Commit 351336929ccf222ae38ff0cb7a8dd5fd5c6236a0 ("[MIPS] Allow setting
of the cache attribute at run time") introduced the 'cca=' kernel
command-line parameter which allows overriding the kernel pages
cacheable attributes, document that parameter.
Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
---
Documentation/kernel-parameters.txt | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 6eaa9cdb7094..d6f26d017dc0 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -566,6 +566,11 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
possible to determine what the correct size should be.
This option provides an override for these situations.
+ cca= [MIPS] Override the kernel pages cacheable attribute.
+ Accepted values range from 0 to 7 inclusive. See
+ arch/mips/include/asm/pgtable-bits.h for platform
+ specific values (SB1, Loongson3 and others).
+
ccw_timeout_log [S390]
See Documentation/s390/CommonIO for details.
--
1.9.1
