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 CPU_NRQ_ENTRIES 64 40 #define Q_ENTRY_SIZE 64 41 #define CPU_RQ_SIZE (CPU_RQ_ENTRIES * Q_ENTRY_SIZE) 42 #define CPU_NRQ_SIZE (CPU_NRQ_ENTRIES * Q_ENTRY_SIZE) 43 44 /* 45 * Sun4v Error Report error Descriptor describes the type of the error 46 */ 47 #define ERRH_DESC_UNDEFINED 0 /* Undefined */ 48 #define ERRH_DESC_UCOR_RE 1 /* Uncorrected resumable error */ 49 #define ERRH_DESC_PR_NRE 2 /* Precise non-resumable error */ 50 #define ERRH_DESC_DEF_NRE 3 /* Deferred non-resumalbe error */ 51 #define ERRH_DESC_WARN_RE 4 /* Power-off for vBSC HostShutdown() */ 52 53 /* 54 * Sun4v Error Report Error Attributes specifies the attributes of the error 55 */ 56 #define ERRH_ATTR_CPU 0x00000001 57 #define ERRH_ATTR_MEM 0x00000002 58 #define ERRH_ATTR_PIO 0x00000004 59 #define ERRH_ATTR_IRF 0x00000008 /* Integer register file */ 60 /* Floating-point register file */ 61 #define ERRH_ATTR_FRF 0x00000010 62 #define ERRH_ATTR_RQF 0x80000000 /* Resumablee Queue Full */ 63 64 /* 65 * For Excution mode 66 */ 67 #define ERRH_MODE_MASK 0x03000000 68 #define ERRH_MODE_SHIFT 24 69 #define ERRH_MODE_UNKNOWN 0 70 #define ERRH_MODE_USER 1 71 #define ERRH_MODE_PRIV 2 72 73 /* 74 * For the second argument passed to process_nonresumable_error(), it is 75 * an uint64_t. The upper 32 bits are reserved for various flags, the 76 * lower 32 bits are used to pass the "current tl-1". Right now only bit 77 * 32 in the upper 32 bits is being used as user's fill/spill flag. 78 * If bit 32 is set, it means the first error in the error 79 * queue happened in user fill/spill trap and it needs to be handled 80 * differently. 81 * 82 * -Argument 2 of process_nonresumable_error() 83 * ---------------------------------------------- 84 * | reserved |x| current_tl - 1 | 85 * ---------------------------------------------- 86 * 63 32 31 0 87 * x - bit 32, user fill/spill trap flag 88 */ 89 #define ERRH_U_SPILL_FILL 0x100000000 90 #define ERRH_U_SPILL_FILL_SHIFT 32 91 #define ERRH_TL_MASK 0xffffffff 92 93 #ifndef _ASM 94 /* 95 * For debug print out 96 */ 97 #define ER_SZ_IN_EXT_WORD (Q_ENTRY_SIZE / sizeof (uint64_t)) 98 99 /* 100 * Sun4v Error Report record 101 */ 102 typedef struct { 103 uint64_t ehdl; /* Unique error handle */ 104 uint64_t stick; /* Value of the %STICK register */ 105 uint32_t desc; /* Error Descriptor */ 106 uint32_t attr; /* error attributes bit field */ 107 uint64_t ra; /* Real address */ 108 uint32_t sz; /* Size of affected mem region */ 109 uint16_t cpuid; /* Virtual ID of the affected CPU */ 110 } errh_er_t; 111 112 typedef struct errh_async_flt { 113 struct async_flt cmn_asyncflt; /* common fault structure */ 114 errh_er_t errh_er; /* sun4v er record */ 115 } errh_async_flt_t; 116 117 /* 118 * Global functions 119 */ 120 void mem_scrub(uint64_t, uint64_t); 121 void errh_cpu_run_bus_error_handlers(struct async_flt *, int); 122 void error_init(void); 123 void cpu_async_log_err(void *); 124 void cpu_ce_log_err(struct async_flt *); 125 void cpu_ue_log_err(struct async_flt *); 126 void mem_sync(caddr_t, size_t); 127 128 #endif /* _ASM */ 129 130 #ifdef __cplusplus 131 } 132 #endif 133 134 #endif /* _ERROR_H */ 135