drivers/net/wireless/iwmc3200wifi/fw.h

   1 /*
   2  * Intel Wireless Multicomm 3200 WiFi driver
   3  *
   4  * Copyright (C) 2009 Intel Corporation. All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  *   * Redistributions of source code must retain the above copyright
  11  *     notice, this list of conditions and the following disclaimer.
  12  *   * Redistributions in binary form must reproduce the above copyright
  13  *     notice, this list of conditions and the following disclaimer in
  14  *     the documentation and/or other materials provided with the
  15  *     distribution.
  16  *   * Neither the name of Intel Corporation nor the names of its
  17  *     contributors may be used to endorse or promote products derived
  18  *     from this software without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  24  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  25  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  26  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  30  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  *
  32  *
  33  * Intel Corporation <ilw@linux.intel.com>
  34  * Samuel Ortiz <samuel.ortiz@intel.com>
  35  * Zhu Yi <yi.zhu@intel.com>
  36  *
  37  */
  38
  39 #ifndef __IWM_FW_H__
  40 #define __IWM_FW_H__
  41
  42 /**
  43  * struct iwm_fw_hdr_rec - An iwm firmware image is a
  44  * concatenation of various records. Each of them is
  45  * defined by an ID (aka op code), a length, and the
  46  * actual data.
  47  * @op_code: The record ID, see IWM_HDR_REC_OP_*
  48  *
  49  * @len: The record payload length
  50  *
  51  * @buf: The record payload
  52  */
  53 struct iwm_fw_hdr_rec {
  54         u16 op_code;
  55         u16 len;
  56         u8 buf[0];
  57 };
  58
  59 /* Header's definitions */
  60 #define IWM_HDR_LEN                          (512)
  61 #define IWM_HDR_BARKER_LEN                   (16)
  62
  63 /* Header's opcodes */
  64 #define IWM_HDR_REC_OP_INVALID             (0x00)
  65 #define IWM_HDR_REC_OP_BUILD_DATE          (0x01)
  66 #define IWM_HDR_REC_OP_BUILD_TAG           (0x02)
  67 #define IWM_HDR_REC_OP_SW_VER              (0x03)
  68 #define IWM_HDR_REC_OP_HW_SKU              (0x04)
  69 #define IWM_HDR_REC_OP_BUILD_OPT           (0x05)
  70 #define IWM_HDR_REC_OP_MEM_DESC            (0x06)
  71 #define IWM_HDR_REC_USERDEFS               (0x07)
  72
  73 /* Header's records length (in bytes) */
  74 #define IWM_HDR_REC_LEN_BUILD_DATE           (4)
  75 #define IWM_HDR_REC_LEN_BUILD_TAG            (64)
  76 #define IWM_HDR_REC_LEN_SW_VER               (4)
  77 #define IWM_HDR_REC_LEN_HW_SKU               (4)
  78 #define IWM_HDR_REC_LEN_BUILD_OPT            (4)
  79 #define IWM_HDR_REC_LEN_MEM_DESC             (12)
  80 #define IWM_HDR_REC_LEN_USERDEF              (64)
  81
  82 #define IWM_BUILD_YEAR(date) ((date >> 16) & 0xffff)
  83 #define IWM_BUILD_MONTH(date) ((date >> 8) & 0xff)
  84 #define IWM_BUILD_DAY(date) (date & 0xff)
  85
  86 struct iwm_fw_img_desc {
  87         u32 offset;
  88         u32 address;
  89         u32 length;
  90 };
  91
  92 struct iwm_fw_img_ver {
  93         u8 minor;
  94         u8 major;
  95         u16 reserved;
  96 };
  97
  98 int iwm_load_fw(struct iwm_priv *iwm);
  99
 100 #endif