114 lines
2.2 KiB
C
114 lines
2.2 KiB
C
/*
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* Renesas RCar Gen3 memory map tables
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*
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* Copyright (C) 2017 Marek Vasut <marek.vasut@gmail.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/armv8/mmu.h>
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static struct mm_region r8a7795_mem_map[] = {
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{
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.virt = 0x0UL,
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.phys = 0x0UL,
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.size = 0x80000000UL,
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.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
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PTE_BLOCK_INNER_SHARE
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}, {
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.virt = 0x80000000UL,
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.phys = 0x80000000UL,
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.size = 0x80000000UL,
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.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
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PTE_BLOCK_NON_SHARE |
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PTE_BLOCK_PXN | PTE_BLOCK_UXN
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}, {
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/* List terminator */
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0,
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}
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};
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static struct mm_region r8a7796_mem_map[] = {
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{
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.virt = 0x0UL,
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.phys = 0x0UL,
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.size = 0xe0000000UL,
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.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
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PTE_BLOCK_INNER_SHARE
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}, {
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.virt = 0xe0000000UL,
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.phys = 0xe0000000UL,
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.size = 0xe0000000UL,
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.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
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PTE_BLOCK_NON_SHARE |
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PTE_BLOCK_PXN | PTE_BLOCK_UXN
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}, {
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/* List terminator */
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0,
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}
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};
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static struct mm_region r8a77970_mem_map[] = {
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{
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.virt = 0x0UL,
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.phys = 0x0UL,
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.size = 0xe0000000UL,
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.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
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PTE_BLOCK_INNER_SHARE
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}, {
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.virt = 0xe0000000UL,
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.phys = 0xe0000000UL,
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.size = 0xe0000000UL,
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.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
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PTE_BLOCK_NON_SHARE |
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PTE_BLOCK_PXN | PTE_BLOCK_UXN
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}, {
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/* List terminator */
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0,
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}
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};
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static struct mm_region r8a77995_mem_map[] = {
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{
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.virt = 0x0UL,
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.phys = 0x0UL,
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.size = 0xe0000000UL,
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.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
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PTE_BLOCK_INNER_SHARE
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}, {
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.virt = 0xe0000000UL,
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.phys = 0xe0000000UL,
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.size = 0xe0000000UL,
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.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
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PTE_BLOCK_NON_SHARE |
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PTE_BLOCK_PXN | PTE_BLOCK_UXN
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}, {
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/* List terminator */
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0,
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}
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};
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struct mm_region *mem_map = r8a7795_mem_map;
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void rcar_gen3_memmap_fixup(void)
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{
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u32 cpu_type = rmobile_get_cpu_type();
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switch (cpu_type) {
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case RMOBILE_CPU_TYPE_R8A7795:
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mem_map = r8a7795_mem_map;
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break;
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case RMOBILE_CPU_TYPE_R8A7796:
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case RMOBILE_CPU_TYPE_R8A77965:
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mem_map = r8a7796_mem_map;
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break;
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case RMOBILE_CPU_TYPE_R8A77970:
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mem_map = r8a77970_mem_map;
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break;
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case RMOBILE_CPU_TYPE_R8A77995:
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mem_map = r8a77995_mem_map;
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break;
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}
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}
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