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(parent: e19d5db) | patch
MIPS: detect presence of MAARs
authorPaul Burton <paul.burton@imgtec.com>
Mon, 14 Jul 2014 09:32:14 +0000 (10:32 +0100)
committerRalf Baechle <ralf@linux-mips.org>
Fri, 1 Aug 2014 22:06:45 +0000 (00:06 +0200)
commit1f6c52ff7225789d20c1d69883f263d502b7eda7
treec97ef1d8e597e9b046b6adecf305df488d6543c2tree | snapshot
parente19d5dbad5b4ea445be29d7146dd6a1cd9b51b97commit | diff
MIPS: detect presence of MAARs

Detect the presence of MAAR using the MRP bit in Config5, and record
that presence using a CPU option bit. A cpu_has_maar macro will then
allow code to conditionalise upon the presence of MAARs.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/7330/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
arch/mips/include/asm/cpu-features.h diff | blob | history
arch/mips/include/asm/cpu.h diff | blob | history
arch/mips/kernel/cpu-probe.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git