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authorKeith Packard <keithp@keithp.com>2011-12-12 04:12:42 +0400
committerIngo Molnar <mingo@elte.hu>2011-12-12 21:25:56 +0400
commite1ad783b12ec8b69da83479c5d21a0d8180bc519 (patch)
tree9f514caae0da32ae9d1dbf71a2b93f5d5910c472 /arch/x86/include/asm/efi.h
parent6d3e32e63f1fb47b3ba104d13dfac116df7b2bbb (diff)
downloadlinux-e1ad783b12ec8b69da83479c5d21a0d8180bc519.tar.xz
Revert "x86, efi: Calling __pa() with an ioremap()ed address is invalid"
This hangs my MacBook Air at boot time; I get no console messages at all. I reverted this on top of -rc5 and my machine boots again. This reverts commit e8c7106280a305e1ff2a3a8a4dfce141469fb039. Signed-off-by: Matt Fleming <matt.fleming@intel.com> Signed-off-by: Keith Packard <keithp@keithp.com> Acked-by: H. Peter Anvin <hpa@zytor.com> Cc: Matthew Garrett <mjg@redhat.com> Cc: Zhang Rui <rui.zhang@intel.com> Cc: Huang Ying <huang.ying.caritas@gmail.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Link: http://lkml.kernel.org/r/1321621751-3650-1-git-send-email-matt@console Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/efi.h')
-rw-r--r--arch/x86/include/asm/efi.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index b8d8bfcd44a9..7093e4a6a0bc 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -33,6 +33,8 @@ extern unsigned long asmlinkage efi_call_phys(void *, ...);
#define efi_call_virt6(f, a1, a2, a3, a4, a5, a6) \
efi_call_virt(f, a1, a2, a3, a4, a5, a6)
+#define efi_ioremap(addr, size, type) ioremap_cache(addr, size)
+
#else /* !CONFIG_X86_32 */
extern u64 efi_call0(void *fp);
@@ -82,6 +84,9 @@ extern u64 efi_call6(void *fp, u64 arg1, u64 arg2, u64 arg3,
efi_call6((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \
(u64)(a3), (u64)(a4), (u64)(a5), (u64)(a6))
+extern void __iomem *efi_ioremap(unsigned long addr, unsigned long size,
+ u32 type);
+
#endif /* CONFIG_X86_32 */
extern int add_efi_memmap;