Merge pull request #400 from mikey/githash
syscon: Implement a register for storing git hash infopull/402/head
Anton Blanchard
2 years ago
committed by
GitHub
commit
26095986f3
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library ieee;
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use ieee.std_logic_1164.all;
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library work;
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package git is
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constant GIT_HASH : std_ulogic_vector(55 downto 0) := x"@hash@";
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constant GIT_DIRTY : std_ulogic := '@dirty@';
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end git;
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#!/bin/bash
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#
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# This script builds a git.vhdl which contains info on the SHA1 and
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# dirty status of your git tree. It always builds but only replaces
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# the file if it's changed. This way we can use Makefile $(shell ..)
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# to build it which happens before make does it's dependancy checks.
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#
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dirty="0"
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version="00000000000000"
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usage() {
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echo "$0 <file>"
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echo -e "\tSubstitute @hash@ and @dirty@ in <file> with gathered values."
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}
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src=$1
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if test -e .git || git rev-parse --is-inside-work-tree > /dev/null 2>&1;
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then
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version=$(git describe --exact-match 2>/dev/null)
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if [ -z "$version" ];
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then
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version=$(git describe 2>/dev/null)
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fi
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if [ -z "$version" ];
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then
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version=$(git rev-parse --verify --short=14 HEAD 2>/dev/null)
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fi
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if git diff-index --name-only HEAD |grep -qv '.git';
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then
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dirty="1"
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fi
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# echo "hash=$version dirty=$dirty"
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fi
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# Put it in a temp file and only update if it's change. This helps Make
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sed -e "s/@hash@/$version/" -e "s/@dirty@/$dirty/" ${src}.in > ${src}.tmp
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if diff -q ${src}.tmp ${src} >/dev/null 2>&1; then
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rm ${src}.tmp
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else
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mv ${src}.tmp ${src}
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fi
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#!/usr/bin/env python
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#
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# Simple wrapper around make_version.sh that fusesoc needs
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# Just pulls out the files_root from yaml so we know where to run.
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#
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import yaml
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import sys
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import os
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with open(sys.argv[1], 'r') as stream:
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data = yaml.safe_load(stream)
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# Run make version in source dir so we can get the git version
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os.system("cd %s; scripts/make_version.sh git.vhdl" % data["files_root"])
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