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| author | Saul Wold <sgw@linux.intel.com> | 2012-03-26 22:42:57 -0700 |
|---|---|---|
| committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2012-03-27 13:21:46 +0100 |
| commit | 53ae1737611e10e7fef815e8fde9e22165aa1047 (patch) | |
| tree | 156880e7ae84944700a58373c0895d60b63fb3a8 /meta/classes/boot-directdisk.bbclass | |
| parent | fe157bb9543bbb6c9523c0feb150ae3913802379 (diff) | |
| download | openembedded-core-53ae1737611e10e7fef815e8fde9e22165aa1047.tar.gz openembedded-core-53ae1737611e10e7fef815e8fde9e22165aa1047.tar.bz2 openembedded-core-53ae1737611e10e7fef815e8fde9e22165aa1047.zip | |
boot-directdisk: Fix Block Calcuation
This also changes the timeout to be settable
The block calcuation was not correctly rounding, see comment
Thanks to Darren Hart for fixing this.
Cc: Darren Hart <dvhart@linux.intel.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/classes/boot-directdisk.bbclass')
| -rw-r--r-- | meta/classes/boot-directdisk.bbclass | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/meta/classes/boot-directdisk.bbclass b/meta/classes/boot-directdisk.bbclass index 893164f853..e9e1ba30db 100644 --- a/meta/classes/boot-directdisk.bbclass +++ b/meta/classes/boot-directdisk.bbclass @@ -37,9 +37,8 @@ BOOTDD_EXTRA_SPACE ?= "16384" # Get the build_syslinux_cfg() function from the syslinux class AUTO_SYSLINUXCFG = "1" -LABELS = "boot" SYSLINUX_ROOT ?= "root=/dev/sda2" -SYSLINUX_TIMEOUT = "10" # 1 second +SYSLINUX_TIMEOUT ?= "10" SYSLINUXCFG = "${HDDDIR}/syslinux.cfg" SYSLINUXMENU = "${HDDDIR}/menu" @@ -55,15 +54,23 @@ build_boot_dd() { install -m 444 ${STAGING_LIBDIR}/syslinux/ldlinux.sys ${HDDDIR}/ldlinux.sys BLOCKS=`du -bks ${HDDDIR} | cut -f 1` - SIZE=`expr $BLOCKS + ${BOOTDD_EXTRA_SPACE}` + BLOCKS=`expr $BLOCKS + ${BOOTDD_EXTRA_SPACE}` + + # Ensure total sectors is an integral number of sectors per + # track or mcopy will complain. Sectors are 512 bytes, and we + # generate images with 32 sectors per track. This calculation is + # done in blocks, thus the mod by 16 instead of 32. + BLOCKS=$(expr $BLOCKS + $(expr 16 - $(expr $BLOCKS % 16))) + + mkdosfs -n ${BOOTDD_VOLUME_ID} -S 512 -C ${HDDIMG} $BLOCKS + mcopy -i ${HDDIMG} -s ${HDDDIR}/* ::/ - mkdosfs -n ${BOOTDD_VOLUME_ID} -d ${HDDDIR} -C ${HDDIMG} $SIZE syslinux ${HDDIMG} chmod 644 ${HDDIMG} ROOTFSBLOCKS=`du -Lbks ${ROOTFS} | cut -f 1` - TOTALSIZE=`expr $SIZE + $ROOTFSBLOCKS` - END1=`expr $SIZE \* 1024` + TOTALSIZE=`expr $BLOCKS + $ROOTFSBLOCKS` + END1=`expr $BLOCKS \* 1024` END2=`expr $END1 + 512` END3=`expr \( $ROOTFSBLOCKS \* 1024 \) + $END1` |