diff options
Diffstat (limited to 'net/wifi-firmware-rtw88-kmod/files/extract-fw-list.sh')
| -rw-r--r-- | net/wifi-firmware-rtw88-kmod/files/extract-fw-list.sh | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/net/wifi-firmware-rtw88-kmod/files/extract-fw-list.sh b/net/wifi-firmware-rtw88-kmod/files/extract-fw-list.sh new file mode 100644 index 000000000000..fdfeabc60d11 --- /dev/null +++ b/net/wifi-firmware-rtw88-kmod/files/extract-fw-list.sh @@ -0,0 +1,205 @@ +#!/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=${1:-/nonexistent} +DRVNAME=${2:-NODRVNAMEGIVEN} + +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 rtw8[89]\n" $0 >&2 + exit +fi +case "${DRVNAME}" in +NODRVNAMEGIVEN) + printf "USAGE: %s /path/to/linux-firmware.git rtw8[89]\n" $0 >&2 + exit + ;; +esac + +sed -e "s@%%XXX%%@"${DRVNAME}" -.*@g" ../wifi-firmware-kmod/files/WHENCE.awk.in > WHENCE.awk +awk -f WHENCE.awk ${FWDIR}/WHENCE > WHENCE +awk -v FWDIR="${FWDIR}" -v DRVNAME="${DRVNAME}" ' +function file_exists(fname) +{ + xname = FWDIR "/" DRVNAME "/" fname; + + #printf("DEBUG: checking for file %s\n", xname); + + if ((getline _ < xname) >= 0) { + return 1; + } +} + +function known_in_2arr(arr, idx1, idx2) +{ + for (both in arr) { + split(both, sep, SUBSEP); + if (sep[1] == idx1 && sep[2] == idx2) { + return 1; + } + } + return 0; +} + +function get_flavor(name) +{ + + name = tolower(name); + + # Remove the file name if in subdir. + gsub("/[^/]*$", "", name); + + # Reduce to one level + n = split(name, a, "/") + if (n > 1) { + name = a[1]; + } + # Reduce to prefix. + if (name ~ /^rtw/) { + n = split(name, a, "_") + if (n > 1) { + name = a[1]; + } + } + + # replace special characters + gsub("/", "_", name); + gsub("\\.", "", name); + + #printf("FLAVNAME >>%s<<\n", name); + + return name; +} + +function is_flavor_known(name, n, flavarr) +{ + + for (f = 1; f <= n ; f++) { + if (flavarr[f] == name) + return 1; + } + + return 0; +} + +BEGIN { + if (!FWDIR) { + printf "USAGE: -v FWDIR=/path/to/linux-firmware.git\n" + exit + } + + flavors_n = 0; +} +{ + if (! /^File:/) { + next; + } + + gsub("^File: " DRVNAME "/", ""); + + name=$0 + if (!file_exists(name)) { + print "DEBUG :: file does not exist :: " $0; + next; + } + + flav = get_flavor($name); + + if (DRVNAME == "rtw88" && flav == "readme") { + print "DEBUG :: skipping rtw88 readme :: " $0; + next; + } + + if (!is_flavor_known(flav, flavors_n, flavors)) { + flavors[++flavors_n] = flav; + } + + fwn[flav]++; + fwname[flav,fwn[flav]] = name; +} +END { + # Sort flavors + for (i = 1; i < length(flavors); i++) { + for (j = i + 1; j <= length(flavors); j++) { + if (flavors[i] > flavors[j]) { + t=flavors[i] + flavors[i]=flavors[j] + flavors[j]=t + } + } + } + + 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]; + + # + # Firmware files. + # + 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++) { + printf(" \\\n\t\${FWSUBDIR}/%s\${DISTURL_SUFFIX}", 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"); + printf("DISTFILES_\${FWDRV}_lic="); + if (DRVNAME == "rtw88") { + printf(" \\\n\t\${FWSUBDIR}/%s\${DISTURL_SUFFIX}", "README"); + } + printf("\n"); +}' WHENCE + +rm -f WHENCE.awk WHENCE + +# end |