Remove now unnecessary messing with PCI command register.
[dragonfly.git] / sys / ddb / db_ps.c
CommitLineData
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1/*-
2 * Copyright (c) 1993 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * $FreeBSD: src/sys/ddb/db_ps.c,v 1.20 1999/08/28 00:41:09 peter Exp $
e93c7fb5 34 * $DragonFly: src/sys/ddb/db_ps.c,v 1.13 2005/04/25 22:26:22 dillon Exp $
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35 */
36#include <sys/param.h>
37#include <sys/systm.h>
38#include <sys/proc.h>
39#include <sys/cons.h>
40
41#include <ddb/ddb.h>
42
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43static void db_dump_td_tokens(thread_t td);
44
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45void
46db_ps(dummy1, dummy2, dummy3, dummy4)
47 db_expr_t dummy1;
48 boolean_t dummy2;
49 db_expr_t dummy3;
50 char * dummy4;
51{
52 int np;
96728c05 53 int cpuidx;
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54 int nl = 0;
55 volatile struct proc *p, *pp;
56
57 np = nprocs;
58
59 if (allproc.lh_first != NULL)
60 p = allproc.lh_first;
61 else
62 p = &proc0;
63
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64 if (db_more(&nl) < 0)
65 return;
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66 db_printf(" pid proc addr uid ppid pgrp flag stat wmesg wchan cmd\n");
67 while (--np >= 0) {
68 /*
69 * XXX just take 20 for now...
70 */
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71 if (db_more(&nl) < 0)
72 return;
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73 if (p == NULL) {
74 printf("oops, ran out of processes early!\n");
75 break;
76 }
77 pp = p->p_pptr;
78 if (pp == NULL)
79 pp = p;
80
81 db_printf("%5d %8p %8p %4d %5d %5d %06x %d",
b7c628e4 82 p->p_pid, (volatile void *)p, (void *)p->p_thread->td_pcb,
41c20dac 83 p->p_ucred ? p->p_ucred->cr_ruid : 0, pp->p_pid,
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84 p->p_pgrp ? p->p_pgrp->pg_id : 0, p->p_flag, p->p_stat);
85 if (p->p_wchan) {
86 db_printf(" %6s %8p", p->p_wmesg, (void *)p->p_wchan);
87 } else {
88 db_printf(" ");
89 }
90 db_printf(" %s\n", p->p_comm ? p->p_comm : "");
41a01a4d 91 db_dump_td_tokens(p->p_thread);
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92
93 p = p->p_list.le_next;
94 if (p == NULL && np > 0)
95 p = zombproc.lh_first;
96 }
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97
98 /*
99 * Dump running threads
100 */
96728c05 101 for (cpuidx = 0; cpuidx < ncpus; ++cpuidx) {
96728c05 102 struct globaldata *gd = &CPU_prvspace[cpuidx].mdglobaldata.mi;
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103 thread_t td;
104 int j;
96728c05 105
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106 if (db_more(&nl) < 0)
107 return;
235957ed 108 db_printf("cpu %d tdrunqmask %08x curthread %p reqflags %04x\n",
a2a5ad0d 109 gd->gd_cpuid, gd->gd_runqmask,
235957ed 110 gd->gd_curthread, gd->gd_reqflags);
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111 db_printf(" uschedcp %p (%d) upri %d\n",
112 gd->gd_uschedcp,
113 (gd->gd_uschedcp ? gd->gd_uschedcp->p_pid : -1),
114 gd->gd_upri);
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115 if (gd->gd_curthread && gd->gd_curthread->td_preempted) {
116 db_printf(" PREEMPTING THREAD %p\n",
117 gd->gd_curthread->td_preempted);
118 }
79bfc874 119
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120 if (gd->gd_tokreqbase) {
121 lwkt_tokref_t ref;
122
123 if (db_more(&nl) < 0)
124 return;
125 db_printf(" tokenrequests:");
126 for (ref = gd->gd_tokreqbase; ref; ref = ref->tr_next) {
127 db_printf(" [r=%p,t=%p]", ref, ref->tr_tok);
128 }
129 db_printf("\n");
130 }
131 if (db_more(&nl) < 0)
132 return;
133 db_printf(" INCOMMING IPIQS:");
134 for (j = 0; j < ncpus; ++j) {
135 lwkt_ipiq_t ip = globaldata_find(j)->gd_ipiq;
136 if (ip != NULL) {
137 ip = &ip[cpuidx];
138 if (ip->ip_windex != ip->ip_rindex)
139 db_printf(" cpu%d:%d", j, ip->ip_windex - ip->ip_rindex);
140 }
141 }
142 db_printf("\n");
143
144 if (db_more(&nl) < 0)
145 return;
e93c7fb5 146 db_printf(" tdq thread pid flags pri/cs/mp sp wmesg comm\n");
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147 for (np = 0; np < 32; ++np) {
148 TAILQ_FOREACH(td, &gd->gd_tdrunq[np], td_threadq) {
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149 if (db_more(&nl) < 0)
150 return;
e93c7fb5 151 db_printf(" %3d %p %3d %08x %2d/%02d/%02d %p %8.8s %s\n",
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152 np, td,
153 (td->td_proc ? td->td_proc->p_pid : -1),
e93c7fb5 154 td->td_flags,
96728c05 155 td->td_pri & TDPRI_MASK,
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156 td->td_pri / TDPRI_CRIT,
157#ifdef SMP
158 td->td_mpcount,
159#else
160 0,
161#endif
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162 td->td_sp,
163 td->td_wmesg ? td->td_wmesg : "-",
164 td->td_proc ? td->td_proc->p_comm : td->td_comm);
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165 if (td->td_preempted)
166 db_printf(" PREEMPTING THREAD %p\n", td->td_preempted);
41a01a4d 167 db_dump_td_tokens(td);
26a0694b 168 }
96728c05 169 }
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170 if (db_more(&nl) < 0)
171 return;
96728c05 172 db_printf("\n");
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173 if (db_more(&nl) < 0)
174 return;
e93c7fb5 175 db_printf(" tdq thread pid flags pri/cs/mp sp wmesg comm\n");
96728c05 176 TAILQ_FOREACH(td, &gd->gd_tdallq, td_allq) {
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177 if (db_more(&nl) < 0)
178 return;
e93c7fb5 179 db_printf(" %3d %p %3d %08x %2d/%02d/%02d %p %8.8s %s\n",
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180 np, td,
181 (td->td_proc ? td->td_proc->p_pid : -1),
e93c7fb5 182 td->td_flags,
96728c05 183 td->td_pri & TDPRI_MASK,
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184 td->td_pri / TDPRI_CRIT,
185#ifdef SMP
186 td->td_mpcount,
187#else
188 0,
189#endif
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190 td->td_sp,
191 td->td_wmesg ? td->td_wmesg : "-",
192 td->td_proc ? td->td_proc->p_comm : td->td_comm);
41a01a4d 193 db_dump_td_tokens(td);
96728c05 194 }
26a0694b 195 }
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196 if (db_more(&nl) < 0)
197 return;
79bfc874 198 db_printf("CURCPU %d CURTHREAD %p (%d) USCHEDCP %p (%d) UPRI %d\n",
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199 mycpu->gd_cpuid,
200 curthread,
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201 (curthread->td_proc ? curthread->td_proc->p_pid : -1),
202 mycpu->gd_uschedcp,
203 (mycpu->gd_uschedcp ? mycpu->gd_uschedcp->p_pid : -1),
204 mycpu->gd_upri);
41a01a4d 205 db_dump_td_tokens(curthread);
984263bc 206}
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207
208static void
209db_dump_td_tokens(thread_t td)
210{
211 lwkt_tokref_t ref;
212 lwkt_token_t tok;
213
214 if (td->td_toks == NULL)
215 return;
216 db_printf(" TOKENS:");
217 for (ref = td->td_toks; ref; ref = ref->tr_next) {
218 tok = ref->tr_tok;
219
220 db_printf(" %p[tok=%p", ref, ref->tr_tok);
221 if (td->td_gd == tok->t_cpu)
222 db_printf(",held");
223 if (ref->tr_magic == LWKT_TOKREF_MAGIC1)
224 ;
225 else if (ref->tr_magic == LWKT_TOKREF_MAGIC2)
226 db_printf(",wait");
227 else
228 db_printf(",badmagic");
229 db_printf("]");
230 }
231 db_printf("\n");
232}
233