forked from Mirrors/opensbi
d4d2582eef
Now opensbi can run at any address via dynamic relocation. We can remove FW_TEXT_START. Signed-off-by: Xiang W <wxjstz@126.com> Reviewed-by: Anup Patel <anup@brainfault.org> Tested-by: Anup Patel <anup@brainfault.org>
100 lines
2.8 KiB
Makefile
100 lines
2.8 KiB
Makefile
#
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# SPDX-License-Identifier: BSD-2-Clause
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#
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# Copyright (c) 2019 Western Digital Corporation or its affiliates.
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#
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# Compiler pre-processor flags
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platform-cppflags-y =
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# C Compiler and assembler flags.
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platform-cflags-y =
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platform-asflags-y =
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# Linker flags: additional libraries and object files that the platform
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# code needs can be added here
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platform-ldflags-y =
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#
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# Command for platform specific "make run"
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# Useful for development and debugging on plaftform simulator (such as QEMU)
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#
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# platform-runcmd = your_platform_run.sh
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#
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# Platform RISC-V XLEN, ABI, ISA and Code Model configuration.
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# These are optional parameters but platforms can optionaly provide it.
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# Some of these are guessed based on GCC compiler capabilities
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#
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# PLATFORM_RISCV_XLEN = 64
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# PLATFORM_RISCV_ABI = lp64
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# PLATFORM_RISCV_ISA = rv64imafdc
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# PLATFORM_RISCV_CODE_MODEL = medany
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# Space separated list of object file names to be compiled for the platform
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platform-objs-y += platform.o
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#
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# If the platform support requires a builtin device tree file, the name of
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# the device tree compiled file should be specified here. The device tree
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# source file be in the form <dt file name>.dts
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#
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# platform-objs-y += <dt file name>.o
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# Optional parameter for path to external FDT
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# FW_FDT_PATH="path to platform flattened device tree file"
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#
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# Dynamic firmware configuration.
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# Optional parameters are commented out. Uncomment and define these parameters
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# as needed.
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#
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FW_DYNAMIC=<y|n>
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#
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# Jump firmware configuration.
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# Optional parameters are commented out. Uncomment and define these parameters
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# as needed.
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#
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FW_JUMP=<y|n>
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# This needs to be 4MB aligned for 32-bit support
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# This needs to be 2MB aligned for 64-bit support
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# ifeq ($(PLATFORM_RISCV_XLEN), 32)
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# FW_JUMP_OFFSET=0x400000
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# else
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# FW_JUMP_OFFSET=0x200000
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# endif
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# FW_JUMP_FDT_OFFSET=0x2200000
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#
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# You can use fixed address for jump firmware as an alternative option.
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# SBI will prefer "<X>_ADDR" if both "<X>_ADDR" and "<X>_OFFSET" are
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# defined
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# ifeq ($(PLATFORM_RISCV_XLEN), 32)
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# FW_JUMP_ADDR=0x80400000
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# else
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# FW_JUMP_ADDR=0x80200000
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# endif
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# FW_JUMP_FDT_ADDR=0x82200000
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#
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# Firmware with payload configuration.
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# Optional parameters are commented out. Uncomment and define these parameters
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# as needed.
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#
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FW_PAYLOAD=<y|n>
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# This needs to be 4MB aligned for 32-bit support
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# This needs to be 2MB aligned for 64-bit support
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ifeq ($(PLATFORM_RISCV_XLEN), 32)
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FW_PAYLOAD_OFFSET=0x400000
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else
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FW_PAYLOAD_OFFSET=0x200000
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endif
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# FW_PAYLOAD_ALIGN=0x1000
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# FW_PAYLOAD_PATH="path to next boot stage binary image file"
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# FW_PAYLOAD_FDT_OFFSET=0x2200000
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#
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# You can use fixed address for payload firmware as an alternative option.
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# SBI will prefer "FW_PAYLOAD_FDT_ADDR" if both "FW_PAYLOAD_FDT_OFFSET"
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# and "FW_PAYLOAD_FDT_ADDR" are defined.
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# FW_PAYLOAD_FDT_ADDR=0x82200000
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