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arm64: efi: Format EFI memory type & attrs with efi_md_typeattr_format()

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An example log excerpt demonstrating the change:

Before the patch:

> Processing EFI memory map:
>   0x000040000000-0x000040000fff [Loader Data]
>   0x000040001000-0x00004007ffff [Conventional Memory]
>   0x000040080000-0x00004072afff [Loader Data]
>   0x00004072b000-0x00005fdfffff [Conventional Memory]
>   0x00005fe00000-0x00005fe0ffff [Loader Data]
>   0x00005fe10000-0x0000964e8fff [Conventional Memory]
>   0x0000964e9000-0x0000964e9fff [Loader Data]
>   0x0000964ea000-0x000096c52fff [Loader Code]
>   0x000096c53000-0x00009709dfff [Boot Code]*
>   0x00009709e000-0x0000970b3fff [Runtime Code]*
>   0x0000970b4000-0x0000970f4fff [Runtime Data]*
>   0x0000970f5000-0x000097117fff [Runtime Code]*
>   0x000097118000-0x000097199fff [Runtime Data]*
>   0x00009719a000-0x0000971dffff [Runtime Code]*
>   0x0000971e0000-0x0000997f8fff [Conventional Memory]
>   0x0000997f9000-0x0000998f1fff [Boot Data]*
>   0x0000998f2000-0x0000999eafff [Conventional Memory]
>   0x0000999eb000-0x00009af09fff [Boot Data]*
>   0x00009af0a000-0x00009af21fff [Conventional Memory]
>   0x00009af22000-0x00009af46fff [Boot Data]*
>   0x00009af47000-0x00009af5bfff [Conventional Memory]
>   0x00009af5c000-0x00009afe1fff [Boot Data]*
>   0x00009afe2000-0x00009afe2fff [Conventional Memory]
>   0x00009afe3000-0x00009c01ffff [Boot Data]*
>   0x00009c020000-0x00009efbffff [Conventional Memory]
>   0x00009efc0000-0x00009f14efff [Boot Code]*
>   0x00009f14f000-0x00009f162fff [Runtime Code]*
>   0x00009f163000-0x00009f194fff [Runtime Data]*
>   0x00009f195000-0x00009f197fff [Boot Data]*
>   0x00009f198000-0x00009f198fff [Runtime Data]*
>   0x00009f199000-0x00009f1acfff [Conventional Memory]
>   0x00009f1ad000-0x00009f1affff [Boot Data]*
>   0x00009f1b0000-0x00009f1b0fff [Runtime Data]*
>   0x00009f1b1000-0x00009fffffff [Boot Data]*
>   0x000004000000-0x000007ffffff [Memory Mapped I/O]
>   0x000009010000-0x000009010fff [Memory Mapped I/O]

After the patch:

> Processing EFI memory map:
>   0x000040000000-0x000040000fff [Loader Data        |   |  |  |  |   |WB|WT|WC|UC]
>   0x000040001000-0x00004007ffff [Conventional Memory|   |  |  |  |   |WB|WT|WC|UC]
>   0x000040080000-0x00004072afff [Loader Data        |   |  |  |  |   |WB|WT|WC|UC]
>   0x00004072b000-0x00005fdfffff [Conventional Memory|   |  |  |  |   |WB|WT|WC|UC]
>   0x00005fe00000-0x00005fe0ffff [Loader Data        |   |  |  |  |   |WB|WT|WC|UC]
>   0x00005fe10000-0x0000964e8fff [Conventional Memory|   |  |  |  |   |WB|WT|WC|UC]
>   0x0000964e9000-0x0000964e9fff [Loader Data        |   |  |  |  |   |WB|WT|WC|UC]
>   0x0000964ea000-0x000096c52fff [Loader Code        |   |  |  |  |   |WB|WT|WC|UC]
>   0x000096c53000-0x00009709dfff [Boot Code          |   |  |  |  |   |WB|WT|WC|UC]*
>   0x00009709e000-0x0000970b3fff [Runtime Code       |RUN|  |  |  |   |WB|WT|WC|UC]*
>   0x0000970b4000-0x0000970f4fff [Runtime Data       |RUN|  |  |  |   |WB|WT|WC|UC]*
>   0x0000970f5000-0x000097117fff [Runtime Code       |RUN|  |  |  |   |WB|WT|WC|UC]*
>   0x000097118000-0x000097199fff [Runtime Data       |RUN|  |  |  |   |WB|WT|WC|UC]*
>   0x00009719a000-0x0000971dffff [Runtime Code       |RUN|  |  |  |   |WB|WT|WC|UC]*
>   0x0000971e0000-0x0000997f8fff [Conventional Memory|   |  |  |  |   |WB|WT|WC|UC]
>   0x0000997f9000-0x0000998f1fff [Boot Data          |   |  |  |  |   |WB|WT|WC|UC]*
>   0x0000998f2000-0x0000999eafff [Conventional Memory|   |  |  |  |   |WB|WT|WC|UC]
>   0x0000999eb000-0x00009af09fff [Boot Data          |   |  |  |  |   |WB|WT|WC|UC]*
>   0x00009af0a000-0x00009af21fff [Conventional Memory|   |  |  |  |   |WB|WT|WC|UC]
>   0x00009af22000-0x00009af46fff [Boot Data          |   |  |  |  |   |WB|WT|WC|UC]*
>   0x00009af47000-0x00009af5bfff [Conventional Memory|   |  |  |  |   |WB|WT|WC|UC]
>   0x00009af5c000-0x00009afe1fff [Boot Data          |   |  |  |  |   |WB|WT|WC|UC]*
>   0x00009afe2000-0x00009afe2fff [Conventional Memory|   |  |  |  |   |WB|WT|WC|UC]
>   0x00009afe3000-0x00009c01ffff [Boot Data          |   |  |  |  |   |WB|WT|WC|UC]*
>   0x00009c020000-0x00009efbffff [Conventional Memory|   |  |  |  |   |WB|WT|WC|UC]
>   0x00009efc0000-0x00009f14efff [Boot Code          |   |  |  |  |   |WB|WT|WC|UC]*
>   0x00009f14f000-0x00009f162fff [Runtime Code       |RUN|  |  |  |   |WB|WT|WC|UC]*
>   0x00009f163000-0x00009f194fff [Runtime Data       |RUN|  |  |  |   |WB|WT|WC|UC]*
>   0x00009f195000-0x00009f197fff [Boot Data          |   |  |  |  |   |WB|WT|WC|UC]*
>   0x00009f198000-0x00009f198fff [Runtime Data       |RUN|  |  |  |   |WB|WT|WC|UC]*
>   0x00009f199000-0x00009f1acfff [Conventional Memory|   |  |  |  |   |WB|WT|WC|UC]
>   0x00009f1ad000-0x00009f1affff [Boot Data          |   |  |  |  |   |WB|WT|WC|UC]*
>   0x00009f1b0000-0x00009f1b0fff [Runtime Data       |RUN|  |  |  |   |WB|WT|WC|UC]*
>   0x00009f1b1000-0x00009fffffff [Boot Data          |   |  |  |  |   |WB|WT|WC|UC]*
>   0x000004000000-0x000007ffffff [Memory Mapped I/O  |RUN|  |  |  |   |  |  |  |UC]
>   0x000009010000-0x000009010fff [Memory Mapped I/O  |RUN|  |  |  |   |  |  |  |UC]

The attribute bitmap is now displayed, in decoded form.

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
This commit is contained in:
Laszlo Ersek 2014-09-03 13:32:23 +02:00 committed by Matt Fleming
parent 77b12bcfc5
commit 65ba758f3e
1 changed files with 6 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
arch/arm64/kernel/efi.c
View File

@ -120,23 +120,6 @@ static int __init uefi_init(void)
return retval;
}
static __initdata char memory_type_name[][32] = {
{"Reserved"},
{"Loader Code"},
{"Loader Data"},
{"Boot Code"},
{"Boot Data"},
{"Runtime Code"},
{"Runtime Data"},
{"Conventional Memory"},
{"Unusable Memory"},
{"ACPI Reclaim Memory"},
{"ACPI Memory NVS"},
{"Memory Mapped I/O"},
{"MMIO Port Space"},
{"PAL Code"},
};
/*
* Return true for RAM regions we want to permanently reserve.
*/
@ -167,10 +150,13 @@ static __init void reserve_regions(void)
paddr = md->phys_addr;
npages = md->num_pages;
if (uefi_debug)
pr_info(" 0x%012llx-0x%012llx [%s]",
if (uefi_debug) {
char buf[64];
pr_info(" 0x%012llx-0x%012llx %s",
paddr, paddr + (npages << EFI_PAGE_SHIFT) - 1,
memory_type_name[md->type]);
efi_md_typeattr_format(buf, sizeof(buf), md));
}
memrange_efi_to_native(&paddr, &npages);
size = npages << PAGE_SHIFT;