122 lines
3.7 KiB
C
122 lines
3.7 KiB
C
/*
|
|
* This file is part of the ZFS Linux port.
|
|
*
|
|
* Copyright (c) 2008 Lawrence Livermore National Security, LLC.
|
|
* Produced at Lawrence Livermore National Laboratory
|
|
* Written by:
|
|
* Brian Behlendorf <behlendorf1@llnl.gov>,
|
|
* Herb Wartens <wartens2@llnl.gov>,
|
|
* Jim Garlick <garlick@llnl.gov>
|
|
* LLNL-CODE-403049
|
|
*
|
|
* CDDL HEADER START
|
|
*
|
|
* The contents of this file are subject to the terms of the
|
|
* Common Development and Distribution License, Version 1.0 only
|
|
* (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
|
|
*/
|
|
|
|
#ifndef _ZPIOS_CTL_H
|
|
#define _ZPIOS_CTL_H
|
|
|
|
/* Contains shared definitions which both the userspace
|
|
* and kernelspace portions of zpios must agree on.
|
|
*/
|
|
#ifndef _KERNEL
|
|
#include <stdint.h>
|
|
#endif
|
|
|
|
#define ZPIOS_MAJOR 232 /* XXX - Arbitrary */
|
|
#define ZPIOS_MINORS 1
|
|
#define ZPIOS_DEV "/dev/zpios"
|
|
|
|
#define DMU_IO 0x01
|
|
|
|
#define DMU_WRITE 0x01
|
|
#define DMU_READ 0x02
|
|
#define DMU_VERIFY 0x04
|
|
#define DMU_REMOVE 0x08
|
|
#define DMU_FPP 0x10
|
|
#define DMU_WRITE_ZC 0x20 /* Incompatible with DMU_VERIFY */
|
|
#define DMU_READ_ZC 0x40 /* Incompatible with DMU_VERIFY */
|
|
#define DMU_WRITE_NOWAIT 0x80
|
|
|
|
#define ZPIOS_NAME_SIZE 16
|
|
#define ZPIOS_PATH_SIZE 128
|
|
|
|
#define PHASE_PRE "pre"
|
|
#define PHASE_POST "post"
|
|
#define PHASE_WRITE "write"
|
|
#define PHASE_READ "read"
|
|
|
|
#define ZPIOS_CFG_MAGIC 0x87237190U
|
|
typedef struct zpios_cfg {
|
|
uint32_t cfg_magic; /* Unique magic */
|
|
int32_t cfg_cmd; /* Config command */
|
|
int32_t cfg_arg1; /* Config command arg 1 */
|
|
int32_t cfg_rc1; /* Config response 1 */
|
|
} zpios_cfg_t;
|
|
|
|
typedef struct zpios_time {
|
|
struct timespec start;
|
|
struct timespec stop;
|
|
struct timespec delta;
|
|
} zpios_time_t;
|
|
|
|
typedef struct zpios_stats {
|
|
zpios_time_t total_time;
|
|
zpios_time_t cr_time;
|
|
zpios_time_t rm_time;
|
|
zpios_time_t wr_time;
|
|
zpios_time_t rd_time;
|
|
uint64_t wr_data;
|
|
uint64_t wr_chunks;
|
|
uint64_t rd_data;
|
|
uint64_t rd_chunks;
|
|
} zpios_stats_t;
|
|
|
|
#define ZPIOS_CMD_MAGIC 0x49715385U
|
|
typedef struct zpios_cmd {
|
|
uint32_t cmd_magic; /* Unique magic */
|
|
uint32_t cmd_id; /* Run ID */
|
|
char cmd_pool[ZPIOS_NAME_SIZE]; /* Pool name */
|
|
uint64_t cmd_chunk_size; /* Chunk size */
|
|
uint32_t cmd_thread_count; /* Thread count */
|
|
uint32_t cmd_region_count; /* Region count */
|
|
uint64_t cmd_region_size; /* Region size */
|
|
uint64_t cmd_offset; /* Region offset */
|
|
uint32_t cmd_region_noise; /* Region noise */
|
|
uint32_t cmd_chunk_noise; /* Chunk noise */
|
|
uint32_t cmd_thread_delay; /* Thread delay */
|
|
uint32_t cmd_flags; /* Test flags */
|
|
char cmd_pre[ZPIOS_PATH_SIZE]; /* Pre-exec hook */
|
|
char cmd_post[ZPIOS_PATH_SIZE]; /* Post-exec hook */
|
|
char cmd_log[ZPIOS_PATH_SIZE]; /* Requested log dir */
|
|
uint64_t cmd_data_size; /* Opaque data size */
|
|
char cmd_data_str[0]; /* Opaque data region */
|
|
} zpios_cmd_t;
|
|
|
|
/* Valid ioctls */
|
|
#define ZPIOS_CFG _IOWR('f', 101, long)
|
|
#define ZPIOS_CMD _IOWR('f', 102, long)
|
|
|
|
/* Valid configuration commands */
|
|
#define ZPIOS_CFG_BUFFER_CLEAR 0x001 /* Clear text buffer */
|
|
#define ZPIOS_CFG_BUFFER_SIZE 0x002 /* Resize text buffer */
|
|
|
|
#endif /* _ZPIOS_CTL_H */
|