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Subject[PATCH v7 27/28] arm64: Add TRFCR_ELx definitions
Date
From: Jonathan Zhou <jonathan.zhouwen@huawei.com>

Add definitions for the Arm v8.4 SelfHosted trace extensions registers.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Acked-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Jonathan Zhou <jonathan.zhouwen@huawei.com>
[ split the register definitions to separate patch
rename some of the symbols ]
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
---
arch/arm64/include/asm/sysreg.h | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 8b5e7e5c3cc8..4acff97519b9 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -191,6 +191,7 @@
#define SYS_GCR_EL1 sys_reg(3, 0, 1, 0, 6)

#define SYS_ZCR_EL1 sys_reg(3, 0, 1, 2, 0)
+#define SYS_TRFCR_EL1 sys_reg(3, 0, 1, 2, 1)

#define SYS_TTBR0_EL1 sys_reg(3, 0, 2, 0, 0)
#define SYS_TTBR1_EL1 sys_reg(3, 0, 2, 0, 1)
@@ -471,6 +472,7 @@

#define SYS_SCTLR_EL2 sys_reg(3, 4, 1, 0, 0)
#define SYS_ZCR_EL2 sys_reg(3, 4, 1, 2, 0)
+#define SYS_TRFCR_EL2 sys_reg(3, 4, 1, 2, 1)
#define SYS_DACR32_EL2 sys_reg(3, 4, 3, 0, 0)
#define SYS_SPSR_EL2 sys_reg(3, 4, 4, 0, 0)
#define SYS_ELR_EL2 sys_reg(3, 4, 4, 0, 1)
@@ -829,6 +831,7 @@
#define ID_AA64MMFR2_CNP_SHIFT 0

/* id_aa64dfr0 */
+#define ID_AA64DFR0_TRACE_FILT_SHIFT 40
#define ID_AA64DFR0_DOUBLELOCK_SHIFT 36
#define ID_AA64DFR0_PMSVER_SHIFT 32
#define ID_AA64DFR0_CTX_CMPS_SHIFT 28
@@ -1003,6 +1006,14 @@
/* Safe value for MPIDR_EL1: Bit31:RES1, Bit30:U:0, Bit24:MT:0 */
#define SYS_MPIDR_SAFE_VAL (BIT(31))

+#define TRFCR_ELx_TS_SHIFT 5
+#define TRFCR_ELx_TS_VIRTUAL ((0x1UL) << TRFCR_ELx_TS_SHIFT)
+#define TRFCR_ELx_TS_GUEST_PHYSICAL ((0x2UL) << TRFCR_ELx_TS_SHIFT)
+#define TRFCR_ELx_TS_PHYSICAL ((0x3UL) << TRFCR_ELx_TS_SHIFT)
+#define TRFCR_EL2_CX BIT(3)
+#define TRFCR_ELx_ExTRE BIT(1)
+#define TRFCR_ELx_E0TRE BIT(0)
+
#ifdef __ASSEMBLY__

.irp num,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30
--
2.24.1
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