diff options
Diffstat (limited to 'sys')
28 files changed, 405 insertions, 10 deletions
diff --git a/sys/arch/alpha/include/atomic.h b/sys/arch/alpha/include/atomic.h index 2588dd34a82..0e9bec993fb 100644 --- a/sys/arch/alpha/include/atomic.h +++ b/sys/arch/alpha/include/atomic.h @@ -1,4 +1,4 @@ -/* $OpenBSD: atomic.h,v 1.3 2002/02/15 15:31:58 art Exp $ */ +/* $OpenBSD: atomic.h,v 1.4 2007/02/06 17:13:33 art Exp $ */ /* $NetBSD: atomic.h,v 1.7 2001/12/17 23:34:57 thorpej Exp $ */ /*- @@ -177,4 +177,16 @@ atomic_loadlatch_ulong(__volatile unsigned long *ulp, unsigned long v) return (v0); } +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + #endif /* _ALPHA_ATOMIC_H_ */ diff --git a/sys/arch/amd64/include/atomic.h b/sys/arch/amd64/include/atomic.h index 37664d33bc7..693e242c5b6 100644 --- a/sys/arch/amd64/include/atomic.h +++ b/sys/arch/amd64/include/atomic.h @@ -1,4 +1,4 @@ -/* $OpenBSD: atomic.h,v 1.3 2004/02/23 06:25:14 mickey Exp $ */ +/* $OpenBSD: atomic.h,v 1.4 2007/02/06 17:13:33 art Exp $ */ /* $NetBSD: atomic.h,v 1.1 2003/04/26 18:39:37 fvdl Exp $ */ /* @@ -39,8 +39,22 @@ #ifndef _ATOMIC_H #define _ATOMIC_H +/* + * Perform atomic operations on memory. Should be atomic with respect + * to interrupts and multiple processors. + * + * void atomic_setbits_int(volatile u_int *a, u_int mask) { *a |= mask; } + * void atomic_clearbits_int(volatile u_int *a, u_int mas) { *a &= ~mask; } + */ + #ifndef _LOCORE +#ifdef MULTIPROCESSOR +#define LOCK "lock" +#else +#define LOCK +#endif + static __inline u_int64_t x86_atomic_testset_u64(volatile u_int64_t *ptr, u_int64_t val) { __asm__ volatile ("xchgq %0,(%2)" :"=r" (val):"0" (val),"r" (ptr)); @@ -65,12 +79,12 @@ x86_atomic_testset_i32(volatile int32_t *ptr, int32_t val) { static __inline void x86_atomic_setbits_u32(volatile u_int32_t *ptr, u_int32_t bits) { - __asm __volatile("lock ; orl %1,%0" : "=m" (*ptr) : "ir" (bits)); + __asm __volatile(LOCK " orl %1,%0" : "=m" (*ptr) : "ir" (bits)); } static __inline void x86_atomic_clearbits_u32(volatile u_int32_t *ptr, u_int32_t bits) { - __asm __volatile("lock ; andl %1,%0" : "=m" (*ptr) : "ir" (~bits)); + __asm __volatile(LOCK " andl %1,%0" : "=m" (*ptr) : "ir" (~bits)); } @@ -83,12 +97,12 @@ x86_atomic_clearbits_u32(volatile u_int32_t *ptr, u_int32_t bits) { */ static __inline void x86_atomic_setbits_u64(volatile u_int64_t *ptr, u_int64_t bits) { - __asm __volatile("lock ; orq %1,%0" : "=m" (*ptr) : "ir" (bits)); + __asm __volatile(LOCK " orq %1,%0" : "=m" (*ptr) : "ir" (bits)); } static __inline void x86_atomic_clearbits_u64(volatile u_int64_t *ptr, u_int64_t bits) { - __asm __volatile("lock ; andq %1,%0" : "=m" (*ptr) : "ir" (~bits)); + __asm __volatile(LOCK " andq %1,%0" : "=m" (*ptr) : "ir" (~bits)); } #define x86_atomic_testset_ul x86_atomic_testset_u32 @@ -98,5 +112,10 @@ x86_atomic_clearbits_u64(volatile u_int64_t *ptr, u_int64_t bits) { #define x86_atomic_clearbits_l x86_atomic_clearbits_u32 #define x86_atomic_clearbits_ul x86_atomic_clearbits_u32 +#define atomic_setbits_int x86_atomic_setbits_u32 +#define atomic_clearbits_int x86_atomic_clearbits_u32 + +#undef LOCK + #endif #endif diff --git a/sys/arch/arm/include/atomic.h b/sys/arch/arm/include/atomic.h new file mode 100644 index 00000000000..8bf37567652 --- /dev/null +++ b/sys/arch/arm/include/atomic.h @@ -0,0 +1,20 @@ +/* $OpenBSD: atomic.h,v 1.3 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ + +#ifndef __ARM_ATOMIC_H__ +#define __ARM_ATOMIC_H__ + +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + +#endif diff --git a/sys/arch/armish/include/atomic.h b/sys/arch/armish/include/atomic.h new file mode 100644 index 00000000000..68d17a94d4e --- /dev/null +++ b/sys/arch/armish/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.3 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __ARMISH_ATOMIC_H__ +#define __ARMISH_ATOMIC_H__ + +#include <arm/atomic.h> + +#endif diff --git a/sys/arch/aviion/include/atomic.h b/sys/arch/aviion/include/atomic.h new file mode 100644 index 00000000000..b6ba4a3f2e7 --- /dev/null +++ b/sys/arch/aviion/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __AVIION_ATOMIC_H__ +#define __AVIION_ATOMIC_H__ + +#include <m88k/atomic.h> + +#endif diff --git a/sys/arch/cats/include/atomic.h b/sys/arch/cats/include/atomic.h new file mode 100644 index 00000000000..49c16c33358 --- /dev/null +++ b/sys/arch/cats/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.3 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __CATS_ATOMIC_H__ +#define __CATS_ATOMIC_H__ + +#include <arm/atomic.h> + +#endif diff --git a/sys/arch/hp300/include/atomic.h b/sys/arch/hp300/include/atomic.h new file mode 100644 index 00000000000..8e4d78700d0 --- /dev/null +++ b/sys/arch/hp300/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __HP300_ATOMIC_H__ +#define __HP300_ATOMIC_H__ + +#include <m68k/atomic.h> + +#endif diff --git a/sys/arch/hppa/include/atomic.h b/sys/arch/hppa/include/atomic.h new file mode 100644 index 00000000000..d04b7ec382c --- /dev/null +++ b/sys/arch/hppa/include/atomic.h @@ -0,0 +1,20 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ + +#ifndef __HPPA_ATOMIC_H__ +#define __HPPA_ATOMIC_H__ + +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + +#endif diff --git a/sys/arch/hppa64/include/atomic.h b/sys/arch/hppa64/include/atomic.h new file mode 100644 index 00000000000..d0846609fa2 --- /dev/null +++ b/sys/arch/hppa64/include/atomic.h @@ -0,0 +1,20 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ + +#ifndef __HPPA64_ATOMIC_H__ +#define __HPPA64_ATOMIC_H__ + +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + +#endif diff --git a/sys/arch/i386/include/atomic.h b/sys/arch/i386/include/atomic.h index a06878e87b0..baf3d7bde01 100644 --- a/sys/arch/i386/include/atomic.h +++ b/sys/arch/i386/include/atomic.h @@ -1,4 +1,4 @@ -/* $OpenBSD: atomic.h,v 1.3 2006/04/27 15:37:53 mickey Exp $ */ +/* $OpenBSD: atomic.h,v 1.4 2007/02/06 17:13:33 art Exp $ */ /* $NetBSD: atomic.h,v 1.1.2.2 2000/02/21 18:54:07 sommerfeld Exp $ */ /*- @@ -42,11 +42,24 @@ #ifndef _ATOMIC_H_ #define _ATOMIC_H_ +/* + * Perform atomic operations on memory. Should be atomic with respect + * to interrupts and multiple processors. + * + * void atomic_setbits_int(volatile u_int *a, u_int mask) { *a |= mask; } + * void atomic_clearbits_int(volatile u_int *a, u_int mas) { *a &= ~mask; } + */ #ifndef _LOCORE +#ifdef MULTIPROCESSOR +#define LOCK "lock" +#else +#define LOCK +#endif + static __inline u_int64_t i386_atomic_testset_uq (volatile u_int64_t *ptr, u_int64_t val) { - __asm__ volatile ("\n1:\tlock; cmpxchg8b (%1); jnz 1b" : "+A" (val) : + __asm__ volatile ("\n1:\t" LOCK " cmpxchg8b (%1); jnz 1b" : "+A" (val) : "r" (ptr), "b" ((u_int32_t)val), "c" ((u_int32_t)(val >> 32))); return val; } @@ -65,15 +78,20 @@ i386_atomic_testset_i (volatile int *ptr, unsigned long val) { static __inline void i386_atomic_setbits_l (volatile u_int32_t *ptr, unsigned long bits) { - __asm __volatile("lock ; orl %1,%0" : "=m" (*ptr) : "ir" (bits)); + __asm __volatile(LOCK " orl %1,%0" : "=m" (*ptr) : "ir" (bits)); } static __inline void i386_atomic_clearbits_l (volatile u_int32_t *ptr, unsigned long bits) { bits = ~bits; - __asm __volatile("lock ; and %1,%0" : "=m" (*ptr) : "ir" (bits)); + __asm __volatile(LOCK " andl %1,%0" : "=m" (*ptr) : "ir" (bits)); } +#define atomic_setbits_int i386_atomic_setbits_l +#define atomic_clearbits_int i386_atomic_clearbits_l + +#undef LOCK + #endif #endif diff --git a/sys/arch/landisk/include/atomic.h b/sys/arch/landisk/include/atomic.h new file mode 100644 index 00000000000..86e78a36ba8 --- /dev/null +++ b/sys/arch/landisk/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __LANDISK_ATOMIC_H__ +#define __LANDISK_ATOMIC_H__ + +#include <sh/atomic.h> + +#endif diff --git a/sys/arch/luna88k/include/atomic.h b/sys/arch/luna88k/include/atomic.h new file mode 100644 index 00000000000..b1881839d03 --- /dev/null +++ b/sys/arch/luna88k/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __LUNA88K_ATOMIC_H__ +#define __LUNA88K_ATOMIC_H__ + +#include <m88k/atomic.h> + +#endif diff --git a/sys/arch/m68k/include/atomic.h b/sys/arch/m68k/include/atomic.h new file mode 100644 index 00000000000..7973d236677 --- /dev/null +++ b/sys/arch/m68k/include/atomic.h @@ -0,0 +1,20 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ + +#ifndef __M68K_ATOMIC_H__ +#define __M68K_ATOMIC_H__ + +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + +#endif diff --git a/sys/arch/m88k/include/atomic.h b/sys/arch/m88k/include/atomic.h new file mode 100644 index 00000000000..70b93c94960 --- /dev/null +++ b/sys/arch/m88k/include/atomic.h @@ -0,0 +1,20 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ + +#ifndef __M88K_ATOMIC_H__ +#define __M88K_ATOMIC_H__ + +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + +#endif diff --git a/sys/arch/mac68k/include/atomic.h b/sys/arch/mac68k/include/atomic.h new file mode 100644 index 00000000000..8de2987e482 --- /dev/null +++ b/sys/arch/mac68k/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __MAC68K_ATOMIC_H__ +#define __MAC68K_ATOMIC_H__ + +#include <m68k/atomic.h> + +#endif diff --git a/sys/arch/macppc/include/atomic.h b/sys/arch/macppc/include/atomic.h new file mode 100644 index 00000000000..dc77a07f76f --- /dev/null +++ b/sys/arch/macppc/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __MACPPC_ATOMIC_H__ +#define __MACPPC_ATOMIC_H__ + +#include <powerpc/atomic.h> + +#endif diff --git a/sys/arch/mips64/include/atomic.h b/sys/arch/mips64/include/atomic.h new file mode 100644 index 00000000000..6874e5d5e20 --- /dev/null +++ b/sys/arch/mips64/include/atomic.h @@ -0,0 +1,20 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ + +#ifndef __MIPS64_ATOMIC_H__ +#define __MIPS64_ATOMIC_H__ + +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + +#endif diff --git a/sys/arch/mvme68k/include/atomic.h b/sys/arch/mvme68k/include/atomic.h new file mode 100644 index 00000000000..8fb790d5142 --- /dev/null +++ b/sys/arch/mvme68k/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __MVME68K_ATOMIC_H__ +#define __MVME68K_ATOMIC_H__ + +#include <m68k/atomic.h> + +#endif diff --git a/sys/arch/mvme88k/include/atomic.h b/sys/arch/mvme88k/include/atomic.h new file mode 100644 index 00000000000..4ea3bbbe3a6 --- /dev/null +++ b/sys/arch/mvme88k/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __MVME88K_ATOMIC_H__ +#define __MVME88K_ATOMIC_H__ + +#include <m88k/atomic.h> + +#endif diff --git a/sys/arch/mvmeppc/include/atomic.h b/sys/arch/mvmeppc/include/atomic.h new file mode 100644 index 00000000000..26253aec0d3 --- /dev/null +++ b/sys/arch/mvmeppc/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __MVMEPPC_ATOMIC_H__ +#define __MVMEPPC_ATOMIC_H__ + +#include <powerpc/atomic.h> + +#endif diff --git a/sys/arch/powerpc/include/atomic.h b/sys/arch/powerpc/include/atomic.h new file mode 100644 index 00000000000..b502bc61d1e --- /dev/null +++ b/sys/arch/powerpc/include/atomic.h @@ -0,0 +1,20 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ + +#ifndef __POWERPC_ATOMIC_H__ +#define __POWERPC_ATOMIC_H__ + +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + +#endif diff --git a/sys/arch/sgi/include/atomic.h b/sys/arch/sgi/include/atomic.h new file mode 100644 index 00000000000..b2c6df33bba --- /dev/null +++ b/sys/arch/sgi/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __SGI_ATOMIC_H__ +#define __SGI_ATOMIC_H__ + +#include <mips64/atomic.h> + +#endif diff --git a/sys/arch/sh/include/atomic.h b/sys/arch/sh/include/atomic.h new file mode 100644 index 00000000000..7b9b8aed390 --- /dev/null +++ b/sys/arch/sh/include/atomic.h @@ -0,0 +1,20 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ + +#ifndef __SH_ATOMIC_H__ +#define __SH_ATOMIC_H__ + +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + +#endif diff --git a/sys/arch/solbourne/include/atomic.h b/sys/arch/solbourne/include/atomic.h new file mode 100644 index 00000000000..38b96a2ad37 --- /dev/null +++ b/sys/arch/solbourne/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __SOLBOURNE_ATOMIC_H__ +#define __SOLBOURNE_ATOMIC_H__ + +#include <sparc/atomic.h> + +#endif diff --git a/sys/arch/sparc/include/atomic.h b/sys/arch/sparc/include/atomic.h new file mode 100644 index 00000000000..9f4e454b806 --- /dev/null +++ b/sys/arch/sparc/include/atomic.h @@ -0,0 +1,20 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ + +#ifndef __SPARC_ATOMIC_H__ +#define __SPARC_ATOMIC_H__ + +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + +#endif diff --git a/sys/arch/sparc64/include/atomic.h b/sys/arch/sparc64/include/atomic.h new file mode 100644 index 00000000000..4e1d5e949ce --- /dev/null +++ b/sys/arch/sparc64/include/atomic.h @@ -0,0 +1,20 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ + +#ifndef __SPARC64_ATOMIC_H__ +#define __SPARC64_ATOMIC_H__ + +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + +#endif diff --git a/sys/arch/vax/include/atomic.h b/sys/arch/vax/include/atomic.h new file mode 100644 index 00000000000..b5c4f8d98a7 --- /dev/null +++ b/sys/arch/vax/include/atomic.h @@ -0,0 +1,20 @@ +/* $OpenBSD: atomic.h,v 1.1 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ + +#ifndef __VAX_ATOMIC_H__ +#define __VAX_ATOMIC_H__ + +static __inline void +atomic_setbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip |= v; +} + +static __inline void +atomic_clearbits_int(__volatile unsigned int *uip, unsigned int v) +{ + *uip &= ~v; +} + +#endif diff --git a/sys/arch/zaurus/include/atomic.h b/sys/arch/zaurus/include/atomic.h new file mode 100644 index 00000000000..72a3eb8249e --- /dev/null +++ b/sys/arch/zaurus/include/atomic.h @@ -0,0 +1,9 @@ +/* $OpenBSD: atomic.h,v 1.3 2007/02/06 17:13:33 art Exp $ */ + +/* Public Domain */ +#ifndef __ZAURUS_ATOMIC_H__ +#define __ZAURUS_ATOMIC_H__ + +#include <arm/atomic.h> + +#endif |