aboutsummaryrefslogtreecommitdiffstats
path: root/roms/u-boot/arch/arm/mach-tegra/arm64-mmu.c
diff options
context:
space:
mode:
authorAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
committerAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
commitaf1a266670d040d2f4083ff309d732d648afba2a (patch)
tree2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/arch/arm/mach-tegra/arm64-mmu.c
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/arch/arm/mach-tegra/arm64-mmu.c')
-rw-r--r--roms/u-boot/arch/arm/mach-tegra/arm64-mmu.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/mach-tegra/arm64-mmu.c b/roms/u-boot/arch/arm/mach-tegra/arm64-mmu.c
new file mode 100644
index 000000000..d45b1faaa
--- /dev/null
+++ b/roms/u-boot/arch/arm/mach-tegra/arm64-mmu.c
@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2014 - 2015 Xilinx, Inc.
+ * Michal Simek <michal.simek@xilinx.com>
+ * (This file derived from arch/arm/mach-zynqmp/cpu.c)
+ *
+ * Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved.
+ */
+
+#include <common.h>
+#include <asm/system.h>
+#include <asm/armv8/mmu.h>
+
+/* size: IO + NR_DRAM_BANKS + terminator */
+struct mm_region tegra_mem_map[1 + CONFIG_NR_DRAM_BANKS + 1] = {
+ {
+ .virt = 0x0UL,
+ .phys = 0x0UL,
+ .size = 0x80000000UL,
+ .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+ PTE_BLOCK_NON_SHARE |
+ PTE_BLOCK_PXN | PTE_BLOCK_UXN
+ }, {
+ .virt = 0x80000000UL,
+ .phys = 0x80000000UL,
+ .size = 0x80000000UL,
+ .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+ PTE_BLOCK_INNER_SHARE
+ }, {
+ /* List terminator */
+ 0,
+ }
+};
+
+struct mm_region *mem_map = tegra_mem_map;