[RFC PATCH 37/38] arm64/sysreg: Convert ID_DFR0_EL1 to automatic generation

James Morse james.morse at arm.com
Fri Sep 30 07:02:10 PDT 2022


Convert ID_DFR0_EL1 to be automatically generated as per DDI04187H.a,
no functional changes.

Signed-off-by: James Morse <james.morse at arm.com>
---
 arch/arm64/include/asm/sysreg.h | 14 ---------
 arch/arm64/tools/sysreg         | 50 +++++++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+), 14 deletions(-)

diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 4b531890e149..2c37c861c371 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -165,7 +165,6 @@
 #define SYS_MPIDR_EL1			sys_reg(3, 0, 0, 0, 5)
 #define SYS_REVIDR_EL1			sys_reg(3, 0, 0, 0, 6)
 
-#define SYS_ID_DFR0_EL1			sys_reg(3, 0, 0, 1, 2)
 #define SYS_ID_DFR1_EL1			sys_reg(3, 0, 0, 3, 5)
 
 #define SYS_ACTLR_EL1			sys_reg(3, 0, 1, 0, 1)
@@ -670,21 +669,8 @@
 #define ID_AA64MMFR0_EL1_PARANGE_MAX	ID_AA64MMFR0_EL1_PARANGE_48
 #endif
 
-#define ID_DFR0_EL1_PerfMon_PMUv3		0x3
-#define ID_DFR0_EL1_PerfMon_PMUv3p1		0x4
-#define ID_DFR0_EL1_PerfMon_PMUv3p4		0x5
-#define ID_DFR0_EL1_PerfMon_PMUv3p5		0x6
-
 #define ID_DFR1_EL1_MTPMU_SHIFT		0
 
-#define ID_DFR0_EL1_PerfMon_SHIFT	24
-#define ID_DFR0_EL1_MProfDbg_SHIFT	20
-#define ID_DFR0_EL1_MMapTrc_SHIFT	16
-#define ID_DFR0_EL1_CopTrc_SHIFT	12
-#define ID_DFR0_EL1_MMapDbg_SHIFT	8
-#define ID_DFR0_EL1_CopSDbg_SHIFT	4
-#define ID_DFR0_EL1_CopDbg_SHIFT	0
-
 #if defined(CONFIG_ARM64_4K_PAGES)
 #define ID_AA64MMFR0_EL1_TGRAN_SHIFT		ID_AA64MMFR0_EL1_TGRAN4_SHIFT
 #define ID_AA64MMFR0_EL1_TGRAN_SUPPORTED_MIN	ID_AA64MMFR0_EL1_TGRAN4_SUPPORTED_MIN
diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index 0225efb91cf5..785c012fa154 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -127,6 +127,56 @@ Enum	3:0	ProgMod
 EndEnum
 EndSysreg
 
+Sysreg ID_DFR0_EL1	3	0	0	1	2
+Res0	63:32
+Enum	31:28	TraceFilt
+	0b0000	NI
+	0b0001	IMP
+EndEnum
+Enum	27:24	PerfMon
+	0b0000	NI
+	0b0001	PMUv1
+	0b0010	PMUv2
+	0b0011	PMUv3
+	0b0100	PMUv3p1
+	0b0101	PMUv3p4
+	0b0110	PMUv3p5
+	0b0111	PMUv3p7
+	0b1000	PMUv3p8
+	0b1111	IMPDEF
+EndEnum
+Enum	23:20	MProfDbg
+	0b0000	NI
+	0b0001	IMP
+EndEnum
+Enum	19:16	MMapTrc
+	0b0000	NI
+	0b0001	IMP
+EndEnum
+Enum	15:12	CopTrc
+	0b0000	NI
+	0b0001	IMP
+EndEnum
+Enum	11:8	MMapDbg
+	0b0000	NI
+	0b0100	Armv7
+	0b0101	Arm7p1
+EndEnum
+Field	7:4	CopSDbg
+Enum	3:0	CopDbg
+	0b0000	NI
+	0b0010	Armv6
+	0b0011	Armv6p1
+	0b0100	Armv7
+	0b0101	Arm7p1
+	0b0110	Arm8
+	0b0111	VHE
+	0b1000	Debug8p2
+	0b1001	Debug8p4
+	0b1010	Debug8p8
+EndEnum
+EndSysreg
+
 Sysreg ID_AFR0_EL1	3	0	0	1	3
 Res0	63:16
 Field	15:12	IMPDEF3
-- 
2.30.2




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