1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * (C) Copyright 2015 Google, Inc 4 * Written by Simon Glass <sjg@chromium.org> 5 * 6 * See README.rockchip for details of the rkimage format 7 */ 8 9 #include "imagetool.h" 10 #include <image.h> 11 #include "rkcommon.h" 12 13 static uint32_t header; 14 15 static void rkimage_set_header(void *buf, struct stat *sbuf, int ifd, 16 struct image_tool_params *params) 17 { 18 memcpy(buf + RK_SPL_HDR_START, rkcommon_get_spl_hdr(params), 19 RK_SPL_HDR_SIZE); 20 21 if (rkcommon_need_rc4_spl(params)) 22 rkcommon_rc4_encode_spl(buf, 4, params->file_size); 23 } 24 25 static int rkimage_check_image_type(uint8_t type) 26 { 27 if (type == IH_TYPE_RKIMAGE) 28 return EXIT_SUCCESS; 29 else 30 return EXIT_FAILURE; 31 } 32 33 /* 34 * rk_image parameters 35 */ 36 U_BOOT_IMAGE_TYPE( 37 rkimage, 38 "Rockchip Boot Image support", 39 4, 40 &header, 41 rkcommon_check_params, 42 NULL, 43 NULL, 44 rkimage_set_header, 45 NULL, 46 rkimage_check_image_type, 47 NULL, 48 NULL 49 ); 50