MIPS: Enable Read Inhibit/eXecute Inhibit for Octeon+ CPUs

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/955/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h b/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h
index 425e708d4fb9726f1d48b5d0fa293044f074566b..bbf05404239565927c2f4bea282863cf4766b132 100644 (file)
--- a/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h
@@ -58,6 +58,9 @@
 #define cpu_has_vint           0
 #define cpu_has_veic           0
 #define cpu_hwrena_impl_bits   0xc0000000
+
+#define kernel_uses_smartmips_rixi (cpu_data[0].cputype == CPU_CAVIUM_OCTEON_PLUS)
+
 #define ARCH_HAS_READ_CURRENT_TIMER 1
 #define ARCH_HAS_IRQ_PER_CPU   1
 #define ARCH_HAS_SPINLOCK_PREFETCH 1