From 0f8b7f5d761b5a4770e1e2cb705daa17677c2433 Mon Sep 17 00:00:00 2001 From: "Maciej W. Rozycki" Date: Sat, 25 Oct 2014 17:03:52 +0100 Subject: doc: kernel-parameters.txt: Add ide-generic.probe-mask Signed-off-by: Maciej W. Rozycki [ jc: wording tweaked slightly ] Signed-off-by: Jonathan Corbet --- Documentation/kernel-parameters.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'Documentation/kernel-parameters.txt') diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 755314bd7de2..80620ce6d10e 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1303,6 +1303,18 @@ bytes respectively. Such letter suffixes can also be entirely omitted. .cdrom .chs .ignore_cable are additional options See Documentation/ide/ide.txt. + ide-generic.probe-mask= [HW] (E)IDE subsystem + Format: + Probe mask for legacy ISA IDE ports. Depending on + platform up to 6 ports are supported, enabled by + setting corresponding bits in the mask to 1. The + default value is 0x0, which has a special meaning. + On systems that have PCI, it triggers scanning the + PCI bus for the first and the second port, which + are then probed. On systems without PCI the value + of 0x0 enables probing the two first ports as if it + was 0x3. + ide-pci-generic.all-generic-ide [HW] (E)IDE subsystem Claim all unknown PCI IDE storage controllers. -- cgit v1.2.3-59-g8ed1b