[tools] Add firmware tool for generating factory images for Edimax devices

[openwrt.git] / tools / firmware-utils / src / mkfwimage.c

diff --git a/tools/firmware-utils/src/mkfwimage.c b/tools/firmware-utils/src/mkfwimage.c
index 1b255f8..ff84d83 100644 (file)
--- a/tools/firmware-utils/src/mkfwimage.c
+++ b/tools/firmware-utils/src/mkfwimage.c
@@ -31,6 +31,60 @@
 #include <limits.h>
 #include "fw.h"
 
+typedef struct fw_layout_data {
+       char            name[PATH_MAX];
+       u_int32_t       kern_start;
+       u_int32_t       kern_entry;
+       u_int32_t       firmware_max_length;
+} fw_layout_t;
+
+fw_layout_t fw_layout_data[] = {
+       {
+               .name           =       "XS2",
+               .kern_start     =       0xbfc30000,
+               .kern_entry     =       0x80041000,
+               .firmware_max_length=   0x00390000,
+       },
+       {
+               .name           =       "XS5",
+               .kern_start     =       0xbe030000,
+               .kern_entry     =       0x80041000,
+               .firmware_max_length=   0x00390000,
+       },
+       {
+               .name           =       "RS",
+               .kern_start     =       0xbf030000,
+               .kern_entry     =       0x80060000,
+               .firmware_max_length=   0x00B00000,
+       },
+       {
+               .name           =       "RSPRO",
+               .kern_start     =       0xbf030000,
+               .kern_entry     =       0x80060000,
+               .firmware_max_length=   0x00B00000,
+       },
+       {
+               .name           =       "LS-SR71",
+               .kern_start     =       0xbf030000,
+               .kern_entry     =       0x80060000,
+               .firmware_max_length=   0x00640000,
+       },
+       {
+               .name           =       "XS2-8",
+               .kern_start     =       0xa8030000,
+               .kern_entry     =       0x80041000,
+               .firmware_max_length=   0x006C0000,
+       },
+       {
+               .name           =       "XM",
+               .kern_start     =       0x9f050000,
+               .kern_entry     =       0x80002000,
+               .firmware_max_length=   0x006A0000,
+       },
+       {       .name           =       "",
+       },
+};
+
 typedef struct part_data {
        char    partition_name[64];
        int     partition_index;
@@ -48,10 +102,8 @@ typedef struct part_data {
 #define DEFAULT_OUTPUT_FILE    "firmware-image.bin"
 #define DEFAULT_VERSION                "UNKNOWN"
 
-#define OPTIONS "hv:o:r:k:s:"
+#define OPTIONS "B:hv:o:r:k:"
 
-#define FIRMWARE_MAX_LENGTH    (0x390000)
-#define partition_startaddr    (0xBFC30000)
 static int debug = 0;
 
 typedef struct image_info {
@@ -133,6 +185,7 @@ static void usage(const char* progname)
             "\t-o <output file>\t - firmware output file, default: %s\n"
             "\t-k <kernel file>\t\t - kernel file\n"
             "\t-r <rootfs file>\t\t - rootfs file\n"
+            "\t-B <board name>\t\t - choose firmware layout for specified board (XS2, XS5, RS, XM)\n"
             "\t-h\t\t\t - this help\n", VERSION,
             progname, DEFAULT_VERSION, DEFAULT_OUTPUT_FILE);
 }
@@ -173,30 +226,43 @@ static u_int32_t filelength(const char* file)
        return (ret);
 }
 
-static int create_image_layout(const char* kernelfile, const char* rootfsfile, image_info_t* im)
+static int create_image_layout(const char* kernelfile, const char* rootfsfile, char* board_name, image_info_t* im)
 {
        part_data_t* kernel = &im->parts[0];
        part_data_t* rootfs = &im->parts[1];
 
+       fw_layout_t* p;
+
+       p = &fw_layout_data[0];
+       while ((strlen(p->name) != 0) && (strncmp(p->name, board_name, sizeof(board_name)) != 0))
+               p++;
+       if (p->name == NULL) {
+               printf("BUG! Unable to find default fw layout!\n");
+               exit(-1);
+       }
+
+       printf("board = %s\n", p->name);
        strcpy(kernel->partition_name, "kernel");
        kernel->partition_index = 1;
-       kernel->partition_baseaddr = partition_startaddr;
+       kernel->partition_baseaddr = p->kern_start;
        if ( (kernel->partition_length = filelength(kernelfile)) < 0) return (-1);
-       kernel->partition_memaddr = 0x80041000;
-       kernel->partition_entryaddr = 0x80041000;
+       kernel->partition_memaddr = p->kern_entry;
+       kernel->partition_entryaddr = p->kern_entry;
        strncpy(kernel->filename, kernelfile, sizeof(kernel->filename));
 
-       if (filelength(rootfsfile) + kernel->partition_length > FIRMWARE_MAX_LENGTH)
+       if (filelength(rootfsfile) + kernel->partition_length > p->firmware_max_length)
                return (-2);
 
        strcpy(rootfs->partition_name, "rootfs");
        rootfs->partition_index = 2;
-       rootfs->partition_baseaddr = partition_startaddr + kernel->partition_length;
-       rootfs->partition_length = FIRMWARE_MAX_LENGTH - kernel->partition_length;
+       rootfs->partition_baseaddr = kernel->partition_baseaddr + kernel->partition_length;
+       rootfs->partition_length = p->firmware_max_length - kernel->partition_length;
        rootfs->partition_memaddr = 0x00000000;
        rootfs->partition_entryaddr = 0x00000000;
        strncpy(rootfs->filename, rootfsfile, sizeof(rootfs->filename));
 
+printf("kernel: %d 0x%08x\n", kernel->partition_length, kernel->partition_baseaddr);
+printf("root: %d 0x%08x\n", rootfs->partition_length, rootfs->partition_baseaddr);
        im->part_count = 2;
 
        return 0;
@@ -313,12 +379,14 @@ int main(int argc, char* argv[])
 {
        char kernelfile[PATH_MAX];
        char rootfsfile[PATH_MAX];
+       char board_name[PATH_MAX];
        int o, rc;
        image_info_t im;
 
        memset(&im, 0, sizeof(im));
        memset(kernelfile, 0, sizeof(kernelfile));
        memset(rootfsfile, 0, sizeof(rootfsfile));
+       memset(board_name, 0, sizeof(board_name));
 
        strcpy(im.outputfile, DEFAULT_OUTPUT_FILE);
        strcpy(im.version, DEFAULT_VERSION);
@@ -345,13 +413,14 @@ int main(int argc, char* argv[])
                        if (optarg)
                                strncpy(rootfsfile, optarg, sizeof(rootfsfile));
                        break;
-               case 's':
+               case 'B':
                        if (optarg)
-                               #undef partition_startaddr
-                               #define partition_startaddr     (optarg)
+                               strncpy(board_name, optarg, sizeof(board_name));
                        break;
                }
        }
+       if (strlen(board_name) == 0)
+               strcpy(board_name, "XS2"); /* default to XS2 */
 
        if (strlen(kernelfile) == 0)
        {
@@ -367,7 +436,7 @@ int main(int argc, char* argv[])
                return -2;
        }
 
-       if ((rc = create_image_layout(kernelfile, rootfsfile, &im)) != 0)
+       if ((rc = create_image_layout(kernelfile, rootfsfile, board_name, &im)) != 0)
        {
                ERROR("Failed creating firmware layout description - error code: %d\n", rc);
                return -3;