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| author | Maciej W. Rozycki <macro@linux-mips.org> | 2014-10-25 17:03:52 +0100 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2014-10-27 09:50:34 -0400 |
| commit | 0f8b7f5d761b5a4770e1e2cb705daa17677c2433 (patch) | |
| tree | eb47d2f3ccf699f7b273ba65019f641f499d394e /Documentation/kernel-parameters.txt | |
| parent | 1679689231b52e2f8700dcb8bbcaf60367e1fc1a (diff) | |
| download | lwn-0f8b7f5d761b5a4770e1e2cb705daa17677c2433.tar.gz lwn-0f8b7f5d761b5a4770e1e2cb705daa17677c2433.zip | |
doc: kernel-parameters.txt: Add ide-generic.probe-mask
Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
[ jc: wording tweaked slightly ]
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/kernel-parameters.txt')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 12 |
1 files changed, 12 insertions, 0 deletions
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: <int> + 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. |