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[ACPI] Evaluate CPEI Processor Override flag

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ACPI 3.0 added a Correctable Platform Error Interrupt (CPEI)
Processor Overide flag to MADT.Platform_Interrupt_Source.
Record the processor that was provided as hint from ACPI.

Signed-off-by: Ashok Raj <[email protected]>
Signed-off-by: Len Brown <[email protected]>
This commit is contained in:
Ashok Raj 2005-03-31 22:51:10 -05:00 • committed by Len Brown
commit 55e59c511c
5 changed files with 75 additions and 2 deletions
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9
include/asm-ia64/acpi.h
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@ -98,6 +98,15 @@ const char *acpi_get_sysname (void);
int acpi_request_vector (u32 int_type);
int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
/*
* Record the cpei override flag and current logical cpu. This is
* useful for CPU removal.
*/
extern unsigned int can_cpei_retarget(void);
extern unsigned int is_cpu_cpei_target(unsigned int cpu);
extern void set_cpei_target_cpu(unsigned int cpu);
extern unsigned int get_cpei_target_cpu(void);
#ifdef CONFIG_ACPI_NUMA
/* Proximity bitmap length; _PXM is at most 255 (8 bit)*/
#define MAX_PXM_DOMAINS (256)