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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_MEM_H
#define _SYS_MEM_H
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/types.h>
#include <sys/uio.h>
/*
* Memory Device Minor Numbers
*/
#define M_MEM 0 /* /dev/mem - physical main memory */
#define M_KMEM 1 /* /dev/kmem - virtual kernel memory */
#define M_NULL 2 /* /dev/null - EOF & Rathole */
#define M_ALLKMEM 3 /* /dev/allkmem - virtual kernel memory & I/O */
#define M_ZERO 12 /* /dev/zero - source of private memory */
/*
* Private ioctl for libkvm: translate virtual address to physical address.
*/
#define MEM_VTOP (('M' << 8) | 0x01)
typedef struct mem_vtop {
struct as *m_as;
void *m_va;
pfn_t m_pfn;
} mem_vtop_t;
#if defined(_SYSCALL32)
typedef struct mem_vtop32 {
uint32_t m_as;
uint32_t m_va;
uint32_t m_pfn;
} mem_vtop32_t;
#endif
/*
* Private ioctls for fmd(1M). These interfaces are Sun Private. Applications
* and drivers should not make use of these interfaces: they can change without
* notice and programs that consume them will fail to run on future releases.
*/
#define MEM_NAME (('M' << 8) | 0x04)
#define MEM_INFO (('M' << 8) | 0x05)
#define MEM_PAGE_RETIRE (('M' << 8) | 0x02)
#define MEM_PAGE_ISRETIRED (('M' << 8) | 0x03)
#define MEM_PAGE_UNRETIRE (('M' << 8) | 0x06)
#define MEM_PAGE_GETERRORS (('M' << 8) | 0x07)
#define MEM_PAGE_RETIRE_MCE (('M' << 8) | 0x08)
#define MEM_PAGE_RETIRE_UE (('M' << 8) | 0x09)
#define MEM_PAGE_RETIRE_TEST (('M' << 8) | 0x0A)
#define MEM_SID (('M' << 8) | 0x0B)
/*
* Bits returned from MEM_PAGE_GETERRORS ioctl for use by fmd(1M).
*/
#define MEM_PAGE_ERR_NONE 0x0
#define MEM_PAGE_ERR_MULTI_CE 0x1
#define MEM_PAGE_ERR_UE 0x2
#define MEM_PAGE_ERR_FMA_REQ 0x8
#define MEM_FMRI_MAX_BUFSIZE 8192 /* maximum allowed packed FMRI size */
typedef struct mem_name {
uint64_t m_addr; /* memory address */
uint64_t m_synd; /* architecture-specific syndrome */
uint64_t m_type[2]; /* architecture-specific type */
caddr_t m_name; /* memory name buffer */
size_t m_namelen; /* memory name buffer length */
caddr_t m_sid; /* memory serial id buffer */
size_t m_sidlen; /* memory serial id buffer length */
} mem_name_t;
#if defined(_SYSCALL32)
typedef struct mem_name32 {
uint64_t m_addr;
uint64_t m_synd;
uint64_t m_type[2];
caddr32_t m_name;
size32_t m_namelen;
caddr32_t m_sid;
size32_t m_sidlen;
} mem_name32_t;
#endif /* _SYSCALL32 */
typedef struct mem_info {
uint64_t m_addr; /* memory address */
uint64_t m_synd; /* architecture-specific syndrome */
uint64_t m_mem_size; /* total memory size */
uint64_t m_seg_size; /* segment size */
uint64_t m_bank_size; /* bank size */
int m_segments; /* # of segments */
int m_banks; /* # of banks in segment */
int m_mcid; /* associated memory controller id */
} mem_info_t;
#ifdef _KERNEL
extern pfn_t impl_obmem_pfnum(pfn_t);
extern int plat_mem_do_mmio(struct uio *, enum uio_rw);
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_MEM_H */
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