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-rw-r--r--Documentation/x86/boot.txt9
1 files changed, 5 insertions, 4 deletions
diff --git a/Documentation/x86/boot.txt b/Documentation/x86/boot.txt
index 30b43e1b2697..7c3a8801b7ce 100644
--- a/Documentation/x86/boot.txt
+++ b/Documentation/x86/boot.txt
@@ -600,6 +600,7 @@ Protocol: 2.07+
600 0x00000001 lguest 600 0x00000001 lguest
601 0x00000002 Xen 601 0x00000002 Xen
602 0x00000003 Moorestown MID 602 0x00000003 Moorestown MID
603 0x00000004 CE4100 TV Platform
603 604
604Field name: hardware_subarch_data 605Field name: hardware_subarch_data
605Type: write (subarch-dependent) 606Type: write (subarch-dependent)
@@ -621,9 +622,9 @@ Protocol: 2.08+
621 The payload may be compressed. The format of both the compressed and 622 The payload may be compressed. The format of both the compressed and
622 uncompressed data should be determined using the standard magic 623 uncompressed data should be determined using the standard magic
623 numbers. The currently supported compression formats are gzip 624 numbers. The currently supported compression formats are gzip
624 (magic numbers 1F 8B or 1F 9E), bzip2 (magic number 42 5A) and LZMA 625 (magic numbers 1F 8B or 1F 9E), bzip2 (magic number 42 5A), LZMA
625 (magic number 5D 00). The uncompressed payload is currently always ELF 626 (magic number 5D 00), and XZ (magic number FD 37). The uncompressed
626 (magic number 7F 45 4C 46). 627 payload is currently always ELF (magic number 7F 45 4C 46).
627 628
628Field name: payload_length 629Field name: payload_length
629Type: read 630Type: read
@@ -673,7 +674,7 @@ Protocol: 2.10+
673 674
674Field name: init_size 675Field name: init_size
675Type: read 676Type: read
676Offset/size: 0x25c/4 677Offset/size: 0x260/4
677 678
678 This field indicates the amount of linear contiguous memory starting 679 This field indicates the amount of linear contiguous memory starting
679 at the kernel runtime start address that the kernel needs before it 680 at the kernel runtime start address that the kernel needs before it