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Add documentation for Multiboot

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The documentation shows how to use -kernel and friends for booting Linux,
but obviously knows nothing about multiboot yet.

Let's include some documentation for multiboot, so people know how to fully
exploit this cool new feature.

Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Alexander Graf 2009-06-28 16:55:55 +02:00 committed by Anthony Liguori
parent 253d0942fa
commit 7677f05d84
1 changed files with 13 additions and 4 deletions
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17
qemu-options.hx
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@ -1100,10 +1100,11 @@ ETEXI
DEFHEADING() DEFHEADING()
DEFHEADING(Linux boot specific:) DEFHEADING(Linux/Multiboot boot specific:)
STEXI STEXI
When using these options, you can use a given
Linux kernel without installing it in the disk image. It can be useful When using these options, you can use a given Linux or Multiboot
kernel without installing it in the disk image. It can be useful
for easier testing of various kernels. for easier testing of various kernels.
@table @option @table @option
@ -1113,7 +1114,8 @@ DEF("kernel", HAS_ARG, QEMU_OPTION_kernel, \
"-kernel bzImage use 'bzImage' as kernel image\n") "-kernel bzImage use 'bzImage' as kernel image\n")
STEXI STEXI
@item -kernel @var{bzImage} @item -kernel @var{bzImage}
Use @var{bzImage} as kernel image. Use @var{bzImage} as kernel image. The kernel can be either a Linux kernel
or in multiboot format.
ETEXI ETEXI
DEF("append", HAS_ARG, QEMU_OPTION_append, \ DEF("append", HAS_ARG, QEMU_OPTION_append, \
@ -1128,6 +1130,13 @@ DEF("initrd", HAS_ARG, QEMU_OPTION_initrd, \
STEXI STEXI
@item -initrd @var{file} @item -initrd @var{file}
Use @var{file} as initial ram disk. Use @var{file} as initial ram disk.
@item -initrd "@var{file1} arg=foo,@var{file2}"
This syntax is only available with multiboot.
Use @var{file1} and @var{file2} as modules and pass arg=foo as parameter to the
first module.
ETEXI ETEXI
STEXI STEXI