1 /* $NetBSD: pcb.h,v 1.10 2011/02/08 20:20:16 rmind Exp $ */ 2 3 /* 4 * Copyright (c) 1988 University of Utah. 5 * Copyright (c) 1982, 1986, 1990, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * the Systems Programming Group of the University of Utah Computer 10 * Science Department. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: Utah $Hdr: pcb.h 1.14 91/03/25$ 37 * 38 * @(#)pcb.h 8.1 (Berkeley) 6/10/93 39 */ 40 41 #ifndef _M68K_PCB_H_ 42 #define _M68K_PCB_H_ 43 44 #include <machine/frame.h> 45 #include <machine/reg.h> 46 47 /* 48 * m68k process control block 49 */ 50 struct pcb { 51 short pcb_flags; /* misc. process flags */ 52 short pcb_ps; /* processor status word */ 53 int __pcb_spare0; 54 int pcb_usp; /* user stack pointer */ 55 int pcb_regs[12]; /* D2-D7, A2-A7 */ 56 void * pcb_onfault; /* for copyin/out faults */ 57 struct fpframe pcb_fpregs; /* 68881/2 context save area */ 58 }; 59 60 /* Positions within pcb_regs[] of A6 and A7 (FP and SP). For m68k DDB. */ 61 #define PCB_REGS_FP 10 62 #define PCB_REGS_SP 11 63 64 /* 65 * The pcb is augmented with machine-dependent additional data for 66 * core dumps. For the hp300, this includes an HP-UX exec header 67 * which is dumped for HP-UX processes. 68 */ 69 struct md_coredump { 70 int md_exec[16]; /* exec structure for HP-UX core dumps */ 71 }; 72 73 extern struct pcb *curpcb; 74 75 #endif /* _M68K_PCB_H_ */ 76