xref: /openbmc/u-boot/arch/arm/mach-tegra/arm64-mmu.c (revision 0093b3fc)
1 /*
2  * (C) Copyright 2014 - 2015 Xilinx, Inc.
3  * Michal Simek <michal.simek@xilinx.com>
4  * (This file derived from arch/arm/cpu/armv8/zynqmp/cpu.c)
5  *
6  * Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved.
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 
11 #include <common.h>
12 #include <asm/system.h>
13 #include <asm/armv8/mmu.h>
14 
15 /* size: IO + NR_DRAM_BANKS + terminator */
16 struct mm_region tegra_mem_map[1 + CONFIG_NR_DRAM_BANKS + 1] = {
17 	{
18 		.virt = 0x0UL,
19 		.phys = 0x0UL,
20 		.size = 0x80000000UL,
21 		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
22 			 PTE_BLOCK_NON_SHARE |
23 			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
24 	}, {
25 		.virt = 0x80000000UL,
26 		.phys = 0x80000000UL,
27 		.size = 0x80000000UL,
28 		.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
29 			 PTE_BLOCK_INNER_SHARE
30 	}, {
31 		/* List terminator */
32 		0,
33 	}
34 };
35 
36 struct mm_region *mem_map = tegra_mem_map;
37