1 /* 2 * Copyright (C) 2016 Freescale Semiconductor, Inc. 3 * Copyright 2017 NXP 4 * All rights reserved. 5 * 6 * Peng Fan <peng.fan@nxp.com> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright notice, 12 * this list of conditions and the following disclaimer. 13 * 14 * 2. Redistributions in binary form must reproduce the above copyright notice, 15 * this list of conditions and the following disclaimer in the documentation 16 * and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include <console.h> 32 #include <io.h> 33 #include <imx.h> 34 #include <mm/core_mmu.h> 35 #include <mm/core_memprot.h> 36 #include <platform_config.h> 37 38 uint32_t imx_get_src_gpr(int cpu) 39 { 40 vaddr_t va = core_mmu_get_va(SRC_BASE, MEM_AREA_IO_SEC); 41 42 return read32(va + SRC_GPR1 + cpu * 8 + 4); 43 } 44 45 void imx_set_src_gpr(int cpu, uint32_t val) 46 { 47 vaddr_t va = core_mmu_get_va(SRC_BASE, MEM_AREA_IO_SEC); 48 49 write32(val, va + SRC_GPR1 + cpu * 8 + 4); 50 } 51