Add firmware generation for other Compex boards based on myloader, thanks to Juhos Gabor !

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6640 3c298f89-4303-0410-b956-a3cf2f4a3e73

2 files changed, 1344 insertions, 0 deletions

diff --git a/tools/firmware-utils/src/mkmylofw.c b/tools/firmware-utils/src/mkmylofw.c
new file mode 100644
index 0000000000..b432cbc1d1
--- /dev/null
+++ b/tools/firmware-utils/src/mkmylofw.c
@@ -0,0 +1,1187 @@
+/*
+ *  Copyright (C) 2006,2007 Gabor Juhos
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>     /* for unlink() */
+#include <libgen.h>
+#include <getopt.h>     /* for getopt() */
+#include <stdarg.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <endian.h>     /* for __BYTE_ORDER */
+
+#if defined(__CYGWIN__)
+#  include <byteswap.h>
+#endif
+
+#if (__BYTE_ORDER == __LITTLE_ENDIAN)
+#  define HOST_TO_LE16(x)	(x)
+#  define HOST_TO_LE32(x)	(x)
+#else
+#  define HOST_TO_LE16(x)	bswap_16(x)
+#  define HOST_TO_LE32(x)	bswap_32(x)
+#endif
+
+#include "myloader.h"
+
+#define MAX_FW_BLOCKS  	32
+#define MAX_ARG_COUNT   32
+#define MAX_ARG_LEN     1024
+#define FILE_BUF_LEN    (16*1024)
+
+struct fw_block {
+	uint32_t	addr;
+	uint32_t	blocklen; /* length of the block */
+	uint32_t	flags;
+
+	char		*name;  /* name of the file */
+	uint32_t	size;  	/* length of the file */
+	uint32_t	crc;    /* crc value of the file */
+};
+
+#define BLOCK_FLAG_HAVEHDR    0x0001
+
+struct cpx_board {
+	char		*model; /* model number*/
+	char		*name;	/* model name*/
+	char		*desc;  /* description */
+	uint16_t        vid;    /* vendor id */
+	uint16_t        did;    /* device id */
+	uint16_t        svid;   /* sub vendor id */
+	uint16_t        sdid;   /* sub device id */
+	uint32_t        flash_size;     /* size of flash */
+};
+
+#define BOARD(_vid, _did, _svid, _sdid, _flash, _mod, _name, _desc) {		\
+	.model = _mod, .name = _name, .desc = _desc,   				\
+	.vid = _vid, .did = _did, .svid = _svid, .sdid = _sdid,         \
+	.flash_size = (_flash << 20)	}
+
+#define CPX_BOARD(_did, _flash, _mod, _name, _desc) \
+	BOARD(VENID_COMPEX, _did, VENID_COMPEX, _did, _flash, _mod, _name, _desc)
+
+char	*progname;
+char	*ofname = NULL;
+
+uint32_t flash_size = 0;
+int	fw_num_partitions = 0;
+int	fw_num_blocks = 0;
+int	verblevel = 0;
+
+struct mylo_fw_header fw_header;
+struct mylo_partition fw_partitions[MYLO_MAX_PARTITIONS];
+struct fw_block fw_blocks[MAX_FW_BLOCKS];
+
+struct cpx_board boards[] = {
+	CPX_BOARD(DEVID_COMPEX_NP18A, 4,
+		"NP18A", "Compex NetPassage 18A",
+		"Dualband Wireless A+G Internet Gateway"),
+	CPX_BOARD(DEVID_COMPEX_NP26G8M, 2,
+		"NP26G8M", "Compex NetPassage 26G (8M)",
+		"Wireless-G Broadband Multimedia Gateway"),
+	CPX_BOARD(DEVID_COMPEX_NP26G16M, 4,
+		"NP26G16M", "Compex NetPassage 26G (16M)",
+		"Wireless-G Broadband Multimedia Gateway"),
+	CPX_BOARD(DEVID_COMPEX_NP27G, 4,
+		"NP27G", "Compex NetPassage 27G",
+		"Wireless-G 54Mbps eXtended Range Router"),
+	CPX_BOARD(DEVID_COMPEX_NP28G, 4,
+		"NP28G", "Compex NetPassage 28G",
+		"Wireless 108Mbps Super-G XR Multimedia Router with 4 USB Ports"),
+	CPX_BOARD(DEVID_COMPEX_NP28GHS, 4,
+		"NP28GHS", "Compex NetPassage 28G (HotSpot)",
+		"HotSpot Solution"),
+	CPX_BOARD(DEVID_COMPEX_WP18, 4,
+		"WP18", "Compex NetPassage WP18",
+		"Wireless-G 54Mbps A+G Dualband Access Point"),
+	CPX_BOARD(DEVID_COMPEX_WP54G, 4,
+		"WP54G", "Compex WP54G",
+		"Wireless-G 54Mbps XR Access Point"),
+	CPX_BOARD(DEVID_COMPEX_WP54Gv1C, 2,
+		"WP54Gv1C", "Compex WP54G rev.1C",
+		"Wireless-G 54Mbps XR Access Point"),
+	CPX_BOARD(DEVID_COMPEX_WP54AG, 4,
+		"WP54AG", "Compex WP54AG",
+		"Wireless-AG 54Mbps XR Access Point"),
+	CPX_BOARD(DEVID_COMPEX_WPP54G, 4,
+		"WPP54G", "Compex WPP54G",
+		"Outdoor Access Point"),
+	CPX_BOARD(DEVID_COMPEX_WPP54AG, 4,
+		"WPP54AG", "Compex WPP54AG",
+		"Outdoor Access Point"),
+	{.model = NULL}
+};
+
+void
+errmsgv(int syserr, const char *fmt, va_list arg_ptr)
+{
+	int save = errno;
+
+	fflush(0);
+	fprintf(stderr, "[%s] Error: ", progname);
+	vfprintf(stderr, fmt, arg_ptr);
+	if (syserr != 0) {
+		fprintf(stderr, ": %s", strerror(save));
+	}
+	fprintf(stderr, "\n");
+}
+
+void
+errmsg(int syserr, const char *fmt, ...)
+{
+	va_list arg_ptr;
+	va_start(arg_ptr, fmt);
+	errmsgv(syserr, fmt, arg_ptr);
+	va_end(arg_ptr);
+}
+
+void
+dbgmsg(int level, const char *fmt, ...)
+{
+	va_list arg_ptr;
+	if (verblevel >= level) {
+		fflush(0);
+		va_start(arg_ptr, fmt);
+		vfprintf(stderr, fmt, arg_ptr);
+		fprintf(stderr, "\n");
+		va_end(arg_ptr);
+	}
+}
+
+
+void
+usage(int status)
+{
+	FILE *stream = (status != EXIT_SUCCESS) ? stderr : stdout;
+	struct cpx_board *board;
+
+	fprintf(stream, "Usage: %s [OPTION...] <file>\n", progname);
+	fprintf(stream,
+"\n"
+"  <file>          write output to the <file>\n"
+"\n"
+"Options:\n"
+"  -B <board>      create firmware for the board specified with <board>.\n"
+"                  This option set vendor id, device id, subvendor id,\n"
+"                  subdevice id, and flash size options to the right value.\n"
+"                  valid <board> values:\n");
+	for (board = boards; board->model != NULL; board++){
+		fprintf(stream,
+"                      %-12s: %s\n",
+		 board->model, board->name);
+	};
+	fprintf(stream,
+"  -i <vid>:<did>[:<svid>[:<sdid>]]\n"
+"                  create firmware for board with vendor id <vid>, device\n"
+"                  id <did>, subvendor id <svid> and subdevice id <sdid>.\n"
+"  -r <rev>        set board revision to <rev>.\n"
+"  -s <size>       set flash size to <size>\n"
+"  -b <addr>:<len>[:[<flags>]:<file>]\n"
+"                  define block at <addr> with length of <len>.\n"
+"                  valid <flag> values:\n"
+"                      h : add crc header before the file data.\n"
+"  -p <addr>:<len>[:<flags>[:<param>[:<file>]]]\n"
+"                  add partition at <addr>, with size of <len> to the\n"
+"                  partition table, set partition flags to <flags> and\n"
+"                  partition parameter to <param>. If the <file> is specified\n"
+"                  content of the file is also added to the firmware image.\n"
+"                  valid <flag> values:\n"
+"                      a:  this is the active partition. The bootloader loads\n"
+"                          the firmware from this partition.\n"
+"                      h:  the partition data have a header.\n"
+"                      p:  the bootloader loads data from this partition to\n"
+"                          the RAM before decompress it.\n"
+"  -h              show this screen\n"
+	);
+
+	exit(status);
+}
+
+/*
+ * Code to compute the CRC-32 table. Borrowed from
+ * gzip-1.0.3/makecrc.c.
+ */
+
+static uint32_t crc_32_tab[256];
+
+void
+init_crc_table(void)
+{
+	/* Not copyrighted 1990 Mark Adler	*/
+
+	uint32_t c;      /* crc shift register */
+	uint32_t e;      /* polynomial exclusive-or pattern */
+	int i;           /* counter for all possible eight bit values */
+	int k;           /* byte being shifted into crc apparatus */
+
+	/* terms of polynomial defining this crc (except x^32): */
+	static const int p[] = {0,1,2,4,5,7,8,10,11,12,16,22,23,26};
+
+	/* Make exclusive-or pattern from polynomial */
+	e = 0;
+	for (i = 0; i < sizeof(p)/sizeof(int); i++)
+		e |= 1L << (31 - p[i]);
+
+	crc_32_tab[0] = 0;
+
+	for (i = 1; i < 256; i++) {
+		c = 0;
+		for (k = i | 256; k != 1; k >>= 1) {
+			c = c & 1 ? (c >> 1) ^ e : c >> 1;
+			if (k & 1)
+				c ^= e;
+		}
+		crc_32_tab[i] = c;
+	}
+}
+
+
+void
+update_crc(uint8_t *p, uint32_t len, uint32_t *crc)
+{
+	uint32_t t;
+
+	t = *crc ^ 0xFFFFFFFFUL;
+	while (len--) {
+		t = crc_32_tab[(t ^ *p++) & 0xff] ^ (t >> 8);
+	}
+	*crc = t ^ 0xFFFFFFFFUL;
+}
+
+
+uint32_t
+get_crc(uint8_t *p, uint32_t len)
+{
+	uint32_t crc;
+	
+	crc = 0;
+	update_crc(p ,len , &crc);
+	return crc;
+}
+
+
+int
+str2u32(char *arg, uint32_t *val)
+{
+	char *err = NULL;
+	uint32_t t;
+	
+	errno=0;
+	t = strtoul(arg, &err, 0);
+	if (errno || (err==arg) || ((err != NULL) && *err)) {
+		return -1;
+	}
+
+	*val = t;
+	return 0;
+}
+
+
+int
+str2u16(char *arg, uint16_t *val)
+{
+	char *err = NULL;
+	uint32_t t;
+
+	errno=0;
+	t = strtoul(arg, &err, 0);
+	if (errno || (err==arg) || ((err != NULL) && *err) || (t >= 0x10000)) {
+		return -1;
+	}
+	
+	*val = t & 0xFFFF;
+	return 0;
+}
+
+
+struct cpx_board *
+find_board(char *model){
+	struct cpx_board *board;
+	struct cpx_board *tmp;
+
+	board = NULL;
+	for (tmp = boards; tmp->model != NULL; tmp++){
+		if (strcmp(model, tmp->model) == 0) {
+			board = tmp;
+			break;
+		}
+	};
+
+	return board;
+}
+
+
+int
+get_file_crc(struct fw_block *ff)
+{
+	FILE *f;
+	uint8_t buf[FILE_BUF_LEN];
+	uint32_t readlen = sizeof(buf);
+	int res = -1;
+	size_t len;
+	
+	if ((ff->flags & BLOCK_FLAG_HAVEHDR) == 0) {
+		res = 0;
+		goto out;
+	}
+	
+	errno = 0;
+	f = fopen(ff->name,"r");
+	if (errno) {
+		errmsg(1,"unable to open file %s", ff->name);
+		goto out;
+	}
+	
+	ff->crc = 0;
+	len = ff->size;
+	while (len > 0) {
+		if (len < readlen)
+			readlen = len;
+
+		errno = 0;
+		fread(buf, readlen, 1, f);
+		if (errno) {
+			errmsg(1,"unable to read from file %s",	ff->name);
+			goto out_close;
+		}
+
+		update_crc(buf, readlen, &ff->crc);
+		len -= readlen;
+	}
+
+	res = 0;
+	
+out_close:
+	fclose(f);
+out:
+	return res;
+}
+
+
+int
+process_files(void)
+{
+	struct fw_block *b;
+	struct stat st;
+	int i;
+
+	for (i = 0; i < fw_num_blocks; i++) {
+		b = &fw_blocks[i];
+		if ((b->addr + b->blocklen) > flash_size) {
+			errmsg(0, "block at 0x%08X is too big", b->addr);
+			return -1;
+		}
+		if (b->name == NULL)
+			continue;
+
+		if (stat(b->name, &st) < 0) {
+			errmsg(0, "stat failed on %s",b->name);
+			return -1;
+		}
+		if (b->blocklen == 0) {
+			b->blocklen = flash_size - b->addr;
+		}
+		if (st.st_size > b->blocklen) {
+			errmsg(0,"file %s is too big",b->name);
+			return -1;
+		}
+
+		b->size = st.st_size;
+	}
+
+	return 0;
+}
+
+
+int
+process_partitions(void)
+{
+	struct mylo_partition *part;
+	int i;
+
+	for (i = 0; i < fw_num_partitions; i++) {
+		part = &fw_partitions[i];
+
+		if (part->addr > flash_size) {
+			errmsg(0, "invalid partition at 0x%08X", part->addr);
+			return -1;
+		}
+
+		if ((part->addr + part->size) > flash_size) {
+			errmsg(0, "partition at 0x%08X is too big", part->addr);
+			return -1;
+		}
+	}
+
+	return 0;
+}
+
+
+/*
+ * routines to write data to the output file
+ */
+int
+write_out_data(FILE *outfile, uint8_t *data, size_t len, uint32_t *crc)
+{
+	errno = 0;
+
+	fwrite(data, len, 1, outfile);
+	if (errno) {
+		errmsg(1,"unable to write output file");
+		return -1;
+	}
+
+	if (crc) {
+		update_crc(data, len, crc);
+	}
+
+	return 0;
+}
+
+
+inline int
+write_out_desc(FILE *outfile, struct mylo_fw_blockdesc *desc, uint32_t *crc)
+{
+	return write_out_data(outfile, (uint8_t *)desc,
+		sizeof(*desc), crc);
+}
+
+
+int
+write_out_file(FILE *outfile, struct fw_block *block, uint32_t *crc)
+{
+	char buff[FILE_BUF_LEN];
+	size_t  buflen = sizeof(buff);
+	FILE *f;
+	size_t len;
+
+	errno = 0;
+	
+	if (block->name == NULL) {
+		return 0;
+	}
+	
+	if ((block->flags & BLOCK_FLAG_HAVEHDR) != 0) {
+		struct mylo_partition_header ph;
+		
+		if (get_file_crc(block) != 0)
+		        return -1;
+		
+		ph.crc = HOST_TO_LE32(block->crc);
+		ph.len = HOST_TO_LE32(block->size);
+		
+		if (write_out_data(outfile, (uint8_t *)&ph, sizeof(ph), crc) != 0)
+			return -1;
+	}
+	
+	f = fopen(block->name,"r");
+	if (errno) {
+		errmsg(1,"unable to open file: %s", block->name);
+		return -1;
+	}
+
+	len = block->size;
+	while (len > 0) {
+		if (len < buflen)
+			buflen = len;
+
+		// read data from source file
+		errno = 0;
+		fread(buff, buflen, 1, f);
+		if (errno != 0) {
+			errmsg(1,"unable to read from file: %s",block->name);
+			return -1;
+		}
+
+		if (write_out_data(outfile, buff, buflen, crc) != 0)
+			return -1;
+			
+		len -= buflen;
+	}
+
+	fclose(f);
+	
+	dbgmsg(1,"file %s written out", block->name);
+	return 0;
+}
+
+
+int
+write_out_header(FILE *outfile, uint32_t *crc)
+{
+	struct mylo_fw_header hdr;
+
+	memset(&hdr, 0, sizeof(hdr));
+
+	hdr.magic = HOST_TO_LE32(MYLO_MAGIC_FIRMWARE);
+	hdr.crc = HOST_TO_LE32(fw_header.crc);
+	hdr.vid = HOST_TO_LE16(fw_header.vid);
+	hdr.did = HOST_TO_LE16(fw_header.did);
+	hdr.svid = HOST_TO_LE16(fw_header.svid);
+	hdr.sdid = HOST_TO_LE16(fw_header.sdid);
+	hdr.rev = HOST_TO_LE32(fw_header.rev);
+	hdr.fwhi = HOST_TO_LE32(fw_header.fwhi);
+	hdr.fwlo = HOST_TO_LE32(fw_header.fwlo);
+	hdr.flags = HOST_TO_LE32(fw_header.flags);
+
+	if (fseek(outfile, 0, SEEK_SET) != 0) {
+		errmsg(1,"fseek failed on output file");
+		return -1;
+	}
+
+	return write_out_data(outfile, (uint8_t *)&hdr, sizeof(hdr), crc);
+}
+
+
+int
+write_out_partitions(FILE *outfile, uint32_t *crc)
+{
+	struct mylo_partition_table p;
+	struct mylo_partition *p1, *p2;
+	int i;
+
+	if (fw_num_partitions == 0)
+		return 0;
+
+	memset(&p, 0, sizeof(p));
+
+	p.magic = HOST_TO_LE32(MYLO_MAGIC_PARTITIONS);
+	for (i = 0; i < fw_num_partitions; i++) {
+		p1 = &p.partitions[i];
+		p2 = &fw_partitions[i];
+		p1->flags = HOST_TO_LE16(p2->flags);
+		p1->type = HOST_TO_LE16(PARTITION_TYPE_USED);
+		p1->addr = HOST_TO_LE32(p2->addr);
+		p1->size = HOST_TO_LE32(p2->size);
+		p1->param = HOST_TO_LE32(p2->param);
+	}
+
+	return write_out_data(outfile, (uint8_t *)&p, sizeof(p), crc);
+}
+
+
+int
+write_out_blocks(FILE *outfile, uint32_t *crc)
+{
+	struct mylo_fw_blockdesc desc;
+	struct fw_block *b;
+	int i;
+
+	/*
+	 * if at least one partition specified, write out block descriptor
+	 * for the partition table
+	 */
+	if (fw_num_partitions > 0) {
+
+		desc.type = HOST_TO_LE32(FW_DESC_TYPE_USED);
+		desc.addr = HOST_TO_LE32(0x10000);
+		desc.dlen = HOST_TO_LE32(sizeof(struct mylo_partition_table));
+		desc.blen = HOST_TO_LE32(0x10000);
+
+		if (write_out_desc(outfile, &desc, crc) != 0)
+		        return -1;
+	}
+
+	/*
+	 * write out block descriptors for each files
+	 */
+	for (i = 0; i < fw_num_blocks; i++) {
+		b = &fw_blocks[i];
+		desc.type = HOST_TO_LE32(FW_DESC_TYPE_USED);
+		desc.addr = HOST_TO_LE32(b->addr);
+		desc.blen = HOST_TO_LE32(b->blocklen);
+		if ((b->flags & BLOCK_FLAG_HAVEHDR) != 0) {
+			desc.dlen = HOST_TO_LE32(b->size +
+				sizeof(struct mylo_partition_header));
+		} else {
+			desc.dlen = HOST_TO_LE32(b->size);
+		}
+		if (write_out_desc(outfile, &desc, crc) != 0)
+			return -1;
+	}
+
+	/*
+	 * write out the null block descriptor
+	 */
+	memset(&desc, 0, sizeof(desc));
+	if (write_out_desc(outfile, &desc, crc) != 0)
+		return -1;
+
+	if (write_out_partitions(outfile, crc) != 0)
+		return -1;
+
+	/*
+	 * write out data for each blocks
+	 */
+	for (i = 0; i < fw_num_blocks; i++) {
+		b = &fw_blocks[i];
+		if (write_out_file(outfile, b, crc) != 0)
+		        return -1;
+	}
+
+	return 0;
+}
+
+
+/*
+ * argument parsing
+ */
+int
+parse_arg(char *arg, char *buf, char *argv[])
+{
+	int res = 0;
+	size_t argl;
+	char *tok;
+	char **ap = &buf;
+	int i;
+
+	if ((arg == NULL)) {
+		/* invalid argument string */
+		return -1;
+	}
+
+	argl = strlen(arg);
+	if (argl == 0) {
+		/* no arguments */
+		return res;
+	}
+
+	if (argl >= MAX_ARG_LEN) {
+		/* argument is too long */
+		argl = MAX_ARG_LEN-1;
+	}
+
+	memset(argv, 0, MAX_ARG_COUNT * sizeof(void *));
+	memcpy(buf, arg, argl);
+	buf[argl] = '\0';
+
+	for (i = 0; i < MAX_ARG_COUNT; i++) {
+		tok = strsep(ap, ":");
+		if (tok == NULL) {
+			break;
+		}
+#if 0
+		else if (tok[0] == '\0') {
+			break;
+		}
+#endif
+		argv[i] = tok;
+		res++;
+	}
+
+	return res;
+}
+
+
+int
+required_arg(char c, char *arg)
+{
+	if ((optarg != NULL) && (*arg == '-')){
+		errmsg(0,"option %c requires an argument\n", c);
+		return -1;
+	}
+	
+	return 0;
+}
+
+
+int
+is_empty_arg(char *arg)
+{
+	int ret = 1;
+	if (arg != NULL) {
+		if (*arg) ret = 0;
+	};
+	return ret;
+}
+
+
+int
+parse_opt_flags(char ch, char *arg)
+{
+	if (required_arg(ch, arg)) {
+		goto err_out;
+	}
+
+	if (str2u32(arg, &fw_header.flags) != 0) {
+		errmsg(0,"invalid firmware flags: %s", arg);
+		goto err_out;
+	}
+	
+	dbgmsg(1, "firmware flags set to %X bytes", fw_header.flags);
+
+	return 0;
+
+err_out:
+	return -1;
+}
+
+
+int
+parse_opt_size(char ch, char *arg)
+{
+	if (required_arg(ch, arg)) {
+		goto err_out;
+	}
+
+	if (str2u32(arg, &flash_size) != 0) {
+		errmsg(0,"invalid flash size: %s", arg);
+		goto err_out;
+	}
+	
+	dbgmsg(1, "flash size set to %d bytes", flash_size);
+
+	return 0;
+
+err_out:
+	return -1;
+}
+
+
+int
+parse_opt_id(char ch, char *arg)
+{
+	char buf[MAX_ARG_LEN];
+	char *argv[MAX_ARG_COUNT];
+	int argc;
+	char *p;
+
+	if (required_arg(ch, arg)) {
+		goto err_out;
+	}
+
+	argc = parse_arg(arg, buf, argv);
+
+	/* processing vendor ID*/
+	p = argv[0];
+	if (is_empty_arg(p)) {
+		errmsg(0,"vendor id is missing from -%c %s",ch, arg);
+		goto err_out;
+	} else if (str2u16(p, &fw_header.vid) != 0) {
+		errmsg(0,"invalid vendor id: %s", p);
+		goto err_out;
+	}
+
+	dbgmsg(1, "vendor id is set to 0x%04X", fw_header.vid);
+
+	/* processing device ID*/
+	p = argv[1];
+	if (is_empty_arg(p)) {
+		errmsg(0,"device id is missing from -%c %s",ch, arg);
+		goto err_out;
+	} else if (str2u16(p, &fw_header.did) != 0) {
+		errmsg(0,"invalid device id: %s", p);
+		goto err_out;
+	}
+
+	dbgmsg(1, "device id is set to 0x%04X", fw_header.did);
+
+	/* processing sub vendor ID*/
+	p = argv[2];
+	if (is_empty_arg(p)) {
+		fw_header.svid = fw_header.vid;
+	} else if (str2u16(p, &fw_header.svid) != 0) {
+		errmsg(0,"invalid sub vendor id: %s", p);
+		goto err_out;
+	}
+
+	dbgmsg(1, "sub vendor id is set to 0x%04X", fw_header.svid);
+
+	/* processing device ID*/
+	p = argv[3];
+	if (is_empty_arg(p)) {
+		fw_header.sdid = fw_header.did;
+	} else if (str2u16(p, &fw_header.sdid) != 0) {
+		errmsg(0,"invalid sub device id: %s", p);
+		goto err_out;
+	}
+
+	dbgmsg(1, "sub device id is set to 0x%04X", fw_header.sdid);
+
+	/* processing revision */
+	p = argv[4];
+	if (is_empty_arg(p)) {
+		fw_header.rev = 0;
+	} else if (str2u32(arg, &fw_header.rev) != 0) {
+		errmsg(0,"invalid revision number: %s", p);
+		goto err_out;
+	}
+
+	dbgmsg(1, "board revision is set to 0x%08X", fw_header.rev);
+
+	return 0;
+
+err_out:
+	return -1;
+}
+
+
+int
+parse_opt_block(char ch, char *arg)
+{
+	char buf[MAX_ARG_LEN];
+	char *argv[MAX_ARG_COUNT];
+	int argc;
+	struct fw_block *b;
+	char *p;
+
+	if (required_arg(ch, arg)) {
+		goto err_out;
+	}
+
+	if (fw_num_blocks >= MAX_FW_BLOCKS) {
+		errmsg(0,"too many blocks specified");
+		goto err_out;
+	}
+
+	argc = parse_arg(arg, buf, argv);
+	dbgmsg(1,"processing block option %s, count %d", arg, argc);
+
+	b = &fw_blocks[fw_num_blocks++];
+
+	/* processing block address */
+	p = argv[0];
+	if (is_empty_arg(p)) {
+		errmsg(0,"no block address specified in %s", arg);
+		goto err_out;
+	} else if (str2u32(p, &b->addr) != 0) {
+		errmsg(0,"invalid block address: %s", p);
+		goto err_out;
+	}
+
+	/* processing block length */
+	p = argv[1];
+	if (is_empty_arg(p)) {
+		errmsg(0,"no block length specified in %s", arg);
+		goto err_out;
+	} else if (str2u32(p, &b->blocklen) != 0) {
+		errmsg(0,"invalid block length: %s", p);
+		goto err_out;
+	}
+	
+	if (argc < 3) {
+		dbgmsg(1,"empty block %s", arg);
+		goto success;
+	}
+	
+	/* processing flags */
+	p = argv[2];
+	if (is_empty_arg(p) == 0) {
+		for ( ; *p != '\0'; p++) {
+			switch (*p) {
+			case 'h':
+				b->flags |= BLOCK_FLAG_HAVEHDR;
+				break;
+			default:
+				errmsg(0, "invalid block flag \"%c\"", *p);
+				goto err_out;
+			}
+		}
+	}
+
+	/* processing file name */
+	p = argv[3];
+	if (is_empty_arg(p)) {
+		errmsg(0,"file name missing in %s", arg);
+		goto err_out;
+	}
+	
+	b->name = strdup(p);
+	if (b->name == NULL) {
+		errmsg(0,"not enough memory");
+		goto err_out;
+	}
+	
+success:
+
+	return 0;
+	
+err_out:
+	return -1;
+}
+
+
+int
+parse_opt_partition(char ch, char *arg)
+{
+	char buf[MAX_ARG_LEN];
+	char *argv[MAX_ARG_COUNT];
+	int argc;
+	char *p;
+
+	struct mylo_partition *part;
+
+	if (required_arg(ch, arg)) {
+		goto err_out;
+	}
+
+	if (fw_num_partitions >= MYLO_MAX_PARTITIONS) {
+		errmsg(0, "too many partitions specified");
+		goto err_out;
+	}
+	
+	part = &fw_partitions[fw_num_partitions++];
+
+	argc = parse_arg(arg, buf, argv);
+
+	/* processing partition address */
+	p = argv[0];
+	if (is_empty_arg(p)) {
+		errmsg(0,"partition address missing in -%c %s",ch, arg);
+		goto err_out;
+	} else if (str2u32(p, &part->addr) != 0) {
+		errmsg(0,"invalid partition address: %s", p);
+		goto err_out;
+	}
+
+	/* processing partition size */
+	p = argv[1];
+	if (is_empty_arg(p)) {
+		errmsg(0,"partition size missing in -%c %s",ch, arg);
+		goto err_out;
+	} else if (str2u32(p, &part->size) != 0) {
+		errmsg(0,"invalid partition size: %s", p);
+		goto err_out;
+	}
+
+	/* processing partition flags */
+	p = argv[2];
+	if (is_empty_arg(p) == 0) {
+		for ( ; *p != '\0'; p++) {
+			switch (*p) {
+			case 'a':
+				part->flags |= PARTITION_FLAG_ACTIVE;
+				break;
+			case 'p':
+				part->flags |= PARTITION_FLAG_PRELOAD;
+				break;
+			case 'h':
+				part->flags |= PARTITION_FLAG_HAVEHDR;
+				break;
+			default:
+				errmsg(0, "invalid partition flag \"%c\"", *p);
+				goto err_out;
+			}
+		}
+	}
+
+	/* processing partition parameter */
+	p = argv[3];
+	if (is_empty_arg(p)) {
+		/* set default partition parameter */
+		part->param = 0;
+	} else if (str2u32(p, &part->param) != 0) {
+		errmsg(0,"invalid partition parameter: %s", p);
+		goto err_out;
+	}
+
+#if 1
+	if (part->size == 0) {
+		part->size = flash_size - part->addr;
+	}
+
+	/* processing file parameter */
+	p = argv[4];
+	if (is_empty_arg(p) == 0) {
+		struct fw_block *b;
+		
+		if (fw_num_blocks == MAX_FW_BLOCKS) {
+			errmsg(0,"too many blocks specified", p);
+			goto err_out;
+		}
+		b = &fw_blocks[fw_num_blocks++];
+		b->name = strdup(p);
+		b->addr = part->addr;
+		b->blocklen = part->size;
+		if (part->flags & PARTITION_FLAG_HAVEHDR) {
+			b->flags |= BLOCK_FLAG_HAVEHDR;
+		}
+	}
+#endif
+
+	return 0;
+
+err_out:
+	return -1;
+}
+
+
+int
+parse_opt_board(char ch, char *arg)
+{
+	struct cpx_board *board;
+	
+	if (required_arg(ch, arg)) {
+		goto err_out;
+	}
+	
+	board = find_board(arg);
+	if (board == NULL){
+		errmsg(0,"invalid/unknown board specified: %s", arg);
+		goto err_out;
+	}
+	
+	fw_header.vid = board->vid;
+	fw_header.did = board->did;
+	fw_header.svid = board->svid;
+	fw_header.sdid = board->sdid;
+	
+	flash_size = board->flash_size;
+
+	return 0;
+	
+err_out:
+	return -1;
+}
+
+
+int
+parse_opt_rev(char ch, char *arg)
+{
+	if (required_arg(ch, arg)) {
+		return -1;
+	}
+
+	if (str2u32(arg, &fw_header.rev) != 0) {
+		errmsg(0,"invalid revision number: %s", arg);
+		return -1;
+	}
+
+	return 0;
+}
+
+
+/*
+ * main
+ */
+int
+main(int argc, char *argv[])
+{
+	int optinvalid = 0;   /* flag for invalid option */
+	int c;
+	int res = EXIT_FAILURE;
+
+	FILE  *outfile;
+	uint32_t crc;
+	
+	progname=basename(argv[0]);
+	
+	memset(&fw_header, 0, sizeof(fw_header));
+	
+	/* init header defaults */
+	fw_header.vid = VENID_COMPEX;
+	fw_header.did = DEVID_COMPEX_WP54G;
+	fw_header.svid = VENID_COMPEX;
+	fw_header.sdid = DEVID_COMPEX_WP54G;
+	fw_header.fwhi = 0x20000;
+	fw_header.fwlo = 0x20000;
+	fw_header.flags = 0;
+
+	opterr = 0;  /* could not print standard getopt error messages */
+	while ((c = getopt(argc, argv, "b:B:f:hi:p:r:s:v")) != -1) {
+		optinvalid = 0;
+		switch (c) {
+		case 'b':
+			optinvalid = parse_opt_block(c,optarg);
+			break;
+		case 'B':
+			optinvalid = parse_opt_board(c,optarg);
+			break;
+		case 'f':
+			optinvalid = parse_opt_flags(c,optarg);
+			break;
+		case 'h':
+			usage(EXIT_SUCCESS);
+			break;
+		case 'i':
+			optinvalid = parse_opt_id(c,optarg);
+			break;
+		case 'p':
+			optinvalid = parse_opt_partition(c,optarg);
+			break;
+		case 'r':
+			optinvalid = parse_opt_rev(c,optarg);
+			break;
+		case 's':
+			optinvalid = parse_opt_size(c,optarg);
+			break;
+		case 'v':
+			verblevel++;
+			break;
+		default:
+			optinvalid = 1;
+			break;
+		}
+		if (optinvalid != 0 ){
+			errmsg(0, "invalid option: -%c", optopt);
+			goto out;
+		}
+	}
+	
+	if (optind == argc) {
+		errmsg(0, "no output file specified");
+		goto out;
+	}
+
+	ofname = argv[optind++];
+	
+	if (optind < argc) {
+		errmsg(0, "invalid option: %s", argv[optind]);
+		goto out;
+	}
+	
+	if (flash_size == 0) {
+		errmsg(0, "no flash size specified");
+		goto out;
+	}
+	
+	if (process_files() != 0) {
+		goto out;
+	}
+
+	if (process_partitions() != 0) {
+		goto out;
+	}
+
+	outfile = fopen(ofname, "w");
+	if (outfile == NULL) {
+		errmsg(1, "could not open \"%s\" for writing", ofname);
+		goto out;
+	}
+
+	crc = 0;
+	init_crc_table();
+
+	if (write_out_header(outfile, &crc) != 0)
+		goto out_flush;
+		
+	if (write_out_blocks(outfile, &crc) != 0)
+		goto out_flush;
+
+	fw_header.crc = crc;
+	if (write_out_header(outfile, NULL) != 0)
+		goto out_flush;
+
+	dbgmsg(1,"Firmware file %s completed.", ofname);
+
+	res = EXIT_SUCCESS;
+
+out_flush:
+	fflush(outfile);
+	fclose(outfile);
+	if (res != EXIT_SUCCESS) {
+		unlink(ofname);
+	}
+out:
+	return res;
+}
diff --git a/tools/firmware-utils/src/myloader.h b/tools/firmware-utils/src/myloader.h
new file mode 100644
index 0000000000..2c8b50e884
--- /dev/null
+++ b/tools/firmware-utils/src/myloader.h
@@ -0,0 +1,157 @@
+/*
+ *  Copyright (C) 2006,2007 Gabor Juhos
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#ifndef _MYLOADER_H_
+#define _MYLOADER_H_
+
+/*
+ * Firmware file format:
+ *
+ *	<header>
+ *	[<block descriptor 0>]
+ *	...
+ *	[<block descriptor n>]
+ *	<null block descriptor>
+ *	[<block data 0>]
+ *	...
+ *	[<block data n>]
+ *
+ *
+ */
+
+#define MYLO_MAGIC_FIRMWARE	0x4C594D00
+#define MYLO_MAGIC_20021103	0x20021103
+#define MYLO_MAGIC_20021107	0x20021107
+
+#define MYLO_MAGIC_SYSSETUP	MYLO_MAGIC_20021107
+#define MYLO_MAGIC_PARTITIONS	MYLO_MAGIC_20021103
+
+/* Vendor ID's (seems to be same as the PCI vendor ID's) */
+#define VENID_COMPEX		0x11F6
+
+/* Devices based on the ADM5120 */
+#define DEVID_COMPEX_NP27G	0x0078
+#define DEVID_COMPEX_NP28G	0x044C
+#define DEVID_COMPEX_NP28GHS	0x044E
+#define DEVID_COMPEX_WP54Gv1C	0x0514
+#define DEVID_COMPEX_WP54G	0x0515
+#define DEVID_COMPEX_WP54AG	0x0546
+#define DEVID_COMPEX_WPP54AG	0x0550
+#define DEVID_COMPEX_WPP54G	0x0555
+
+/* Devices based on the IXP422 */
+#define DEVID_COMPEX_WP18	0x047E
+#define DEVID_COMPEX_NP18A	0x0489
+
+/* Other devices */
+#define DEVID_COMPEX_NP26G8M	0x03E8
+#define DEVID_COMPEX_NP26G16M	0x03E9
+
+struct mylo_fw_header {
+	uint32_t	magic;	/* must be MYLO_MAGIC_MYLO */
+	uint32_t	crc;	/* CRC of the whole firmware */
+	uint32_t	res0;	/* unknown/unused */
+	uint32_t	res1;	/* unknown/unused */
+	uint16_t	vid;	/* vendor ID */
+	uint16_t	did;	/* device ID */
+	uint16_t	svid;	/* sub vendor ID */
+	uint16_t	sdid;	/* sub device ID */
+	uint32_t	rev;	/* device revision */
+	uint32_t	fwhi;	/* FIXME: firmware version high? */
+	uint32_t	fwlo;	/* FIXME: firmware version low? */
+	uint32_t	flags;	/* firmware flags */
+};
+
+#define FW_FLAG_BOARD_PARAMS_WP	0x01 /* board parameters are write protected */
+#define FW_FLAG_BOOT_SECTOR_WE	0x02 /* enable of write boot sectors (below 64K) */
+
+struct mylo_fw_blockdesc {
+	uint32_t	type;	/* block type */
+	uint32_t	addr;	/* relative address to flash start */
+	uint32_t	dlen;	/* size of block data in bytes */
+	uint32_t	blen;	/* total size of block in bytes */
+};
+
+#define FW_DESC_TYPE_UNUSED	0
+#define FW_DESC_TYPE_USED	1
+
+struct mylo_partition {
+	uint16_t	flags;	/* partition flags */
+	uint16_t	type;	/* type of the partition */
+	uint32_t	addr;	/* relative address of the partition from the
+				   flash start */
+	uint32_t	size;	/* size of the partition in bytes */
+	uint32_t	param;	/* if this is the active partition, the
+				   MyLoader load code to this address */
+};
+
+#define PARTITION_FLAG_ACTIVE	0x8000 /* this is the active partition,
+					* MyLoader loads firmware from here */
+#define PARTITION_FLAG_ISRAM	0x2000 /* FIXME: this is a RAM partition? */
+#define PARTIIION_FLAG_RAMLOAD	0x1000 /* FIXME: load this partition into the RAM? */
+#define PARTITION_FLAG_PRELOAD	0x0800 /* the partition data preloaded to RAM
+					* before decompression */
+#define PARTITION_FLAG_HAVEHDR  0x0002 /* the partition data have a header */
+
+#define PARTITION_TYPE_FREE	0
+#define PARTITION_TYPE_USED	1
+
+#define MYLO_MAX_PARTITIONS	8	/* maximum number of partitions in the
+					   partition table */
+
+struct mylo_partition_table {
+	uint32_t	magic;	/* must be 0x20021103 */
+	uint32_t	res0;	/* unknown/unused */
+	uint32_t	res1;	/* unknown/unused */
+	uint32_t 	res2;	/* unknown/unused */
+	struct mylo_partition partitions[MYLO_MAX_PARTITIONS];
+};
+
+struct mylo_partition_header {
+	uint32_t	len;	/* length of the partition data */
+	uint32_t	crc;	/* CRC value of the partition data */
+};
+
+struct mylo_system_params {
+	uint32_t	magic;
+	uint32_t	res0;
+	uint32_t	res1;
+	uint32_t	mylo_ver;
+	uint16_t	vid;	/* Vendor ID */
+	uint16_t	did;	/* Device ID */
+	uint16_t	svid;	/* Sub Vendor ID */
+	uint16_t	sdid;	/* Sub Device ID */
+	uint32_t	rev;	/* device revision */
+	uint32_t	fwhi;
+	uint32_t	fwlo;
+	uint32_t	tftp_addr;
+	uint32_t	prog_start;
+	uint32_t	flash_size;
+	uint32_t	dram_size;
+};
+
+
+struct mylo_eth_addr {
+	uint8_t	mac[6];
+	uint8_t	csum[2];
+};
+
+#define MYLO_ETHADDR_COUNT	8	/* maximum number of ethernet address
+					   in the board parameters */
+
+struct mylo_board_params {
+	uint32_t	magic;
+	uint32_t	res0;
+	uint32_t	res1;
+	uint32_t	res2;
+	struct mylo_eth_addr addr[MYLO_ETHADDR_COUNT];
+};
+
+#endif /* _MYLOADER_H_*/