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-rwxr-xr-xsrc/util/genfsimg11
1 files changed, 7 insertions, 4 deletions
diff --git a/src/util/genfsimg b/src/util/genfsimg
index 3f1356e..85fb006 100755
--- a/src/util/genfsimg
+++ b/src/util/genfsimg
@@ -242,12 +242,15 @@ if [ -n "${FATIMG}" ] ; then
FATSIZE=$(( FATSIZE + PAD + 256 ))
touch "${FATIMG}"
if [ "${FATSIZE}" -le "1440" ] ; then
- truncate -s 1440K "${FATIMG}"
- mformat -v iPXE -i "${FATIMG}" -f 1440 ::
+ FATSIZE=1440
+ FATARGS="-f 1440"
else
- truncate -s "${FATSIZE}K" "${FATIMG}"
- mformat -v iPXE -i "${FATIMG}" ::
+ FATCYLS=$(( ( FATSIZE + 503 ) / 504 ))
+ FATSIZE=$(( FATCYLS * 504 ))
+ FATARGS="-s 63 -h 16 -t ${FATCYLS}"
fi
+ truncate -s "${FATSIZE}K" "${FATIMG}"
+ mformat -v iPXE -i "${FATIMG}" ${FATARGS} ::
mcopy -i "${FATIMG}" -s "${FATDIR}"/* ::
if [ "${BIOSDIR}" = "${FATDIR}" ] ; then
syslinux "${FATIMG}"