xref: /original-bsd/old/adb/adb.vax/rodata.c (revision 7bad34b3)
1 /*-
2  * Copyright (c) 1991 The Regents of the University of California.
3  * All rights reserved.
4  *
5  * %sccs.include.proprietary.c%
6  */
7 
8 #ifndef lint
9 static char sccsid[] = "@(#)rodata.c	5.2 (Berkeley) 04/04/91";
10 #endif /* not lint */
11 
12 /*
13  * adb - machine dependent read-only data
14  */
15 
16 #include "defs.h"
17 #include <machine/reg.h>
18 
19 #define	N(arr)	(sizeof(arr) / sizeof(arr[0]))
20 
21 /*
22  * Registers.  The offset value is an offset from u.u_ar0 if negative,
23  * or if positive, is an offset into the pcb in u.u_pcb.  PCC will not
24  * let us scale the pcb offsets (grr) so instead we scale the ar0 offsets.
25  *
26  * The `address in pcb' is in the local copy of the kernel pcb, for use
27  * with kernel dumps.
28  *
29  * The registers are printed in the order they are listed here.
30  */
31 extern struct pcb pcb;
32 #define	pcboff(field)	(int)&((struct pcb *)0)->field
33 #define	ar0off(off)	off * 4
34 struct reglist reglist[] = {
35 	/* name		offset			address in pcb */
36 	{ "p1lr",	pcboff(pcb_p1lr),	&pcb.pcb_p1lr },
37 	{ "p1br",	pcboff(pcb_p1br),	(int *)&pcb.pcb_p1br },
38 	{ "p0lr",	pcboff(pcb_p0lr),	&pcb.pcb_p0lr },
39 	{ "p0br",	pcboff(pcb_p0br),	(int *)&pcb.pcb_p0br },
40 	{ "ksp",	pcboff(pcb_ksp),	&pcb.pcb_ksp },
41 	{ "esp",	pcboff(pcb_esp),	&pcb.pcb_esp },
42 	{ "ssp",	pcboff(pcb_ssp),	&pcb.pcb_ssp },
43 	{ "psl",	ar0off(PS),		&pcb.pcb_psl },
44 	{ "pc",		ar0off(PC),		&pcb.pcb_pc },
45 	{ "usp",	ar0off(SP),		&pcb.pcb_usp },
46 	{ "fp",		ar0off(FP),		&pcb.pcb_fp },
47 	{ "ap",		ar0off(AP),		&pcb.pcb_ap },
48 	{ "r11",	ar0off(R11),		&pcb.pcb_r11 },
49 	{ "r10",	ar0off(R10),		&pcb.pcb_r10 },
50 	{ "r9",		ar0off(R9),		&pcb.pcb_r9 },
51 	{ "r8",		ar0off(R8),		&pcb.pcb_r8 },
52 	{ "r7",		ar0off(R7),		&pcb.pcb_r7 },
53 	{ "r6",		ar0off(R6),		&pcb.pcb_r6 },
54 	{ "r5",		ar0off(R5),		&pcb.pcb_r5 },
55 	{ "r4",		ar0off(R4),		&pcb.pcb_r4 },
56 	{ "r3",		ar0off(R3),		&pcb.pcb_r3 },
57 	{ "r2",		ar0off(R2),		&pcb.pcb_r2 },
58 	{ "r1",		ar0off(R1),		&pcb.pcb_r1 },
59 	{ "r0",		ar0off(R0),		&pcb.pcb_r0 },
60 	0
61 };
62 
63 /* names for codes for illegal instruction */
64 char	*illinames[] = {
65 	" (reserved addressing fault)",
66 	" (priviliged instruction fault)",
67 	" (reserved operand fault)"
68 };
69 int	nillinames = N(illinames);
70 
71 /* names for codes for floating point exception */
72 char	*fpenames[] = {
73 	"",
74 	" (integer overflow trap)",
75 	" (integer divide by zero trap)",
76 	" (floating overflow trap)",
77 	" (floating/decimal divide by zero trap)",
78 	" (floating underflow trap)",
79 	" (decimal overflow trap)",
80 	" (subscript out of range trap)",
81 	" (floating overflow fault)",
82 	" (floating divide by zero fault)",
83 	" (floating underflow fault)",
84 };
85 int	nfpenames = N(fpenames);
86