Re: [PATCH 0/5] x86_64 EFI support -v3

2007-08-08 Thread Andi Kleen
[EMAIL PROTECTED] (Eric W. Biederman) writes: > > Since there are people actively investigating things like booting > OpenBSD via kexec things get even worse. Nothing hardly runs > on ia64 so that issue doesn't come up. If you want to do a popularity contest I expect there are far more ia64 linu

Re: [PATCH 0/5] x86_64 EFI support -v3

2007-08-08 Thread Eric W. Biederman
"Huang, Ying" <[EMAIL PROTECTED]> writes: > On Tue, 2007-07-31 at 12:47 +0800, Eric W. Biederman wrote: >> Using efi_set_virtual means kdump doesn't work which means that no >> one is going to use this in a prebuilt kernel. > > It is possible to make kexec/kdump work with EFI virtual mode, in > fo

Re: [PATCH 0/5] x86_64 EFI support -v3

2007-08-05 Thread Huang, Ying
On Tue, 2007-07-31 at 12:47 +0800, Eric W. Biederman wrote: > Using efi_set_virtual means kdump doesn't work which means that no > one is going to use this in a prebuilt kernel. It is possible to make kexec/kdump work with EFI virtual mode, in following ways: 1. Do not turn on EFI in kexeced kern

Re: [PATCH 0/5] x86_64 EFI support -v3

2007-08-01 Thread Eric W. Biederman
"Huang, Ying" <[EMAIL PROTECTED]> writes: > On Mon, 2007-07-30 at 22:16 -0600, Eric W. Biederman wrote: >> "Huang, Ying" <[EMAIL PROTECTED]> writes: >> > - The variable efi_enabled is used throughout across architecutres if >> > CONFIG_EFI option is enabled. The i386 code also uses this variable.

Re: [PATCH 0/5] x86_64 EFI support -v3

2007-07-31 Thread Huang, Ying
On Mon, 2007-07-30 at 22:16 -0600, Eric W. Biederman wrote: > "Huang, Ying" <[EMAIL PROTECTED]> writes: > > - The variable efi_enabled is used throughout across architecutres if > > CONFIG_EFI option is enabled. The i386 code also uses this variable. > > This is something that can be revisited wi

Re: [PATCH 0/5] x86_64 EFI support -v3

2007-07-30 Thread Eric W. Biederman
"Huang, Ying" <[EMAIL PROTECTED]> writes: > Looking forward to your comments, After reading through the patches. I don't see any compelling reason to use the efi runtime support. It looks like we get the interesting support for efi without out. The graphics and the memory map. We have ACPI wh

Re: [PATCH 0/5] x86_64 EFI support -v3

2007-07-30 Thread Eric W. Biederman
"Huang, Ying" <[EMAIL PROTECTED]> writes: > Following sets of patches add EFI/UEFI (Unified Extensible Firmware > Interface) support to x86_64 architecture. The patches have been > tested against 2.6.23-rc1 kernel on Intel platforms with EFI1.10 and > UEFI2.0 firmware. > > UEFI specification can b