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[ACPI] enable C2 and C3 idle power states on SMP

Browse source 
http://bugzilla.kernel.org/show_bug.cgi?id=4401

Signed-off-by: Venkatesh Pallipadi <[email protected]>
Signed-off-by: Len Brown <[email protected]>
This commit is contained in:
Venkatesh Pallipadi 2005-04-15 15:07:10 -04:00 • committed by Len Brown
commit 02df8b9385
10 changed files with 284 additions and 81 deletions
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10
include/asm-i386/acpi.h
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@ -28,6 +28,8 @@
#ifdef __KERNEL__
#include <acpi/pdc_intel.h>
#include <asm/system.h> /* defines cmpxchg */
#define COMPILER_DEPENDENT_INT64 long long
@ -101,12 +103,6 @@ __acpi_release_global_lock (unsigned int *lock)
:"=r"(n_hi), "=r"(n_lo) \
:"0"(n_hi), "1"(n_lo))
/*
* Refer Intel ACPI _PDC support document for bit definitions
*/
#define ACPI_PDC_EST_CAPABILITY_SMP 0xa
#define ACPI_PDC_EST_CAPABILITY_MSR 0x1
#ifdef CONFIG_ACPI_BOOT
extern int acpi_lapic;
extern int acpi_ioapic;
@ -185,6 +181,8 @@ extern void acpi_reserve_bootmem(void);
extern u8 x86_acpiid_to_apicid[];
#define ARCH_HAS_POWER_PDC_INIT 1
#endif /*__KERNEL__*/
#endif /*_ASM_ACPI_H*/