X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8f6c56a50524aa785f7e596d52dddfb331e18961..89b3af67bb32e691275bf6fa803d1834b2284115:/osfmk/i386/mp.h

diff --git a/osfmk/i386/mp.h b/osfmk/i386/mp.h
index 30a6d941b..13905aa67 100644
--- a/osfmk/i386/mp.h
+++ b/osfmk/i386/mp.h
@@ -77,6 +77,7 @@
 #include <sys/cdefs.h>
 #include <mach/boolean.h>
 #include <mach/kern_return.h>
+#include <mach/i386/thread_status.h>
 
 __BEGIN_DECLS
 
@@ -91,12 +92,13 @@ extern void lapic_shutdown(void);
 extern void lapic_smm_restore(void);
 extern boolean_t lapic_probe(void);
 extern void lapic_dump(void);
-extern int  lapic_interrupt(int interrupt, void *state);
+extern int  lapic_interrupt(int interrupt, x86_saved_state_t *state);
 extern void lapic_end_of_interrupt(void);
 extern int  lapic_to_cpu[];
 extern int  cpu_to_lapic[];
 extern int  lapic_interrupt_base;
 extern void lapic_cpu_map(int lapic, int cpu_num);
+extern uint32_t ml_get_apicid(uint32_t cpu);
 
 extern void lapic_set_timer(
 		boolean_t		interrupt,
@@ -113,9 +115,50 @@ extern void lapic_get_timer(
 typedef	void (*i386_intr_func_t)(void *);
 extern void lapic_set_timer_func(i386_intr_func_t func);
 extern void lapic_set_pmi_func(i386_intr_func_t func);
+extern void lapic_set_thermal_func(i386_intr_func_t func);
 
 __END_DECLS
 
+/*
+ * By default, use high vectors to leave vector space for systems
+ * with multiple I/O APIC's. However some systems that boot with
+ * local APIC disabled will hang in SMM when vectors greater than
+ * 0x5F are used. Those systems are not expected to have I/O APIC
+ * so 16 (0x50 - 0x40) vectors for legacy PIC support is perfect.
+ */
+#define LAPIC_DEFAULT_INTERRUPT_BASE	0xD0
+#define LAPIC_REDUCED_INTERRUPT_BASE	0x50
+/*
+ * Specific lapic interrupts are relative to this base
+ * in priority order from high to low:
+ */
+
+#define LAPIC_PERFCNT_INTERRUPT		0xF
+#define LAPIC_TIMER_INTERRUPT		0xE
+#define LAPIC_INTERPROCESSOR_INTERRUPT	0xD
+#define LAPIC_THERMAL_INTERRUPT		0xC
+#define LAPIC_ERROR_INTERRUPT		0xB
+#define LAPIC_SPURIOUS_INTERRUPT	0xA
+/* The vector field is ignored for NMI interrupts via the LAPIC
+ * or otherwise, so this is not an offset from the interrupt
+ * base.
+ */
+#define LAPIC_NMI_INTERRUPT		0x2
+
+#define LAPIC_REG(reg) \
+	(*((volatile uint32_t *)(lapic_start + LAPIC_##reg)))
+#define LAPIC_REG_OFFSET(reg,off) \
+	(*((volatile uint32_t *)(lapic_start + LAPIC_##reg + (off))))
+
+#define LAPIC_VECTOR(src) \
+	(lapic_interrupt_base + LAPIC_##src##_INTERRUPT)
+
+#define LAPIC_ISR_IS_SET(base,src) \
+	(LAPIC_REG_OFFSET(ISR_BASE,((base+LAPIC_##src##_INTERRUPT)/32)*0x10) & \
+		(1 <<((base + LAPIC_##src##_INTERRUPT)%32)))
+
+extern vm_offset_t	lapic_start;
+
 #endif	/* ASSEMBLER */
 
 #define CPU_NUMBER(r)				\
@@ -146,20 +189,28 @@ extern	void	console_cpu_free(void *console_buf);
 
 extern	int	kdb_cpu;		/* current cpu running kdb	*/
 extern	int	kdb_debug;
-extern	int	kdb_is_slave[];
 extern	int	kdb_active[];
 
 extern	volatile boolean_t mp_kdp_trap;
 extern	void	mp_kdp_enter(void);
 extern	void	mp_kdp_exit(void);
 
+#if MACH_KDB
+extern void mp_kdb_exit(void);
+#endif
+
 /*
  * All cpu rendezvous:
  */
-extern void mp_rendezvous(void (*setup_func)(void *),
-			  void (*action_func)(void *),
-			  void (*teardown_func)(void *),
-			  void *arg);
+extern void mp_rendezvous(
+		void (*setup_func)(void *),
+		void (*action_func)(void *),
+		void (*teardown_func)(void *),
+		void *arg);
+extern void mp_rendezvous_no_intrs(
+		void (*action_func)(void *),
+		void *arg);
+extern void mp_rendezvous_break_lock(void);
 
 __END_DECLS