56 lines
2.6 KiB
Makefile
56 lines
2.6 KiB
Makefile
# Common, relocatable tool configuration.
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#
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# The including Makefile must define REPO_DIR before including this file.
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# Every value can be overridden from the environment or make command line.
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ifndef REPO_DIR
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$(error REPO_DIR must be defined before including tools/project.mk)
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endif
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SOC_TOOLS_ROOT ?= /tools/soc-tools
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PROJECT_TOOLS_DIR := $(REPO_DIR)/tools/local
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JAVA_HOME ?= $(firstword $(wildcard $(SOC_TOOLS_ROOT)/jdk17) $(wildcard $(PROJECT_TOOLS_DIR)/jdk17))
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MILL ?= $(firstword $(wildcard $(SOC_TOOLS_ROOT)/mill-current) $(wildcard $(PROJECT_TOOLS_DIR)/mill))
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FIRTOOL ?= $(firstword $(wildcard $(SOC_TOOLS_ROOT)/circt-current/bin/firtool) $(wildcard $(PROJECT_TOOLS_DIR)/circt/bin/firtool))
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Z3_LIB_DIR ?= $(firstword $(wildcard $(SOC_TOOLS_ROOT)/z3-current/bin) $(wildcard $(PROJECT_TOOLS_DIR)/z3/*/bin))
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CIRCT_LIB_DIR ?= $(patsubst %/bin/firtool,%/lib,$(FIRTOOL))
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VIVADO ?= $(lastword $(sort $(wildcard /tools/Xilinx/*/Vivado/bin/vivado) $(shell command -v vivado 2>/dev/null)))
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# RISCV_TOOLCHAIN may point either to the toolchain root or its bin directory.
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# TOOLCHAIN keeps compatibility with the existing software Makefiles.
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RISCV_TOOLCHAIN ?=
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_RISCV_SEARCH_DIRS := \
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$(TOOLCHAIN) \
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$(RISCV_TOOLCHAIN) \
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$(RISCV_TOOLCHAIN)/bin \
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$(PROJECT_TOOLS_DIR)/riscv/bin \
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/tools/toolchains-medany/bin \
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/tools/toolchain/bin \
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/tools/toolchains/bin \
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/tools/toolchains/rvtc-medany/bin
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_RISCV_GCC := $(firstword \
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$(foreach d,$(_RISCV_SEARCH_DIRS),$(wildcard $(d)/riscv64-unknown-elf-gcc)) \
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$(foreach d,$(_RISCV_SEARCH_DIRS),$(wildcard $(d)/riscv64-none-elf-gcc)) \
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$(shell command -v riscv64-unknown-elf-gcc 2>/dev/null) \
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$(shell command -v riscv64-none-elf-gcc 2>/dev/null))
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TOOLCHAIN ?= $(patsubst %/,%,$(dir $(_RISCV_GCC)))
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RISCV_PREFIX ?= $(if $(_RISCV_GCC),$(patsubst %-gcc,%-,$(notdir $(_RISCV_GCC))),riscv64-unknown-elf-)
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CROSS ?= $(if $(strip $(TOOLCHAIN)),$(TOOLCHAIN)/)$(RISCV_PREFIX)
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# Some compiler-only toolchains (notably rvtc-medany) do not ship GDB. Keep
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# using the selected compiler toolchain, but fall back to the full local
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# toolchain for FPGA debug targets.
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_RISCV_GDB := $(firstword \
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$(wildcard $(TOOLCHAIN)/$(RISCV_PREFIX)gdb) \
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$(wildcard /tools/toolchains/tc/toolchain/bin/$(RISCV_PREFIX)gdb) \
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$(shell command -v $(RISCV_PREFIX)gdb 2>/dev/null))
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GDB ?= $(if $(_RISCV_GDB),$(_RISCV_GDB),$(CROSS)gdb)
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# Mill's launcher resolves java through PATH, and build.sc resolves firtool the
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# same way. CIRCT has an rpath for its own libraries; Z3 is shipped separately.
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export JAVA_HOME
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export PATH := $(JAVA_HOME)/bin:$(dir $(FIRTOOL)):$(TOOLCHAIN):$(PATH)
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export LD_LIBRARY_PATH := $(Z3_LIB_DIR):$(CIRCT_LIB_DIR):$(LD_LIBRARY_PATH)
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