projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 6f7a3ac3 KB |
1 | /*- |
| 2 | * Copyright (c) 1991 The Regents of the University of California. | |
| 3 | * All rights reserved. | |
| 4 | * | |
| ad787160 C |
5 | * This module is believed to contain source code proprietary to AT&T. |
| 6 | * Use and redistribution is subject to the Berkeley Software License | |
| 7 | * Agreement and your Software Agreement with AT&T (Western Electric). | |
| 6f7a3ac3 KB |
8 | */ |
| 9 | ||
| f582ecdc | 10 | #ifndef lint |
| ad787160 | 11 | static char sccsid[] = "@(#)rodata.c 5.2 (Berkeley) 4/4/91"; |
| 6f7a3ac3 | 12 | #endif /* not lint */ |
| f582ecdc KB |
13 | |
| 14 | /* | |
| 15 | * adb - machine dependent read-only data | |
| 16 | */ | |
| 17 | ||
| 18 | #include "defs.h" | |
| 19 | #include <machine/reg.h> | |
| 20 | ||
| 21 | #define N(arr) (sizeof(arr) / sizeof(arr[0])) | |
| 22 | ||
| 23 | /* | |
| 24 | * Registers. The offset value is an offset from u.u_ar0 if negative, | |
| 25 | * or if positive, is an offset into the pcb in u.u_pcb. PCC will not | |
| 26 | * let us scale the pcb offsets (grr) so instead we scale the ar0 offsets. | |
| 27 | * The `address in pcb' is in the local copy of the kernel pcb, for use | |
| 28 | * with kernel dumps. | |
| 29 | * | |
| 30 | * The registers are printed in the order they are listed here. | |
| 31 | */ | |
| 32 | extern struct pcb pcb; | |
| 33 | #define pcboff(field) (int)&((struct pcb *)0)->field | |
| 34 | #define ar0off(off) off * 4 | |
| 35 | struct reglist reglist[] = { | |
| 36 | /* name offset address in pcb */ | |
| 37 | { "p2lr", pcboff(pcb_p2lr), &pcb.pcb_p2lr }, | |
| 38 | { "p2br", pcboff(pcb_p2br), (int *)&pcb.pcb_p2br }, | |
| 39 | { "p0lr", pcboff(pcb_p0lr), &pcb.pcb_p0lr }, | |
| 40 | { "p0br", pcboff(pcb_p0br), (int *)&pcb.pcb_p0br }, | |
| 41 | { "ksp", pcboff(pcb_ksp), &pcb.pcb_ksp }, | |
| 42 | #define HFS -8 /* should be in <tahoe/reg.h>! */ | |
| 43 | { "hfs", ar0off(HFS), &pcb.pcb_hfs }, | |
| 44 | { "psl", ar0off(PS), &pcb.pcb_psl }, | |
| 45 | { "pc", ar0off(PC), &pcb.pcb_pc }, | |
| 46 | { "ach", ar0off(RACH), &pcb.pcb_ach }, | |
| 47 | { "acl", ar0off(RACL), &pcb.pcb_acl }, | |
| 48 | { "usp", ar0off(SP), &pcb.pcb_usp }, | |
| 49 | { "fp", ar0off(FP), &pcb.pcb_fp }, | |
| 50 | { "r12", ar0off(R12), &pcb.pcb_r12 }, | |
| 51 | { "r11", ar0off(R11), &pcb.pcb_r11 }, | |
| 52 | { "r10", ar0off(R10), &pcb.pcb_r10 }, | |
| 53 | { "r9", ar0off(R9), &pcb.pcb_r9 }, | |
| 54 | { "r8", ar0off(R8), &pcb.pcb_r8 }, | |
| 55 | { "r7", ar0off(R7), &pcb.pcb_r7 }, | |
| 56 | { "r6", ar0off(R6), &pcb.pcb_r6 }, | |
| 57 | { "r5", ar0off(R5), &pcb.pcb_r5 }, | |
| 58 | { "r4", ar0off(R4), &pcb.pcb_r4 }, | |
| 59 | { "r3", ar0off(R3), &pcb.pcb_r3 }, | |
| 60 | { "r2", ar0off(R2), &pcb.pcb_r2 }, | |
| 61 | { "r1", ar0off(R1), &pcb.pcb_r1 }, | |
| 62 | { "r0", ar0off(R0), &pcb.pcb_r0 }, | |
| 63 | 0 | |
| 64 | }; | |
| 65 | ||
| 66 | /* names for codes for illegal instruction */ | |
| 67 | char *illinames[] = { | |
| 68 | " (reserved addressing fault)", | |
| 69 | " (priviliged instruction fault)", | |
| 70 | " (reserved operand fault)" | |
| 71 | }; | |
| 72 | int nillinames = N(illinames); | |
| 73 | ||
| 74 | /* names for codes for floating point exception */ | |
| 75 | char *fpenames[] = { | |
| 76 | "", | |
| 77 | " (integer overflow trap)", | |
| 78 | " (integer divide by zero trap)", | |
| 79 | /* not valid | |
| 80 | " (floating overflow trap)", | |
| 81 | " (floating/decimal divide by zero trap)", | |
| 82 | " (floating underflow trap)", | |
| 83 | " (decimal overflow trap)", | |
| 84 | " (subscript out of range trap)", | |
| 85 | " (floating overflow fault)", | |
| 86 | " (floating divide by zero fault)", | |
| 87 | " (floating underflow fault)", | |
| 88 | */ | |
| 89 | }; | |
| 90 | int nfpenames = N(fpenames); |