1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate * Copyright 2003 Sun Microsystems, Inc. All rights reserved.
24*0Sstevel@tonic-gate * Use is subject to license terms.
25*0Sstevel@tonic-gate */
26*0Sstevel@tonic-gate
27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
28*0Sstevel@tonic-gate
29*0Sstevel@tonic-gate #include "mdinclude.h"
30*0Sstevel@tonic-gate
31*0Sstevel@tonic-gate static void
printhsp(hot_spare_pool_t hsp,uintptr_t hsp_addr)32*0Sstevel@tonic-gate printhsp(hot_spare_pool_t hsp, uintptr_t hsp_addr)
33*0Sstevel@tonic-gate {
34*0Sstevel@tonic-gate int i = 0;
35*0Sstevel@tonic-gate uintptr_t hs_addr;
36*0Sstevel@tonic-gate int recid;
37*0Sstevel@tonic-gate
38*0Sstevel@tonic-gate mdb_inc_indent(2);
39*0Sstevel@tonic-gate mdb_printf("hsp_next: %p\n", hsp.hsp_next);
40*0Sstevel@tonic-gate mdb_printf("hsp_link:\n");
41*0Sstevel@tonic-gate mdb_inc_indent(2);
42*0Sstevel@tonic-gate mdb_printf("ln_next: %p\n", hsp.hsp_link.ln_next);
43*0Sstevel@tonic-gate mdb_printf("ln_setno: %u\n", hsp.hsp_link.ln_setno);
44*0Sstevel@tonic-gate mdb_printf("ln_id: %u\n", hsp.hsp_link.ln_id);
45*0Sstevel@tonic-gate mdb_inc_indent(2);
46*0Sstevel@tonic-gate mdb_printf("--- on disk structures ---\n");
47*0Sstevel@tonic-gate mdb_printf("hsp_revision: %u\n", hsp.hsp_revision);
48*0Sstevel@tonic-gate mdb_printf("hsp_self_id: %u \n", hsp.hsp_self_id);
49*0Sstevel@tonic-gate mdb_printf("hsp_record_id: %d \n", hsp.hsp_record_id);
50*0Sstevel@tonic-gate mdb_printf("hsp_refcount: %d\n", hsp.hsp_refcount);
51*0Sstevel@tonic-gate mdb_printf("hsp_nhotspares: %d # Number of slices in the pool\n",
52*0Sstevel@tonic-gate hsp.hsp_nhotspares);
53*0Sstevel@tonic-gate mdb_inc_indent(1);
54*0Sstevel@tonic-gate
55*0Sstevel@tonic-gate hs_addr = hsp_addr + ((uintptr_t)&hsp.hsp_hotspares - (uintptr_t)&hsp);
56*0Sstevel@tonic-gate
57*0Sstevel@tonic-gate for (i = 0; i < hsp.hsp_nhotspares; i++) {
58*0Sstevel@tonic-gate if (mdb_vread(&recid, sizeof (int), hs_addr) !=
59*0Sstevel@tonic-gate sizeof (int)) {
60*0Sstevel@tonic-gate mdb_warn("failed to read recid at %p\n", hs_addr);
61*0Sstevel@tonic-gate break;
62*0Sstevel@tonic-gate }
63*0Sstevel@tonic-gate mdb_printf("hsp_hotspares[%d]: %d", i, recid);
64*0Sstevel@tonic-gate mdb_printf(" # should match an hs_record_id in s_hs list\n");
65*0Sstevel@tonic-gate hs_addr += (uintptr_t)sizeof (int);
66*0Sstevel@tonic-gate }
67*0Sstevel@tonic-gate mdb_dec_indent(1);
68*0Sstevel@tonic-gate mdb_printf("--- end of on disk ---\n");
69*0Sstevel@tonic-gate mdb_dec_indent(2);
70*0Sstevel@tonic-gate mdb_dec_indent(2);
71*0Sstevel@tonic-gate mdb_dec_indent(2);
72*0Sstevel@tonic-gate }
73*0Sstevel@tonic-gate
74*0Sstevel@tonic-gate static void
process_hsp(uintptr_t addr)75*0Sstevel@tonic-gate process_hsp(uintptr_t addr)
76*0Sstevel@tonic-gate {
77*0Sstevel@tonic-gate hot_spare_pool_t hsp;
78*0Sstevel@tonic-gate
79*0Sstevel@tonic-gate if (mdb_vread(&hsp, sizeof (hot_spare_pool_t), addr) !=
80*0Sstevel@tonic-gate sizeof (hot_spare_pool_t)) {
81*0Sstevel@tonic-gate mdb_warn("failed to read hot_spare_pool_t at %p\n", addr);
82*0Sstevel@tonic-gate return;
83*0Sstevel@tonic-gate }
84*0Sstevel@tonic-gate mdb_inc_indent(2);
85*0Sstevel@tonic-gate mdb_printf("%p\n", addr);
86*0Sstevel@tonic-gate printhsp(hsp, addr);
87*0Sstevel@tonic-gate mdb_dec_indent(2);
88*0Sstevel@tonic-gate }
89*0Sstevel@tonic-gate /*
90*0Sstevel@tonic-gate * Dump out the hotspare pools
91*0Sstevel@tonic-gate * usage: ::dumphotspare
92*0Sstevel@tonic-gate */
93*0Sstevel@tonic-gate int
dumphotspare(uintptr_t addr,uint_t flags,int argc,const mdb_arg_t * argv)94*0Sstevel@tonic-gate dumphotspare(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
95*0Sstevel@tonic-gate {
96*0Sstevel@tonic-gate if (argc != 0) /* ensure no options */
97*0Sstevel@tonic-gate return (DCMD_USAGE);
98*0Sstevel@tonic-gate
99*0Sstevel@tonic-gate snarf_sets();
100*0Sstevel@tonic-gate
101*0Sstevel@tonic-gate if (!(flags & DCMD_ADDRSPEC)) {
102*0Sstevel@tonic-gate if (mdb_walk_dcmd("hotsparepool", "dumphotspare", argc,
103*0Sstevel@tonic-gate argv) == -1) {
104*0Sstevel@tonic-gate mdb_warn("failed to walk hotsparepool");
105*0Sstevel@tonic-gate return (DCMD_ERR);
106*0Sstevel@tonic-gate }
107*0Sstevel@tonic-gate return (DCMD_OK);
108*0Sstevel@tonic-gate }
109*0Sstevel@tonic-gate
110*0Sstevel@tonic-gate process_hsp(addr);
111*0Sstevel@tonic-gate
112*0Sstevel@tonic-gate return (DCMD_OK);
113*0Sstevel@tonic-gate }
114