#ifndef __ASM_APIC_H
#define __ASM_APIC_H
-#include <linux/config.h>
#include <linux/pm.h>
#include <asm/fixmap.h>
#include <asm/apicdef.h>
+#include <asm/processor.h>
#include <asm/system.h>
#define Dprintk(x...)
} while (0)
+extern void generic_apic_probe(void);
+
#ifdef CONFIG_X86_LOCAL_APIC
/*
* Basic functions accessing APICs.
*/
+#ifdef CONFIG_PARAVIRT
+#include <asm/paravirt.h>
+#else
+#define apic_write native_apic_write
+#define apic_write_atomic native_apic_write_atomic
+#define apic_read native_apic_read
+#endif
-static __inline void apic_write(unsigned long reg, unsigned long v)
+static __inline fastcall void native_apic_write(unsigned long reg,
+ unsigned long v)
{
*((volatile unsigned long *)(APIC_BASE+reg)) = v;
}
-static __inline void apic_write_atomic(unsigned long reg, unsigned long v)
+static __inline fastcall void native_apic_write_atomic(unsigned long reg,
+ unsigned long v)
{
xchg((volatile unsigned long *)(APIC_BASE+reg), v);
}
-static __inline unsigned long apic_read(unsigned long reg)
+static __inline fastcall unsigned long native_apic_read(unsigned long reg)
{
return *((volatile unsigned long *)(APIC_BASE+reg));
}
extern int get_maxlvt(void);
extern void clear_local_APIC(void);
extern void connect_bsp_APIC (void);
-extern void disconnect_bsp_APIC (void);
+extern void disconnect_bsp_APIC (int virt_wire_setup);
extern void disable_local_APIC (void);
extern void lapic_shutdown (void);
extern int verify_local_APIC (void);
extern void init_bsp_APIC (void);
extern void setup_local_APIC (void);
extern void init_apic_mappings (void);
-extern void smp_local_timer_interrupt (struct pt_regs * regs);
+extern void smp_local_timer_interrupt (void);
extern void setup_boot_APIC_clock (void);
extern void setup_secondary_APIC_clock (void);
-extern void setup_apic_nmi_watchdog (void);
-extern int reserve_lapic_nmi(void);
-extern void release_lapic_nmi(void);
-extern void disable_timer_nmi_watchdog(void);
-extern void enable_timer_nmi_watchdog(void);
-extern void nmi_watchdog_tick (struct pt_regs * regs);
extern int APIC_init_uniprocessor (void);
extern void disable_APIC_timer(void);
extern void enable_APIC_timer(void);
extern void enable_NMI_through_LVT0 (void * dummy);
-extern unsigned int nmi_watchdog;
-#define NMI_NONE 0
-#define NMI_IO_APIC 1
-#define NMI_LOCAL_APIC 2
-#define NMI_INVALID 3
+#ifndef CONFIG_XEN
+void smp_send_timer_broadcast_ipi(void);
+void switch_APIC_timer_to_ipi(void *cpumask);
+void switch_ipi_to_APIC_timer(void *cpumask);
+#define ARCH_APICTIMER_STOPS_ON_C3 1
+#endif
+
+extern int timer_over_8254;
#else /* !CONFIG_X86_LOCAL_APIC */
static inline void lapic_shutdown(void) { }