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 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _CPU_SGNBLK_DEFS_H 28 #define _CPU_SGNBLK_DEFS_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 #ifndef _ASM 37 38 #include <sys/types.h> 39 #include <sys/cpuvar.h> 40 41 #endif /* _ASM */ 42 43 /* 44 * Build a CPU signature given a signature, state and sub-state. 45 */ 46 #define CPU_SIG_BLD(sig, state, sub_state) \ 47 (((sig) << 16) | ((state) << 8) | (sub_state)) 48 49 /* 50 * Definition of a CPU signature. 51 */ 52 typedef union { 53 struct cpu_signature { 54 ushort_t sig; /* see xxxx_SIG below. */ 55 uchar_t state; /* see SIGBST_xxxx below. */ 56 uchar_t sub_state; /* EXIT_xxx if SIGBST_EXIT. */ 57 } state_t; 58 uint32_t signature; 59 } sig_state_t; 60 61 /* 62 * CPU Signatures - the signature defines the entity that the CPU is executing. 63 * This entity can be the OS, OPB or the debugger. This signature consists of 64 * two ASCII characters. 65 */ 66 #define SIG_BLD(f, s) (((f) << 8) | (s)) 67 68 #define OBP_SIG SIG_BLD('O', 'B') 69 #define OS_SIG SIG_BLD('O', 'S') 70 #define DBG_SIG SIG_BLD('D', 'B') 71 #define POST_SIG SIG_BLD('P', 'O') 72 73 /* 74 * CPU State - the state identifies what the CPU is doing. 75 * The states should be defined in an increasing, linear 76 * manner. 77 */ 78 #define SIGST_NONE 0 79 #define SIGST_RUN 1 80 #define SIGST_EXIT 2 81 #define SIGST_PRERUN 3 82 #define SIGST_DOMAINSTOP 4 83 #define SIGST_RESET 5 84 #define SIGST_POWEROFF 6 85 #define SIGST_DETACHED 7 86 #define SIGST_CALLBACK 8 87 #define SIGST_OFFLINE 9 88 #define SIGST_BOOTING 10 89 #define SIGST_UNKNOWN 11 90 #define SIGST_ERROR_RESET 12 91 #define SIGST_ERROR_RESET_SYNC 13 92 #define SIGST_QUIESCED 14 93 #define SIGST_QUIESCE_INPROGRESS 15 94 #define SIGST_RESUME_INPROGRESS 16 95 #define SIGST_INIT 17 96 #define SIGST_LOADING 18 97 98 /* 99 * CPU sub-state - the sub-state is used to further qualify 100 * the state. 101 */ 102 #define SIGSUBST_NULL 0 103 #define SIGSUBST_HALT 1 104 #define SIGSUBST_ENVIRON 2 105 #define SIGSUBST_REBOOT 3 106 #define SIGSUBST_PANIC 4 107 #define SIGSUBST_PANIC_CONT 5 108 #define SIGSUBST_HUNG 6 109 #define SIGSUBST_WATCH 7 110 #define SIGSUBST_PANIC_REBOOT 8 111 #define SIGSUBST_ERROR_RESET_REBOOT 9 112 #define SIGSUBST_OBP_RESET 10 113 #define SIGSUBST_DEBUG 11 114 #define SIGSUBST_DUMP 12 115 #define SIGSUBST_FAILED 13 116 117 #ifdef _KERNEL 118 119 #define CPU_SIGNATURE(sig, state, sub_state, cpuid) \ 120 { \ 121 if (cpu_sgn_func) \ 122 (*cpu_sgn_func)((sig), (state), (sub_state), (cpuid)); \ 123 } 124 125 extern void (*cpu_sgn_func)(ushort_t, uchar_t, uchar_t, int); 126 127 128 129 #ifdef _STARFIRE 130 131 extern void register_bbus_intr(); 132 extern void cpu_sgn_mapin(int); 133 extern void cpu_sgn_mapout(int); 134 extern int cpu_sgn_exists(int); 135 extern ushort_t get_cpu_sgn(int); 136 extern uchar_t get_cpu_sgn_state(int); 137 138 #define REGISTER_BBUS_INTR() register_bbus_intr() 139 #define CPU_SGN_MAPIN(cpuid) cpu_sgn_mapin(cpuid) 140 #define CPU_SGN_MAPOUT(cpuid) cpu_sgn_mapout(cpuid) 141 #define CPU_SGN_EXISTS(cpuid) cpu_sgn_exists(cpuid) 142 #define SGN_CPU_IS_OS(cpuid) (get_cpu_sgn(cpuid) == OS_SIG) 143 #define SGN_CPU_IS_OBP(cpuid) (get_cpu_sgn(cpuid) == OBP_SIG) 144 #define SGN_CPU_STATE_IS_DETACHED(cpuid) \ 145 (get_cpu_sgn_state(cpuid) == SIGST_DETACHED) 146 147 #else 148 149 #define REGISTER_BBUS_INTR() 150 #define CPU_SGN_MAPIN(cpuid) 151 #define CPU_SGN_MAPOUT(cpuid) 152 #define CPU_SGN_EXISTS(cpuid) (0) 153 #define SGN_CPU_IS_OS(cpuid) (0) 154 #define SGN_CPU_IS_OBP(cpuid) (0) 155 #define SGN_CPU_STATE_IS_DETACHED(cpuid) (0) 156 157 #endif /* _STARFIRE */ 158 159 #endif /* _KERNEL */ 160 161 #ifdef __cplusplus 162 } 163 #endif 164 165 #endif /* _CPU_SGNBLK_DEFS_H */ 166