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 2008 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_MEM_H 27 #define _SYS_MEM_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 #include <sys/types.h> 36 #include <sys/uio.h> 37 38 /* 39 * Memory Device Minor Numbers 40 */ 41 #define M_MEM 0 /* /dev/mem - physical main memory */ 42 #define M_KMEM 1 /* /dev/kmem - virtual kernel memory */ 43 #define M_NULL 2 /* /dev/null - EOF & Rathole */ 44 #define M_ALLKMEM 3 /* /dev/allkmem - virtual kernel memory & I/O */ 45 #define M_ZERO 12 /* /dev/zero - source of private memory */ 46 47 /* 48 * Private ioctl for libkvm: translate virtual address to physical address. 49 */ 50 #define MEM_VTOP (('M' << 8) | 0x01) 51 52 typedef struct mem_vtop { 53 struct as *m_as; 54 void *m_va; 55 pfn_t m_pfn; 56 } mem_vtop_t; 57 58 #if defined(_SYSCALL32) 59 typedef struct mem_vtop32 { 60 uint32_t m_as; 61 uint32_t m_va; 62 uint32_t m_pfn; 63 } mem_vtop32_t; 64 #endif 65 66 /* 67 * Private ioctls for fmd(1M). These interfaces are Sun Private. Applications 68 * and drivers should not make use of these interfaces: they can change without 69 * notice and programs that consume them will fail to run on future releases. 70 */ 71 #define MEM_NAME (('M' << 8) | 0x04) 72 #define MEM_INFO (('M' << 8) | 0x05) 73 74 #define MEM_PAGE_RETIRE (('M' << 8) | 0x02) 75 #define MEM_PAGE_ISRETIRED (('M' << 8) | 0x03) 76 #define MEM_PAGE_UNRETIRE (('M' << 8) | 0x06) 77 #define MEM_PAGE_GETERRORS (('M' << 8) | 0x07) 78 #define MEM_PAGE_RETIRE_MCE (('M' << 8) | 0x08) 79 #define MEM_PAGE_RETIRE_UE (('M' << 8) | 0x09) 80 #define MEM_PAGE_RETIRE_TEST (('M' << 8) | 0x0A) 81 82 #define MEM_SID (('M' << 8) | 0x0B) 83 #define MEM_PAGE_FMRI_RETIRE (('M' << 8) | 0x0C) 84 #define MEM_PAGE_FMRI_ISRETIRED (('M' << 8) | 0x0D) 85 #define MEM_PAGE_FMRI_UNRETIRE (('M' << 8) | 0x0E) 86 87 /* 88 * Bits returned from MEM_PAGE_GETERRORS ioctl for use by fmd(1M). 89 */ 90 #define MEM_PAGE_ERR_NONE 0x0 91 #define MEM_PAGE_ERR_MULTI_CE 0x1 92 #define MEM_PAGE_ERR_UE 0x2 93 #define MEM_PAGE_ERR_FMA_REQ 0x8 94 95 #define MEM_FMRI_MAX_BUFSIZE 8192 /* maximum allowed packed FMRI size */ 96 97 typedef struct mem_page { 98 caddr_t m_fmri; /* buffer containing packed FMRI */ 99 size_t m_fmrisz; /* size of packed FMRI */ 100 } mem_page_t; 101 102 #if defined(_SYSCALL32) 103 typedef struct mem_page32 { 104 caddr32_t m_fmri; 105 size32_t m_fmrisz; 106 } mem_page32_t; 107 #endif /* _SYSCALL32 */ 108 109 typedef struct mem_name { 110 uint64_t m_addr; /* memory address */ 111 uint64_t m_synd; /* architecture-specific syndrome */ 112 uint64_t m_type[2]; /* architecture-specific type */ 113 caddr_t m_name; /* memory name buffer */ 114 size_t m_namelen; /* memory name buffer length */ 115 caddr_t m_sid; /* memory serial id buffer */ 116 size_t m_sidlen; /* memory serial id buffer length */ 117 } mem_name_t; 118 119 #if defined(_SYSCALL32) 120 typedef struct mem_name32 { 121 uint64_t m_addr; 122 uint64_t m_synd; 123 uint64_t m_type[2]; 124 caddr32_t m_name; 125 size32_t m_namelen; 126 caddr32_t m_sid; 127 size32_t m_sidlen; 128 } mem_name32_t; 129 #endif /* _SYSCALL32 */ 130 131 typedef struct mem_info { 132 uint64_t m_addr; /* memory address */ 133 uint64_t m_synd; /* architecture-specific syndrome */ 134 uint64_t m_mem_size; /* total memory size */ 135 uint64_t m_seg_size; /* segment size */ 136 uint64_t m_bank_size; /* bank size */ 137 int m_segments; /* # of segments */ 138 int m_banks; /* # of banks in segment */ 139 int m_mcid; /* associated memory controller id */ 140 } mem_info_t; 141 142 #ifdef _KERNEL 143 144 extern pfn_t impl_obmem_pfnum(pfn_t); 145 146 extern int plat_mem_do_mmio(struct uio *, enum uio_rw); 147 148 #endif /* _KERNEL */ 149 150 #ifdef __cplusplus 151 } 152 #endif 153 154 #endif /* _SYS_MEM_H */ 155