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authorAshok Raj <ashok.raj@intel.com>2005-03-31 22:51:10 -0500
committerLen Brown <len.brown@intel.com>2005-07-12 00:01:41 -0400
commit55e59c511cea3c6c721971467c707e9955922bc2 (patch)
tree1dc3b66be2e71881167b7ba9259b291484567b01 /include/asm-ia64/acpi.h
parent6940fabaa35b893163b7043d0d1dc5d715f9e1ca (diff)
downloadop-kernel-dev-55e59c511cea3c6c721971467c707e9955922bc2.zip
op-kernel-dev-55e59c511cea3c6c721971467c707e9955922bc2.tar.gz
[ACPI] Evaluate CPEI Processor Override flag
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 <ashok.raj@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'include/asm-ia64/acpi.h')
-rw-r--r--include/asm-ia64/acpi.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/asm-ia64/acpi.h b/include/asm-ia64/acpi.h
index 6a26a97..4c06d45 100644
--- a/include/asm-ia64/acpi.h
+++ b/include/asm-ia64/acpi.h
@@ -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)
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