pcb.h revision 1.1.6.2
1 1.1.6.2 simonb /* $NetBSD: pcb.h,v 1.1.6.2 2006/04/22 11:37:36 simonb Exp $ */ 2 1.1.6.2 simonb 3 1.1.6.2 simonb /*- 4 1.1.6.2 simonb * Copyright (c) 2003,2004 Marcel Moolenaar 5 1.1.6.2 simonb * Copyright (c) 2000 Doug Rabson 6 1.1.6.2 simonb * All rights reserved. 7 1.1.6.2 simonb * 8 1.1.6.2 simonb * Redistribution and use in source and binary forms, with or without 9 1.1.6.2 simonb * modification, are permitted provided that the following conditions 10 1.1.6.2 simonb * are met: 11 1.1.6.2 simonb * 1. Redistributions of source code must retain the above copyright 12 1.1.6.2 simonb * notice, this list of conditions and the following disclaimer. 13 1.1.6.2 simonb * 2. Redistributions in binary form must reproduce the above copyright 14 1.1.6.2 simonb * notice, this list of conditions and the following disclaimer in the 15 1.1.6.2 simonb * documentation and/or other materials provided with the distribution. 16 1.1.6.2 simonb * 17 1.1.6.2 simonb * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 1.1.6.2 simonb * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 1.1.6.2 simonb * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 1.1.6.2 simonb * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 1.1.6.2 simonb * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 1.1.6.2 simonb * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 1.1.6.2 simonb * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 1.1.6.2 simonb * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 1.1.6.2 simonb * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 1.1.6.2 simonb * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 1.1.6.2 simonb * SUCH DAMAGE. 28 1.1.6.2 simonb * 29 1.1.6.2 simonb * $FreeBSD: src/sys/ia64/include/pcb.h,v 1.16 2004/08/16 19:05:08 marcel Exp $ 30 1.1.6.2 simonb */ 31 1.1.6.2 simonb 32 1.1.6.2 simonb #ifndef _IA64_PCB_H_ 33 1.1.6.2 simonb #define _IA64_PCB_H_ 34 1.1.6.2 simonb 35 1.1.6.2 simonb #include <machine/_regset.h> 36 1.1.6.2 simonb #include <sys/lock.h> 37 1.1.6.2 simonb 38 1.1.6.2 simonb /* 39 1.1.6.2 simonb * PCB: process control block 40 1.1.6.2 simonb */ 41 1.1.6.2 simonb struct pmap; 42 1.1.6.2 simonb struct pcb { 43 1.1.6.2 simonb struct _special pcb_special; 44 1.1.6.2 simonb struct _callee_saved pcb_preserved; 45 1.1.6.2 simonb struct _callee_saved_fp pcb_preserved_fp; 46 1.1.6.2 simonb struct _high_fp pcb_high_fp; 47 1.1.6.2 simonb struct pcpu *pcb_fpcpu; 48 1.1.6.2 simonb struct simplelock pcb_fpcpu_slock; 49 1.1.6.2 simonb 50 1.1.6.2 simonb 51 1.1.6.2 simonb /* IA32 specific registers. */ 52 1.1.6.2 simonb uint64_t pcb_ia32_cflg; 53 1.1.6.2 simonb uint64_t pcb_ia32_eflag; 54 1.1.6.2 simonb uint64_t pcb_ia32_fcr; 55 1.1.6.2 simonb uint64_t pcb_ia32_fdr; 56 1.1.6.2 simonb uint64_t pcb_ia32_fir; 57 1.1.6.2 simonb uint64_t pcb_ia32_fsr; 58 1.1.6.2 simonb 59 1.1.6.2 simonb uint64_t pcb_onfault; /* for copy faults */ 60 1.1.6.2 simonb // struct pmap *pcb_current_pmap; 61 1.1.6.2 simonb }; 62 1.1.6.2 simonb 63 1.1.6.2 simonb #ifdef _KERNEL 64 1.1.6.2 simonb 65 1.1.6.2 simonb #define savectx(p) swapctx(p, NULL) 66 1.1.6.2 simonb 67 1.1.6.2 simonb struct trapframe; 68 1.1.6.2 simonb 69 1.1.6.2 simonb void makectx(struct trapframe *, struct pcb *); 70 1.1.6.2 simonb /*void restorectx(struct pcb *) __dead2;*/ 71 1.1.6.2 simonb int swapctx(struct pcb *old, struct pcb *new); 72 1.1.6.2 simonb 73 1.1.6.2 simonb void ia32_restorectx(struct pcb *); 74 1.1.6.2 simonb void ia32_savectx(struct pcb *); 75 1.1.6.2 simonb 76 1.1.6.2 simonb #endif 77 1.1.6.2 simonb 78 1.1.6.2 simonb #endif /* _IA64_PCB_H_ */ 79
Indexes created Wed Oct 22 13:09:56 GMT 2025