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67 lines
3.1 KiB
67 lines
3.1 KiB
1 month ago
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From c8e615cf130743ee95a61d7e21bb4b753eb082fb Mon Sep 17 00:00:00 2001
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From: Jared Rossi <jrossi@linux.ibm.com>
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Date: Sat, 19 Oct 2024 21:29:40 -0400
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Subject: [PATCH 08/38] docs/system/s390x/bootdevices: Update the documentation
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about network booting
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Thomas Huth <thuth@redhat.com>
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RH-MergeRequest: 278: Full boot order support for s390x [Centos 10]
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RH-Jira: RHEL-58153
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RH-Acked-by: Cédric Le Goater <clg@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Commit: [7/23] 52d357df45400b983e17cc6b1eeac691131bf5e5 (thuth/qemu-kvm-cs9)
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Remove the information about the separate s390-netboot.img from
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the documentation.
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Co-authored by: Thomas Huth <thuth@redhat.com>
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Signed-off-by: Jared Rossi <jrossi@linux.ibm.com>
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Message-ID: <20241020012953.1380075-7-jrossi@linux.ibm.com>
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Signed-off-by: Thomas Huth <thuth@redhat.com>
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(cherry picked from commit ab2691b6c7ff360875e0af86ff463278f17786f5)
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---
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docs/system/s390x/bootdevices.rst | 20 +++++++-------------
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1 file changed, 7 insertions(+), 13 deletions(-)
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diff --git a/docs/system/s390x/bootdevices.rst b/docs/system/s390x/bootdevices.rst
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index 1a7a18b43b..c97efb8fc0 100644
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--- a/docs/system/s390x/bootdevices.rst
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+++ b/docs/system/s390x/bootdevices.rst
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@@ -82,23 +82,17 @@ Note that ``0`` can be used to boot the default entry.
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Booting from a network device
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-----------------------------
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-Beside the normal guest firmware (which is loaded from the file ``s390-ccw.img``
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-in the data directory of QEMU, or via the ``-bios`` option), QEMU ships with
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-a small TFTP network bootloader firmware for virtio-net-ccw devices, too. This
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-firmware is loaded from a file called ``s390-netboot.img`` in the QEMU data
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-directory. In case you want to load it from a different filename instead,
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-you can specify it via the ``-global s390-ipl.netboot_fw=filename``
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-command line option.
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-
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-The ``bootindex`` property is especially important for booting via the network.
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-If you don't specify the ``bootindex`` property here, the network bootloader
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-firmware code won't get loaded into the guest memory so that the network boot
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-will fail. For a successful network boot, try something like this::
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+The firmware that ships with QEMU includes a small TFTP network bootloader
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+for virtio-net-ccw devices. The ``bootindex`` property is especially
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+important for booting via the network. If you don't specify the ``bootindex``
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+property here, the network bootloader won't be taken into consideration and
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+the network boot will fail. For a successful network boot, try something
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+like this::
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qemu-system-s390x -netdev user,id=n1,tftp=...,bootfile=... \
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-device virtio-net-ccw,netdev=n1,bootindex=1
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-The network bootloader firmware also has basic support for pxelinux.cfg-style
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+The network bootloader also has basic support for pxelinux.cfg-style
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configuration files. See the `PXELINUX Configuration page
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<https://wiki.syslinux.org/wiki/index.php?title=PXELINUX#Configuration>`__
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for details how to set up the configuration file on your TFTP server.
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--
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2.39.3
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