb2, 0x20, 0xc1, 0xb0, 0xfc, 0xff, 0xff, 0xba, - 0x0e, 0x00, 0x00, 0xea, 0x01, 0x03, 0x12, 0xe3, 0x05, 0x00, 0x00, 0x0a, + 0x0c, 0x00, 0x00, 0xea, 0x01, 0x03, 0x12, 0xe3, 0x05, 0x00, 0x00, 0x0a, 0x23, 0x35, 0x81, 0xe0, 0x03, 0x00, 0x51, 0xe1, 0x04, 0x00, 0xb0, 0xb8, - 0x04, 0x00, 0xa1, 0xb8, 0xfb, 0xff, 0xff, 0xba, 0x06, 0x00, 0x00, 0xea, - 0xa3, 0x35, 0x81, 0xe0, 0x01, 0x00, 0xc0, 0xe3, 0x01, 0x10, 0xc1, 0xe3, - 0x03, 0x00, 0x51, 0xe1, 0xb2, 0x20, 0xd0, 0xb0, 0xb2, 0x20, 0xc1, 0xb0, - 0xfb, 0xff, 0xff, 0xba, 0x00, 0x80, 0xbd, 0xe8, 0xf0, 0x47, 0x2d, 0xe9, - 0x01, 0x04, 0x12, 0xe3, 0x02, 0x36, 0xa0, 0xe1, 0x23, 0x25, 0x81, 0xe0, - 0x0b, 0x00, 0x00, 0x0a, 0x00, 0x30, 0x90, 0xe5, 0x03, 0x40, 0xa0, 0xe1, - 0x03, 0x50, 0xa0, 0xe1, 0x03, 0x60, 0xa0, 0xe1, 0x03, 0x70, 0xa0, 0xe1, - 0x03, 0x80, 0xa0, 0xe1, 0x03, 0x90, 0xa0, 0xe1, 0x03, 0xa0, 0xa0, 0xe1, - 0x02, 0x00, 0x51, 0xe1, 0xf8, 0x07, 0xa1, 0xb8, 0xfc, 0xff, 0xff, 0xba, - 0x03, 0x00, 0x00, 0xea, 0x02, 0x00, 0x51, 0xe1, 0xf8, 0x07, 0xb0, 0xb8, - 0xf8, 0x07, 0xa1, 0xb8, 0xfb, 0xff, 0xff, 0xba, 0xf0, 0x87, 0xbd, 0xe8 + 0x04, 0x00, 0xa1, 0xb8, 0xfb, 0xff, 0xff, 0xba, 0x04, 0x00, 0x00, 0xea, + 0xa3, 0x35, 0x81, 0xe0, 0x03, 0x00, 0x51, 0xe1, 0xb2, 0x20, 0xd0, 0xb0, + 0xb2, 0x20, 0xc1, 0xb0, 0xfb, 0xff, 0xff, 0xba, 0x00, 0x80, 0xbd, 0xe8, + 0xf0, 0x47, 0x2d, 0xe9, 0x01, 0x04, 0x12, 0xe3, 0x02, 0x36, 0xa0, 0xe1, + 0x23, 0x25, 0x81, 0xe0, 0x0b, 0x00, 0x00, 0x0a, 0x00, 0x30, 0x90, 0xe5, + 0x03, 0x40, 0xa0, 0xe1, 0x03, 0x50, 0xa0, 0xe1, 0x03, 0x60, 0xa0, 0xe1, + 0x03, 0x70, 0xa0, 0xe1, 0x03, 0x80, 0xa0, 0xe1, 0x03, 0x90, 0xa0, 0xe1, + 0x03, 0xa0, 0xa0, 0xe1, 0x02, 0x00, 0x51, 0xe1, 0xf8, 0x07, 0xa1, 0xb8, + 0xfc, 0xff, 0xff, 0xba, 0x03, 0x00, 0x00, 0xea, 0x02, 0x00, 0x51, 0xe1, + 0xf8, 0x07, 0xb0, 0xb8, 0xf8, 0x07, 0xa1, 0xb8, 0xfb, 0xff, 0xff, 0xba, + 0xf0, 0x87, 0xbd, 0xe8 };
M src/gba/hle-bios.ssrc/gba/hle-bios.s

@@ -147,8 +147,6 @@ b 3f

# Halfword 1: add r3, r1, r3, lsr #11 -bic r0, #1 -bic r1, #1 2: cmp r1, r3 ldrlth r2, [r0], #2