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authorLuke <luke.wilde@live.co.uk>2021-04-17 20:36:53 +0100
committerAndreas Kling <kling@serenityos.org>2021-04-18 17:01:22 +0200
commitc84107a1abc3e16f7fa685427cc0a6ef2b2ec745 (patch)
treef06f7602b304e6f28c35ace15d42efacee7fc403 /Documentation
parente98091ad159298dbaf6c8edb0372f6a4c12e8512 (diff)
downloadserenity-c84107a1abc3e16f7fa685427cc0a6ef2b2ec745.zip
Kernel: Add boot argument to disable the UHCI Controller
Helps with bare metal debugging, as we can't be sure our implementation will work with a given machine. As reported by someone on Discord, their machine hangs when we attempt the dummy transfer.
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/NetworkBoot.md8
1 files changed, 6 insertions, 2 deletions
diff --git a/Documentation/NetworkBoot.md b/Documentation/NetworkBoot.md
index eea5e81a79..1b33ffe376 100644
--- a/Documentation/NetworkBoot.md
+++ b/Documentation/NetworkBoot.md
@@ -166,8 +166,12 @@ boot
This file can be called in any name you'd want. For the sake of simplicity in this guide,
this file is named `script.ipxe` from now on.
Don't forget to replace `X.Y.Z.W` with your HTTP server IP address.
-For troubleshooting purposes, you could add `disable_physical_storage` and `disable_ps2_controller`
-if you suspect our implementation fails to work with your hardware.
+
+For troubleshooting purposes, you can add the following command line arguments if you suspect our implementation fails to work with your hardware:
+- `disable_physical_storage`
+- `disable_ps2_controller`
+- `disable_uhci_controller`
+
Because iPXE (unlike GRUB) doesn't support VESA VBE modesetting when booting a multiboot kernel,
you might not see any output, so add the `boot_mode=text` argument as well to boot into VGA text mode.