moonjuice/kernel_arpi
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Merge branch 'next' into efi-next-merge

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Conflicts:
	arch/x86/boot/compressed/eboot.c
This commit is contained in:
Matt Fleming
2014-10-03 22:15:56 +01:00
parent fe82dcec64 7efe665903
commit 75b128573b
20 changed files with 528 additions and 123 deletions
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44
arch/arm64/kernel/efi.c
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@@ -89,7 +89,8 @@ static int __init uefi_init(void)
*/
if (efi.systab->hdr.signature != EFI_SYSTEM_TABLE_SIGNATURE) {
pr_err("System table signature incorrect\n");
return -EINVAL;
retval = -EINVAL;
goto out;
}
if ((efi.systab->hdr.revision >> 16) < 2)
pr_warn("Warning: EFI system table version %d.%02d, expected 2.00 or greater\n",
@@ -103,6 +104,7 @@ static int __init uefi_init(void)
for (i = 0; i < (int) sizeof(vendor) - 1 && *c16; ++i)
vendor[i] = c16[i];
vendor[i] = '\0';
early_memunmap(c16, sizeof(vendor));
}
pr_info("EFI v%u.%.02u by %s\n",
@@ -113,29 +115,11 @@ static int __init uefi_init(void)
if (retval == 0)
set_bit(EFI_CONFIG_TABLES, &efi.flags);
early_memunmap(c16, sizeof(vendor));
out:
early_memunmap(efi.systab, sizeof(efi_system_table_t));
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.
*/
@@ -166,10 +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;
@@ -393,11 +380,16 @@ static int __init arm64_enter_virtual_mode(void)
return -1;
}
pr_info("Remapping and enabling EFI services.\n");
/* replace early memmap mapping with permanent mapping */
mapsize = memmap.map_end - memmap.map;
early_memunmap(memmap.map, mapsize);
if (efi_runtime_disabled()) {
pr_info("EFI runtime services will be disabled.\n");
return -1;
}
pr_info("Remapping and enabling EFI services.\n");
/* replace early memmap mapping with permanent mapping */
memmap.map = (__force void *)ioremap_cache((phys_addr_t)memmap.phys_map,
mapsize);
memmap.map_end = memmap.map + mapsize;