diff options
Diffstat (limited to 'include/asm-ppc64/system.h')
| -rw-r--r-- | include/asm-ppc64/system.h | 46 |
1 files changed, 24 insertions, 22 deletions
diff --git a/include/asm-ppc64/system.h b/include/asm-ppc64/system.h index 98d120ca8a91..99b8ca52f101 100644 --- a/include/asm-ppc64/system.h +++ b/include/asm-ppc64/system.h @@ -13,7 +13,7 @@ #include <asm/page.h> #include <asm/processor.h> #include <asm/hw_irq.h> -#include <asm/memory.h> +#include <asm/synch.h> /* * Memory barrier. @@ -48,7 +48,7 @@ #ifdef CONFIG_SMP #define smp_mb() mb() #define smp_rmb() rmb() -#define smp_wmb() __asm__ __volatile__ ("eieio" : : : "memory") +#define smp_wmb() eieio() #define smp_read_barrier_depends() read_barrier_depends() #else #define smp_mb() __asm__ __volatile__("": : :"memory") @@ -88,7 +88,7 @@ DEBUGGER_BOILERPLATE(debugger_dabr_match) DEBUGGER_BOILERPLATE(debugger_fault_handler) #ifdef CONFIG_XMON -extern void xmon_init(void); +extern void xmon_init(int enable); #endif #else @@ -101,6 +101,9 @@ static inline int debugger_dabr_match(struct pt_regs *regs) { return 0; } static inline int debugger_fault_handler(struct pt_regs *regs) { return 0; } #endif +extern int set_dabr(unsigned long dabr); +extern void _exception(int signr, struct pt_regs *regs, int code, + unsigned long addr); extern int fix_alignment(struct pt_regs *regs); extern void bad_page_fault(struct pt_regs *regs, unsigned long address, int sig); @@ -117,8 +120,8 @@ extern void giveup_altivec(struct task_struct *); extern void disable_kernel_altivec(void); extern void enable_kernel_altivec(void); extern int emulate_altivec(struct pt_regs *); -extern void cvt_fd(float *from, double *to, unsigned long *fpscr); -extern void cvt_df(double *from, float *to, unsigned long *fpscr); +extern void cvt_fd(float *from, double *to, struct thread_struct *thread); +extern void cvt_df(double *from, float *to, struct thread_struct *thread); #ifdef CONFIG_ALTIVEC extern void flush_altivec_to_thread(struct task_struct *); @@ -128,7 +131,12 @@ static inline void flush_altivec_to_thread(struct task_struct *t) } #endif +static inline void flush_spe_to_thread(struct task_struct *t) +{ +} + extern int mem_init_done; /* set on boot once kmalloc can be called */ +extern unsigned long memory_limit; /* EBCDIC -> ASCII conversion for [0-9A-Z] on iSeries */ extern unsigned char e2a(unsigned char); @@ -141,12 +149,7 @@ struct thread_struct; extern struct task_struct * _switch(struct thread_struct *prev, struct thread_struct *next); -static inline int __is_processor(unsigned long pv) -{ - unsigned long pvr; - asm("mfspr %0, 0x11F" : "=r" (pvr)); - return(PVR_VER(pvr) == pv); -} +extern int powersave_nap; /* set if nap mode can be used in idle loop */ /* * Atomic exchange @@ -158,7 +161,7 @@ static inline int __is_processor(unsigned long pv) * is more like most of the other architectures. */ static __inline__ unsigned long -__xchg_u32(volatile int *m, unsigned long val) +__xchg_u32(volatile unsigned int *m, unsigned long val) { unsigned long dummy; @@ -200,7 +203,7 @@ __xchg_u64(volatile long *m, unsigned long val) extern void __xchg_called_with_bad_pointer(void); static __inline__ unsigned long -__xchg(volatile void *ptr, unsigned long x, int size) +__xchg(volatile void *ptr, unsigned long x, unsigned int size) { switch (size) { case 4: @@ -223,7 +226,7 @@ __xchg(volatile void *ptr, unsigned long x, int size) #define __HAVE_ARCH_CMPXCHG 1 static __inline__ unsigned long -__cmpxchg_u32(volatile int *p, int old, int new) +__cmpxchg_u32(volatile unsigned int *p, unsigned long old, unsigned long new) { unsigned int prev; @@ -271,7 +274,8 @@ __cmpxchg_u64(volatile long *p, unsigned long old, unsigned long new) extern void __cmpxchg_called_with_bad_pointer(void); static __inline__ unsigned long -__cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size) +__cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, + unsigned int size) { switch (size) { case 4: @@ -283,13 +287,9 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size) return old; } -#define cmpxchg(ptr,o,n) \ - ({ \ - __typeof__(*(ptr)) _o_ = (o); \ - __typeof__(*(ptr)) _n_ = (n); \ - (__typeof__(*(ptr))) __cmpxchg((ptr), (unsigned long)_o_, \ - (unsigned long)_n_, sizeof(*(ptr))); \ - }) +#define cmpxchg(ptr,o,n)\ + ((__typeof__(*(ptr)))__cmpxchg((ptr),(unsigned long)(o),\ + (unsigned long)(n),sizeof(*(ptr)))) /* * We handle most unaligned accesses in hardware. On the other hand @@ -302,5 +302,7 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size) #define arch_align_stack(x) (x) +extern unsigned long reloc_offset(void); + #endif /* __KERNEL__ */ #endif |