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New -as mkisofs options --gpt-iso-bootable and --gpt-iso-not-ro

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Thomas Schmitt
2021-05-25 21:22:43 +02:00
parent db5d4eb867
commit 23d0d8e90a
5 changed files with 123 additions and 69 deletions
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13
xorriso/xorrisofs.1
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@ -9,7 +9,7 @@
.\" First parameter, NAME, should be all caps
.\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
.\" other parameters are allowed: see man(7), man(1)
.TH XORRISOFS 1 "Version 1.5.5, Jan 30, 2021"
.TH XORRISOFS 1 "Version 1.5.5, May 25, 2021"
.\" Please adjust this date whenever revising the manpage.
.\"
.\" Some roff macros, for reference:
@ -1309,6 +1309,17 @@ If no bootable MBR is indicated by other options and a partition gets created
by \-append_partition, then \-\-mbr\-force\-bootable causes a
bootflag like it would do with e.g. \-\-protective\-msdos\-label.
.TP
\fB--gpt-iso-bootable\fR
Set bit 2 of the GPT partition flags for the ISO 9660 partition if such a GPT
partition emerges. This bit is specified as "Legacy BIOS bootable" but its
true significance is unclear.
Some GPT\-aware BIOS might want to see it in some partition.
.TP
\fB--gpt-iso-not-ro\fR
Do not set bit 60 of the GPT partition flags for the ISO 9660 partition if such
a GPT partition emerges. This bit is specified as "Read\-only" and thus
appropriate. But it is unusual in GPT disk partitions.
.TP
\fB\-partition_offset\fR 2kb_block_adr
Cause a partition table with a single partition that begins at the
given block address. This is counted in 2048 byte