Merge branch 'master' of git://git.denx.de/u-boot-nand-flash

[karo-tx-uboot.git] / tools / imximage.c

diff --git a/tools/imximage.c b/tools/imximage.c
index 7dbf36cf4f5e05dec28316894a5ec7bd3e58fe2f..5e8e4701d33a620af019c5c86ae8b52b3ef9eb09 100644 (file)
--- a/tools/imximage.c
+++ b/tools/imximage.c
@@ -37,6 +37,7 @@
  */
 static table_entry_t imximage_cmds[] = {
        {CMD_BOOT_FROM,         "BOOT_FROM",            "boot command",   },
+       {CMD_BOOT_OFFSET,       "BOOT_OFFSET",          "Boot offset",    },
        {CMD_DATA,              "DATA",                 "Reg Write Data", },
        {CMD_IMAGE_VERSION,     "IMAGE_VERSION",        "image version",  },
        {-1,                    "",                     "",               },
@@ -72,6 +73,7 @@ static set_dcd_val_t set_dcd_val;
 static set_dcd_rst_t set_dcd_rst;
 static set_imx_hdr_t set_imx_hdr;
 static uint32_t max_dcd_entries;
+static uint32_t *header_size_ptr;
 
 static uint32_t get_cfg_value(char *token, char *name,  int linenr)
 {
@@ -195,67 +197,55 @@ static void set_dcd_rst_v2(struct imx_header *imxhdr, uint32_t dcd_len,
 }
 
 static void set_imx_hdr_v1(struct imx_header *imxhdr, uint32_t dcd_len,
-                                       struct stat *sbuf,
-                                       struct mkimage_params *params)
+               uint32_t entry_point, uint32_t flash_offset)
 {
        imx_header_v1_t *hdr_v1 = &imxhdr->header.hdr_v1;
        flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr;
        dcd_v1_t *dcd_v1 = &hdr_v1->dcd_table;
-       uint32_t base_offset;
+       uint32_t hdr_base;
+       uint32_t header_length = (((char *)&dcd_v1->addr_data[dcd_len].addr)
+                       - ((char *)imxhdr));
 
        /* Set magic number */
        fhdr_v1->app_code_barker = APP_CODE_BARKER;
 
-       fhdr_v1->app_dest_ptr = params->ep - imxhdr->flash_offset -
-               sizeof(struct imx_header);
-       fhdr_v1->app_code_jump_vector = params->ep;
+       hdr_base = entry_point - sizeof(struct imx_header);
+       fhdr_v1->app_dest_ptr = hdr_base - flash_offset;
+       fhdr_v1->app_code_jump_vector = entry_point;
 
-       base_offset = fhdr_v1->app_dest_ptr + imxhdr->flash_offset ;
-       fhdr_v1->dcd_ptr_ptr =
-               (uint32_t) (offsetof(flash_header_v1_t, dcd_ptr) -
-               offsetof(flash_header_v1_t, app_code_jump_vector) +
-               base_offset);
-
-       fhdr_v1->dcd_ptr = base_offset +
-                       offsetof(imx_header_v1_t, dcd_table);
-
-       /* The external flash header must be at the end of the DCD table */
-       dcd_v1->addr_data[dcd_len].type = sbuf->st_size +
-                               imxhdr->flash_offset;
+       fhdr_v1->dcd_ptr_ptr = hdr_base + offsetof(flash_header_v1_t, dcd_ptr);
+       fhdr_v1->dcd_ptr = hdr_base + offsetof(imx_header_v1_t, dcd_table);
 
        /* Security feature are not supported */
        fhdr_v1->app_code_csf = 0;
        fhdr_v1->super_root_key = 0;
+       header_size_ptr = (uint32_t *)(((char *)imxhdr) + header_length - 4);
 }
 
 static void set_imx_hdr_v2(struct imx_header *imxhdr, uint32_t dcd_len,
-                                       struct stat *sbuf,
-                                       struct mkimage_params *params)
+               uint32_t entry_point, uint32_t flash_offset)
 {
        imx_header_v2_t *hdr_v2 = &imxhdr->header.hdr_v2;
        flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr;
+       uint32_t hdr_base;
 
        /* Set magic number */
        fhdr_v2->header.tag = IVT_HEADER_TAG; /* 0xD1 */
        fhdr_v2->header.length = cpu_to_be16(sizeof(flash_header_v2_t));
        fhdr_v2->header.version = IVT_VERSION; /* 0x40 */
 
-       fhdr_v2->entry = params->ep;
+       fhdr_v2->entry = entry_point;
        fhdr_v2->reserved1 = fhdr_v2->reserved2 = 0;
-       fhdr_v2->self = params->ep - sizeof(struct imx_header);
-
-       fhdr_v2->dcd_ptr = fhdr_v2->self +
-                       offsetof(imx_header_v2_t, dcd_table);
+       fhdr_v2->self = hdr_base = entry_point - sizeof(struct imx_header);
 
-       fhdr_v2->boot_data_ptr = fhdr_v2->self +
-                       offsetof(imx_header_v2_t, boot_data);
-
-       hdr_v2->boot_data.start = fhdr_v2->self - imxhdr->flash_offset;
-       hdr_v2->boot_data.size = sbuf->st_size +
-                       imxhdr->flash_offset;
+       fhdr_v2->dcd_ptr = hdr_base + offsetof(imx_header_v2_t, dcd_table);
+       fhdr_v2->boot_data_ptr = hdr_base
+                       + offsetof(imx_header_v2_t, boot_data);
+       hdr_v2->boot_data.start = hdr_base - flash_offset;
 
        /* Security feature are not supported */
        fhdr_v2->csf = 0;
+       header_size_ptr = &hdr_v2->boot_data.size;
 }
 
 static void set_hdr_func(struct imx_header *imxhdr)
@@ -363,6 +353,11 @@ static void parse_cfg_cmd(struct imx_header *imxhdr, int32_t cmd, char *token,
                if (unlikely(cmd_ver_first != 1))
                        cmd_ver_first = 0;
                break;
+       case CMD_BOOT_OFFSET:
+               imxhdr->flash_offset = get_cfg_value(token, name, lineno);
+               if (unlikely(cmd_ver_first != 1))
+                       cmd_ver_first = 0;
+               break;
        case CMD_DATA:
                value = get_cfg_value(token, name, lineno);
                (*set_dcd_val)(imxhdr, name, lineno, fld, value, dcd_len);
@@ -525,7 +520,18 @@ static void imximage_set_header(void *ptr, struct stat *sbuf, int ifd,
        dcd_len = parse_cfg_file(imxhdr, params->imagename);
 
        /* Set the imx header */
-       (*set_imx_hdr)(imxhdr, dcd_len, sbuf, params);
+       (*set_imx_hdr)(imxhdr, dcd_len, params->ep, imxhdr->flash_offset);
+
+       /*
+        * ROM bug alert
+        *
+        * MX53 only loads 512 byte multiples in case of SD boot.
+        * MX53 only loads NAND page multiples in case of NAND boot and
+        * supports up to 4096 byte large pages, thus align to 4096.
+        *
+        * The remaining fraction of a block bytes would not be loaded!
+        */
+       *header_size_ptr = ROUND(sbuf->st_size + imxhdr->flash_offset, 4096);
 }
 
 int imximage_check_params(struct mkimage_params *params)
@@ -554,7 +560,7 @@ int imximage_check_params(struct mkimage_params *params)
  * imximage parameters
  */
 static struct image_type_params imximage_params = {
-       .name           = "Freescale i.MX 5x Boot Image support",
+       .name           = "Freescale i.MX Boot Image support",
        .header_size    = sizeof(struct imx_header),
        .hdr            = (void *)&imximage_header,
        .check_image_type = imximage_check_image_types,