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 (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _ERROR_H 27 #define _ERROR_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 /* 36 * Resumable and Non-resumable queues 37 */ 38 #define CPU_RQ_ENTRIES 64 39 #define MAX_CPU_RQ_ENTRIES 128 40 41 #define CPU_NRQ_ENTRIES 4 42 #define MAX_CPU_NRQ_ENTRIES 4 43 44 #define Q_ENTRY_SIZE 64 45 46 #define CPU_RQ_SIZE (CPU_RQ_ENTRIES * Q_ENTRY_SIZE) 47 #define CPU_NRQ_SIZE (CPU_NRQ_ENTRIES * Q_ENTRY_SIZE) 48 49 /* 50 * Sun4v Error Report error Descriptor describes the type of the error 51 */ 52 #define ERRH_DESC_UNDEFINED 0 /* Undefined */ 53 #define ERRH_DESC_UCOR_RE 1 /* Uncorrected resumable error */ 54 #define ERRH_DESC_PR_NRE 2 /* Precise non-resumable error */ 55 #define ERRH_DESC_DEF_NRE 3 /* Deferred non-resumalbe error */ 56 #define ERRH_DESC_WARN_RE 4 /* Power-off for vBSC HostShutdown() */ 57 58 /* 59 * Sun4v Error Report Error Attributes specifies the attributes of the error 60 */ 61 #define ERRH_ATTR_CPU 0x00000001 62 #define ERRH_ATTR_MEM 0x00000002 63 #define ERRH_ATTR_PIO 0x00000004 64 #define ERRH_ATTR_IRF 0x00000008 /* Integer register file */ 65 /* Floating-point register file */ 66 #define ERRH_ATTR_FRF 0x00000010 67 #define ERRH_ATTR_SHUT 0x00000020 /* Shutdown request */ 68 #define ERRH_ATTR_ASR 0x00000040 /* Sun4v ASR */ 69 #define ERRH_ATTR_ASI 0x00000080 /* Sun4v ASI */ 70 #define ERRH_ATTR_PREG 0x00000100 /* Sun4v Privileged Register */ 71 #define ERRH_ATTR_RQF 0x80000000 /* Resumablee Queue Full */ 72 73 /* 74 * For Excution mode 75 */ 76 #define ERRH_MODE_MASK 0x03000000 77 #define ERRH_MODE_SHIFT 24 78 #define ERRH_MODE_UNKNOWN 0 79 #define ERRH_MODE_USER 1 80 #define ERRH_MODE_PRIV 2 81 82 /* 83 * ASR register number 84 */ 85 #define ASR_REG_VALID 0x8000 /* Valid bit for register field */ 86 #define ASR_REG_TICK 0x17 /* Tick Compare Register */ 87 88 /* 89 * For the second argument passed to process_nonresumable_error(), it is 90 * an uint64_t. The upper 32 bits are reserved for various flags, the 91 * lower 32 bits are used to pass the "current tl-1". Right now only bit 92 * 32 in the upper 32 bits is being used as user's fill/spill flag. 93 * If bit 32 is set, it means the first error in the error 94 * queue happened in user fill/spill trap and it needs to be handled 95 * differently. 96 * 97 * -Argument 2 of process_nonresumable_error() 98 * ---------------------------------------------- 99 * | reserved |x| current_tl - 1 | 100 * ---------------------------------------------- 101 * 63 32 31 0 102 * x - bit 32, user fill/spill trap flag 103 */ 104 #define ERRH_U_SPILL_FILL 0x100000000 105 #define ERRH_U_SPILL_FILL_SHIFT 32 106 #define ERRH_TL_MASK 0xffffffff 107 108 #ifndef _ASM 109 /* 110 * For debug print out 111 */ 112 #define ER_SZ_IN_EXT_WORD (Q_ENTRY_SIZE / sizeof (uint64_t)) 113 114 /* 115 * Sun4v Error Report record 116 */ 117 typedef struct { 118 uint64_t ehdl; /* Unique error handle */ 119 uint64_t stick; /* Value of the %STICK register */ 120 uint32_t desc; /* Error Descriptor */ 121 uint32_t attr; /* error attributes bit field */ 122 uint64_t ra; /* Real address */ 123 uint32_t sz; /* Size of affected mem region */ 124 uint16_t cpuid; /* Virtual ID of the affected CPU */ 125 uint16_t secs; /* Seconds */ 126 uint8_t asi; /* ASI */ 127 uint8_t rsvd; /* Padding for ASI */ 128 uint16_t reg; /* Value of the ASR register number */ 129 } errh_er_t; 130 131 typedef struct errh_async_flt { 132 struct async_flt cmn_asyncflt; /* common fault structure */ 133 errh_er_t errh_er; /* sun4v er record */ 134 } errh_async_flt_t; 135 136 /* 137 * Global functions 138 */ 139 void mem_scrub(uint64_t, uint64_t); 140 void errh_cpu_run_bus_error_handlers(struct async_flt *, int); 141 void error_init(void); 142 void cpu_async_log_err(void *); 143 void cpu_ce_log_err(struct async_flt *); 144 void cpu_ue_log_err(struct async_flt *); 145 uint64_t mem_sync(caddr_t, size_t); 146 147 #endif /* _ASM */ 148 149 #ifdef __cplusplus 150 } 151 #endif 152 153 #endif /* _ERROR_H */ 154