tools/rkimage.c

   1 /*
   2  * (C) Copyright 2015 Google, Inc
   3  * Written by Simon Glass <sjg@chromium.org>
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  *
   7  * See README.rockchip for details of the rkimage format
   8  */
   9
  10 #include "imagetool.h"
  11 #include <image.h>
  12
  13 static uint32_t header;
  14
  15 static int rkimage_check_params(struct image_tool_params *params)
  16 {
  17         return 0;
  18 }
  19
  20 static int rkimage_verify_header(unsigned char *buf, int size,
  21                                  struct image_tool_params *params)
  22 {
  23         return 0;
  24 }
  25
  26 static void rkimage_print_header(const void *buf)
  27 {
  28 }
  29
  30 static void rkimage_set_header(void *buf, struct stat *sbuf, int ifd,
  31                                struct image_tool_params *params)
  32 {
  33         memcpy(buf, CONFIG_ROCKCHIP_SPL_HDR, 4);
  34 }
  35
  36 static int rkimage_extract_subimage(void *buf, struct image_tool_params *params)
  37 {
  38         return 0;
  39 }
  40
  41 static int rkimage_check_image_type(uint8_t type)
  42 {
  43         if (type == IH_TYPE_RKIMAGE)
  44                 return EXIT_SUCCESS;
  45         else
  46                 return EXIT_FAILURE;
  47 }
  48
  49 /*
  50  * rk_image parameters
  51  */
  52 U_BOOT_IMAGE_TYPE(
  53         rkimage,
  54         "Rockchip Boot Image support",
  55         4,
  56         &header,
  57         rkimage_check_params,
  58         rkimage_verify_header,
  59         rkimage_print_header,
  60         rkimage_set_header,
  61         rkimage_extract_subimage,
  62         rkimage_check_image_type,
  63         NULL,
  64         NULL
  65 );