fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / include / asm-i386 / apic.h

diff --git a/include/asm-i386/apic.h b/include/asm-i386/apic.h
index 95cc9c1..f9d1dff 100644 (file)
--- a/include/asm-i386/apic.h
+++ b/include/asm-i386/apic.h
@@ -1,44 +1,71 @@
 #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 APIC_DEBUG 0
-
-#if APIC_DEBUG
-#define Dprintk(x...) printk(x)
-#else
 #define Dprintk(x...)
-#endif
+
+/*
+ * Debugging macros
+ */
+#define APIC_QUIET   0
+#define APIC_VERBOSE 1
+#define APIC_DEBUG   2
+
+extern int apic_verbosity;
+
+/*
+ * Define the default level of output to be very little
+ * This can be turned up by using apic=verbose for more
+ * information and apic=debug for _lots_ of information.
+ * apic_verbosity is defined in apic.c
+ */
+#define apic_printk(v, s, a...) do {       \
+               if ((v) <= apic_verbosity) \
+                       printk(s, ##a);    \
+       } 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));
 }
 
 static __inline__ void apic_wait_icr_idle(void)
 {
-       do { } while ( apic_read( APIC_ICR ) & APIC_ICR_BUSY );
+       while ( apic_read( APIC_ICR ) & APIC_ICR_BUSY )
+               cpu_relax();
 }
 
 int get_physical_broadcast(void);
@@ -71,36 +98,36 @@ extern void (*wait_timer_tick)(void);
 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 cache_APIC_registers (void);
 extern void sync_Arb_IDs (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 int check_nmi_watchdog (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) { }
 
-#endif /* CONFIG_X86_LOCAL_APIC */
+#endif /* !CONFIG_X86_LOCAL_APIC */
 
 #endif /* __ASM_APIC_H */