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Diffstat (limited to 'arch/x86/include/asm/apic.h')
-rw-r--r--arch/x86/include/asm/apic.h31
1 files changed, 13 insertions, 18 deletions
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index 9b2c04910e0..bb7d4792584 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -107,8 +107,7 @@ extern u32 native_safe_apic_wait_icr_idle(void);
107extern void native_apic_icr_write(u32 low, u32 id); 107extern void native_apic_icr_write(u32 low, u32 id);
108extern u64 native_apic_icr_read(void); 108extern u64 native_apic_icr_read(void);
109 109
110#define EIM_8BIT_APIC_ID 0 110extern int x2apic_mode;
111#define EIM_32BIT_APIC_ID 1
112 111
113#ifdef CONFIG_X86_X2APIC 112#ifdef CONFIG_X86_X2APIC
114/* 113/*
@@ -166,10 +165,9 @@ static inline u64 native_x2apic_icr_read(void)
166 return val; 165 return val;
167} 166}
168 167
169extern int x2apic, x2apic_phys; 168extern int x2apic_phys;
170extern void check_x2apic(void); 169extern void check_x2apic(void);
171extern void enable_x2apic(void); 170extern void enable_x2apic(void);
172extern void enable_IR_x2apic(void);
173extern void x2apic_icr_write(u32 low, u32 id); 171extern void x2apic_icr_write(u32 low, u32 id);
174static inline int x2apic_enabled(void) 172static inline int x2apic_enabled(void)
175{ 173{
@@ -183,6 +181,8 @@ static inline int x2apic_enabled(void)
183 return 1; 181 return 1;
184 return 0; 182 return 0;
185} 183}
184
185#define x2apic_supported() (cpu_has_x2apic)
186#else 186#else
187static inline void check_x2apic(void) 187static inline void check_x2apic(void)
188{ 188{
@@ -190,28 +190,20 @@ static inline void check_x2apic(void)
190static inline void enable_x2apic(void) 190static inline void enable_x2apic(void)
191{ 191{
192} 192}
193static inline void enable_IR_x2apic(void)
194{
195}
196static inline int x2apic_enabled(void) 193static inline int x2apic_enabled(void)
197{ 194{
198 return 0; 195 return 0;
199} 196}
200 197
201#define x2apic 0 198#define x2apic_preenabled 0
202 199#define x2apic_supported() 0
203#endif 200#endif
204 201
205extern int get_physical_broadcast(void); 202extern void enable_IR_x2apic(void);
206 203
207#ifdef CONFIG_X86_X2APIC 204extern int get_physical_broadcast(void);
208static inline void ack_x2APIC_irq(void)
209{
210 /* Docs say use 0 for future compatibility */
211 native_apic_msr_write(APIC_EOI, 0);
212}
213#endif
214 205
206extern void apic_disable(void);
215extern int lapic_get_maxlvt(void); 207extern int lapic_get_maxlvt(void);
216extern void clear_local_APIC(void); 208extern void clear_local_APIC(void);
217extern void connect_bsp_APIC(void); 209extern void connect_bsp_APIC(void);
@@ -252,7 +244,7 @@ static inline void lapic_shutdown(void) { }
252#define local_apic_timer_c2_ok 1 244#define local_apic_timer_c2_ok 1
253static inline void init_apic_mappings(void) { } 245static inline void init_apic_mappings(void) { }
254static inline void disable_local_APIC(void) { } 246static inline void disable_local_APIC(void) { }
255 247static inline void apic_disable(void) { }
256#endif /* !CONFIG_X86_LOCAL_APIC */ 248#endif /* !CONFIG_X86_LOCAL_APIC */
257 249
258#ifdef CONFIG_X86_64 250#ifdef CONFIG_X86_64
@@ -478,6 +470,9 @@ static inline unsigned int read_apic_id(void)
478extern void default_setup_apic_routing(void); 470extern void default_setup_apic_routing(void);
479 471
480#ifdef CONFIG_X86_32 472#ifdef CONFIG_X86_32
473
474extern struct apic apic_default;
475
481/* 476/*
482 * Set up the logical destination ID. 477 * Set up the logical destination ID.
483 * 478 *