Skip to content

L
linux-davinci
Commit fcb71f6f authored by FD Cami's avatar FD Cami Committed by Jeff Garzik
Browse files
Options

Update kernel parameter document for libata DMA mode setting knobs. 

Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 4ccd3329
Hide whitespace changes
Inline Side-by-side
Showing with 8 additions and 0 deletions
Documentation/kernel-parameters.txt
View file @ fcb71f6f
......@@ -883,6 +883,14 @@ and is between 256 and 4096 characters. It is defined in the file
lapic_timer_c2_ok [X86-32,x86-64,APIC] trust the local apic timer in
C2 power state.
libata.dma= [LIBATA] DMA control
libata.dma=0 Disable all PATA and SATA DMA
libata.dma=1 PATA and SATA Disk DMA only
libata.dma=2 ATAPI (CDROM) DMA only
libata.dma=4 Compact Flash DMA only
Combinations also work, so libata.dma=3 enables DMA
for disks and CDROMs, but not CFs.
libata.noacpi [LIBATA] Disables use of ACPI in libata suspend/resume
when set.
Format: <int>
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment