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46c685d0c4
were added to cover the 3 possible APIs from 2.6.9 to 2.6.26. We attempt to use the newest interfaces and if not available fallback to the oldest. This a rework of some changes proposed by Ricardo for RHEL4. git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@150 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c
95 lines
3.1 KiB
C
95 lines
3.1 KiB
C
/*
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* This file is part of the SPL: Solaris Porting Layer.
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*
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* Copyright (c) 2008 Lawrence Livermore National Security, LLC.
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* Produced at Lawrence Livermore National Laboratory
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* Written by:
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* Brian Behlendorf <behlendorf1@llnl.gov>,
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* Herb Wartens <wartens2@llnl.gov>,
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* Jim Garlick <garlick@llnl.gov>
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* UCRL-CODE-235197
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*
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* This is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef _SPLAT_CTL_H
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#define _SPLAT_CTL_H
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/* Contains shared definitions which both the userspace
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* and kernelspace portions of splat must agree on.
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*/
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#define SPLAT_MAJOR 229 /* XXX - Arbitrary */
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#define SPLAT_MINORS 1
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#define SPLAT_NAME "splatctl"
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#define SPLAT_DEV "/dev/splatctl"
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#define SPLAT_NAME_SIZE 12
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#define SPLAT_DESC_SIZE 60
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typedef struct splat_user {
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char name[SPLAT_NAME_SIZE]; /* short name */
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char desc[SPLAT_DESC_SIZE]; /* short description */
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int id; /* unique numeric id */
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} splat_user_t;
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#define SPLAT_CFG_MAGIC 0x15263748U
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typedef struct splat_cfg {
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unsigned int cfg_magic; /* Unique magic */
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int cfg_cmd; /* Config command */
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int cfg_arg1; /* Config command arg 1 */
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int cfg_rc1; /* Config response 1 */
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union {
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struct {
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int size;
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splat_user_t descs[0];
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} splat_subsystems;
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struct {
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int size;
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splat_user_t descs[0];
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} splat_tests;
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} cfg_data;
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} splat_cfg_t;
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#define SPLAT_CMD_MAGIC 0x9daebfc0U
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typedef struct splat_cmd {
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unsigned int cmd_magic; /* Unique magic */
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int cmd_subsystem; /* Target subsystem */
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int cmd_test; /* Subsystem test */
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int cmd_data_size; /* Extra opaque data */
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char cmd_data_str[0]; /* Opaque data region */
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} splat_cmd_t;
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/* Valid ioctls */
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#define SPLAT_CFG _IOWR('f', 101, long)
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#define SPLAT_CMD _IOWR('f', 102, long)
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/* Valid configuration commands */
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#define SPLAT_CFG_BUFFER_CLEAR 0x001 /* Clear text buffer */
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#define SPLAT_CFG_BUFFER_SIZE 0x002 /* Resize text buffer */
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#define SPLAT_CFG_SUBSYSTEM_COUNT 0x101 /* Number of subsystem */
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#define SPLAT_CFG_SUBSYSTEM_LIST 0x102 /* List of N subsystems */
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#define SPLAT_CFG_TEST_COUNT 0x201 /* Number of tests */
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#define SPLAT_CFG_TEST_LIST 0x202 /* List of N tests */
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/* Valid subsystem and test commands defined in each subsystem, we do
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* need to be careful to avoid colisions. That alone may argue to define
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* them all here, for now we just define the global error codes.
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*/
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#define SPLAT_SUBSYSTEM_UNKNOWN 0xF00
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#define SPLAT_TEST_UNKNOWN 0xFFF
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#endif /* _SPLAT_CTL_H */
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