| cpufunc.h (92861) | cpufunc.h (93264) |
|---|---|
| 1/*- 2 * Copyright (c) 2001 Jake Burkholder. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * | 1/*- 2 * Copyright (c) 2001 Jake Burkholder. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * |
| 26 * $FreeBSD: head/sys/sparc64/include/cpufunc.h 92861 2002-03-21 06:21:32Z imp $ | 26 * $FreeBSD: head/sys/sparc64/include/cpufunc.h 93264 2002-03-27 05:39:23Z dillon $ |
| 27 */ 28 29#ifndef _MACHINE_CPUFUNC_H_ 30#define _MACHINE_CPUFUNC_H_ 31 32#include <machine/asi.h> 33#include <machine/pstate.h> 34 | 27 */ 28 29#ifndef _MACHINE_CPUFUNC_H_ 30#define _MACHINE_CPUFUNC_H_ 31 32#include <machine/asi.h> 33#include <machine/pstate.h> 34 |
| 35struct thread; 36 |
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| 35/* 36 * membar operand macros for use in other macros when # is a special 37 * character. Keep these in sync with what the hardware expects. 38 */ 39#define C_Lookaside (0) 40#define C_MemIssue (1) 41#define C_Sync (2) 42#define M_LoadLoad (0) --- 112 unchanged lines hidden (view full) --- 155 __pr; \ 156}) 157 158#define wrpr(name, val, xor) do { \ 159 __asm __volatile("wrpr %0, %1, %%" #name \ 160 : : "r" (val), "rI" (xor)); \ 161} while (0) 162 | 37/* 38 * membar operand macros for use in other macros when # is a special 39 * character. Keep these in sync with what the hardware expects. 40 */ 41#define C_Lookaside (0) 42#define C_MemIssue (1) 43#define C_Sync (2) 44#define M_LoadLoad (0) --- 112 unchanged lines hidden (view full) --- 157 __pr; \ 158}) 159 160#define wrpr(name, val, xor) do { \ 161 __asm __volatile("wrpr %0, %1, %%" #name \ 162 : : "r" (val), "rI" (xor)); \ 163} while (0) 164 |
| 163#define CRITICAL_FORK (0) 164 | |
| 165static __inline void 166breakpoint(void) 167{ 168 __asm __volatile("ta %%xcc, 1" : :); 169} 170 | 165static __inline void 166breakpoint(void) 167{ 168 __asm __volatile("ta %%xcc, 1" : :); 169} 170 |
| 171static __inline critical_t 172cpu_critical_enter(void) 173{ 174 critical_t pil; 175 176 pil = rdpr(pil); 177 wrpr(pil, 0, 14); 178 return (pil); 179} 180 181static __inline void 182cpu_critical_exit(critical_t pil) 183{ 184 wrpr(pil, pil, 0); 185} 186 | |
| 187static __inline register_t 188intr_disable(void) 189{ 190 u_long s; 191 192 s = rdpr(pstate); 193 wrpr(pstate, s & ~PSTATE_IE, 0); 194 return (s); --- 40 unchanged lines hidden (view full) --- 235 : "=r" (result), "=r" (neg), "=r" (tmp) : "r" (mask)); 236 return (result); 237} 238#endif 239 240#undef LDNC_GEN 241#undef STNC_GEN 242 | 171static __inline register_t 172intr_disable(void) 173{ 174 u_long s; 175 176 s = rdpr(pstate); 177 wrpr(pstate, s & ~PSTATE_IE, 0); 178 return (s); --- 40 unchanged lines hidden (view full) --- 219 : "=r" (result), "=r" (neg), "=r" (tmp) : "r" (mask)); 220 return (result); 221} 222#endif 223 224#undef LDNC_GEN 225#undef STNC_GEN 226 |
| 227void cpu_critical_enter(void); 228void cpu_critical_exit(void); 229void cpu_critical_fork_exit(void); 230void cpu_thread_link(struct thread *td); 231 |
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| 243#endif /* !_MACHINE_CPUFUNC_H_ */ | 232#endif /* !_MACHINE_CPUFUNC_H_ */ |