/* * Copyright 2017 Theobroma Systems Design und Consulting GmbH * * SPDX-License-Identifier: GPL-2.0+ */ /* * Execution starts on the instruction following this 4-byte header * (containing the magic 'RK33'). * * To make life easier for everyone, we build the SPL binary with * space for this 4-byte header already included in the binary. */ #ifdef CONFIG_SPL_BUILD /* * We need to add 4 bytes of space for the 'RK33' at the * beginning of the executable. However, as we want to keep * this generic and make it applicable to builds that are like * the RK3368 (TPL needs this, SPL doesn't) or the RK3399 (no * TPL, but extra space needed in the SPL), we simply repeat * the 'b reset' with the expectation that the first one will * be overwritten, if this is the first stage contained in the * final image created with mkimage)... */ b reset /* may be overwritten --- should be 'nop' or a 'b reset' */ #endif b reset #if defined(CONFIG_ROCKCHIP_RK3399) && defined(CONFIG_SPL_BUILD) .space CONFIG_ROCKCHIP_SPL_RESERVE_IRAM /* space for the ATF data */ #endif