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 * Copyright (c) 2000 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #ifndef _FRU_TAG_H 28 #define _FRU_TAG_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #include <sys/types.h> 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 typedef union { 39 uint64_t raw_data; 40 char byte[8]; 41 struct { 42 unsigned type : 1; 43 unsigned dense : 4; 44 unsigned pl_len : 3; 45 } a; 46 struct { 47 unsigned type : 2; 48 unsigned dense : 11; 49 unsigned pl_len : 3; 50 } b; 51 struct { 52 unsigned type : 3; 53 unsigned dense : 8; 54 unsigned pl_len : 5; 55 } c; 56 struct { 57 unsigned type : 4; 58 unsigned dense : 17; 59 unsigned pl_len : 3; 60 } d; 61 struct { 62 unsigned type : 5; 63 unsigned dense : 12; 64 unsigned pl_len : 7; 65 } e; 66 struct { 67 unsigned type : 6; 68 unsigned dense : 14; 69 unsigned pl_len : 12; 70 } f; 71 struct { 72 unsigned type : 7; 73 unsigned dense : 9; 74 unsigned pl_len : 32; 75 } g; 76 } fru_tag_t; 77 78 #define FRU_ID_MASK 0xFF 79 #define FRU_A_ID 0x00 80 #define FRU_B_ID 0x02 81 #define FRU_C_ID 0x06 82 #define FRU_D_ID 0x0E 83 #define FRU_E_ID 0x1E 84 #define FRU_F_ID 0x3E 85 #define FRU_G_ID 0x7E 86 87 typedef enum { FRU_A = 0x00, FRU_B = 0x80, FRU_C = 0xc0, 88 FRU_D = 0xe0, FRU_E = 0xf0, FRU_F = 0xf8, 89 FRU_G = 0xfc, FRU_X = 0xfe } fru_tagtype_t; 90 char *get_tagtype_str(fru_tagtype_t e); 91 size_t get_tag_size(fru_tagtype_t tag); 92 93 /* Returns -1 on error */ 94 int mk_tag(fru_tagtype_t type, uint32_t dense, size_t pl_len, 95 fru_tag_t *tag); 96 97 fru_tagtype_t get_tag_type(fru_tag_t *tag); 98 uint32_t get_tag_dense(fru_tag_t *tag); 99 size_t get_payload_length(fru_tag_t *tag); 100 101 /* Returns 1 if equal, 0 if not */ 102 int tags_equal(fru_tag_t t1, fru_tag_t t2); 103 104 #ifdef __cplusplus 105 } 106 #endif 107 108 #endif /* _FRU_TAG_H */ 109