diff options
Diffstat (limited to 'include/asm-i386/apic.h')
| -rw-r--r-- | include/asm-i386/apic.h | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/include/asm-i386/apic.h b/include/asm-i386/apic.h deleted file mode 100644 index 8c454aa58ac..00000000000 --- a/include/asm-i386/apic.h +++ /dev/null @@ -1,140 +0,0 @@ -#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...) - -/* - * Debugging macros - */ -#define APIC_QUIET 0 -#define APIC_VERBOSE 1 -#define APIC_DEBUG 2 - -extern int enable_local_apic; -extern int apic_verbosity; - -static inline void lapic_disable(void) -{ - enable_local_apic = -1; - clear_bit(X86_FEATURE_APIC, boot_cpu_data.x86_capability); -} - -static inline void lapic_enable(void) -{ - enable_local_apic = 1; -} - -/* - * 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) - - -#ifdef CONFIG_X86_LOCAL_APIC - -/* - * Basic functions accessing APICs. - */ - -static __inline void 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) -{ - xchg((volatile unsigned long *)(APIC_BASE+reg), v); -} - -static __inline unsigned long apic_read(unsigned long reg) -{ - return *((volatile unsigned long *)(APIC_BASE+reg)); -} - -static __inline__ void apic_wait_icr_idle(void) -{ - while ( apic_read( APIC_ICR ) & APIC_ICR_BUSY ) - cpu_relax(); -} - -int get_physical_broadcast(void); - -#ifdef CONFIG_X86_GOOD_APIC -# define FORCE_READ_AROUND_WRITE 0 -# define apic_read_around(x) -# define apic_write_around(x,y) apic_write((x),(y)) -#else -# define FORCE_READ_AROUND_WRITE 1 -# define apic_read_around(x) apic_read(x) -# define apic_write_around(x,y) apic_write_atomic((x),(y)) -#endif - -static inline void ack_APIC_irq(void) -{ - /* - * ack_APIC_irq() actually gets compiled as a single instruction: - * - a single rmw on Pentium/82489DX - * - a single write on P6+ cores (CONFIG_X86_GOOD_APIC) - * ... yummie. - */ - - /* Docs say use 0 for future compatibility */ - apic_write_around(APIC_EOI, 0); -} - -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 (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 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 - -extern int disable_timer_pin_1; - -#else /* !CONFIG_X86_LOCAL_APIC */ -static inline void lapic_shutdown(void) { } - -#endif /* !CONFIG_X86_LOCAL_APIC */ - -#endif /* __ASM_APIC_H */ |
