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authorJoerg Roedel <joro@8bytes.org>2013-04-09 23:27:19 +0400
committerJoerg Roedel <joro@8bytes.org>2013-04-19 22:52:59 +0400
commit7d8bfa26f236bc9528415402dda6b498a0682e42 (patch)
tree053c0e4adf1644431615a55bfaaa4577e60bc135
parentdfbb6d476de5a7a6e9ed10d43f626caa669cfd28 (diff)
downloadlinux-7d8bfa26f236bc9528415402dda6b498a0682e42.tar.xz
iommu/amd: Document ivrs_ioapic and ivrs_hpet parameters
Document the new kernel commandline parameters in the appropriate file. Reviewed-by: Shuah Khan <shuahkhan@gmail.com> Signed-off-by: Joerg Roedel <joro@8bytes.org>
-rw-r--r--Documentation/kernel-parameters.txt14
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 4609e81dbc37..2848b1b4e058 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1226,6 +1226,20 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
iucv= [HW,NET]
+ ivrs_ioapic [HW,X86_64]
+ Provide an override to the IOAPIC-ID<->DEVICE-ID
+ mapping provided in the IVRS ACPI table. For
+ example, to map IOAPIC-ID decimal 10 to
+ PCI device 00:14.0 write the parameter as:
+ ivrs_ioapic[10]=00:14.0
+
+ ivrs_hpet [HW,X86_64]
+ Provide an override to the HPET-ID<->DEVICE-ID
+ mapping provided in the IVRS ACPI table. For
+ example, to map HPET-ID decimal 0 to
+ PCI device 00:14.0 write the parameter as:
+ ivrs_hpet[0]=00:14.0
+
js= [HW,JOY] Analog joystick
See Documentation/input/joystick.txt.