/*
- * $Id$
*
- * Copyright (C) 2007 OpenWrt.org
- * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
+ * Copyright (C) 2007-2008 OpenWrt.org
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg at openwrt.org>
*
* This code was based on the information of the ZyXEL's firmware
* image format written by Kolja Waschk, can be found at:
uint32_t flash_base; /* flash base address */
uint32_t flash_size; /* board flash size */
uint32_t code_start; /* code start address */
- uint32_t fw_offs; /* offset of the firmware within the flash */
+ uint32_t romio_offs; /* offset of the firmware within the flash */
+ uint32_t bootext_size; /* maximum size of bootext block */
};
/*
#define ATHEROS_FLASH_BASE 0xBFC00000
#define ATHEROS_CODE_START 0x80e00000
-#define BOARD(n, d, v, m, fb, fs, cs, fo) { \
- .name = (n), .desc=(d), \
- .vendor = (v), .model = (m), \
- .flash_base = (fb), .flash_size = (fs)<<20, \
- .code_start = (cs), .fw_offs = (fo) \
+#define BOARD(n, d, v, m, fb, fs, cs, fo) { \
+ .name = (n), .desc=(d), \
+ .vendor = (v), .model = (m), \
+ .flash_base = (fb), .flash_size = (fs)<<20, \
+ .code_start = (cs), .romio_offs = (fo), \
+ .bootext_size = BOOTEXT_DEF_SIZE \
}
#define ADMBOARD1(n, d, m, fs) BOARD(n, d, ZYNOS_VENDOR_ID_ZYXEL, m, \
ADMBOARD1("P-335U", "ZyXEL Prestige 335U", ZYNOS_MODEL_P_335U, 4),
ADMBOARD1("P-335WT", "ZyXEL Prestige 335WT", ZYNOS_MODEL_P_335WT, 4),
+ {
+ .name = "P-2602HW-D1A",
+ .desc = "ZyXEL P-2602HW-D1A",
+ .vendor = ZYNOS_VENDOR_ID_ZYXEL,
+ .model = ZYNOS_MODEL_P_2602HW_D1A,
+ .flash_base = AR7_FLASH_BASE,
+ .flash_size = 4*1024*1024,
+ .code_start = 0x94008000,
+ .romio_offs = 0x20000,
+ .bootext_size = BOOTEXT_DEF_SIZE,
+ },
+
#if 0
/*
* Texas Instruments AR7 based boards
.flash_base = AR7_FLASH_BASE,
.flash_size = 8*1024*1024,
.code_start = 0x94014000,
- .fw_offs = 0x40000,
+ .romio_offs = 0x40000,
+ .bootext_size = BOOTEXT_DEF_SIZE,
},
/*
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);
}
}
+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)
{
int i, res;
uint32_t offset;
uint32_t padlen;
+ uint16_t csum;
+ uint16_t t;
/* setup header fields */
memset(&hdr, 0, sizeof(hdr));
hdr.type = OBJECT_TYPE_BOOTEXT;
hdr.flags = ROMBIN_FLAG_OCSUM;
+ offset = board->romio_offs;
+
res = write_out_header(outfile, &hdr);
if (res)
return res;
- offset = sizeof(hdr);
+ offset += sizeof(hdr);
csum_init(&css);
res = write_out_block(outfile, bootext_block, &css);
return res;
offset += bootext_block->file_size;
+ if (offset > (board->romio_offs + board->bootext_size)) {
+ ERR("bootext file '%s' is too big", bootext_block->file_name);
+ return -1;
+ }
- padlen = ALIGN(offset,MMAP_ALIGN) - offset;
+ padlen = ALIGN(offset, MMAP_ALIGN) - offset;
res = write_out_padding(outfile, padlen, 0xFF, &css);
if (res)
return res;
offset += padlen;
- mmap.addr = board->flash_base + board->fw_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);
- hdr.ocsum = csum_get(&css);
- for (i=0; i < num_blocks; i++) {
+ if ((offset - board->romio_offs) < board->bootext_size) {
+ padlen = board->romio_offs + board->bootext_size - offset;
+ res = write_out_padding(outfile, padlen, 0xFF, &css);
+ if (res)
+ return res;
+ offset += padlen;
+
+ DBG(2, "bootext end at %08x", offset);
+ }
+
+ for (i = 0; i < num_blocks; i++) {
block = &blocks[i];
if (block->type == BLOCK_TYPE_BOOTEXT)
continue;
- padlen = ALIGN(offset,block->align) - offset;
- res = write_out_padding(outfile, padlen, 0xFF, NULL);
+ padlen = ALIGN(offset, block->align) - offset;
+ 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;
}
}
- if(block->type == BLOCK_TYPE_BOOTEXT)
+ if (block->type == BLOCK_TYPE_BOOTEXT)
return 0;
p = argv[i++];
continue;
next_offs = ALIGN(*offset, block->align);
- avail = board->flash_size - board->fw_offs - next_offs;
+ avail = board->flash_size - board->romio_offs - next_offs;
if (next_offs + block->file_size > avail) {
ERR("file %s is too big, offset = %u, size=%u,"
" align = %u", block->file_name,
return res;
}
- offset = board->fw_offs + bootext_block->file_size;
+ offset = board->romio_offs + bootext_block->file_size;
res = calc_block_offsets(BLOCK_TYPE_RAW, &offset);
return res;
goto out;
}
-
if (process_blocks() != 0) {
goto out;
}
projects / openwrt.git / blobdiff