sound/soc/codecs/wmfw.h

   1 /*
   2  * wmfw.h - Wolfson firmware format information
   3  *
   4  * Copyright 2012 Wolfson Microelectronics plc
   5  *
   6  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #ifndef __WMFW_H
  14 #define __WMFW_H
  15
  16 #include <linux/types.h>
  17
  18 struct wmfw_header {
  19         char magic[4];
  20         __le32 len;
  21         __le16 rev;
  22         u8 core;
  23         u8 ver;
  24 } __packed;
  25
  26 struct wmfw_footer {
  27         __le64 timestamp;
  28         __le32 checksum;
  29 } __packed;
  30
  31 struct wmfw_adsp1_sizes {
  32         __le32 dm;
  33         __le32 pm;
  34         __le32 zm;
  35 } __packed;
  36
  37 struct wmfw_adsp2_sizes {
  38         __le32 xm;
  39         __le32 ym;
  40         __le32 pm;
  41         __le32 zm;
  42 } __packed;
  43
  44 struct wmfw_region {
  45         union {
  46                 __be32 type;
  47                 __le32 offset;
  48         };
  49         __le32 len;
  50         u8 data[];
  51 } __packed;
  52
  53 struct wmfw_id_hdr {
  54         __be32 core_id;
  55         __be32 core_rev;
  56         __be32 id;
  57         __be32 ver;
  58 } __packed;
  59
  60 struct wmfw_adsp1_id_hdr {
  61         struct wmfw_id_hdr fw;
  62         __be32 zm;
  63         __be32 dm;
  64         __be32 algs;
  65 } __packed;
  66
  67 struct wmfw_adsp2_id_hdr {
  68         struct wmfw_id_hdr fw;
  69         __be32 zm;
  70         __be32 xm;
  71         __be32 ym;
  72         __be32 algs;
  73 } __packed;
  74
  75 struct wmfw_alg_hdr {
  76         __be32 id;
  77         __be32 ver;
  78 } __packed;
  79
  80 struct wmfw_adsp1_alg_hdr {
  81         struct wmfw_alg_hdr alg;
  82         __be32 zm;
  83         __be32 dm;
  84 } __packed;
  85
  86 struct wmfw_adsp2_alg_hdr {
  87         struct wmfw_alg_hdr alg;
  88         __be32 zm;
  89         __be32 xm;
  90         __be32 ym;
  91 } __packed;
  92
  93 struct wmfw_coeff_hdr {
  94         u8 magic[4];
  95         __le32 len;
  96         __le32 ver;
  97         u8 data[];
  98 } __packed;
  99
 100 struct wmfw_coeff_item {
 101         union {
 102                 __be32 type;
 103                 __le32 offset;
 104         };
 105         __le32 id;
 106         __le32 ver;
 107         __le32 sr;
 108         __le32 len;
 109         u8 data[];
 110 } __packed;
 111
 112 #define WMFW_ADSP1 1
 113 #define WMFW_ADSP2 2
 114
 115 #define WMFW_ABSOLUTE  0xf0
 116 #define WMFW_NAME_TEXT 0xfe
 117 #define WMFW_INFO_TEXT 0xff
 118
 119 #define WMFW_ADSP1_PM 2
 120 #define WMFW_ADSP1_DM 3
 121 #define WMFW_ADSP1_ZM 4
 122
 123 #define WMFW_ADSP2_PM 2
 124 #define WMFW_ADSP2_ZM 4
 125 #define WMFW_ADSP2_XM 5
 126 #define WMFW_ADSP2_YM 6
 127
 128 #endif