[PATCH] Old BIOS: start partition at specific place
Some BIOSes dont't boot from partitions starting at sector 1024.
Some are even more peculiar and only start from sector 63.
This patch adds an option for the binary_hdd target to manually
configure the partition start.
---
scripts/build/binary_hdd | 14 ++++++++++++--
scripts/build/config | 12 +++++++++++-
2 files changed, 23 insertions(+), 3 deletions(-)
diff --git a/scripts/build/binary_hdd b/scripts/build/binary_hdd
index c958aff..0ffb20a 100755
--- a/scripts/build/binary_hdd
+++ b/scripts/build/binary_hdd
@@ -172,7 +172,12 @@ esac
case "${LB_BUILD_WITH_CHROOT}" in
true)
Chroot chroot "parted -s ${FREELO} mklabel ${PARTITION_TABLE_TYPE}" || true
- Chroot chroot "parted -a optimal -s ${FREELO} mkpart primary ${PARTITION_TYPE} 0% 100%" || true
+ if [ "x${LB_HDD_PARTITION_START}" = "x" ]; then
+ Chroot chroot "parted -a optimal -s ${FREELO} mkpart primary ${PARTITION_TYPE} 0% 100%" || true
+ else
+ Echo_message "using partition start at ${LB_HDD_PARTITION_START}"
+ Chroot chroot "parted -s ${FREELO} mkpart primary ${PARTITION_TYPE} ${LB_HDD_PARTITION_START} 100%" || true
+ fi
Chroot chroot "parted -s ${FREELO} set 1 boot on" || true
Chroot chroot "parted -s ${FREELO} set 1 lba off" || true
@@ -184,7 +189,12 @@ case "${LB_BUILD_WITH_CHROOT}" in
false)
parted -s ${FREELO} mklabel ${PARTITION_TABLE_TYPE} || true
- parted -a optimal -s ${FREELO} mkpart primary ${PARTITION_TYPE} 0% 100% || true
+ if [ "x${LB_HDD_PARTITION_START}" = "x" ]; then
+ parted -a optimal -s ${FREELO} mkpart primary ${PARTITION_TYPE} 0% 100% || true
+ else
+ Echo_message "using partition start at ${LB_HDD_PARTITION_START}"
+ parted -s ${FREELO} mkpart primary ${PARTITION_TYPE} ${LB_HDD_PARTITION_START} 100% || true
+ fi
parted -s "${FREELO}" set 1 boot on || true
parted -s "${FREELO}" set 1 lba off || true
diff --git a/scripts/build/config b/scripts/build/config
index fbe9865..fbc66ff 100755
--- a/scripts/build/config
+++ b/scripts/build/config
@@ -69,6 +69,7 @@ USAGE="${PROGRAM} [--apt apt|aptitude]\n\
\t [--isohybrid-options OPTION|\"OPTIONS\"]\n\
\t [--hdd-label LABEL]\n\
\t [--hdd-size MB]\n\
+\t [--hdd-partition-start [parted unit, e.g. 63s]\n\
\t [--iso-application NAME]\n\
\t [--iso-preparer NAME]\n\
\t [--iso-publisher NAME]\n\
@@ -139,7 +140,7 @@ Local_arguments ()
security:,updates:,backports:,binary-filesystem:,binary-images:,
apt-indices:,bootappend-install:,bootappend-live:,bootappend-live-failsafe:,bootloaders:,checksums:,compression:,config:,zsync:,build-with-chroot:,
debian-installer:,debian-installer-distribution:,debian-installer-preseedfile:,debian-installer-gui:,
- grub-splash:,isohybrid-options:,hdd-label:,hdd-size:,iso-application:,iso-preparer:,iso-publisher:,
+ grub-splash:,isohybrid-options:,hdd-label:,hdd-size:,hdd-partition-start:,iso-application:,iso-preparer:,iso-publisher:,
iso-volume:,jffs2-eraseblock:,memtest:,net-root-filesystem:,net-root-mountoptions:,
net-root-path:,net-root-server:,net-cow-filesystem:,net-cow-mountoptions:,net-cow-path:,
net-cow-server:,net-tarball:,firmware-binary:,firmware-chroot:,swap-file-path:,swap-file-size:,
@@ -566,6 +567,11 @@ Local_arguments ()
shift 2
;;
+ --hdd-partition-start)
+ LB_HDD_PARTITION_START="${2}"
+ shift 2
+ ;;
+
--iso-application)
LB_ISO_APPLICATION="${2}"
shift 2
@@ -1198,6 +1204,10 @@ LB_HDD_LABEL="${LB_HDD_LABEL}"
# (Default: ${LB_HDD_SIZE})
LB_HDD_SIZE="${LB_HDD_SIZE}"
+# \$LB_HDD_PARTITION_START: set start of partition for booting on bios that expects specific layout (e.g. "63s"). If empty, use optimal layout.
+# (Default: ${LB_HDD_PARTITION_START})
+LB_HDD_PARTITION_START="${LB_HDD_PARTITION_START}"
+
# \$LB_ISO_APPLICATION: set iso author
# (Default: ${LB_ISO_APPLICATION})
LB_ISO_APPLICATION="${LB_ISO_APPLICATION}"
--
2.5.1
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