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-rw-r--r--sys/x86/include/apicvar.h3
-rw-r--r--sys/x86/include/intr_machdep.h1
-rw-r--r--sys/x86/include/x86_smp.h2
3 files changed, 5 insertions, 1 deletions
diff --git a/sys/x86/include/apicvar.h b/sys/x86/include/apicvar.h
index c537d0ee0cdd..551f5527ac00 100644
--- a/sys/x86/include/apicvar.h
+++ b/sys/x86/include/apicvar.h
@@ -134,7 +134,8 @@
#define IPI_STOP (APIC_IPI_INTS + 6) /* Stop CPU until restarted. */
#define IPI_SUSPEND (APIC_IPI_INTS + 7) /* Suspend CPU until restarted. */
#define IPI_SWI (APIC_IPI_INTS + 8) /* Run clk_intr_event. */
-#define IPI_DYN_FIRST (APIC_IPI_INTS + 9)
+#define IPI_OFF (APIC_IPI_INTS + 9) /* Stop CPU forever */
+#define IPI_DYN_FIRST (APIC_IPI_INTS + 10)
#define IPI_DYN_LAST (254) /* IPIs allocated at runtime */
/*
diff --git a/sys/x86/include/intr_machdep.h b/sys/x86/include/intr_machdep.h
index 9e913440c712..497c89b0a7eb 100644
--- a/sys/x86/include/intr_machdep.h
+++ b/sys/x86/include/intr_machdep.h
@@ -142,6 +142,7 @@ int intr_add_handler(struct intsrc *isrc, const char *name,
int intr_config_intr(struct intsrc *isrc, enum intr_trigger trig,
enum intr_polarity pol);
int intr_describe(struct intsrc *isrc, void *ih, const char *descr);
+void intr_disable_all(void);
void intr_execute_handlers(struct intsrc *isrc, struct trapframe *frame);
u_int intr_next_cpu(int domain);
struct intsrc *intr_lookup_source(int vector);
diff --git a/sys/x86/include/x86_smp.h b/sys/x86/include/x86_smp.h
index 8b9eb2ec9b66..f5015e9d8a24 100644
--- a/sys/x86/include/x86_smp.h
+++ b/sys/x86/include/x86_smp.h
@@ -77,6 +77,7 @@ extern u_long *ipi_rendezvous_counts[MAXCPU];
inthand_t
IDTVEC(ipi_intr_bitmap_handler), /* Bitmap based IPIs */
IDTVEC(ipi_swi), /* Runs delayed SWI */
+ IDTVEC(cpuoff), /* CPU goes offline until hard reset */
IDTVEC(cpustop), /* CPU stops & waits to be restarted */
IDTVEC(cpususpend), /* CPU suspends & waits to be resumed */
IDTVEC(rendezvous); /* handle CPU rendezvous */
@@ -93,6 +94,7 @@ void assign_cpu_ids(void);
void cpu_add(u_int apic_id, char boot_cpu);
void cpustop_handler(void);
void cpususpend_handler(void);
+void cpuoff_handler(void);
void init_secondary_tail(void);
void init_secondary(void);
void ipi_startup(int apic_id, int vector);