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{ stdenv, fetchFromGitHub
, pkgconfig, libftdi
, python3, pypy3
}:
let
pypyCompatible = stdenv.isx86_64; /* pypy3 seems broken on i686 */
pythonPkg = if pypyCompatible then pypy3 else python3;
pythonInterp = pythonPkg.interpreter;
in
stdenv.mkDerivation rec {
pname = "icestorm";
version = "2019.04.16";
src = fetchFromGitHub {
owner = "cliffordwolf";
repo = "icestorm";
rev = "d9ea2e15fccebbbce59409b0ae7a1481d78aab86";
sha256 = "1qa37p7hm7c2ga26xcvsd8xkqrp4hm0w6yh7cvz2q988yjzal5ky";
};
nativeBuildInputs = [ pkgconfig ];
buildInputs = [ pythonPkg libftdi ];
makeFlags = [ "PREFIX=$(out)" ];
enableParallelBuilding = true;
# fix icebox_vlog chipdb path. icestorm issue:
# https://github.com/cliffordwolf/icestorm/issues/125
#
# also, fix up the path to the chosen Python interpreter. for pypy-compatible
# platforms, it offers significant performance improvements.
patchPhase = ''
substituteInPlace ./icebox/icebox_vlog.py \
--replace /usr/local/share "$out/share"
for x in icefuzz/Makefile icebox/Makefile icetime/Makefile; do
substituteInPlace "$x" --replace python3 "${pythonInterp}"
done
for x in $(find . -type f -iname '*.py'); do
substituteInPlace "$x" \
--replace '/usr/bin/env python3' '${pythonInterp}'
done
'';
meta = {
description = "Documentation and tools for Lattice iCE40 FPGAs";
longDescription = ''
Project IceStorm aims at reverse engineering and
documenting the bitstream format of Lattice iCE40
FPGAs and providing simple tools for analyzing and
creating bitstream files.
'';
homepage = http://www.clifford.at/icestorm/;
license = stdenv.lib.licenses.isc;
maintainers = with stdenv.lib.maintainers; [ shell thoughtpolice ];
platforms = stdenv.lib.platforms.linux;
};
}
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