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https://github.com/espressif/esp-idf.git
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1bec6e09d9
components/ulp/cmake holds the project that builds a ULP program. Name it subproject, as the bootloader does.
16 lines
723 B
CMake
16 lines
723 B
CMake
# CMake toolchain file for ULP-RISC-V
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set(CMAKE_SYSTEM_NAME Generic)
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set(CMAKE_C_COMPILER "riscv32-esp-elf-gcc")
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set(CMAKE_CXX_COMPILER "riscv32-esp-elf-g++")
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set(CMAKE_ASM_COMPILER "riscv32-esp-elf-gcc")
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set(CMAKE_C_FLAGS "-Os -march=rv32imc_zicsr_zifencei -mdiv -fdata-sections -ffunction-sections"
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CACHE STRING "C Compiler Base Flags")
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set(CMAKE_CXX_FLAGS "-Os -march=rv32imc_zicsr_zifencei -mdiv -fdata-sections -ffunction-sections"
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CACHE STRING "C++ Compiler Base Flags")
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set(CMAKE_ASM_FLAGS "-march=rv32imc -x assembler-with-cpp"
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CACHE STRING "Assembler Base Flags")
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set(CMAKE_EXE_LINKER_FLAGS "-march=rv32imc_zicsr_zifencei --specs=nano.specs --specs=nosys.specs"
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CACHE STRING "Linker Base Flags")
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