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authorAlexandre Belloni <alexandre.belloni@free-electrons.com>2015-02-10 00:46:44 +0100
committerRichard Purdie <richard.purdie@linuxfoundation.org>2015-02-14 08:40:59 +0000
commit8102bd01721e4e1f0ef94f9c7b005987ac4b21ba (patch)
tree36e59ccefad0501fc707cf3e05a10e4f90863f2e /scripts/lib
parentfa818fbb7b5449bd98f2e5d70f62698b52af830f (diff)
downloadast2050-yocto-poky-8102bd01721e4e1f0ef94f9c7b005987ac4b21ba.zip
ast2050-yocto-poky-8102bd01721e4e1f0ef94f9c7b005987ac4b21ba.tar.gz
wic: add GPT support
Add GPT partition table support. (From OE-Core rev: a3479ab45d89273b4474ca54517554fc5346da32) Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'scripts/lib')
-rw-r--r--scripts/lib/wic/utils/partitionedfs.py9
1 files changed, 8 insertions, 1 deletions
diff --git a/scripts/lib/wic/utils/partitionedfs.py b/scripts/lib/wic/utils/partitionedfs.py
index 87d2929..162f8e1 100644
--- a/scripts/lib/wic/utils/partitionedfs.py
+++ b/scripts/lib/wic/utils/partitionedfs.py
@@ -29,6 +29,9 @@ from wic.utils.oe.misc import *
# Overhead of the MBR partitioning scheme (just one sector)
MBR_OVERHEAD = 1
+# Overhead of the GPT partitioning scheme
+GPT_OVERHEAD = 34
+
# Size of a sector in bytes
SECTOR_SIZE = 512
@@ -122,7 +125,7 @@ class Image:
msger.debug("Assigning %s partitions to disks" % ptable_format)
- if ptable_format not in ('msdos'):
+ if ptable_format not in ('msdos', 'gpt'):
raise ImageError("Unknown partition table format '%s', supported " \
"formats are: 'msdos'" % ptable_format)
@@ -156,6 +159,8 @@ class Image:
if d['numpart'] == 1:
if ptable_format == "msdos":
overhead = MBR_OVERHEAD
+ elif ptable_format == "gpt":
+ overhead = GPT_OVERHEAD
# Skip one sector required for the partitioning scheme overhead
d['offset'] += overhead
@@ -214,6 +219,8 @@ class Image:
# minumim disk sizes.
for disk_name, d in self.disks.items():
d['min_size'] = d['offset']
+ if d['ptable_format'] == "gpt":
+ d['min_size'] += GPT_OVERHEAD
d['min_size'] *= self.sector_size
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