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Diffstat (limited to 'arch/x86/include/asm/apic.h')
-rw-r--r--arch/x86/include/asm/apic.h74
1 files changed, 68 insertions, 6 deletions
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index ab1d51a8855..fba49f66228 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -33,7 +33,13 @@
} while (0)
+#if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_X86_32)
extern void generic_apic_probe(void);
+#else
+static inline void generic_apic_probe(void)
+{
+}
+#endif
#ifdef CONFIG_X86_LOCAL_APIC
@@ -41,6 +47,21 @@ extern unsigned int apic_verbosity;
extern int local_apic_timer_c2_ok;
extern int disable_apic;
+
+#ifdef CONFIG_SMP
+extern void __inquire_remote_apic(int apicid);
+#else /* CONFIG_SMP */
+static inline void __inquire_remote_apic(int apicid)
+{
+}
+#endif /* CONFIG_SMP */
+
+static inline void default_inquire_remote_apic(int apicid)
+{
+ if (apic_verbosity >= APIC_DEBUG)
+ __inquire_remote_apic(apicid);
+}
+
/*
* Basic functions accessing APICs.
*/
@@ -124,12 +145,35 @@ struct apic_ops {
extern struct apic_ops *apic_ops;
-#define apic_read (apic_ops->read)
-#define apic_write (apic_ops->write)
-#define apic_icr_read (apic_ops->icr_read)
-#define apic_icr_write (apic_ops->icr_write)
-#define apic_wait_icr_idle (apic_ops->wait_icr_idle)
-#define safe_apic_wait_icr_idle (apic_ops->safe_wait_icr_idle)
+static inline u32 apic_read(u32 reg)
+{
+ return apic_ops->read(reg);
+}
+
+static inline void apic_write(u32 reg, u32 val)
+{
+ apic_ops->write(reg, val);
+}
+
+static inline u64 apic_icr_read(void)
+{
+ return apic_ops->icr_read();
+}
+
+static inline void apic_icr_write(u32 low, u32 high)
+{
+ apic_ops->icr_write(low, high);
+}
+
+static inline void apic_wait_icr_idle(void)
+{
+ apic_ops->wait_icr_idle();
+}
+
+static inline u32 safe_apic_wait_icr_idle(void)
+{
+ return apic_ops->safe_wait_icr_idle();
+}
extern int get_physical_broadcast(void);
@@ -196,4 +240,22 @@ static inline void disable_local_APIC(void) { }
#endif /* !CONFIG_X86_LOCAL_APIC */
+#ifdef CONFIG_X86_64
+#define SET_APIC_ID(x) (apic->set_apic_id(x))
+#else
+
+#ifdef CONFIG_X86_LOCAL_APIC
+static inline unsigned default_get_apic_id(unsigned long x)
+{
+ unsigned int ver = GET_APIC_VERSION(apic_read(APIC_LVR));
+
+ if (APIC_XAPIC(ver))
+ return (x >> 24) & 0xFF;
+ else
+ return (x >> 24) & 0x0F;
+}
+#endif
+
+#endif
+
#endif /* _ASM_X86_APIC_H */