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x86, trampoline: Use the unified trampoline setup for ACPI wakeup

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Use the unified trampoline allocation setup to allocate and install
the ACPI wakeup code in low memory.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
LKML-Reference: <4D5DFBE4.7090104@intel.com>
Cc: Rafael J. Wysocki <rjw@sisk.pl>
Cc: Matthieu Castet <castet.matthieu@free.fr>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
This commit is contained in:
H. Peter Anvin
2011-02-14 15:42:46 -08:00
parent 4822b7fc6d
commit d1ee433539
10 changed files with 69 additions and 108 deletions
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4
arch/x86/include/asm/acpi.h
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@@ -29,6 +29,7 @@
#include <asm/processor.h>
#include <asm/mmu.h>
#include <asm/mpspec.h>
#include <asm/trampoline.h>
#define COMPILER_DEPENDENT_INT64 long long
#define COMPILER_DEPENDENT_UINT64 unsigned long long
@@ -116,7 +117,8 @@ static inline void acpi_disable_pci(void)
extern int acpi_save_state_mem(void);
extern void acpi_restore_state_mem(void);
extern unsigned long acpi_wakeup_address;
extern const unsigned char acpi_wakeup_code[];
#define acpi_wakeup_address (__pa(TRAMPOLINE_SYM(acpi_wakeup_code)))
/* early initialization routine */
extern void acpi_reserve_wakeup_memory(void);