/* * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of ARM nor the names of its contributors may be used * to endorse or promote products derived from this software without specific * prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include #include #include #include /***************************************************************************** * sram only surpport 32-bits access ******************************************************************************/ void u32_align_cpy(uint32_t *dst, const uint32_t *src, size_t bytes) { uint32_t i; for (i = 0; i < bytes; i++) dst[i] = src[i]; } void rockchip_plat_sram_mmu_el3(void) { #ifdef PLAT_EXTRA_LD_SCRIPT size_t sram_size; /* sram.text size */ sram_size = (char *)&__bl31_sram_text_end - (char *)&__bl31_sram_text_start; mmap_add_region((unsigned long)&__bl31_sram_text_start, (unsigned long)&__bl31_sram_text_start, sram_size, MT_MEMORY | MT_RO | MT_SECURE); /* sram.data size */ sram_size = (char *)&__bl31_sram_data_end - (char *)&__bl31_sram_data_start; mmap_add_region((unsigned long)&__bl31_sram_data_start, (unsigned long)&__bl31_sram_data_start, sram_size, MT_MEMORY | MT_RW | MT_SECURE); /* sram.incbin size */ sram_size = (char *)&__sram_incbin_end - (char *)&__sram_incbin_start; mmap_add_region((unsigned long)&__sram_incbin_start, (unsigned long)&__sram_incbin_start, sram_size, MT_NON_CACHEABLE | MT_RW | MT_SECURE); #else /* TODO: Support other SoCs, Just support RK3399 now */ return; #endif } void plat_rockchip_mem_prepare(void) { /* The code for resuming cpu from suspend must be excuted in pmusram */ plat_rockchip_pmusram_prepare(); }