158 lines
4.2 KiB
C
158 lines
4.2 KiB
C
/*
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* Copyright (c) 1988 University of Utah.
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* Copyright (c) 1982, 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: Utah Hdr: frame.h 1.1 90/07/09
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* from: @(#)frame.h 7.2 (Berkeley) 11/2/90
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* $Id: frame.h,v 1.2 1993/08/01 19:23:33 mycroft Exp $
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*/
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struct frame {
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int f_regs[16];
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short f_stackadj;
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u_short f_sr;
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u_int f_pc;
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u_short f_format:4,
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f_vector:12;
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union F_u {
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struct fmt2 {
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u_int f_iaddr;
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} F_fmt2;
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struct fmt9 {
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u_int f_iaddr;
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u_short f_iregs[4];
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} F_fmt9;
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struct fmtA {
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u_short f_ir0;
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u_short f_ssw;
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u_short f_ipsc;
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u_short f_ipsb;
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u_int f_dcfa;
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u_short f_ir1, f_ir2;
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u_int f_dob;
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u_short f_ir3, f_ir4;
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} F_fmtA;
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struct fmtB {
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u_short f_ir0;
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u_short f_ssw;
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u_short f_ipsc;
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u_short f_ipsb;
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u_int f_dcfa;
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u_short f_ir1, f_ir2;
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u_int f_dob;
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u_short f_ir3, f_ir4;
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u_short f_ir5, f_ir6;
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u_int f_sba;
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u_short f_ir7, f_ir8;
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u_int f_dib;
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u_short f_iregs[22];
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} F_fmtB;
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} F_u;
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};
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#define f_fmt2 F_u.F_fmt2
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#define f_fmtA F_u.F_fmtA
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#define f_fmtB F_u.F_fmtB
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/* common frame size */
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#define CFSIZE (sizeof(struct frame) - sizeof(union F_u))
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#define NFMTSIZE 8
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#define FMT0 0x0
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#define FMT1 0x1
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#define FMT2 0x2
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#define FMT9 0x9
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#define FMTA 0xA
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#define FMTB 0xB
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/* frame specific info sizes */
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#define FMT0SIZE 0
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#define FMT1SIZE 0
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#define FMT2SIZE sizeof(struct fmt2)
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#define FMT9SIZE sizeof(struct fmt9)
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#define FMTASIZE sizeof(struct fmtA)
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#define FMTBSIZE sizeof(struct fmtB)
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#define V_BUSERR 0x008
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#define V_ADDRERR 0x00C
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#define V_TRAP1 0x084
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#define SSW_RC 0x2000
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#define SSW_RB 0x1000
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#define SSW_DF 0x0100
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#define SSW_RM 0x0080
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#define SSW_RW 0x0040
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#define SSW_FCMASK 0x0007
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struct fpframe {
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union FPF_u1 {
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u_int FPF_null;
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struct {
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u_char FPF_version;
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u_char FPF_fsize;
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u_short FPF_res1;
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} FPF_nonnull;
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} FPF_u1;
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union FPF_u2 {
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struct fpidle {
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u_short fpf_ccr;
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u_short fpf_res2;
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u_int fpf_iregs1[8];
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u_int fpf_xops[3];
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u_int fpf_opreg;
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u_int fpf_biu;
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} FPF_idle;
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struct fpbusy {
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u_int fpf_iregs[53];
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} FPF_busy;
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} FPF_u2;
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u_int fpf_regs[8*3];
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u_int fpf_fpcr;
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u_int fpf_fpsr;
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u_int fpf_fpiar;
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};
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#define fpf_null FPF_u1.FPF_null
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#define fpf_version FPF_u1.FPF_nonnull.FPF_version
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#define fpf_fsize FPF_u1.FPF_nonnull.FPF_fsize
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#define fpf_res1 FPF_u1.FPF_nonnull.FPF_res1
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#define fpf_idle FPF_u2.FPF_idle
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#define fpf_busy FPF_u2.FPF_busy
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