From e1b54056e822b287ae86184f25b65c01d4c739d4 Mon Sep 17 00:00:00 2001 From: Thomas Schmitt Date: Wed, 1 May 2013 20:28:24 +0200 Subject: [PATCH] Added a new source of information about CHRP to boot_sectors.txt --- ChangeLog | 8 +++++--- doc/boot_sectors.txt | 9 +++++++-- 2 files changed, 12 insertions(+), 5 deletions(-) diff --git a/ChangeLog b/ChangeLog index f5a0232..b2beda0 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,12 +1,14 @@ bzr branch lp:libisofs/for-libisoburn (to become libisofs-1.3.0.tar.gz) =============================================================================== -* Bug fix: Unspecified Expiration Time and Effective Time of ISO volume was - represented by 0-bytes rather than ASCII '0' digits. -* Bug fix: Reserved and unused fields of APM entries were not zeroed. * New option bits with el_torito_set_isolinux_options() and iso_write_opts_set_system_area() to control GRUB2 patching of boot image and MBR. * New API calls iso_image_set_sparc_core() and iso_image_get_sparc_core(). +* Bug fix: Unspecified Expiration Time and Effective Time of ISO volume was + represented by 0-bytes rather than ASCII '0' digits. +* Bug fix: Reserved and unused fields of APM entries were not zeroed. +* Bug fix: GPT header CRC was computed from all 512 bytes rather than from 92. +* Bug fix: The protective MBR partition for GPT started at block 0 instead of 1. libisofs-1.2.8.tar.gz Mon Mar 18 2013 diff --git a/doc/boot_sectors.txt b/doc/boot_sectors.txt index 416097f..63f7318 100644 --- a/doc/boot_sectors.txt +++ b/doc/boot_sectors.txt @@ -906,13 +906,18 @@ PReP boots via a MBR partition containing only raw ELF and having type 0x41. Sources: Mail conversations with Vladimir Serbinenko. - + http://stuff.mit.edu/afs/sipb/contrib/doc/specs/protocol/chrp/chrp1_7a.pdf CHRP is marked by an MBR partition entry of type 0x96 spanning the whole ISO 9660 image. +The specs in chrp1_7a.pdf promise that CHRP also recognizes ISO 9660 file +systems on unpartitioned disks. (See 11.1.1. Media Layout Format) + +Vladimir Serbinenko stated: PReP boot may be preferable. At least it can co-exist with other partitions -in the ISO image. +in the ISO image [without causing overlapping between partitions]. + ------------------------------------------------------------------------------