diff options
Diffstat (limited to 'drivers/net/wireless/bcmdhd_1363/include/trxhdr.h')
| -rw-r--r-- | drivers/net/wireless/bcmdhd_1363/include/trxhdr.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd_1363/include/trxhdr.h b/drivers/net/wireless/bcmdhd_1363/include/trxhdr.h new file mode 100644 index 000000000000..50cd3c1ac952 --- /dev/null +++ b/drivers/net/wireless/bcmdhd_1363/include/trxhdr.h @@ -0,0 +1,95 @@ +/* + * TRX image file header format. + * + * Copyright (C) 1999-2017, Broadcom Corporation + * + * Unless you and Broadcom execute a separate written software license + * agreement governing use of this software, this software is licensed to you + * under the terms of the GNU General Public License version 2 (the "GPL"), + * available at http://www.broadcom.com/licenses/GPLv2.php, with the + * following added to such license: + * + * As a special exception, the copyright holders of this software give you + * permission to link this software with independent modules, and to copy and + * distribute the resulting executable under terms of your choice, provided that + * you also meet, for each linked independent module, the terms and conditions of + * the license of that module. An independent module is a module which is not + * derived from this software. The special exception does not apply to any + * modifications of the software. + * + * Notwithstanding the above, under no circumstances may you combine this + * software in any way with any other Broadcom software provided under a license + * other than the GPL, without Broadcom's express prior written consent. + * + * + * <<Broadcom-WL-IPTag/Open:>> + * + * $Id: trxhdr.h 520026 2014-12-10 01:29:40Z $ + */ + +#ifndef _TRX_HDR_H +#define _TRX_HDR_H + +#include <typedefs.h> + +#define TRX_MAGIC 0x30524448 /* "HDR0" */ +#define TRX_MAX_LEN 0x3B0000 /* Max length */ +#define TRX_NO_HEADER 1 /* Do not write TRX header */ +#define TRX_GZ_FILES 0x2 /* Contains up to TRX_MAX_OFFSET individual gzip files */ +#define TRX_EMBED_UCODE 0x8 /* Trx contains embedded ucode image */ +#define TRX_ROMSIM_IMAGE 0x10 /* Trx contains ROM simulation image */ +#define TRX_UNCOMP_IMAGE 0x20 /* Trx contains uncompressed rtecdc.bin image */ +#define TRX_BOOTLOADER 0x40 /* the image is a bootloader */ + +#define TRX_V1 1 +#define TRX_V1_MAX_OFFSETS 3 /* V1: Max number of individual files */ + +#ifndef BCMTRXV2 +#define TRX_VERSION TRX_V1 /* Version 1 */ +#define TRX_MAX_OFFSET TRX_V1_MAX_OFFSETS +#endif + +/* BMAC Host driver/application like bcmdl need to support both Ver 1 as well as + * Ver 2 of trx header. To make it generic, trx_header is structure is modified + * as below where size of "offsets" field will vary as per the TRX version. + * Currently, BMAC host driver and bcmdl are modified to support TRXV2 as well. + * To make sure, other applications like "dhdl" which are yet to be enhanced to support + * TRXV2 are not broken, new macro and structure defintion take effect only when BCMTRXV2 + * is defined. + */ +struct trx_header { + uint32 magic; /* "HDR0" */ + uint32 len; /* Length of file including header */ + uint32 crc32; /* 32-bit CRC from flag_version to end of file */ + uint32 flag_version; /* 0:15 flags, 16:31 version */ +#ifndef BCMTRXV2 + uint32 offsets[TRX_MAX_OFFSET]; /* Offsets of partitions from start of header */ +#else + uint32 offsets[1]; /* Offsets of partitions from start of header */ +#endif +}; + +#ifdef BCMTRXV2 +#define TRX_VERSION TRX_V2 /* Version 2 */ +#define TRX_MAX_OFFSET TRX_V2_MAX_OFFSETS + +#define TRX_V2 2 +/* V2: Max number of individual files + * To support SDR signature + Config data region + */ +#define TRX_V2_MAX_OFFSETS 5 +#define SIZEOF_TRXHDR_V1 (sizeof(struct trx_header)+(TRX_V1_MAX_OFFSETS-1)*sizeof(uint32)) +#define SIZEOF_TRXHDR_V2 (sizeof(struct trx_header)+(TRX_V2_MAX_OFFSETS-1)*sizeof(uint32)) +#define TRX_VER(trx) ((trx)->flag_version>>16) +#define ISTRX_V1(trx) (TRX_VER(trx) == TRX_V1) +#define ISTRX_V2(trx) (TRX_VER(trx) == TRX_V2) +/* For V2, return size of V2 size: others, return V1 size */ +#define SIZEOF_TRX(trx) (ISTRX_V2(trx) ? SIZEOF_TRXHDR_V2: SIZEOF_TRXHDR_V1) +#else +#define SIZEOF_TRX(trx) (sizeof(struct trx_header)) +#endif /* BCMTRXV2 */ + +/* Compatibility */ +typedef struct trx_header TRXHDR, *PTRXHDR; + +#endif /* _TRX_HDR_H */ |