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authorLaszlo Ersek <lersek@redhat.com>2014-09-03 13:32:21 +0200
committerMatt Fleming <matt.fleming@intel.com>2014-10-03 18:41:01 +0100
commitace1d1218da536f3138e6e702788bd5d62ba7eca (patch)
tree55265c2d316c853aeca6b6dec9b4ed1fd18e143b
parent98d2a6ca14520904a47c46258d3bad02ffcd3f96 (diff)
x86: efi: Format EFI memory type & attrs with efi_md_typeattr_format()
An example log excerpt demonstrating the change: Before the patch: > efi: mem00: type=7, attr=0xf, range=[0x0000000000000000-0x000000000009f000) (0MB) > efi: mem01: type=2, attr=0xf, range=[0x000000000009f000-0x00000000000a0000) (0MB) > efi: mem02: type=7, attr=0xf, range=[0x0000000000100000-0x0000000000400000) (3MB) > efi: mem03: type=2, attr=0xf, range=[0x0000000000400000-0x0000000000800000) (4MB) > efi: mem04: type=10, attr=0xf, range=[0x0000000000800000-0x0000000000808000) (0MB) > efi: mem05: type=7, attr=0xf, range=[0x0000000000808000-0x0000000000810000) (0MB) > efi: mem06: type=10, attr=0xf, range=[0x0000000000810000-0x0000000000900000) (0MB) > efi: mem07: type=4, attr=0xf, range=[0x0000000000900000-0x0000000001100000) (8MB) > efi: mem08: type=7, attr=0xf, range=[0x0000000001100000-0x0000000001400000) (3MB) > efi: mem09: type=2, attr=0xf, range=[0x0000000001400000-0x0000000002613000) (18MB) > efi: mem10: type=7, attr=0xf, range=[0x0000000002613000-0x0000000004000000) (25MB) > efi: mem11: type=4, attr=0xf, range=[0x0000000004000000-0x0000000004020000) (0MB) > efi: mem12: type=7, attr=0xf, range=[0x0000000004020000-0x00000000068ea000) (40MB) > efi: mem13: type=2, attr=0xf, range=[0x00000000068ea000-0x00000000068f0000) (0MB) > efi: mem14: type=3, attr=0xf, range=[0x00000000068f0000-0x0000000006c7b000) (3MB) > efi: mem15: type=6, attr=0x800000000000000f, range=[0x0000000006c7b000-0x0000000006c7d000) (0MB) > efi: mem16: type=5, attr=0x800000000000000f, range=[0x0000000006c7d000-0x0000000006c85000) (0MB) > efi: mem17: type=6, attr=0x800000000000000f, range=[0x0000000006c85000-0x0000000006c87000) (0MB) > efi: mem18: type=3, attr=0xf, range=[0x0000000006c87000-0x0000000006ca3000) (0MB) > efi: mem19: type=6, attr=0x800000000000000f, range=[0x0000000006ca3000-0x0000000006ca6000) (0MB) > efi: mem20: type=10, attr=0xf, range=[0x0000000006ca6000-0x0000000006cc6000) (0MB) > efi: mem21: type=6, attr=0x800000000000000f, range=[0x0000000006cc6000-0x0000000006d95000) (0MB) > efi: mem22: type=5, attr=0x800000000000000f, range=[0x0000000006d95000-0x0000000006e22000) (0MB) > efi: mem23: type=7, attr=0xf, range=[0x0000000006e22000-0x0000000007165000) (3MB) > efi: mem24: type=4, attr=0xf, range=[0x0000000007165000-0x0000000007d22000) (11MB) > efi: mem25: type=7, attr=0xf, range=[0x0000000007d22000-0x0000000007d25000) (0MB) > efi: mem26: type=3, attr=0xf, range=[0x0000000007d25000-0x0000000007ea2000) (1MB) > efi: mem27: type=5, attr=0x800000000000000f, range=[0x0000000007ea2000-0x0000000007ed2000) (0MB) > efi: mem28: type=6, attr=0x800000000000000f, range=[0x0000000007ed2000-0x0000000007ef6000) (0MB) > efi: mem29: type=7, attr=0xf, range=[0x0000000007ef6000-0x0000000007f00000) (0MB) > efi: mem30: type=9, attr=0xf, range=[0x0000000007f00000-0x0000000007f02000) (0MB) > efi: mem31: type=10, attr=0xf, range=[0x0000000007f02000-0x0000000007f06000) (0MB) > efi: mem32: type=4, attr=0xf, range=[0x0000000007f06000-0x0000000007fd0000) (0MB) > efi: mem33: type=6, attr=0x800000000000000f, range=[0x0000000007fd0000-0x0000000007ff0000) (0MB) > efi: mem34: type=7, attr=0xf, range=[0x0000000007ff0000-0x0000000008000000) (0MB) After the patch: > efi: mem00: [Conventional Memory| | | | | |WB|WT|WC|UC] range=[0x0000000000000000-0x000000000009f000) (0MB) > efi: mem01: [Loader Data | | | | | |WB|WT|WC|UC] range=[0x000000000009f000-0x00000000000a0000) (0MB) > efi: mem02: [Conventional Memory| | | | | |WB|WT|WC|UC] range=[0x0000000000100000-0x0000000000400000) (3MB) > efi: mem03: [Loader Data | | | | | |WB|WT|WC|UC] range=[0x0000000000400000-0x0000000000800000) (4MB) > efi: mem04: [ACPI Memory NVS | | | | | |WB|WT|WC|UC] range=[0x0000000000800000-0x0000000000808000) (0MB) > efi: mem05: [Conventional Memory| | | | | |WB|WT|WC|UC] range=[0x0000000000808000-0x0000000000810000) (0MB) > efi: mem06: [ACPI Memory NVS | | | | | |WB|WT|WC|UC] range=[0x0000000000810000-0x0000000000900000) (0MB) > efi: mem07: [Boot Data | | | | | |WB|WT|WC|UC] range=[0x0000000000900000-0x0000000001100000) (8MB) > efi: mem08: [Conventional Memory| | | | | |WB|WT|WC|UC] range=[0x0000000001100000-0x0000000001400000) (3MB) > efi: mem09: [Loader Data | | | | | |WB|WT|WC|UC] range=[0x0000000001400000-0x0000000002613000) (18MB) > efi: mem10: [Conventional Memory| | | | | |WB|WT|WC|UC] range=[0x0000000002613000-0x0000000004000000) (25MB) > efi: mem11: [Boot Data | | | | | |WB|WT|WC|UC] range=[0x0000000004000000-0x0000000004020000) (0MB) > efi: mem12: [Conventional Memory| | | | | |WB|WT|WC|UC] range=[0x0000000004020000-0x00000000068ea000) (40MB) > efi: mem13: [Loader Data | | | | | |WB|WT|WC|UC] range=[0x00000000068ea000-0x00000000068f0000) (0MB) > efi: mem14: [Boot Code | | | | | |WB|WT|WC|UC] range=[0x00000000068f0000-0x0000000006c7b000) (3MB) > efi: mem15: [Runtime Data |RUN| | | | |WB|WT|WC|UC] range=[0x0000000006c7b000-0x0000000006c7d000) (0MB) > efi: mem16: [Runtime Code |RUN| | | | |WB|WT|WC|UC] range=[0x0000000006c7d000-0x0000000006c85000) (0MB) > efi: mem17: [Runtime Data |RUN| | | | |WB|WT|WC|UC] range=[0x0000000006c85000-0x0000000006c87000) (0MB) > efi: mem18: [Boot Code | | | | | |WB|WT|WC|UC] range=[0x0000000006c87000-0x0000000006ca3000) (0MB) > efi: mem19: [Runtime Data |RUN| | | | |WB|WT|WC|UC] range=[0x0000000006ca3000-0x0000000006ca6000) (0MB) > efi: mem20: [ACPI Memory NVS | | | | | |WB|WT|WC|UC] range=[0x0000000006ca6000-0x0000000006cc6000) (0MB) > efi: mem21: [Runtime Data |RUN| | | | |WB|WT|WC|UC] range=[0x0000000006cc6000-0x0000000006d95000) (0MB) > efi: mem22: [Runtime Code |RUN| | | | |WB|WT|WC|UC] range=[0x0000000006d95000-0x0000000006e22000) (0MB) > efi: mem23: [Conventional Memory| | | | | |WB|WT|WC|UC] range=[0x0000000006e22000-0x0000000007165000) (3MB) > efi: mem24: [Boot Data | | | | | |WB|WT|WC|UC] range=[0x0000000007165000-0x0000000007d22000) (11MB) > efi: mem25: [Conventional Memory| | | | | |WB|WT|WC|UC] range=[0x0000000007d22000-0x0000000007d25000) (0MB) > efi: mem26: [Boot Code | | | | | |WB|WT|WC|UC] range=[0x0000000007d25000-0x0000000007ea2000) (1MB) > efi: mem27: [Runtime Code |RUN| | | | |WB|WT|WC|UC] range=[0x0000000007ea2000-0x0000000007ed2000) (0MB) > efi: mem28: [Runtime Data |RUN| | | | |WB|WT|WC|UC] range=[0x0000000007ed2000-0x0000000007ef6000) (0MB) > efi: mem29: [Conventional Memory| | | | | |WB|WT|WC|UC] range=[0x0000000007ef6000-0x0000000007f00000) (0MB) > efi: mem30: [ACPI Reclaim Memory| | | | | |WB|WT|WC|UC] range=[0x0000000007f00000-0x0000000007f02000) (0MB) > efi: mem31: [ACPI Memory NVS | | | | | |WB|WT|WC|UC] range=[0x0000000007f02000-0x0000000007f06000) (0MB) > efi: mem32: [Boot Data | | | | | |WB|WT|WC|UC] range=[0x0000000007f06000-0x0000000007fd0000) (0MB) > efi: mem33: [Runtime Data |RUN| | | | |WB|WT|WC|UC] range=[0x0000000007fd0000-0x0000000007ff0000) (0MB) > efi: mem34: [Conventional Memory| | | | | |WB|WT|WC|UC] range=[0x0000000007ff0000-0x0000000008000000) (0MB) Both the type enum and the attribute bitmap are decoded, with the additional benefit that the memory ranges line up as well. Signed-off-by: Laszlo Ersek <lersek@redhat.com> Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Matt Fleming <matt.fleming@intel.com>
-rw-r--r--arch/x86/platform/efi/efi.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index d3096c0aa941..f0be3d1da3de 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -202,9 +202,12 @@ static void __init print_efi_memmap(void)
for (p = memmap.map, i = 0;
p < memmap.map_end;
p += memmap.desc_size, i++) {
+ char buf[64];
+
md = p;
- pr_info("mem%02u: type=%u, attr=0x%llx, range=[0x%016llx-0x%016llx) (%lluMB)\n",
- i, md->type, md->attribute, md->phys_addr,
+ pr_info("mem%02u: %s range=[0x%016llx-0x%016llx) (%lluMB)\n",
+ i, efi_md_typeattr_format(buf, sizeof(buf), md),
+ md->phys_addr,
md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT),
(md->num_pages >> (20 - EFI_PAGE_SHIFT)));
}