1 /* 2 * (C) Copyright 2017 Heiko Stuebner <heiko@sntech.de> 3 * 4 * SPDX-License-Identifier: GPL-2.0 5 */ 6 7 #ifndef _ASM_ARCH_BOOTROM_H 8 #define _ASM_ARCH_BOOTROM_H 9 10 /* 11 * Saved Stack pointer address. 12 * Access might be needed in some special cases. 13 */ 14 extern u32 SAVE_SP_ADDR; 15 16 /* 17 * Hand control back to the bootrom to load another 18 * boot stage. 19 */ 20 extern void back_to_bootrom(void); 21 22 #endif 23