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1.1 root 1: /*
2: * Copyright (c) 1988 University of Utah.
3: * Copyright (c) 1982, 1990 The Regents of the University of California.
4: * All rights reserved.
5: *
6: * This code is derived from software contributed to Berkeley by
7: * the Systems Programming Group of the University of Utah Computer
8: * Science Department.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
18: * 3. All advertising materials mentioning features or use of this software
19: * must display the following acknowledgement:
20: * This product includes software developed by the University of
21: * California, Berkeley and its contributors.
22: * 4. Neither the name of the University nor the names of its contributors
23: * may be used to endorse or promote products derived from this software
24: * without specific prior written permission.
25: *
26: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36: * SUCH DAMAGE.
37: *
38: * from: Utah $Hdr: frame.h 1.1 90/07/09$
39: *
40: * @(#)frame.h 7.2 (Berkeley) 11/2/90
41: */
42:
43: struct frame {
44: int f_regs[16];
45: short f_stackadj;
46: u_short f_sr;
47: u_int f_pc;
48: u_short f_format:4,
49: f_vector:12;
50: union F_u {
51: struct fmt2 {
52: u_int f_iaddr;
53: } F_fmt2;
54:
55: struct fmt9 {
56: u_int f_iaddr;
57: u_short f_iregs[4];
58: } F_fmt9;
59:
60: struct fmtA {
61: u_short f_ir0;
62: u_short f_ssw;
63: u_short f_ipsc;
64: u_short f_ipsb;
65: u_int f_dcfa;
66: u_short f_ir1, f_ir2;
67: u_int f_dob;
68: u_short f_ir3, f_ir4;
69: } F_fmtA;
70:
71: struct fmtB {
72: u_short f_ir0;
73: u_short f_ssw;
74: u_short f_ipsc;
75: u_short f_ipsb;
76: u_int f_dcfa;
77: u_short f_ir1, f_ir2;
78: u_int f_dob;
79: u_short f_ir3, f_ir4;
80: u_short f_ir5, f_ir6;
81: u_int f_sba;
82: u_short f_ir7, f_ir8;
83: u_int f_dib;
84: u_short f_iregs[22];
85: } F_fmtB;
86: } F_u;
87: };
88:
89: #define f_fmt2 F_u.F_fmt2
90: #define f_fmtA F_u.F_fmtA
91: #define f_fmtB F_u.F_fmtB
92:
93: /* common frame size */
94: #define CFSIZE (sizeof(struct frame) - sizeof(union F_u))
95: #define NFMTSIZE 8
96:
97: #define FMT0 0x0
98: #define FMT1 0x1
99: #define FMT2 0x2
100: #define FMT9 0x9
101: #define FMTA 0xA
102: #define FMTB 0xB
103:
104: /* frame specific info sizes */
105: #define FMT0SIZE 0
106: #define FMT1SIZE 0
107: #define FMT2SIZE sizeof(struct fmt2)
108: #define FMT9SIZE sizeof(struct fmt9)
109: #define FMTASIZE sizeof(struct fmtA)
110: #define FMTBSIZE sizeof(struct fmtB)
111:
112: #define V_BUSERR 0x008
113: #define V_ADDRERR 0x00C
114: #define V_TRAP1 0x084
115:
116: #define SSW_RC 0x2000
117: #define SSW_RB 0x1000
118: #define SSW_DF 0x0100
119: #define SSW_RM 0x0080
120: #define SSW_RW 0x0040
121: #define SSW_FCMASK 0x0007
122:
123: struct fpframe {
124: union FPF_u1 {
125: u_int FPF_null;
126: struct {
127: u_char FPF_version;
128: u_char FPF_fsize;
129: u_short FPF_res1;
130: } FPF_nonnull;
131: } FPF_u1;
132: union FPF_u2 {
133: struct fpidle {
134: u_short fpf_ccr;
135: u_short fpf_res2;
136: u_int fpf_iregs1[8];
137: u_int fpf_xops[3];
138: u_int fpf_opreg;
139: u_int fpf_biu;
140: } FPF_idle;
141:
142: struct fpbusy {
143: u_int fpf_iregs[53];
144: } FPF_busy;
145: } FPF_u2;
146: u_int fpf_regs[8*3];
147: u_int fpf_fpcr;
148: u_int fpf_fpsr;
149: u_int fpf_fpiar;
150: };
151:
152: #define fpf_null FPF_u1.FPF_null
153: #define fpf_version FPF_u1.FPF_nonnull.FPF_version
154: #define fpf_fsize FPF_u1.FPF_nonnull.FPF_fsize
155: #define fpf_res1 FPF_u1.FPF_nonnull.FPF_res1
156: #define fpf_idle FPF_u2.FPF_idle
157: #define fpf_busy FPF_u2.FPF_busy
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