tools/firmware-utils: add version 3 header support for mktplinkfw2

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 43897

diff --git a/tools/firmware-utils/src/mktplinkfw2.c b/tools/firmware-utils/src/mktplinkfw2.c
index df64ac3a861aadea22d40c42b2e8b5ee6e48f6c7..34c4b14064aae9cb0f0638f377d19f84c4a4513f 100644 (file)
--- a/tools/firmware-utils/src/mktplinkfw2.c
+++ b/tools/firmware-utils/src/mktplinkfw2.c
@@ -20,6 +20,8 @@
 #include <getopt.h>     /* for getopt() */
 #include <stdarg.h>
 #include <errno.h>
+#include <stdbool.h>
+#include <endian.h>
 #include <sys/stat.h>
 
 #include <arpa/inet.h>
@@ -29,10 +31,6 @@
 
 #define ALIGN(x,a) ({ typeof(a) __a = (a); (((x) + __a - 1) & ~(__a - 1)); })
 
-#define HEADER_VERSION_V2      0x02000000
-
-#define HWID_TD_W8970_V1               0x89700001
-
 #define MD5SUM_LEN     16
 
 struct file_info {
@@ -83,6 +81,8 @@ struct board_info {
        uint32_t        hw_id;
        uint32_t        hw_rev;
        char            *layout_id;
+       uint32_t        hdr_ver;
+       bool            endian_swap;
 };
 
 /*
@@ -94,6 +94,7 @@ static char *vendor = "TP-LINK Technologies";
 static char *version = "ver. 1.0";
 static char *fw_ver = "0.0.0";
 static char *sver = "1.0";
+static uint32_t hdr_ver = 2;
 
 static char *board_id;
 static struct board_info *board;
@@ -123,6 +124,7 @@ static unsigned char jffs2_eof_mark[4] = {0xde, 0xad, 0xc0, 0xde};
 
 static struct file_info inspect_info;
 static int extract = 0;
+static bool endian_swap = false;
 
 char md5salt_normal[MD5SUM_LEN] = {
        0xdc, 0xd7, 0x3a, 0xa5, 0xc3, 0x95, 0x98, 0xfb,
@@ -141,6 +143,12 @@ static struct flash_layout layouts[] = {
                .kernel_la      = 0x80002000,
                .kernel_ep      = 0x80002000,
                .rootfs_ofs     = 0x140000,
+       }, {
+               .id             = "8Mmtk",
+               .fw_max_len     = 0x7a0000,
+               .kernel_la      = 0x80000000,
+               .kernel_ep      = 0x80000000,
+               .rootfs_ofs     = 0x140000,
        }, {
                /* terminating entry */
        }
@@ -149,9 +157,16 @@ static struct flash_layout layouts[] = {
 static struct board_info boards[] = {
        {
                .id             = "TD-W8970v1",
-               .hw_id          = HWID_TD_W8970_V1,
+               .hw_id          = 0x89700001,
                .hw_rev         = 1,
                .layout_id      = "8Mltq",
+       }, {
+               .id             = "ArcherC20i",
+               .hw_id          = 0xc2000001,
+               .hw_rev         = 58,
+               .layout_id      = "8Mmtk",
+               .hdr_ver        = 3,
+               .endian_swap    = true,
        }, {
                /* terminating entry */
        }
@@ -339,6 +354,9 @@ static int check_options(void)
 
                hw_id = board->hw_id;
                hw_rev = board->hw_rev;
+               if (board->hdr_ver)
+                       hdr_ver = board->hdr_ver;
+               endian_swap = board->endian_swap;
        } else {
                if (layout_id == NULL) {
                        ERR("flash layout is not specified");
@@ -446,7 +464,7 @@ static void fill_header(char *buf, int len)
 
        memset(hdr, '\xff', sizeof(struct fw_header));
 
-       hdr->version = htonl(HEADER_VERSION_V2);
+       hdr->version = htonl(bswap_32(hdr_ver));
        ver_len = strlen(version);
        if (ver_len > (sizeof(hdr->fw_version) - 1))
                ver_len = sizeof(hdr->fw_version) - 1;
@@ -493,6 +511,11 @@ static void fill_header(char *buf, int len)
        hdr->ver_mid = fw_ver_mid;
        hdr->ver_lo = fw_ver_lo;
 
+       if (endian_swap) {
+               hdr->kernel_la = bswap_32(hdr->kernel_la);
+               hdr->kernel_ep = bswap_32(hdr->kernel_ep);
+       }
+
        get_md5(buf, len, hdr->md5sum1);
 }
 
@@ -708,8 +731,12 @@ static int inspect_fw(void)
        inspect_fw_pstr("File name", inspect_info.file_name);
        inspect_fw_phexdec("File size", inspect_info.file_size);
 
-       if (ntohl(hdr->version) != HEADER_VERSION_V2) {
-               ERR("file does not seem to have V2 header!\n");
+       switch(bswap_32(ntohl(hdr->version))) {
+       case 2:
+       case 3:
+               break;
+       default:
+               ERR("file does not seem to have V2/V3 header!\n");
                goto out_free_buf;
        }
 
@@ -855,7 +882,7 @@ int main(int argc, char *argv[])
        while ( 1 ) {
                int c;
 
-               c = getopt(argc, argv, "a:B:H:E:F:L:V:N:W:ci:k:r:R:o:xhsjv:y:");
+               c = getopt(argc, argv, "a:B:H:E:F:L:V:N:W:ci:k:r:R:o:xhsjv:y:T:e");
                if (c == -1)
                        break;
 
@@ -920,6 +947,12 @@ int main(int argc, char *argv[])
                case 'x':
                        extract = 1;
                        break;
+               case 'T':
+                       hdr_ver = atoi(optarg);
+                       break;
+               case 'e':
+                       endian_swap = true;
+                       break;
                case 'h':
                        usage(EXIT_SUCCESS);
                        break;