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authorIngo Molnar <mingo@elte.hu>2009-09-07 08:19:51 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-07 08:19:51 +0200
commita1922ed661ab2c1637d0b10cde933bd9cd33d965 (patch)
tree0f1777542b385ebefd30b3586d830fd8ed6fda5b /arch/x86/kernel/efi.c
parent75e33751ca8bbb72dd6f1a74d2810ddc8cbe4bdf (diff)
parentd28daf923ac5e4a0d7cecebae56f3e339189366b (diff)
Merge branch 'tracing/core' into tracing/hw-breakpoints
Conflicts: arch/Kconfig kernel/trace/trace.h Merge reason: resolve the conflicts, plus adopt to the new ring-buffer APIs. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/efi.c')
-rw-r--r--arch/x86/kernel/efi.c35
1 files changed, 30 insertions, 5 deletions
diff --git a/arch/x86/kernel/efi.c b/arch/x86/kernel/efi.c
index 1736acc4d7a..fe26ba3e345 100644
--- a/arch/x86/kernel/efi.c
+++ b/arch/x86/kernel/efi.c
@@ -240,10 +240,35 @@ static void __init do_add_efi_memmap(void)
unsigned long long size = md->num_pages << EFI_PAGE_SHIFT;
int e820_type;
- if (md->attribute & EFI_MEMORY_WB)
- e820_type = E820_RAM;
- else
+ switch (md->type) {
+ case EFI_LOADER_CODE:
+ case EFI_LOADER_DATA:
+ case EFI_BOOT_SERVICES_CODE:
+ case EFI_BOOT_SERVICES_DATA:
+ case EFI_CONVENTIONAL_MEMORY:
+ if (md->attribute & EFI_MEMORY_WB)
+ e820_type = E820_RAM;
+ else
+ e820_type = E820_RESERVED;
+ break;
+ case EFI_ACPI_RECLAIM_MEMORY:
+ e820_type = E820_ACPI;
+ break;
+ case EFI_ACPI_MEMORY_NVS:
+ e820_type = E820_NVS;
+ break;
+ case EFI_UNUSABLE_MEMORY:
+ e820_type = E820_UNUSABLE;
+ break;
+ default:
+ /*
+ * EFI_RESERVED_TYPE EFI_RUNTIME_SERVICES_CODE
+ * EFI_RUNTIME_SERVICES_DATA EFI_MEMORY_MAPPED_IO
+ * EFI_MEMORY_MAPPED_IO_PORT_SPACE EFI_PAL_CODE
+ */
e820_type = E820_RESERVED;
+ break;
+ }
e820_add_region(start, size, e820_type);
}
sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map);
@@ -329,7 +354,7 @@ void __init efi_init(void)
*/
c16 = tmp = early_ioremap(efi.systab->fw_vendor, 2);
if (c16) {
- for (i = 0; i < sizeof(vendor) && *c16; ++i)
+ for (i = 0; i < sizeof(vendor) - 1 && *c16; ++i)
vendor[i] = *c16++;
vendor[i] = '\0';
} else
@@ -487,7 +512,7 @@ void __init efi_enter_virtual_mode(void)
&& end_pfn <= max_pfn_mapped))
va = __va(md->phys_addr);
else
- va = efi_ioremap(md->phys_addr, size);
+ va = efi_ioremap(md->phys_addr, size, md->type);
md->virt_addr = (u64) (unsigned long) va;