/* from src/prism2/download/prism2dl.c
*
* utility for downloading prism2 images moved into kernelspace
*
* Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved.
* --------------------------------------------------------------------
*
* linux-wlan
*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU Public License version 2 (the "GPL"), in which
* case the provisions of the GPL are applicable instead of the
* above. If you wish to allow the use of your version of this file
* only under the terms of the GPL and not to allow others to use
* your version of this file under the MPL, indicate your decision
* by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL. If you do not delete
* the provisions above, a recipient may use your version of this
* file under either the MPL or the GPL.
*
* --------------------------------------------------------------------
*
* Inquiries regarding the linux-wlan Open Source project can be
* made directly to:
*
* AbsoluteValue Systems Inc.
* info@linux-wlan.com
* http://www.linux-wlan.com
*
* --------------------------------------------------------------------
*
* Portions of the development of this software were funded by
* Intersil Corporation as part of PRISM(R) chipset product development.
*
* --------------------------------------------------------------------
*/
/*================================================================*/
/* System Includes */
#include <linux/ihex.h>
#include <linux/slab.h>
/*================================================================*/
/* Local Constants */
#define PRISM2_USB_FWFILE "prism2_ru.fw"
MODULE_FIRMWARE(PRISM2_USB_FWFILE);
#define S3DATA_MAX 5000
#define S3PLUG_MAX 200
#define S3CRC_MAX 200
#define S3INFO_MAX 50
#define S3ADDR_PLUG (0xff000000UL)
#define S3ADDR_CRC (0xff100000UL)
#define S3ADDR_INFO (0xff200000UL)
#define S3ADDR_START (0xff400000UL)
#define CHUNKS_MAX 100
#define WRITESIZE_MAX 4096
/*================================================================*/
/* Local Types */
struct s3datarec {
u32 len;
u32 addr;
u8 checksum;
u8 *data;
};
struct s3plugrec {
u32 itemcode;
u32 addr;
u32 len;
};
struct s3crcrec {
u32 addr;
u32 len;
unsigned int dowrite;
};
struct s3inforec {
u16 len;
u16 type;
union {
hfa384x_compident_t version;
hfa384x_caplevel_t compat;
u16 buildseq;
hfa384x_compident_t platform;
} info;
};
struct pda {
u8 buf[HFA384x_PDA_LEN_MAX];
hfa384x_pdrec_t *rec[HFA384x_PDA_RECS_MAX];
unsigned int nrec;
};
struct imgchunk {
u32 addr; /* start address */
u32 len; /* in bytes */
u16 crc; /* CRC value (if it falls at a chunk boundary) */
u8 *data;
};
/*================================================================*/
/* Local Static Definitions */
/*----------------------------------------------------------------*/
/* s-record image processing */
/* Data records */
static unsigned int ns3data;
static struct s3datarec s3data[S3DATA_MAX];
/* Plug records */
static unsigned int ns3plug;
static struct s3plugrec s3plug[S3PLUG_MAX];
/* CRC records */
static unsigned int ns3crc;
static struct s3crcrec s3crc[S3CRC_MAX];
/* Info records */
static unsigned int ns3info;
static struct s3inforec s3info[S3INFO_MAX];
/* S7 record (there _better_ be only one) */
static u32 startaddr;
/* Load image chunks */
static unsigned int nfchunks;
static struct imgchunk fchunk[CHUNKS_MAX];
/* Note that for the following pdrec_t arrays, the len and code */
/* fields are stored in HOST byte order. The mkpdrlist() function */
/* does the conversion. */
/*----------------------------------------------------------------*/
/* PDA, built from [card|newfile]+[addfile1+addfile2...] */
static struct pda pda;
static hfa384x_compident_t nicid;
static hfa384x_caplevel_t rfid;
static hfa384x_caplevel_t macid;
static hfa384x_caplevel_t priid;
/*================================================================*/
/* Local Function Declarations */
static int prism2_fwapply(const struct ihex_binrec *rfptr,
wlandevice_t *wlandev);
static int read_fwfile(const struct ihex_binrec *rfptr);
stat