173 lines
2.9 KiB
C
173 lines
2.9 KiB
C
/*
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* wmfw.h - Wolfson firmware format information
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*
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* Copyright 2012 Wolfson Microelectronics plc
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*
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* Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __WMFW_H
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#define __WMFW_H
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#include <linux/types.h>
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#define WMFW_MAX_ALG_NAME 256
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#define WMFW_MAX_ALG_DESCR_NAME 256
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#define WMFW_MAX_COEFF_NAME 256
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#define WMFW_MAX_COEFF_DESCR_NAME 256
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#define WMFW_CTL_FLAG_SYS 0x8000
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#define WMFW_CTL_FLAG_VOLATILE 0x0004
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#define WMFW_CTL_FLAG_WRITEABLE 0x0002
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#define WMFW_CTL_FLAG_READABLE 0x0001
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/* Non-ALSA coefficient types start at 0x1000 */
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#define WMFW_CTL_TYPE_ACKED 0x1000 /* acked control */
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#define WMFW_CTL_TYPE_HOSTEVENT 0x1001 /* event control */
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#define WMFW_CTL_TYPE_HOST_BUFFER 0x1002 /* host buffer pointer */
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struct wmfw_header {
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char magic[4];
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__le32 len;
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__le16 rev;
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u8 core;
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u8 ver;
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} __packed;
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struct wmfw_footer {
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__le64 timestamp;
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__le32 checksum;
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} __packed;
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struct wmfw_adsp1_sizes {
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__le32 dm;
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__le32 pm;
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__le32 zm;
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} __packed;
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struct wmfw_adsp2_sizes {
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__le32 xm;
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__le32 ym;
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__le32 pm;
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__le32 zm;
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} __packed;
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struct wmfw_region {
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union {
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__be32 type;
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__le32 offset;
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};
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__le32 len;
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u8 data[];
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} __packed;
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struct wmfw_id_hdr {
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__be32 core_id;
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__be32 core_rev;
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__be32 id;
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__be32 ver;
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} __packed;
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struct wmfw_adsp1_id_hdr {
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struct wmfw_id_hdr fw;
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__be32 zm;
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__be32 dm;
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__be32 n_algs;
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} __packed;
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struct wmfw_adsp2_id_hdr {
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struct wmfw_id_hdr fw;
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__be32 zm;
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__be32 xm;
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__be32 ym;
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__be32 n_algs;
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} __packed;
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struct wmfw_alg_hdr {
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__be32 id;
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__be32 ver;
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} __packed;
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struct wmfw_adsp1_alg_hdr {
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struct wmfw_alg_hdr alg;
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__be32 zm;
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__be32 dm;
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} __packed;
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struct wmfw_adsp2_alg_hdr {
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struct wmfw_alg_hdr alg;
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__be32 zm;
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__be32 xm;
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__be32 ym;
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} __packed;
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struct wmfw_adsp_alg_data {
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__le32 id;
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u8 name[WMFW_MAX_ALG_NAME];
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u8 descr[WMFW_MAX_ALG_DESCR_NAME];
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__le32 ncoeff;
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u8 data[];
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} __packed;
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struct wmfw_adsp_coeff_data {
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struct {
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__le16 offset;
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__le16 type;
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__le32 size;
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} hdr;
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u8 name[WMFW_MAX_COEFF_NAME];
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u8 descr[WMFW_MAX_COEFF_DESCR_NAME];
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__le16 ctl_type;
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__le16 flags;
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__le32 len;
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u8 data[];
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} __packed;
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struct wmfw_coeff_hdr {
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u8 magic[4];
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__le32 len;
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union {
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__be32 rev;
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__le32 ver;
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};
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union {
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__be32 core;
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__le32 core_ver;
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};
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u8 data[];
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} __packed;
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struct wmfw_coeff_item {
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__le16 offset;
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__le16 type;
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__le32 id;
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__le32 ver;
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__le32 sr;
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__le32 len;
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u8 data[];
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} __packed;
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#define WMFW_ADSP1 1
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#define WMFW_ADSP2 2
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#define WMFW_ABSOLUTE 0xf0
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#define WMFW_ALGORITHM_DATA 0xf2
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#define WMFW_NAME_TEXT 0xfe
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#define WMFW_INFO_TEXT 0xff
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#define WMFW_ADSP1_PM 2
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#define WMFW_ADSP1_DM 3
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#define WMFW_ADSP1_ZM 4
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#define WMFW_ADSP2_PM 2
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#define WMFW_ADSP2_ZM 4
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#define WMFW_ADSP2_XM 5
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#define WMFW_ADSP2_YM 6
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#endif
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