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>
diff --git a/arch/x86/include/asm/e820.h b/arch/x86/include/asm/e820.h
index c954703..908b969 100644
--- a/arch/x86/include/asm/e820.h
+++ b/arch/x86/include/asm/e820.h
@@ -53,13 +53,6 @@
*/
#define E820_RESERVED_KERN 128
-/*
- * Address ranges that need to be mapped by the kernel direct
- * mapping. This is used to make sure regions such as
- * EFI_RUNTIME_SERVICES_DATA are directly mapped. See setup_arch().
- */
-#define E820_RESERVED_EFI 129
-
#ifndef __ASSEMBLY__
#include <linux/types.h>
struct e820entry {
@@ -122,7 +115,6 @@
}
#endif
-extern unsigned long e820_end_pfn(unsigned long limit_pfn, unsigned type);
extern unsigned long e820_end_of_ram_pfn(void);
extern unsigned long e820_end_of_low_ram_pfn(void);
extern u64 early_reserve_e820(u64 startt, u64 sizet, u64 align);
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index b8d8bfc..7093e4a 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -33,6 +33,8 @@
#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 @@
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;