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openwrt/tools/firmware-utils/src/mkmylofw.c

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/*
* Copyright (C) 2006-2008 Gabor Juhos <juhosg@openwrt.org>
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#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)
#define PART_NAME_LEN 32
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 */
};
struct fw_part {
struct mylo_partition mylo;
char name[PART_NAME_LEN];
};
#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 */
uint32_t part_offset; /* offset of the partition_table */
uint32_t part_size; /* size of the partition_table */
};
#define BOARD(_vid, _did, _svid, _sdid, _flash, _mod, _name, _desc, _po, _ps) { \
.model = _mod, .name = _name, .desc = _desc, \
.vid = _vid, .did = _did, .svid = _svid, .sdid = _sdid, \
.flash_size = (_flash << 20), \
.part_offset = _po, .part_size = _ps }
#define CPX_BOARD(_did, _flash, _mod, _name, _desc, _po, _ps) \
BOARD(VENID_COMPEX, _did, VENID_COMPEX, _did, _flash, _mod, _name, _desc, _po, _ps)
#define CPX_BOARD_ADM(_did, _flash, _mod, _name, _desc) \
CPX_BOARD(_did, _flash, _mod, _name, _desc, 0x10000, 0x10000)
#define CPX_BOARD_AR71XX(_did, _flash, _mod, _name, _desc) \
CPX_BOARD(_did, _flash, _mod, _name, _desc, 0x20000, 0x8000)
#define CPX_BOARD_AR23XX(_did, _flash, _mod, _name, _desc) \
CPX_BOARD(_did, _flash, _mod, _name, _desc, 0x10000, 0x10000)
#define ALIGN(x,y) ((x)+((y)-1)) & ~((y)-1)
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 fw_part fw_parts[MYLO_MAX_PARTITIONS];
struct fw_block fw_blocks[MAX_FW_BLOCKS];
struct cpx_board *board;
struct cpx_board boards[] = {
CPX_BOARD_ADM(DEVID_COMPEX_NP18A, 4,
"NP18A", "Compex NetPassage 18A",
"Dualband Wireless A+G Internet Gateway"),
CPX_BOARD_ADM(DEVID_COMPEX_NP26G8M, 2,
"NP26G8M", "Compex NetPassage 26G (8M)",
"Wireless-G Broadband Multimedia Gateway"),
CPX_BOARD_ADM(DEVID_COMPEX_NP26G16M, 4,
"NP26G16M", "Compex NetPassage 26G (16M)",
"Wireless-G Broadband Multimedia Gateway"),
CPX_BOARD_ADM(DEVID_COMPEX_NP27G, 4,
"NP27G", "Compex NetPassage 27G",
"Wireless-G 54Mbps eXtended Range Router"),
CPX_BOARD_ADM(DEVID_COMPEX_NP28G, 4,
"NP28G", "Compex NetPassage 28G",
"Wireless 108Mbps Super-G XR Multimedia Router with 4 USB Ports"),
CPX_BOARD_ADM(DEVID_COMPEX_NP28GHS, 4,
"NP28GHS", "Compex NetPassage 28G (HotSpot)",
"HotSpot Solution"),
CPX_BOARD_ADM(DEVID_COMPEX_WP18, 4,
"WP18", "Compex NetPassage WP18",
"Wireless-G 54Mbps A+G Dualband Access Point"),
CPX_BOARD_ADM(DEVID_COMPEX_WP54G, 4,
"WP54G", "Compex WP54G",
"Wireless-G 54Mbps XR Access Point"),
CPX_BOARD_ADM(DEVID_COMPEX_WP54Gv1C, 2,
"WP54Gv1C", "Compex WP54G rev.1C",
"Wireless-G 54Mbps XR Access Point"),
CPX_BOARD_ADM(DEVID_COMPEX_WP54AG, 4,
"WP54AG", "Compex WP54AG",
"Wireless-AG 54Mbps XR Access Point"),
CPX_BOARD_ADM(DEVID_COMPEX_WPP54G, 4,
"WPP54G", "Compex WPP54G",
"Outdoor Access Point"),
CPX_BOARD_ADM(DEVID_COMPEX_WPP54AG, 4,
"WPP54AG", "Compex WPP54AG",
"Outdoor Access Point"),
CPX_BOARD_AR71XX(DEVID_COMPEX_WP543, 2,
"WP543", "Compex WP543",
"BareBoard"),
CPX_BOARD_AR71XX(DEVID_COMPEX_WPE72, 8,
"WPE72", "Compex WPE72",
"BareBoard"),
CPX_BOARD_AR23XX(DEVID_COMPEX_NP25G, 4,
"NP25G", "Compex NetPassage 25G",
"Wireless 54Mbps XR Router"),
CPX_BOARD_AR23XX(DEVID_COMPEX_WPE53G, 4,
"WPE53G", "Compex NetPassage 25G",
"Wireless 54Mbps XR 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>[:<name>[:<file>]]]]\n"
" add partition at <addr>, with size of <len> to the\n"
" partition table, set partition name to <name>, partition \n"
" flags to <flags> and partition parameter to <param>.\n"
" If the <file> is specified content of the file will be \n"
" 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"
" l: the partition data uses LZMA compression.\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 (strcasecmp(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_parts[i].mylo;
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;
}
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_padding(FILE *outfile, size_t len, uint8_t padc, uint32_t *crc)
{
uint8_t buff[512];
size_t buflen = sizeof(buff);
memset(buff, padc, buflen);
while (len > 0) {
if (len < buflen)
buflen = len;
if (write_out_data(outfile, buff, buflen, crc))
return -1;
len -= buflen;
}
return 0;
}
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);
/* align next block on a 4 byte boundary */
len = ALIGN(len,4) - block->size;
if (write_out_padding(outfile, len, 0xFF, crc))
return -1;
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;
char part_names[MYLO_MAX_PARTITIONS][PART_NAME_LEN];
int ret;
int i;
if (fw_num_partitions == 0)
return 0;
memset(&p, 0, sizeof(p));
memset(part_names, 0, sizeof(part_names));
p.magic = HOST_TO_LE32(MYLO_MAGIC_PARTITIONS);
for (i = 0; i < fw_num_partitions; i++) {
struct mylo_partition *mp;
struct fw_part *fp;
mp = &p.partitions[i];
fp = &fw_parts[i];
mp->flags = HOST_TO_LE16(fp->mylo.flags);
mp->type = HOST_TO_LE16(PARTITION_TYPE_USED);
mp->addr = HOST_TO_LE32(fp->mylo.addr);
mp->size = HOST_TO_LE32(fp->mylo.size);
mp->param = HOST_TO_LE32(fp->mylo.param);
memcpy(part_names[i], fp->name, PART_NAME_LEN);
}
ret = write_out_data(outfile, (uint8_t *)&p, sizeof(p), crc);
if (ret)
return ret;
ret = write_out_data(outfile, (uint8_t *)part_names, sizeof(part_names),
crc);
return ret;
}
int
write_out_blocks(FILE *outfile, uint32_t *crc)
{
struct mylo_fw_blockdesc desc;
struct fw_block *b;
uint32_t dlen;
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(board->part_offset);
desc.dlen = HOST_TO_LE32(sizeof(struct mylo_partition_table) +
(MYLO_MAX_PARTITIONS * PART_NAME_LEN));
desc.blen = HOST_TO_LE32(board->part_size);
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];
/* detect block size */
dlen = b->size;
if ((b->flags & BLOCK_FLAG_HAVEHDR) != 0) {
dlen += sizeof(struct mylo_partition_header);
}
/* round up to 4 bytes */
dlen = ALIGN(dlen, 4);
/* setup the descriptor */
desc.type = HOST_TO_LE32(FW_DESC_TYPE_USED);
desc.addr = HOST_TO_LE32(b->addr);
desc.dlen = HOST_TO_LE32(dlen);
desc.blen = HOST_TO_LE32(b->blocklen);
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;
struct fw_part *fp;
if (required_arg(ch, arg)) {
goto err_out;
}
if (fw_num_partitions >= MYLO_MAX_PARTITIONS) {
errmsg(0, "too many partitions specified");
goto err_out;
}
fp = &fw_parts[fw_num_partitions++];
part = &fp->mylo;
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 'l':
part->flags |= PARTITION_FLAG_LZMA;
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;
}
p = argv[4];
if (is_empty_arg(p)) {
/* set default partition parameter */
fp->name[0] = '\0';
} else {
strncpy(fp->name, p, PART_NAME_LEN);
}
#if 1
if (part->size == 0) {
part->size = flash_size - part->addr;
}
/* processing file parameter */
p = argv[5];
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)
{
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 (!board) {
errmsg(0, "no board specified");
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;
}
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