* firmware cutter for broadcom 43xx wireless driver files
*
* Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
- * 2005-2007 Michael Buesch <mb@bu3sch.de>
+ * 2005-2007 Michael Buesch <m@bues.ch>
* 2005 Alex Beregszaszi
* 2007 Johannes Berg <johannes@sipsolutions.net>
*
#include <sys/stat.h>
#include <sys/types.h>
-#ifdef __DragonFly__
+#if defined(__DragonFly__) || defined(__FreeBSD__)
#include <sys/endian.h>
#else
#include <byteswap.h>
#include "fwcutter.h"
#include "fwcutter_list.h"
-#ifdef __DragonFly__
+#if defined(__DragonFly__) || defined(__FreeBSD__)
#define V3_FW_DIRNAME "v3"
#define V4_FW_DIRNAME "v4"
#else
return !(f->flags & FW_FLAG_UNSUPPORTED) || cmdargs.unsupported;
}
-/* Convert a CPU-endian 16bit integer to Big-Endian */
-static be16_t to_be16(uint16_t v)
-{
- uint8_t ret[2];
-
- ret[0] = (v & 0xFF00) >> 8;
- ret[1] = (v & 0x00FF);
-
- return *((be16_t *)ret);
-}
-
-#if 0
/* Convert a Big-Endian 16bit integer to CPU-endian */
static uint16_t from_be16(be16_t v)
{
return ret;
}
-#endif
-/* Convert a CPU-endian 32bit integer to Big-Endian */
-static be32_t to_be32(uint32_t v)
+/* Convert a CPU-endian 16bit integer to Big-Endian */
+static be16_t to_be16(uint16_t v)
{
- uint8_t ret[4];
-
- ret[0] = (v & 0xFF000000) >> 24;
- ret[1] = (v & 0x00FF0000) >> 16;
- ret[2] = (v & 0x0000FF00) >> 8;
- ret[3] = (v & 0x000000FF);
-
- return *((be32_t *)ret);
+ return (be16_t)from_be16((be16_t)v);
}
/* Convert a Big-Endian 32bit integer to CPU-endian */
return ret;
}
+/* Convert a CPU-endian 32bit integer to Big-Endian */
+static be32_t to_be32(uint32_t v)
+{
+ return (be32_t)from_be32((be32_t)v);
+}
+
/* tiny disassembler */
static void print_ucode_version(struct insn *insn)
{
"<ID>\t"
"<MD5 checksum>\n\n");
/* print for legacy driver first */
- for (i = 0; i < FILES; i++)
+ for (i = 0; i < ARRAY_SIZE(files); i++)
if (file_ok(&files[i]) && !(files[i].flags & FW_FLAG_V4))
print_file(&files[i]);
- for (i = 0; i < FILES; i++)
+ for (i = 0; i < ARRAY_SIZE(files); i++)
if (file_ok(&files[i]) && files[i].flags & FW_FLAG_V4)
print_file(&files[i]);
printf("\n");
signature[8], signature[9], signature[10], signature[11],
signature[12], signature[13], signature[14], signature[15]);
- for (i = 0; i < FILES; ++i) {
+ for (i = 0; i < ARRAY_SIZE(files); i++) {
if (file_ok(&files[i]) &&
strcasecmp(md5sig, files[i].md5) == 0) {
printf("This file is recognised as:\n");
+ printf(" ID : %s\n", files[i].id);
printf(" filename : %s\n", files[i].name);
printf(" version : %s\n", files[i].ucode_version);
printf(" MD5 : %s\n", files[i].md5);
static void print_usage(int argc, char *argv[])
{
print_banner();
- printf("\nUsage: %s [OPTION] [driver.sys]\n", argv[0]);
+ printf("\nA tool to extract firmware for a Broadcom 43xx device\n");
+ printf("from a proprietary Broadcom 43xx device driver file.\n");
+ printf("\nUsage: %s [OPTION] [proprietary-driver-file]\n", argv[0]);
printf(" --unsupported "
"Allow working on extractable but unsupported drivers\n");
printf(" -l|--list "
"Print b43-fwcutter version\n");
printf(" -h|--help "
"Print this help\n");
- printf("\nExample: %s bcmwl5.sys\n"
- " to extract the firmware blobs from bcmwl5.sys\n",
+ printf("\nExample: %s -w /lib/firmware wl_apsta.o\n"
+ " to extract the firmware blobs from wl_apsta.o and store\n"
+ " the resulting firmware in /lib/firmware\n",
argv[0]);
}