[PATCH v2 2/2] MIPS: Loongson64: Define has_cpu_mips*r2_user for Loongson-3
From: Jiaxun Yang
Date: Thu Mar 22 2018 - 10:22:55 EST
All loongson-3 processors support mips32r2 mips64r2 usermode instructions.
However 3A1000 3B1000 3B1500 should be treated as r1 in kernel.
Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
---
arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h b/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h
index 581915ce231c..71c893249374 100644
--- a/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h
@@ -49,6 +49,8 @@
#define cpu_has_wsbh 1
#define cpu_has_ic_fills_f_dc 1
#define cpu_hwrena_impl_bits 0xc0000000
+#define cpu_has_mips32r2_user 1
+#define cpu_has_mips64r2_user 1
#endif
#endif /* __ASM_MACH_LOONGSON64_CPU_FEATURE_OVERRIDES_H */
--
2.16.2