1/*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2004-07 Applied Micro Circuits Corporation. 5 * Copyright (c) 2004-05 Vinod Kashyap. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD$ 30 */ 31 32/* 33 * AMCC'S 3ware driver for 9000 series storage controllers. 34 * 35 * Author: Vinod Kashyap 36 * Modifications by: Adam Radford 37 */ 38 39#ifndef TW_OSL_IOCTL_H 40 41#define TW_OSL_IOCTL_H 42 43/* 44 * Macros and structures for OS Layer/Common Layer handled ioctls. 45 */ 46 47#include <dev/twa/tw_cl_fwif.h> 48#include <dev/twa/tw_cl_ioctl.h> 49 50#pragma pack(1) 51/* 52 * We need the structure below to ensure that the first byte of 53 * data_buf is not overwritten by the kernel, after we return 54 * from the ioctl call. Note that cmd_pkt has been reduced 55 * to an array of 1024 bytes even though it's actually 2048 bytes 56 * in size. This is because, we don't expect requests from user 57 * land requiring 2048 (273 sg elements) byte cmd pkts. 58 */ 59typedef struct tw_osli_ioctl_no_data_buf { 60 struct tw_cl_driver_packet driver_pkt; 61 TW_VOID *pdata; /* points to data_buf */ 62 TW_INT8 padding[488 - sizeof(TW_VOID *)]; 63 struct tw_cl_command_packet cmd_pkt; 64} TW_OSLI_IOCTL_NO_DATA_BUF; 65 66#pragma pack() 67 68/* ioctl cmds handled by the OS Layer */ 69#define TW_OSL_IOCTL_SCAN_BUS \ 70 _IO('T', 200) 71#define TW_OSL_IOCTL_FIRMWARE_PASS_THROUGH \ 72 _IOWR('T', 202, TW_OSLI_IOCTL_NO_DATA_BUF) 73 74#include <sys/ioccom.h> 75 76#pragma pack(1) 77 78typedef struct tw_osli_ioctl_with_payload { 79 struct tw_cl_driver_packet driver_pkt; 80 TW_INT8 padding[488]; 81 struct tw_cl_command_packet cmd_pkt; 82 union { 83 struct tw_cl_event_packet event_pkt; 84 struct tw_cl_lock_packet lock_pkt; 85 struct tw_cl_compatibility_packet compat_pkt; 86 TW_INT8 data_buf[1]; 87 } payload; 88} TW_OSLI_IOCTL_WITH_PAYLOAD; 89 90#pragma pack() 91 92/* ioctl cmds handled by the Common Layer */ 93#define TW_CL_IOCTL_GET_FIRST_EVENT \ 94 _IOWR('T', 203, TW_OSLI_IOCTL_WITH_PAYLOAD) 95#define TW_CL_IOCTL_GET_LAST_EVENT \ 96 _IOWR('T', 204, TW_OSLI_IOCTL_WITH_PAYLOAD) 97#define TW_CL_IOCTL_GET_NEXT_EVENT \ 98 _IOWR('T', 205, TW_OSLI_IOCTL_WITH_PAYLOAD) 99#define TW_CL_IOCTL_GET_PREVIOUS_EVENT \ 100 _IOWR('T', 206, TW_OSLI_IOCTL_WITH_PAYLOAD) 101#define TW_CL_IOCTL_GET_LOCK \ 102 _IOWR('T', 207, TW_OSLI_IOCTL_WITH_PAYLOAD) 103#define TW_CL_IOCTL_RELEASE_LOCK \ 104 _IOWR('T', 208, TW_OSLI_IOCTL_WITH_PAYLOAD) 105#define TW_CL_IOCTL_GET_COMPATIBILITY_INFO \ 106 _IOWR('T', 209, TW_OSLI_IOCTL_WITH_PAYLOAD) 107 108#endif /* TW_OSL_IOCTL_H */ 109