Re: [edk2-devel] [Patch V2 5/5] UefiCpuPkg: Put APs in 64 bit mode before handoff to OS.

2023-02-20 Thread Lendacky, Thomas via groups.io
bruary 20, 2023 10:11 PM To: Xie, Yuanhao ; devel@edk2.groups.io Cc: Dong, Guo ; Ni, Ray ; Rhodes, Sean ; Lu, James ; Guo, Gua ; Gerd Hoffmann ; Laszlo Ersek Subject: Re: [edk2-devel] [Patch V2 5/5] UefiCpuPkg: Put APs in 64 bit mode before handoff to OS. On 2/19/23 23:20, Yuanhao Xie wrote: Upd

Re: [edk2-devel] [Patch V2 5/5] UefiCpuPkg: Put APs in 64 bit mode before handoff to OS.

2023-02-20 Thread Yuanhao Xie
PM To: Xie, Yuanhao ; devel@edk2.groups.io Cc: Dong, Guo ; Ni, Ray ; Rhodes, Sean ; Lu, James ; Guo, Gua ; Gerd Hoffmann ; Laszlo Ersek Subject: Re: [edk2-devel] [Patch V2 5/5] UefiCpuPkg: Put APs in 64 bit mode before handoff to OS. On 2/19/23 23:20, Yuanhao Xie wrote: > Update the a

Re: [edk2-devel] [Patch V2 5/5] UefiCpuPkg: Put APs in 64 bit mode before handoff to OS.

2023-02-20 Thread Lendacky, Thomas via groups.io
On 2/19/23 23:20, Yuanhao Xie wrote: Update the address of the allocated memory, only keep 4GB limitation for the case that APs still need to be transferred to 32-bit mode before OS. Remove the unused arguments of AsmRelocateApLoopStart, update the stack offset. For the processors other than

[edk2-devel] [Patch V2 5/5] UefiCpuPkg: Put APs in 64 bit mode before handoff to OS.

2023-02-19 Thread Yuanhao Xie
Update the address of the allocated memory, only keep 4GB limitation for the case that APs still need to be transferred to 32-bit mode before OS. Remove the unused arguments of AsmRelocateApLoopStart, update the stack offset. For the processors other than with SEV-ES enabled, keep APs in 64 bit