artiq-board: use new --gateware-identifier-str

This commit is contained in:
Astro 2020-08-28 00:47:13 +02:00
parent cb83f38ccd
commit 85c4719f33
4 changed files with 34 additions and 60 deletions

View File

@ -59,7 +59,7 @@ let
name = "${name}-firmware";
inherit version src;
phases = [ "buildPhase" "installCheckPhase" "installPhase" "checkPhase" ];
buildInputs = [
nativeBuildInputs = [
pkgs.gnumake pkgs.which
artiqpkgs.cargo
artiqpkgs.rustc
@ -73,7 +73,7 @@ let
''
export CARGO_HOME=${cargoVendored}
export TARGET_AR=or1k-linux-ar
${buildCommand} --no-compile-gateware
${buildCommand} --no-compile-gateware --gateware-identifier-str=unprogrammed
'';
installPhase =
''
@ -93,28 +93,18 @@ let
'';
});
vivadoIdentifiers = import (pkgs.stdenv.mkDerivation {
name = "${name}-vivado-identifiers.nix";
src = "${boardModule}/src/gateware";
buildInputs = [ pkgs.python ];
phases = [ "unpackPhase" "buildPhase" ];
buildPhase = "python ${./scripts/get-identifiers.py} top.v > $out";
});
vivadoInput = pkgs.stdenv.mkDerivation {
name = "${name}-vivado-input";
src = "${boardModule}/src/gateware";
buildInputs = [ pkgs.python ];
phases = [ "unpackPhase" "patchPhase" "installPhase" ];
patchPhase = "python ${./scripts/remove-identifiers.py} top.v";
installPhase = "cp -ar . $out";
};
identifierStr = "${version};${variant}";
identifiers = import (
pkgs.runCommandLocal "${name}-identifiers.nix" {
buildInputs = [ pkgs.python3 ];
} ''python ${./generate-identifier.py} "${identifierStr}" > $out''
);
vivadoInputArchive = pkgs.stdenv.mkDerivation {
name = "${name}-vivado-input.nar.base64";
buildInputs = [ pkgs.nix ];
phases = [ "installPhase" ];
installPhase = "nix-store --dump ${vivadoInput} | base64 -w0 > $out";
installPhase = "nix-store --dump ${boardModule}/src/gateware | base64 -w0 > $out";
};
# Funnelling the source code through a Nix string allows dropping
@ -158,7 +148,7 @@ let
''
set_property INIT ${init} [get_cell ${cell}]
''
) vivadoIdentifiers) +
) identifiers) +
''
source "top_bitstream.tcl"
EOF

View File

@ -0,0 +1,24 @@
#!/usr/bin/env python
#
# Encodes data like ARTIQ build_soc.py ReprogrammableIdentifier
import sys
if len(sys.argv) != 2:
raise ValueError('argument missing')
identifier_str = sys.argv[1]
contents = list(identifier_str.encode())
l = len(contents)
if l > 255:
raise ValueError("Identifier string must be 255 characters or less")
contents.insert(0, l)
f = sys.stdout
f.write("[\n");
for i in range(7):
init = sum(1 << j if c & (1 << i) else 0 for j, c in enumerate(contents))
f.write(
' {{ cell = "identifier_str{}"; init = "256\'h{:X}"; }}\n'.format(i, init)
)
f.write("]\n");

View File

@ -1,24 +0,0 @@
#!/usr/bin/env python
import sys, re
if len(sys.argv) != 2:
raise ValueError('Filename argument missing')
filename = sys.argv[1]
with open(filename, 'r') as f:
data = f.read()
identifiers = re.findall(r"\.INIT\((\d+'d\d+\)\s*\)\s*identifier_str\d+)", data)
f = sys.stdout
f.write("[\n")
for identifier in identifiers:
m = re.match(r"(\d+)'d(\d+)\)\s*\)\s*(\S+)", identifier)
if m is not None:
cell = m.group(3)
# the literal must be converted to hex for Vivado Tcl `set_property`
init = "{}'h{:X}".format(m.group(1), int(m.group(2)))
f.write(' {{ cell = "{}"; init = "{}"; }}\n'.format(cell, init))
f.write("]\n")

View File

@ -1,16 +0,0 @@
#!/usr/bin/env python
import sys, re
if len(sys.argv) != 2:
raise ValueError('Filename argument missing')
filename = sys.argv[1]
with open(filename, 'r') as f:
data = f.read()
data = re.sub(r"\.INIT\((\d+'d\d+)\)(\s*)\)(\s*)identifier_str", r".INIT(32'hAAAAAAAA)\2)\3identifier_str", data)
with open(filename, 'w') as f:
f.write(data)