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/*****************************************************************************\
* Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
* Copyright (C) 2007 The Regents of the University of California.
* Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
* Written by Brian Behlendorf <behlendorf1@llnl.gov>.
* UCRL-CODE-235197
*
* This file is part of the SPL, Solaris Porting Layer.
* For details, see <http://github.com/behlendorf/spl/>.
*
* The SPL is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* The SPL is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with the SPL. If not, see <http://www.gnu.org/licenses/>.
\*****************************************************************************/
#ifndef _SPLAT_CTL_H
#define _SPLAT_CTL_H
#include <linux/types.h>
/*
* Contains shared definitions for both user space and kernel space. To
* ensure 32-bit/64-bit interoperability over ioctl()'s only types with
* fixed sizes can be used.
*/
#define SPLAT_MAJOR 225 /* XXX - Arbitrary */
#define SPLAT_MINORS 1
#define SPLAT_NAME "splatctl"
#define SPLAT_DEV "/dev/splatctl"
#define SPLAT_NAME_SIZE 20
#define SPLAT_DESC_SIZE 60
typedef struct splat_user {
char name[SPLAT_NAME_SIZE]; /* Short name */
char desc[SPLAT_DESC_SIZE]; /* Short description */
__u32 id; /* Unique numeric id */
} splat_user_t;
#define SPLAT_CFG_MAGIC 0x15263748U
typedef struct splat_cfg {
__u32 cfg_magic; /* Unique magic */
__u32 cfg_cmd; /* Configure command */
__s32 cfg_arg1; /* Configure command arg 1 */
__s32 cfg_rc1; /* Configure response 1 */
union {
struct {
__u32 size;
splat_user_t descs[0];
} splat_subsystems;
struct {
__u32 size;
splat_user_t descs[0];
} splat_tests;
} cfg_data;
} splat_cfg_t;
#define SPLAT_CMD_MAGIC 0x9daebfc0U
typedef struct splat_cmd {
__u32 cmd_magic; /* Unique magic */
__u32 cmd_subsystem; /* Target subsystem */
__u32 cmd_test; /* Subsystem test */
__u32 cmd_data_size; /* Opaque data size */
char cmd_data_str[0]; /* Opaque data region */
} splat_cmd_t;
/* Valid ioctls */
#define SPLAT_CFG _IOWR('f', 101, splat_cfg_t)
#define SPLAT_CMD _IOWR('f', 102, splat_cmd_t)
/* Valid configuration commands */
#define SPLAT_CFG_BUFFER_CLEAR 0x001 /* Clear text buffer */
#define SPLAT_CFG_BUFFER_SIZE 0x002 /* Resize text buffer */
#define SPLAT_CFG_SUBSYSTEM_COUNT 0x101 /* Number of subsystem */
#define SPLAT_CFG_SUBSYSTEM_LIST 0x102 /* List of N subsystems */
#define SPLAT_CFG_TEST_COUNT 0x201 /* Number of tests */
#define SPLAT_CFG_TEST_LIST 0x202 /* List of N tests */
/*
* Valid subsystem and test commands are defined in each subsystem as
* SPLAT_SUBSYSTEM_*. We do need to be careful to avoid collisions, the
* currently defined subsystems are as follows:
*/
#define SPLAT_SUBSYSTEM_KMEM 0x0100
#define SPLAT_SUBSYSTEM_TASKQ 0x0200
#define SPLAT_SUBSYSTEM_KRNG 0x0300
#define SPLAT_SUBSYSTEM_MUTEX 0x0400
#define SPLAT_SUBSYSTEM_CONDVAR 0x0500
#define SPLAT_SUBSYSTEM_THREAD 0x0600
#define SPLAT_SUBSYSTEM_RWLOCK 0x0700
#define SPLAT_SUBSYSTEM_TIME 0x0800
#define SPLAT_SUBSYSTEM_VNODE 0x0900
#define SPLAT_SUBSYSTEM_KOBJ 0x0a00
#define SPLAT_SUBSYSTEM_ATOMIC 0x0b00
#define SPLAT_SUBSYSTEM_LIST 0x0c00
#define SPLAT_SUBSYSTEM_GENERIC 0x0d00
#define SPLAT_SUBSYSTEM_CRED 0x0e00
#define SPLAT_SUBSYSTEM_ZLIB 0x0f00
#define SPLAT_SUBSYSTEM_LINUX 0x1000
#define SPLAT_SUBSYSTEM_UNKNOWN 0xff00
#endif /* _SPLAT_CTL_H */
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