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[build] Allow an initrd script to be provided via genfsimg

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2021-01-22 18:33:51 +00:00
parent 34f51a0dca
commit ae73fb5aa0
1 changed files with 15 additions and 4 deletions
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19
src/util/genfsimg
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@@ -11,9 +11,10 @@ help() {
echo "usage: ${0} [OPTIONS] foo.lkrn|foo.efi [bar.lkrn|bar.efi,...]"
echo
echo "where OPTIONS are:"
echo " -h show this help"
echo " -o FILE save image to file"
echo " -p PAD pad filesystem (in kB)"
echo " -h show this help"
echo " -o FILE save image to file"
echo " -p PAD pad filesystem (in kB)"
echo " -s SCRIPT use executable script"
}
# Get hex byte from binary file
@@ -113,7 +114,8 @@ copy_syslinux_file() {
#
OUTFILE=
PAD=0
while getopts "hlo:p:" OPTION ; do
SCRIPT=
while getopts "hlo:p:s:" OPTION ; do
case "${OPTION}" in
h)
help
@@ -125,6 +127,9 @@ while getopts "hlo:p:" OPTION ; do
p)
PAD="${OPTARG}"
;;
s)
SCRIPT="${OPTARG}"
;;
*)
help
exit 1
@@ -197,9 +202,15 @@ for FILENAME ; do
echo "SAY iPXE boot image" > "${SYSLINUXCFG}"
echo "TIMEOUT 30" >> "${SYSLINUXCFG}"
echo "DEFAULT ${DESTFILE}" >> "${SYSLINUXCFG}"
if [ -n "${SCRIPT}" ] ; then
cp "${SCRIPT}" "${BIOSDIR}/autoexec.ipxe"
fi
fi
echo "LABEL ${DESTFILE}" >> "${SYSLINUXCFG}"
echo " KERNEL ${DESTFILE}" >> "${SYSLINUXCFG}"
if [ -n "${SCRIPT}" ] ; then
echo " APPEND initrd=autoexec.ipxe" >> "${SYSLINUXCFG}"
fi
LKRN=1
;;
*.efi)