CodeRush, on 10 March 2013 - 07:56 AM, said:
Before I go deep into programming, I must make a summary post about BIOSes we don't know how to patch now.
Probably, people capable of finding the way to patch by themselves, like donovan6000, will help me to find the way to patch this hard boiled pieces of binary.
1, by lunux, Phoenix SCT 2.1 from chinese OEM board.
PhoenixTechnologiesLtd.-11D.rom.zip
No signs of normal locking code, appears to be a variation of old CpuPei patch in different module, but I don't know for sure.
2., by dajs, AMI UEFI from ECS P67H2-A3.
ECS.zip
No sings of normal locking code at all. Can be CpuPei patch too.
3. X79/C062 BIOSes - no BIOS patch can provide native PM support, the kext itself needs to be patched. Nothing to do here now.
If anyone could help I'll be happy.
Probably, people capable of finding the way to patch by themselves, like donovan6000, will help me to find the way to patch this hard boiled pieces of binary.
1, by lunux, Phoenix SCT 2.1 from chinese OEM board.
No signs of normal locking code, appears to be a variation of old CpuPei patch in different module, but I don't know for sure.
2., by dajs, AMI UEFI from ECS P67H2-A3.
No sings of normal locking code at all. Can be CpuPei patch too.
3. X79/C062 BIOSes - no BIOS patch can provide native PM support, the kext itself needs to be patched. Nothing to do here now.
If anyone could help I'll be happy.
Hope this helps. After disassembling each of the bios's modules and searching through them for instances of 0xE2, this is what I've concluded.
Phoenix SCT 2.1's MSR lock probably happens in either:
PowerManagement2.efi F7731B4C-58A2-4DF4-8980-5645D39ECE58
SysemHddPwdDxe.efi ABAA46B8-84A3-4E74-882F-6368F6EDC9B8
AMI UEFI ECS P67H2-A3's MSR lock probably happens in:
CpuPei 2BB5AFA9-FF33-417B-8497-CB773C2B93BF



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