From 55e59c511cea3c6c721971467c707e9955922bc2 Mon Sep 17 00:00:00 2001 From: Ashok Raj Date: Thu, 31 Mar 2005 22:51:10 -0500 Subject: [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 Signed-off-by: Len Brown --- include/asm-ia64/acpi.h | 9 +++++++++ include/linux/acpi.h | 5 ++++- 2 files changed, 13 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/include/asm-ia64/acpi.h b/include/asm-ia64/acpi.h index 6a26a977f25..4c06d455139 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) diff --git a/include/linux/acpi.h b/include/linux/acpi.h index b123cc08773..70b3c52b75d 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -206,7 +206,10 @@ struct acpi_table_plat_int_src { u8 eid; u8 iosapic_vector; u32 global_irq; - u32 reserved; + struct { + u32 cpei_override_flag:1; + u32 reserved:31; + } plint_flags; } __attribute__ ((packed)); enum acpi_interrupt_id { -- cgit v1.2.3