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build/quicklogic/f4pga.py: fix Makefile, added a note for futur rework and link to toolchain install's instructions

This commit is contained in:
Gwenhael Goavec-Merou 2024-05-30 08:43:41 +02:00
parent d79c91daea
commit 845e20c653
1 changed files with 6 additions and 4 deletions
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10
litex/build/quicklogic/f4pga.py
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@ -5,6 +5,9 @@
# Copyright (c) 2021 Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com> # Copyright (c) 2021 Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
# SPDX-License-Identifier: BSD-2-Clause # SPDX-License-Identifier: BSD-2-Clause
# See: https://f4pga-examples.readthedocs.io/en/latest/getting.html#toolchain-installation
# To install toolchain
import os import os
import sys import sys
import subprocess import subprocess
@ -49,14 +52,13 @@ class F4PGAToolchain(GenericToolchain):
# Build Makefile ------------------------------------------------------------------------------- # Build Makefile -------------------------------------------------------------------------------
# FIXME: Makefile approach is deprecated and must replaced by the use of f4pga script + a json file.
def build_script(self): def build_script(self):
makefile = [] makefile = []
# Define Paths. # Define Paths.
makefile.append("mkfile_path := $(abspath $(lastword $(MAKEFILE_LIST)))") makefile.append("mkfile_path := $(abspath $(lastword $(MAKEFILE_LIST)))")
makefile.append("current_dir := $(patsubst %/,%,$(dir $(mkfile_path)))") makefile.append("current_dir := $(patsubst %/,%,$(dir $(mkfile_path)))")
# bit -> h and bit -> bin requires TOP_F
makefile.append(f"TOP_F={self._build_name}")
# Create Project. # Create Project.
# FIXME: Only use top file for now and ignore .init files. # FIXME: Only use top file for now and ignore .init files.
@ -72,10 +74,10 @@ class F4PGAToolchain(GenericToolchain):
)) ))
# build header to include in CPU firmware # build header to include in CPU firmware
makefile.append("{top}_bit.h: build/{top}.bit".format(top=self._build_name)) makefile.append("{top}_bit.h: build/{top}.bit".format(top=self._build_name))
makefile.append(f"\t(cd build; TOP_F=$(TOP_F) symbiflow_write_bitheader)") makefile.append(f"\tsymbiflow_write_bitheader $^ $@")
# build binary to write in dedicated FLASH area # build binary to write in dedicated FLASH area
makefile.append("{top}.bin: build/{top}.bit".format(top=self._build_name)) makefile.append("{top}.bin: build/{top}.bit".format(top=self._build_name))
makefile.append(f"\t(cd build; TOP_F=$(TOP_F) symbiflow_write_binary)") makefile.append(f"\tsymbiflow_write_binary $^ $@")
# Generate Makefile. # Generate Makefile.
tools.write_to_file("Makefile", "\n".join(makefile)) tools.write_to_file("Makefile", "\n".join(makefile))