From c223701cf6c706f42840631c1ca919a18e6e2800 Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Tue, 16 Oct 2007 22:29:58 +0200 Subject: ide: add "hdx=nodma" kernel parameter * Add "hdx=nodma" option allowing user to disallow DMA for a given device. * Obsolete "ide=nodma" option. Acked-by: Sergei Shtylyov Signed-off-by: Bartlomiej Zolnierkiewicz --- Documentation/ide.txt | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'Documentation') diff --git a/Documentation/ide.txt b/Documentation/ide.txt index c1640e306c53..1d50f23a5cab 100644 --- a/Documentation/ide.txt +++ b/Documentation/ide.txt @@ -242,6 +242,8 @@ Summary of ide driver parameters for kernel command line and quite likely to cause trouble with older/odd IDE drives. + "hdx=nodma" : disallow DMA + "hdx=swapdata" : when the drive is a disk, byte swap all data "hdx=bswap" : same as above.......... @@ -286,8 +288,6 @@ Summary of ide driver parameters for kernel command line "ide=reverse" : formerly called to pci sub-system, but now local. - "ide=nodma" : disable DMA globally for the IDE subsystem. - The following are valid ONLY on ide0, which usually corresponds to the first ATA interface found on the particular host, and the defaults for the base,ctl ports must not be altered. -- cgit v1.2.2