Re: [RFC PATCH 09/10] arm64/efi: enable minimal UEFI Runtime Services for big endian

2014-07-23 Thread Ard Biesheuvel
On 07/23/2014 12:59 PM, Ard Biesheuvel wrote: > On 23 July 2014 11:34, Mark Rutland wrote: >> Hi Ard, >> >> This is certainly a neat feature, and I definitely want to be able to >> boot BE kernels via UEFI. >> > > Good! > >> However, I'm wary of calling EFI in a physical (i.e. idmap with dcaches

Re: [RFC PATCH 09/10] arm64/efi: enable minimal UEFI Runtime Services for big endian

2014-07-23 Thread Ard Biesheuvel
On 23 July 2014 11:34, Mark Rutland wrote: > Hi Ard, > > This is certainly a neat feature, and I definitely want to be able to > boot BE kernels via UEFI. > Good! > However, I'm wary of calling EFI in a physical (i.e. idmap with dcaches > off) context. I'm not sure anyone else does that, and I'm

Re: [RFC PATCH 09/10] arm64/efi: enable minimal UEFI Runtime Services for big endian

2014-07-23 Thread Mark Rutland
Hi Ard, This is certainly a neat feature, and I definitely want to be able to boot BE kernels via UEFI. However, I'm wary of calling EFI in a physical (i.e. idmap with dcaches off) context. I'm not sure anyone else does that, and I'm not sure whether that's going to work (both because of the cach