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-rw-r--r--arch/mips/cavium-octeon/Kconfig12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/mips/cavium-octeon/Kconfig b/arch/mips/cavium-octeon/Kconfig
index 4984e462be30..c1899f109e19 100644
--- a/arch/mips/cavium-octeon/Kconfig
+++ b/arch/mips/cavium-octeon/Kconfig
@@ -67,6 +67,18 @@ config CAVIUM_OCTEON_LOCK_L2_MEMCPY
help
Lock the kernel's implementation of memcpy() into L2.
+config CAVIUM_RESERVE32
+ int "Memory to reserve for user processes shared region (MB)"
+ range 0 1536
+ default "0"
+ help
+ Reserve a shared memory region for user processes to use for hardware
+ memory buffers. This is required for 32bit applications to be able to
+ send and receive packets directly. Applications access this memory by
+ memory mapping /dev/mem for the addresses in /proc/octeon_info. For
+ optimal performance with HugeTLBs, keep this size an even number of
+ megabytes.
+
config OCTEON_ILM
tristate "Module to measure interrupt latency using Octeon CIU Timer"
help