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 (c) 2000 by Sun Microsystems, Inc. 24*0Sstevel@tonic-gate * All rights reserved. 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 <sys/types.h> 30*0Sstevel@tonic-gate #include <sys/cmn_err.h> 31*0Sstevel@tonic-gate #include <sys/param.h> /* for NULL */ 32*0Sstevel@tonic-gate #include <sys/sbd_ioctl.h> 33*0Sstevel@tonic-gate #include <sys/dr_util.h> 34*0Sstevel@tonic-gate #include <sys/varargs.h> 35*0Sstevel@tonic-gate #include <sys/sysmacros.h> 36*0Sstevel@tonic-gate #include <sys/systm.h> 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate /* sbd_etab[] and sbd_etab_len provided by sbdgenerr.pl */ 39*0Sstevel@tonic-gate extern sbd_etab_t sbd_etab[]; 40*0Sstevel@tonic-gate extern int sbd_etab_len; 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate sbd_error_t * 43*0Sstevel@tonic-gate sbd_err_new(int e_code, char *fmt, va_list args) 44*0Sstevel@tonic-gate { 45*0Sstevel@tonic-gate sbd_error_t *new; 46*0Sstevel@tonic-gate 47*0Sstevel@tonic-gate new = GETSTRUCT(sbd_error_t, 1); 48*0Sstevel@tonic-gate new->e_code = e_code; 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate if (fmt) 51*0Sstevel@tonic-gate (void) vsnprintf(new->e_rsc, sizeof (new->e_rsc), fmt, args); 52*0Sstevel@tonic-gate 53*0Sstevel@tonic-gate return (new); 54*0Sstevel@tonic-gate } 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate void 57*0Sstevel@tonic-gate sbd_err_log(sbd_error_t *ep, int ce) 58*0Sstevel@tonic-gate { 59*0Sstevel@tonic-gate char buf[32]; 60*0Sstevel@tonic-gate char *fmt; 61*0Sstevel@tonic-gate char *txt; 62*0Sstevel@tonic-gate int i; 63*0Sstevel@tonic-gate sbd_etab_t *tp; 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate if (!ep) 66*0Sstevel@tonic-gate return; 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate if (ep->e_rsc[0] == '\0') 69*0Sstevel@tonic-gate fmt = "%s"; 70*0Sstevel@tonic-gate else 71*0Sstevel@tonic-gate fmt = "%s: %s"; 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate for (tp = sbd_etab, i = 0; i < sbd_etab_len; i++, tp++) 74*0Sstevel@tonic-gate if (ep->e_code >= tp->t_base && ep->e_code <= tp->t_bnd) 75*0Sstevel@tonic-gate break; 76*0Sstevel@tonic-gate 77*0Sstevel@tonic-gate if (i < sbd_etab_len) 78*0Sstevel@tonic-gate txt = tp->t_text[ep->e_code - tp->t_base]; 79*0Sstevel@tonic-gate else { 80*0Sstevel@tonic-gate snprintf(buf, sizeof (buf), "error %d", ep->e_code); 81*0Sstevel@tonic-gate txt = buf; 82*0Sstevel@tonic-gate } 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate cmn_err(ce, fmt, txt, ep->e_rsc); 85*0Sstevel@tonic-gate } 86*0Sstevel@tonic-gate 87*0Sstevel@tonic-gate void 88*0Sstevel@tonic-gate sbd_err_clear(sbd_error_t **ep) 89*0Sstevel@tonic-gate { 90*0Sstevel@tonic-gate FREESTRUCT(*ep, sbd_error_t, 1); 91*0Sstevel@tonic-gate *ep = NULL; 92*0Sstevel@tonic-gate } 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate void 95*0Sstevel@tonic-gate sbd_err_set_c(sbd_error_t **ep, int ce, int e_code, char *fmt, ...) 96*0Sstevel@tonic-gate { 97*0Sstevel@tonic-gate sbd_error_t *tmp; 98*0Sstevel@tonic-gate va_list args; 99*0Sstevel@tonic-gate 100*0Sstevel@tonic-gate va_start(args, fmt); 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate tmp = sbd_err_new(e_code, fmt, args); 103*0Sstevel@tonic-gate 104*0Sstevel@tonic-gate sbd_err_log(tmp, ce); 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate if (*ep == NULL) 107*0Sstevel@tonic-gate *ep = tmp; 108*0Sstevel@tonic-gate else 109*0Sstevel@tonic-gate sbd_err_clear(&tmp); 110*0Sstevel@tonic-gate 111*0Sstevel@tonic-gate va_end(args); 112*0Sstevel@tonic-gate } 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate void 115*0Sstevel@tonic-gate sbd_err_set(sbd_error_t **ep, int ce, int e_code, char *fmt, ...) 116*0Sstevel@tonic-gate { 117*0Sstevel@tonic-gate sbd_error_t *tmp; 118*0Sstevel@tonic-gate va_list args; 119*0Sstevel@tonic-gate 120*0Sstevel@tonic-gate va_start(args, fmt); 121*0Sstevel@tonic-gate 122*0Sstevel@tonic-gate tmp = sbd_err_new(e_code, fmt, args); 123*0Sstevel@tonic-gate 124*0Sstevel@tonic-gate sbd_err_log(tmp, ce); 125*0Sstevel@tonic-gate 126*0Sstevel@tonic-gate *ep = tmp; 127*0Sstevel@tonic-gate 128*0Sstevel@tonic-gate va_end(args); 129*0Sstevel@tonic-gate } 130*0Sstevel@tonic-gate 131*0Sstevel@tonic-gate sbd_error_t * 132*0Sstevel@tonic-gate drerr_new_v(int e_code, char *fmt, va_list args) 133*0Sstevel@tonic-gate { 134*0Sstevel@tonic-gate return (sbd_err_new(e_code, fmt, args)); 135*0Sstevel@tonic-gate } 136*0Sstevel@tonic-gate 137*0Sstevel@tonic-gate sbd_error_t * 138*0Sstevel@tonic-gate drerr_new(int log, int e_code, char *fmt, ...) 139*0Sstevel@tonic-gate { 140*0Sstevel@tonic-gate sbd_error_t *ep; 141*0Sstevel@tonic-gate va_list args; 142*0Sstevel@tonic-gate 143*0Sstevel@tonic-gate va_start(args, fmt); 144*0Sstevel@tonic-gate ep = sbd_err_new(e_code, fmt, args); 145*0Sstevel@tonic-gate va_end(args); 146*0Sstevel@tonic-gate 147*0Sstevel@tonic-gate if (log) 148*0Sstevel@tonic-gate sbd_err_log(ep, CE_WARN); 149*0Sstevel@tonic-gate 150*0Sstevel@tonic-gate return (ep); 151*0Sstevel@tonic-gate } 152*0Sstevel@tonic-gate 153*0Sstevel@tonic-gate void 154*0Sstevel@tonic-gate drerr_set_c(int log, sbd_error_t **ep, int e_code, char *fmt, ...) 155*0Sstevel@tonic-gate { 156*0Sstevel@tonic-gate sbd_error_t *err; 157*0Sstevel@tonic-gate va_list args; 158*0Sstevel@tonic-gate 159*0Sstevel@tonic-gate va_start(args, fmt); 160*0Sstevel@tonic-gate err = sbd_err_new(e_code, fmt, args); 161*0Sstevel@tonic-gate va_end(args); 162*0Sstevel@tonic-gate 163*0Sstevel@tonic-gate if (log) 164*0Sstevel@tonic-gate sbd_err_log(err, CE_WARN); 165*0Sstevel@tonic-gate 166*0Sstevel@tonic-gate if (*ep == NULL) 167*0Sstevel@tonic-gate *ep = err; 168*0Sstevel@tonic-gate else 169*0Sstevel@tonic-gate sbd_err_clear(&err); 170*0Sstevel@tonic-gate } 171*0Sstevel@tonic-gate 172*0Sstevel@tonic-gate 173*0Sstevel@tonic-gate /* 174*0Sstevel@tonic-gate * Memlist support. 175*0Sstevel@tonic-gate */ 176*0Sstevel@tonic-gate void 177*0Sstevel@tonic-gate memlist_delete(struct memlist *mlist) 178*0Sstevel@tonic-gate { 179*0Sstevel@tonic-gate register struct memlist *ml; 180*0Sstevel@tonic-gate 181*0Sstevel@tonic-gate for (ml = mlist; ml; ml = mlist) { 182*0Sstevel@tonic-gate mlist = ml->next; 183*0Sstevel@tonic-gate FREESTRUCT(ml, struct memlist, 1); 184*0Sstevel@tonic-gate } 185*0Sstevel@tonic-gate } 186*0Sstevel@tonic-gate 187*0Sstevel@tonic-gate int 188*0Sstevel@tonic-gate memlist_intersect(struct memlist *al, struct memlist *bl) 189*0Sstevel@tonic-gate { 190*0Sstevel@tonic-gate uint64_t astart, aend, bstart, bend; 191*0Sstevel@tonic-gate 192*0Sstevel@tonic-gate if ((al == NULL) || (bl == NULL)) 193*0Sstevel@tonic-gate return (0); 194*0Sstevel@tonic-gate 195*0Sstevel@tonic-gate aend = al->address + al->size; 196*0Sstevel@tonic-gate bstart = bl->address; 197*0Sstevel@tonic-gate bend = bl->address + bl->size; 198*0Sstevel@tonic-gate 199*0Sstevel@tonic-gate while (al && bl) { 200*0Sstevel@tonic-gate while (al && (aend <= bstart)) 201*0Sstevel@tonic-gate if ((al = al->next) != NULL) 202*0Sstevel@tonic-gate aend = al->address + al->size; 203*0Sstevel@tonic-gate if (al == NULL) 204*0Sstevel@tonic-gate return (0); 205*0Sstevel@tonic-gate 206*0Sstevel@tonic-gate if ((astart = al->address) <= bstart) 207*0Sstevel@tonic-gate return (1); 208*0Sstevel@tonic-gate 209*0Sstevel@tonic-gate while (bl && (bend <= astart)) 210*0Sstevel@tonic-gate if ((bl = bl->next) != NULL) 211*0Sstevel@tonic-gate bend = bl->address + bl->size; 212*0Sstevel@tonic-gate if (bl == NULL) 213*0Sstevel@tonic-gate return (0); 214*0Sstevel@tonic-gate 215*0Sstevel@tonic-gate if ((bstart = bl->address) <= astart) 216*0Sstevel@tonic-gate return (1); 217*0Sstevel@tonic-gate } 218*0Sstevel@tonic-gate 219*0Sstevel@tonic-gate return (0); 220*0Sstevel@tonic-gate } 221*0Sstevel@tonic-gate 222*0Sstevel@tonic-gate void 223*0Sstevel@tonic-gate memlist_coalesce(struct memlist *mlist) 224*0Sstevel@tonic-gate { 225*0Sstevel@tonic-gate uint64_t end, nend; 226*0Sstevel@tonic-gate 227*0Sstevel@tonic-gate if ((mlist == NULL) || (mlist->next == NULL)) 228*0Sstevel@tonic-gate return; 229*0Sstevel@tonic-gate 230*0Sstevel@tonic-gate while (mlist->next) { 231*0Sstevel@tonic-gate end = mlist->address + mlist->size; 232*0Sstevel@tonic-gate if (mlist->next->address <= end) { 233*0Sstevel@tonic-gate struct memlist *nl; 234*0Sstevel@tonic-gate 235*0Sstevel@tonic-gate nend = mlist->next->address + mlist->next->size; 236*0Sstevel@tonic-gate if (nend > end) 237*0Sstevel@tonic-gate mlist->size += (nend - end); 238*0Sstevel@tonic-gate nl = mlist->next; 239*0Sstevel@tonic-gate mlist->next = mlist->next->next; 240*0Sstevel@tonic-gate if (nl) { 241*0Sstevel@tonic-gate FREESTRUCT(nl, struct memlist, 1); 242*0Sstevel@tonic-gate } 243*0Sstevel@tonic-gate if (mlist->next) 244*0Sstevel@tonic-gate mlist->next->prev = mlist; 245*0Sstevel@tonic-gate } else { 246*0Sstevel@tonic-gate mlist = mlist->next; 247*0Sstevel@tonic-gate } 248*0Sstevel@tonic-gate } 249*0Sstevel@tonic-gate } 250*0Sstevel@tonic-gate 251*0Sstevel@tonic-gate #ifdef DEBUG 252*0Sstevel@tonic-gate void 253*0Sstevel@tonic-gate memlist_dump(struct memlist *mlist) 254*0Sstevel@tonic-gate { 255*0Sstevel@tonic-gate register struct memlist *ml; 256*0Sstevel@tonic-gate 257*0Sstevel@tonic-gate if (mlist == NULL) 258*0Sstevel@tonic-gate printf("memlist> EMPTY\n"); 259*0Sstevel@tonic-gate else for (ml = mlist; ml; ml = ml->next) 260*0Sstevel@tonic-gate printf("memlist> 0x%llx, 0x%llx\n", ml->address, ml->size); 261*0Sstevel@tonic-gate } 262*0Sstevel@tonic-gate #endif 263