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|
#!/bin/sh
#
# Copyright (c) 2025 The FreeBSD Foundation
#
# This software was developed by Björn Zeeb
# under sponsorship from the FreeBSD Foundation.
#
# SPDX-License-Identifier: BSD-2-Clause
#
# Generate the firmware flavors and files from the WHENCE file in
# linux-firmware.git based on the "MAC" names.
# It is no longer feasible to generate them from the driver as the
# firmware names are fully dynamic and require at least a register
# read on each card. The combinations likely go into the hundreds
# or thousands.
# We still check for the firmware file with the highest API version
# available based on each file name and sort out all the others.
# We also have to sort out the DVM drier parts which we are not
# interested in.
#
FWDIR=${1:-/nonexistent}
if test ! -d ${FWDIR} -o ! -r ${FWDIR}/WHENCE; then
printf "Cannot find '%s' or '%s/WHENCE'\n" ${FWDIR} ${FWDIR} >&2
printf "USAGE: %s /path/to/linux-firmware.git\n" $0 >&2
exit
fi
sed -e "s@%%XXX%%@iwlwifi -.*@g" ../wifi-firmware-kmod/files/WHENCE.awk.in > WHENCE.awk
awk -f WHENCE.awk ${FWDIR}/WHENCE > WHENCE
awk -v FWDIR=${FWDIR} '
function file_exists(fname)
{
xname=FWDIR "/intel/iwlwifi/" fname;
#printf("DEBUG: checking for file %s\n", xname);
if ((getline _ < xname) >= 0) {
return 1;
}
}
function known_in_2arr(arr, idx1, idx2)
{
for (both in arr) {
split(both, sep, SUBSEP);
if (sep[1] == idx1 && sep[2] == idx2) {
return 1;
}
}
return 0;
}
function is_dvm(name)
{
if (name ~ /^iwlwifi-(3945|4965|5000|5150|1000|6000|6050|6000g2a|6000g2b|135|100|105|2030|2000)-/) {
return 1;
}
return 0;
}
function get_flavor(name)
{
# All the WiFi7+ stuff we will have a really hard time to tear apart (MAC, RF).
if (name ~ /^dr-/ && name ~ /-(fm|wh|pe)-/) {
return "dr";
}
if (name ~ /^sc-/ && name ~ /-(fm|wh|pe)-/) {
return "sc";
}
if (name ~ /^(gl|bz)-/ && name ~ /-(fm|wh|pe)-/) {
return "bz";
}
# mvm/(gl|bz)? (WiFi-7?)
if (name ~ /^(gl|bz)-/ && name ~ /-(gf|jf|hr)-/) {
return "bz";
}
if (name ~ /^(ma|so|ty)-/) {
return "ax210";
}
if (name ~ /^(QuZ|Qu|cc)-/) {
return "22000";
}
if (name ~ /^(9000|9260)/) {
return "9000";
}
if (name ~ /^(8000C|8265)/) {
return "8000";
}
if (name ~ /^(3160|3168|7260|7265|7265D)/) {
return "7000";
}
return "";
}
BEGIN {
if (!FWDIR) {
printf "USAGE: -v FWDIR=/path/to/linux-firmware.git\n"
exit
}
flavors[1] = "7000";
flavors[2] = "8000";
flavors[3] = "9000";
flavors[4] = "22000";
flavors[5] = "ax210";
flavors[6] = "bz"; # mld starts here
flavors[7] = "sc";
flavors[8] = "dr";
}
{
if (! /^File:/) {
next;
}
gsub("^File: intel/iwlwifi/", "");
if (!/\.ucode$/ && !/\.pnvm$/) {
print "ERROR :: " $0
exit
}
name=$0
if (is_dvm(name)) {
#print "DEBUG :: skipping DVM firmware file :: " $0;
next;
}
if (!file_exists(name)) {
print "DEBUG :: file does not exist :: " $0;
next;
}
ispnvm=0
if (/\.pnvm$/) {
ispnvm=1
}
gsub("^iwlwifi-", "", name);
gsub("\.ucode$", "", name);
gsub("\.pnvm$", "", name);
flav=get_flavor(name);
ver=name;
gsub("-[[:digit:]]*$", "", name);
gsub("^.*-", "", ver);
# Assoc.Arrays are great but we lose the order which we want for the FLAVORs.
x1=known_in_2arr(fwver, flav, name);
x2=known_in_2arr(fwpnvm, flav, name);
if (x1 || x2) {
#printf("DEBUG: %s SKIPPING %s/%s, already known in %d,%d\n", $0, flav, name, x1, x2);
} else {
fwn[flav]++;
fwname[flav,fwn[flav]] = name;
#printf("DEBUG: %s ADDING %s/%s, already known in %d,%d\n", $0, flav, name, x1, x2);
}
if (ispnvm) {
fwpnvm[flav,name] = 1;
} else {
if ((fwver[flav,name] + 0) < (ver + 0)) {
fwver[flav,name] = ver;
} else {
printf("DEBUG: skipping %s: %s < %s\n", $0, fwver[flav,name], ver);
}
}
}
END {
printf("FWSUBS=");
for (f = 1; f <= length(flavors); f++) {
if (fwn[flavors[f]] > 0) {
printf(" \\\n\t%s", flavors[f]);
}
}
printf("\n\n");
# Deal with all the firmware flavors:
for (f = 1; f <= length(flavors); f++) {
flav=flavors[f];
if (fwn[flav] > 0) {
if (f > 1) {
printf("\n");
}
printf("DISTFILES_%s+=", flav);
}
# Sort
for (i = 1; i < fwn[flav]; i++) {
for (j = i + 1; j <= fwn[flav]; j++) {
if (fwname[flav,i] > fwname[flav,j]) {
t=fwname[flav,i]
fwname[flav,i]=fwname[flav,j]
fwname[flav,j]=t
}
}
}
# Print
for (i = 1; i <= fwn[flav]; i++) {
if (fwpnvm[flav,fwname[flav,i]]) {
printf(" \\\n\t\${FWSUBDIR}/iwlwifi-%s.pnvm\${DISTURL_SUFFIX}", fwname[flav,i]);
}
printf(" \\\n\t\${FWSUBDIR}/iwlwifi-%s-%s.ucode\${DISTURL_SUFFIX}", fwname[flav,i], fwver[flav,fwname[flav,i]]);
}
}
printf("\n");
printf("\n");
printf("DISTFILES_\${FWDRV}=");
for (f = 1; f <= length(flavors); f++) {
if (fwn[flavors[f]] > 0) {
printf(" \\\n\t\${DISTFILES_%s}", flavors[f]);
}
}
printf("\n");
}' WHENCE
rm -f WHENCE.awk WHENCE
# end
|
