diff options
| author | Steve French <sfrench@us.ibm.com> | 2011-12-16 00:39:20 -0600 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2011-12-16 00:39:20 -0600 |
| commit | aaf015890754d58dcb71a4aa44ed246bb082bcf6 (patch) | |
| tree | 17b51ff707fd1b3efec3a3ab872f0d7a7416aca5 /arch/x86/platform/efi/efi.c | |
| parent | 9c32c63bb70b2fafc3b18bee29959c3bf245ceba (diff) | |
| parent | 8def5f51b012efb00e77ba2d04696cc0aadd0609 (diff) | |
Merge branch 'master' of git+ssh://git.samba.org/data/git/sfrench/cifs-2.6
Diffstat (limited to 'arch/x86/platform/efi/efi.c')
| -rw-r--r-- | arch/x86/platform/efi/efi.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c index 37718f0f053d..c9718a16be15 100644 --- a/arch/x86/platform/efi/efi.c +++ b/arch/x86/platform/efi/efi.c @@ -323,10 +323,13 @@ static void __init do_add_efi_memmap(void) case EFI_UNUSABLE_MEMORY: e820_type = E820_UNUSABLE; break; + case EFI_RUNTIME_SERVICES_DATA: + e820_type = E820_RESERVED_EFI; + break; default: /* * EFI_RESERVED_TYPE EFI_RUNTIME_SERVICES_CODE - * EFI_RUNTIME_SERVICES_DATA EFI_MEMORY_MAPPED_IO + * EFI_MEMORY_MAPPED_IO * EFI_MEMORY_MAPPED_IO_PORT_SPACE EFI_PAL_CODE */ e820_type = E820_RESERVED; @@ -671,10 +674,21 @@ void __init efi_enter_virtual_mode(void) end_pfn = PFN_UP(end); if (end_pfn <= max_low_pfn_mapped || (end_pfn > (1UL << (32 - PAGE_SHIFT)) - && end_pfn <= max_pfn_mapped)) + && end_pfn <= max_pfn_mapped)) { va = __va(md->phys_addr); - else - va = efi_ioremap(md->phys_addr, size, md->type); + + if (!(md->attribute & EFI_MEMORY_WB)) { + addr = (u64) (unsigned long)va; + npages = md->num_pages; + memrange_efi_to_native(&addr, &npages); + set_memory_uc(addr, npages); + } + } else { + if (!(md->attribute & EFI_MEMORY_WB)) + va = ioremap_nocache(md->phys_addr, size); + else + va = ioremap_cache(md->phys_addr, size); + } md->virt_addr = (u64) (unsigned long) va; @@ -684,13 +698,6 @@ void __init efi_enter_virtual_mode(void) continue; } - if (!(md->attribute & EFI_MEMORY_WB)) { - addr = md->virt_addr; - npages = md->num_pages; - memrange_efi_to_native(&addr, &npages); - set_memory_uc(addr, npages); - } - systab = (u64) (unsigned long) efi_phys.systab; if (md->phys_addr <= systab && systab < end) { systab += md->virt_addr - md->phys_addr; |