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Update GS layout for LAPIC patch on 10.15.4 by vit9696

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This commit is contained in:
Sherlocks 2020-02-23 12:33:39 +09:00
parent 3933f80eb2
commit e4c5d4e8ff
1 changed files with 4 additions and 3 deletions
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7
rEFIt_UEFI/Platform/kernel_patcher.cpp
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@ -689,11 +689,12 @@ BOOLEAN KernelLapicPatch_64(VOID *kernelData)
bytes[i+9] == 0xFA && bytes[i+10] == 0x83) {
for (y = i; y < 0x1000000; y++) {
// Lapic panic patch, by vit9696
// mov eax, gs:1Ch
// mov eax, gs:XX
// cmp eax, cs:_master_cpu
// 65 8B 04 25 1C 00 00 00 3B 05 XX XX XX 00
// 65 8B 04 25 XX 00 00 00 3B 05 XX XX XX 00
if (bytes[y+0] == 0x65 && bytes[y+1] == 0x8B && bytes[y+2] == 0x04 && bytes[y+3] == 0x25 &&
bytes[y+4] == 0x1C && bytes[y+5] == 0x00 && bytes[y+6] == 0x00 && bytes[y+7] == 0x00 &&
//(bytes[y+4] == 0x1C || bytes[y+4] == 0x18) && // 1C:10.10-10.15.3/18:10.15.4+
bytes[y+5] == 0x00 && bytes[y+6] == 0x00 && bytes[y+7] == 0x00 &&
bytes[y+8] == 0x3B && bytes[y+9] == 0x05 && bytes[y+13] == 0x00) {
patchLocation1 = y;
DBG("Found Lapic panic (10.10 - recent macOS) at 0x%08x\n", patchLocation1);