[PATCH 2/5] arm64: mte: Bitfield definitions for Asymm MTE
flat view
STALE1837d
From: Vincenzo Frascino <vincenzo.frascino@arm.com>
Date: 2021-09-13 08:14:52
Also in:
lkml
Subsystem:
arm64 port (aarch64 architecture), the rest · Maintainers:
Catalin Marinas, Will Deacon, Linus Torvalds
Add Asymmetric Memory Tagging Extension bitfield definitions. Cc: Will Deacon <will@kernel.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com> --- arch/arm64/include/asm/sysreg.h | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index b268082d67ed..f51d5912b41c 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h@@ -621,6 +621,7 @@ #define SCTLR_ELx_TCF_NONE (UL(0x0) << SCTLR_ELx_TCF_SHIFT) #define SCTLR_ELx_TCF_SYNC (UL(0x1) << SCTLR_ELx_TCF_SHIFT) #define SCTLR_ELx_TCF_ASYNC (UL(0x2) << SCTLR_ELx_TCF_SHIFT) +#define SCTLR_ELx_TCF_ASYMM (UL(0x3) << SCTLR_ELx_TCF_SHIFT) #define SCTLR_ELx_TCF_MASK (UL(0x3) << SCTLR_ELx_TCF_SHIFT) #define SCTLR_ELx_ENIA_SHIFT 31
@@ -666,6 +667,7 @@ #define SCTLR_EL1_TCF0_NONE (UL(0x0) << SCTLR_EL1_TCF0_SHIFT) #define SCTLR_EL1_TCF0_SYNC (UL(0x1) << SCTLR_EL1_TCF0_SHIFT) #define SCTLR_EL1_TCF0_ASYNC (UL(0x2) << SCTLR_EL1_TCF0_SHIFT) +#define SCTLR_EL1_TCF0_ASYMM (UL(0x3) << SCTLR_EL1_TCF0_SHIFT) #define SCTLR_EL1_TCF0_MASK (UL(0x3) << SCTLR_EL1_TCF0_SHIFT) #define SCTLR_EL1_BT1 (BIT(36))
@@ -807,6 +809,7 @@ #define ID_AA64PFR1_MTE_NI 0x0 #define ID_AA64PFR1_MTE_EL0 0x1 #define ID_AA64PFR1_MTE 0x2 +#define ID_AA64PFR1_MTE_ASYMM 0x3 /* id_aa64zfr0 */ #define ID_AA64ZFR0_F64MM_SHIFT 56
--
2.33.0
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel