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[tools] firmware-utils/mkzynfs: even more improvements

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11559 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2008-06-22 19:02:42 +00:00
parent 112576f704
commit a921d08407
1 changed files with 73 additions and 8 deletions
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81
tools/firmware-utils/src/mkzynfw.c
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@ -564,6 +564,15 @@ write_out_header(FILE *outfile, struct zyn_rombin_hdr *hdr)
t.ccsum = HOST_TO_BE16(hdr->ccsum);
t.mmap_addr = HOST_TO_BE32(hdr->mmap_addr);
DBG(2, "hdr.addr = 0x%08x", hdr->addr);
DBG(2, "hdr.type = 0x%02x", hdr->type);
DBG(2, "hdr.osize = 0x%08x", hdr->osize);
DBG(2, "hdr.csize = 0x%08x", hdr->csize);
DBG(2, "hdr.flags = 0x%02x", hdr->flags);
DBG(2, "hdr.ocsum = 0x%04x", hdr->ocsum);
DBG(2, "hdr.ccsum = 0x%04x", hdr->ccsum);
DBG(2, "hdr.mmap_addr = 0x%08x", hdr->mmap_addr);
return write_out_data(outfile, (uint8_t *)&t, sizeof(t), NULL);
}
@ -625,6 +634,35 @@ block_stat_file(struct fw_block *block)
}
int
read_magic(uint16_t *magic)
{
FILE *f;
int res;
errno = 0;
f = fopen(bootext_block->file_name,"r");
if (errno) {
ERRS("unable to open file: %s", bootext_block->file_name);
return -1;
}
errno = 0;
fread(magic, 2, 1, f);
if (errno != 0) {
ERRS("unable to read from file: %s", bootext_block->file_name);
res = -1;
goto err;
}
res = 0;
err:
fclose(f);
return res;
}
int
write_out_file(FILE *outfile, char *name, size_t len, struct csum_state *css)
{
@ -698,6 +736,8 @@ write_out_image(FILE *outfile)
int i, res;
uint32_t offset;
uint32_t padlen;
uint16_t csum;
uint16_t t;
/* setup header fields */
memset(&hdr, 0, sizeof(hdr));
@ -731,19 +771,16 @@ write_out_image(FILE *outfile)
offset += padlen;
mmap.addr = board->flash_base + board->romio_offs + offset;
hdr.mmap_addr = mmap.addr;
mmap.addr = board->flash_base + offset;
res = write_out_mmap(outfile, &mmap, &css);
if (res)
return res;
offset += MMAP_DATA_SIZE;
hdr.osize = offset - sizeof(hdr) - board->romio_offs;
hdr.ocsum = csum_get(&css);
if ((offset - board->romio_offs) < board->bootext_size) {
padlen = board->romio_offs + board->bootext_size - offset;
res = write_out_padding(outfile, padlen, 0xFF, NULL);
res = write_out_padding(outfile, padlen, 0xFF, &css);
if (res)
return res;
offset += padlen;
@ -758,17 +795,45 @@ write_out_image(FILE *outfile)
continue;
padlen = ALIGN(offset, block->align) - offset;
res = write_out_padding(outfile, padlen, 0xFF, NULL);
res = write_out_padding(outfile, padlen, 0xFF, &css);
if (res)
return res;
offset += padlen;
res = write_out_block(outfile, block, NULL);
res = write_out_block(outfile, block, &css);
if (res)
return res;
offset += block->file_size;
}
padlen = ALIGN(offset, 4) - offset;
res = write_out_padding(outfile, padlen, 0xFF, &css);
if (res)
return res;
offset += padlen;
csum = csum_get(&css);
hdr.mmap_addr = mmap.addr;
hdr.osize = 2;
res = read_magic(&hdr.ocsum);
if (res)
return res;
hdr.ocsum = BE16_TO_HOST(hdr.ocsum);
if (csum <= hdr.ocsum)
t = hdr.ocsum - csum;
else
t = hdr.ocsum - csum - 1;
DBG(2, "ocsum=%04x, csum=%04x, fix=%04x", hdr.ocsum, csum, t);
t = HOST_TO_BE16(t);
res = write_out_data(outfile, (uint8_t *)&t, 2, NULL);
if (res)
return res;
res = write_out_header(outfile, &hdr);
return res;
@ -884,7 +949,7 @@ parse_opt_block(char ch, char *arg)
}
}
if(block->type == BLOCK_TYPE_BOOTEXT)
if (block->type == BLOCK_TYPE_BOOTEXT)
return 0;
p = argv[i++];