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authorLinus Torvalds <torvalds@linux-foundation.org>2014-03-31 12:26:05 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-03-31 12:26:05 -0700
commit7cc3afdf43ffb703db831292f3816d909fd44767 (patch)
tree9c9f4b9c1a880b4f8ec4fc44ef80b6568142756b /arch/ia64
parentad8946fbf913fff8671cbaee776d23c3d07173fa (diff)
parent204b0a1a4b92612c957a042df1a3be0e9cc79391 (diff)
Merge branch 'x86-efi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 EFI changes from Ingo Molnar: "The main changes: - Add debug code to the dump EFI pagetable - Borislav Petkov - Make 1:1 runtime mapping robust when booting on machines with lots of memory - Borislav Petkov - Move the EFI facilities bits out of 'x86_efi_facility' and into efi.flags which is the standard architecture independent place to keep EFI state, by Matt Fleming. - Add 'EFI mixed mode' support: this allows 64-bit kernels to be booted from 32-bit firmware. This needs a bootloader that supports the 'EFI handover protocol'. By Matt Fleming" * 'x86-efi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (31 commits) x86, efi: Abstract x86 efi_early calls x86/efi: Restore 'attr' argument to query_variable_info() x86/efi: Rip out phys_efi_get_time() x86/efi: Preserve segment registers in mixed mode x86/boot: Fix non-EFI build x86, tools: Fix up compiler warnings x86/efi: Re-disable interrupts after calling firmware services x86/boot: Don't overwrite cr4 when enabling PAE x86/efi: Wire up CONFIG_EFI_MIXED x86/efi: Add mixed runtime services support x86/efi: Firmware agnostic handover entry points x86/efi: Split the boot stub into 32/64 code paths x86/efi: Add early thunk code to go from 64-bit to 32-bit x86/efi: Build our own EFI services pointer table efi: Add separate 32-bit/64-bit definitions x86/efi: Delete dead code when checking for non-native x86/mm/pageattr: Always dump the right page table in an oops x86, tools: Consolidate #ifdef code x86/boot: Cleanup header.S by removing some #ifdefs efi: Use NULL instead of 0 for pointer ...
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/kernel/efi.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c
index da5b462e6de..741b99c1a0b 100644
--- a/arch/ia64/kernel/efi.c
+++ b/arch/ia64/kernel/efi.c
@@ -477,6 +477,9 @@ efi_init (void)
char *cp, vendor[100] = "unknown";
int i;
+ set_bit(EFI_BOOT, &efi.flags);
+ set_bit(EFI_64BIT, &efi.flags);
+
/*
* It's too early to be able to use the standard kernel command line
* support...
@@ -529,6 +532,8 @@ efi_init (void)
efi.systab->hdr.revision >> 16,
efi.systab->hdr.revision & 0xffff, vendor);
+ set_bit(EFI_SYSTEM_TABLES, &efi.flags);
+
palo_phys = EFI_INVALID_TABLE_ADDR;
if (efi_config_init(arch_tables) != 0)
@@ -657,6 +662,8 @@ efi_enter_virtual_mode (void)
return;
}
+ set_bit(EFI_RUNTIME_SERVICES, &efi.flags);
+
/*
* Now that EFI is in virtual mode, we call the EFI functions more
* efficiently: