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