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 8 #ifndef _RKCOMMON_H 9 #define _RKCOMMON_H 10 11 enum { 12 RK_BLK_SIZE = 512, 13 RK_INIT_OFFSET = 4, 14 RK_MAX_BOOT_SIZE = 512 << 10, 15 }; 16 17 /** 18 * rkcommon_set_header() - set up the header for a Rockchip boot image 19 * 20 * This sets up a 2KB header which can be interpreted by the Rockchip boot ROM. 21 * 22 * @buf: Pointer to header place (must be at least 2KB in size) 23 * @file_size: Size of the file we want the boot ROM to load, in bytes 24 * @return 0 if OK, -ENOSPC if too large 25 */ 26 int rkcommon_set_header(void *buf, uint file_size); 27 28 #endif 29