[U-Boot] [PATCH v2 08/11] arm: socfpga: mmu: Add memory map layout for Stratix 10 SoC

Chin Liang See clsee at altera.com
Tue Sep 6 12:03:26 CEST 2016


Add memory map layout for Stratix 10 SoC

Signed-off-by: Chin Liang See <clsee at altera.com>
Cc: Marek Vasut <marex at denx.de>
Cc: Dinh Nguyen <dinguyen at opensource.altera.com>
Cc: Ley Foon Tan <lftan at altera.com>
---
 arch/arm/mach-socfpga/Makefile    |  2 ++
 arch/arm/mach-socfpga/mmu-arm64.c | 71 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 73 insertions(+)
 create mode 100644 arch/arm/mach-socfpga/mmu-arm64.c

diff --git a/arch/arm/mach-socfpga/Makefile b/arch/arm/mach-socfpga/Makefile
index a8ea277..6e3a59a 100644
--- a/arch/arm/mach-socfpga/Makefile
+++ b/arch/arm/mach-socfpga/Makefile
@@ -12,6 +12,8 @@ obj-y	+= misc.o timer.o reset_manager.o system_manager.o clock_manager.o \
 
 obj-$(CONFIG_SPL_BUILD) += spl.o freeze_controller.o
 
+obj-$(CONFIG_TARGET_SOCFPGA_STRATIX10) += mmu-arm64.o
+
 # QTS-generated config file wrappers
 obj-$(CONFIG_TARGET_SOCFPGA_GEN5)	+= scan_manager.o wrap_pll_config.o \
 					   fpga_manager.o
diff --git a/arch/arm/mach-socfpga/mmu-arm64.c b/arch/arm/mach-socfpga/mmu-arm64.c
new file mode 100644
index 0000000..3b73143
--- /dev/null
+++ b/arch/arm/mach-socfpga/mmu-arm64.c
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2016, Intel Corporation
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/armv8/mmu.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static struct mm_region socfpga_stratix10_mem_map[] = {
+	{
+		/* MEM 2GB*/
+		.virt	= 0x0UL,
+		.phys	= 0x0UL,
+		.size	= 0x80000000UL,
+		.attrs	= PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+				PTE_BLOCK_INNER_SHARE,
+	}, {
+		/* FPGA 1.5GB */
+		.virt	= 0x80000000UL,
+		.phys	= 0x80000000UL,
+		.size	= 0x60000000UL,
+		.attrs	= PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+				PTE_BLOCK_NON_SHARE |
+				PTE_BLOCK_PXN | PTE_BLOCK_UXN,
+	}, {
+		/* DEVICE 142MB */
+		.virt	= 0xF7000000UL,
+		.phys	= 0xF7000000UL,
+		.size	= 0x08E00000UL,
+		.attrs	= PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+				PTE_BLOCK_NON_SHARE |
+				PTE_BLOCK_PXN | PTE_BLOCK_UXN,
+	}, {
+		/* OCRAM 1MB but available 256KB */
+		.virt	= 0xFFE00000UL,
+		.phys	= 0xFFE00000UL,
+		.size	= 0x00100000UL,
+		.attrs	= PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+				PTE_BLOCK_INNER_SHARE,
+	}, {
+		/* DEVICE 32KB */
+		.virt	= 0xFFFC0000UL,
+		.phys	= 0xFFFC0000UL,
+		.size	= 0x00008000UL,
+		.attrs	= PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+				PTE_BLOCK_NON_SHARE |
+				PTE_BLOCK_PXN | PTE_BLOCK_UXN,
+	}, {
+		/* MEM 124GB */
+		.virt	= 0x0100000000UL,
+		.phys	= 0x0100000000UL,
+		.size	= 0x1F00000000UL,
+		.attrs	= PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+				PTE_BLOCK_INNER_SHARE,
+	}, {
+		/* DEVICE 4GB */
+		.virt	= 0x2000000000UL,
+		.phys	= 0x2000000000UL,
+		.size	= 0x0100000000UL,
+		.attrs	= PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+				PTE_BLOCK_NON_SHARE |
+				PTE_BLOCK_PXN | PTE_BLOCK_UXN,
+	}, {
+		/* List terminator */
+	},
+};
+
+struct mm_region *mem_map = socfpga_stratix10_mem_map;
-- 
2.2.2



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