libburnia/libisofs
2
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Minor changes about GPT in description of boot sectors

Browse Source
This commit is contained in:
Thomas Schmitt 2015-02-06 11:57:06 +01:00
parent 3b0ba17f3d
commit 0819f93f79
1 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
doc/boot_sectors.txt
View File

@ -574,8 +574,7 @@ bit1 becomes bit30, and so on. Further it gets exored with 0xffffffff.
A GUID consists of a 32-bit integer, two 16-bit integers, and an array of
8 bytes. The integers are to be stored big-endian.
A globally registered class of GUID are the partition type GUIDs.
This example uses two of them
A globally registered class of GUID are the partition type GUIDs:
Basic data partition: a2 a0 d0 eb , e5 b9 , 33 44 , 87 c0 68 b6 b7 26 99 c7
HFS+ partition : 00 53 46 48 , 00 00 , aa 11 , aa 11 00 30 65 43 ec ac
EFI System partition: 28 73 2a c1 , 1f f8 , d2 11 , ba 4b 00 a0 c9 3e c9 3b
@ -1225,7 +1224,7 @@ intentionally non-essential:
They may be overwritten by other bytes which must not produce errors or
undesirable side effects when executed as x86 machine code.
The following 32 bytes from block 0 of an Apple Partiton Map (APM) are such
harmless code. They stem from Fedora-LiveCD.iso by Matthew Garret:
harmless code. They stem from Fedora-LiveCD.iso by Matthew Garrett:
45 52 08 00 00 00 90 90 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
They do not depend on any properties of the ISO image or the information
@ -1443,6 +1442,9 @@ Start at block 0xa4 = 164 * 512 = 41 * 2048. The VFAT image file.
Last block is 0x0513 = 1299 = 164 + 1135. This end is correct.
(Potential isohybrid.c bug #4:
Wrong character set and incidential bytes in GPT partition name.)
(Potential isohybrid.c bug #5:
The EFI System Partition should have type GUID :
"C12A7328-F81F-11D2-BA4B-00A0C93EC93B")
Next entry at byte 0x02100 = 8448: