1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 23 /* 24 * Copyright (c) 2001 by Sun Microsystems, Inc. 25 * All rights reserved. 26 */ 27 28 #ifndef _SYS_ECC_KSTAT_H 29 #define _SYS_ECC_KSTAT_H 30 31 #pragma ident "%Z%%M% %I% %E% SMI" 32 33 #ifdef __cplusplus 34 extern "C" { 35 #endif 36 37 #define KSTAT_CE_UNUM_NAMLEN 60 38 39 /* 40 * Using these stats are not reset to zero during system operation. 41 * To determine the number of errors between times "A" and "B" a program 42 * would have to snapshot the kstats and subtract the counts at time "A" 43 * from the counts at time "B". 44 */ 45 46 /* 47 * Legacy raw kstat: unix:0:ecc-mm-info 48 */ 49 struct kstat_ecc_mm_info_1 { 50 struct kstat_ecc_mm { 51 char name[KSTAT_CE_UNUM_NAMLEN]; 52 uint64_t intermittent_total; 53 uint64_t persistent_total; 54 uint64_t sticky_total; 55 } ecc_mm[1]; /* variable-length array */ 56 }; 57 58 /* 59 * Named kstat: mm:(instance):ecc-info 60 */ 61 struct kstat_ecc_mm_info_2 { 62 struct kstat_named name; 63 struct kstat_named intermittent_total; 64 struct kstat_named persistent_total; 65 struct kstat_named sticky_total; 66 }; 67 68 #define kstat_ecc_mm_info kstat_ecc_mm_info_2 69 #define KSTAT_CE_INFO_VER_1 1 70 #define KSTAT_CE_INFO_VER_2 2 71 #define KSTAT_CE_INFO_VER KSTAT_CE_INFO_VER_2 72 73 /* 74 * Clients of this kstat will have to check the version and maintain 75 * compatibility code to handle the previous versions. 76 * 77 * named kstat: unix:0:ecc-info:version 78 * - the version of the kstats implemented by the running kernel 79 * 80 * named kstat: unix:0:ecc-info:count 81 * - the current count of valid mm:ecc-info kstats 82 * 83 * named kstat: unix:0:ecc-info:maxcount 84 * - the maximum number of mm:ecc-info kstats 85 */ 86 struct ecc_error_info { 87 struct kstat_named version; 88 struct kstat_named maxcount; 89 struct kstat_named count; 90 }; 91 92 #ifdef __cplusplus 93 } 94 #endif 95 96 #endif /* _SYS_ECC_KSTAT_H */ 97