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ae903c56c1
There is nothing we need from the BootROM area, so we also don't need to map it in EL3. Remove the mapping and reduce the number of MMAP regions by one. Reported-by: Samuel Holland <samuel@sholland.org> Signed-off-by: Andre Przywara <andre.przywara@arm.com>
56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
/*
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* Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <platform.h>
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#include <platform_def.h>
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#include <sunxi_def.h>
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#include <xlat_tables_v2.h>
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#include "sunxi_private.h"
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static mmap_region_t sunxi_mmap[PLATFORM_MMAP_REGIONS + 1] = {
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MAP_REGION_FLAT(SUNXI_SRAM_BASE, SUNXI_SRAM_SIZE,
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MT_MEMORY | MT_RW | MT_SECURE),
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MAP_REGION_FLAT(SUNXI_DEV_BASE, SUNXI_DEV_SIZE,
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MT_DEVICE | MT_RW | MT_SECURE),
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MAP_REGION_FLAT(SUNXI_DRAM_BASE, SUNXI_DRAM_SIZE,
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MT_MEMORY | MT_RW | MT_NS),
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{},
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};
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unsigned int plat_get_syscnt_freq2(void)
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{
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return SUNXI_OSC24M_CLK_IN_HZ;
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}
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uintptr_t plat_get_ns_image_entrypoint(void)
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{
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#ifdef PRELOADED_BL33_BASE
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return PRELOADED_BL33_BASE;
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#else
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return PLAT_SUNXI_NS_IMAGE_OFFSET;
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#endif
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}
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void sunxi_configure_mmu_el3(int flags)
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{
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mmap_add_region(BL31_BASE, BL31_BASE,
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BL31_LIMIT - BL31_BASE,
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MT_MEMORY | MT_RW | MT_SECURE);
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mmap_add_region(BL_CODE_BASE, BL_CODE_BASE,
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BL_CODE_END - BL_CODE_BASE,
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MT_CODE | MT_SECURE);
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mmap_add_region(BL_RO_DATA_BASE, BL_RO_DATA_BASE,
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BL_RO_DATA_END - BL_RO_DATA_BASE,
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MT_RO_DATA | MT_SECURE);
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mmap_add_region(BL_COHERENT_RAM_BASE, BL_COHERENT_RAM_BASE,
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BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE,
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MT_DEVICE | MT_RW | MT_SECURE);
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mmap_add(sunxi_mmap);
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init_xlat_tables();
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enable_mmu_el3(0);
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}
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