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Message-Id: <20230531040428.501523-3-anshuman.khandual@arm.com>
Date: Wed, 31 May 2023 09:34:20 +0530
From: Anshuman Khandual <anshuman.khandual@....com>
To: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
will@...nel.org, catalin.marinas@....com, mark.rutland@....com
Cc: Anshuman Khandual <anshuman.khandual@....com>,
Mark Brown <broonie@...nel.org>,
James Clark <james.clark@....com>,
Rob Herring <robh@...nel.org>, Marc Zyngier <maz@...nel.org>,
Suzuki Poulose <suzuki.poulose@....com>,
Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
linux-perf-users@...r.kernel.org
Subject: [PATCH V11 02/10] arm64/perf: Add BRBE registers and fields
This adds BRBE related register definitions and various other related field
macros there in. These will be used subsequently in a BRBE driver which is
being added later on.
Cc: Catalin Marinas <catalin.marinas@....com>
Cc: Will Deacon <will@...nel.org>
Cc: Marc Zyngier <maz@...nel.org>
Cc: Mark Rutland <mark.rutland@....com>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
Tested-by: James Clark <james.clark@....com>
Reviewed-by: Mark Brown <broonie@...nel.org>
Signed-off-by: Anshuman Khandual <anshuman.khandual@....com>
---
arch/arm64/include/asm/sysreg.h | 103 +++++++++++++++++++++
arch/arm64/tools/sysreg | 159 ++++++++++++++++++++++++++++++++
2 files changed, 262 insertions(+)
diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index e72d9aaab6b1..12419c55d3b7 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -165,6 +165,109 @@
#define SYS_DBGDTRTX_EL0 sys_reg(2, 3, 0, 5, 0)
#define SYS_DBGVCR32_EL2 sys_reg(2, 4, 0, 7, 0)
+#define __SYS_BRBINFO(n) sys_reg(2, 1, 8, ((n) & 0xf), ((((n) & 0x10)) >> 2 + 0))
+#define __SYS_BRBSRC(n) sys_reg(2, 1, 8, ((n) & 0xf), ((((n) & 0x10)) >> 2 + 1))
+#define __SYS_BRBTGT(n) sys_reg(2, 1, 8, ((n) & 0xf), ((((n) & 0x10)) >> 2 + 2))
+
+#define SYS_BRBINF0_EL1 __SYS_BRBINFO(0)
+#define SYS_BRBINF1_EL1 __SYS_BRBINFO(1)
+#define SYS_BRBINF2_EL1 __SYS_BRBINFO(2)
+#define SYS_BRBINF3_EL1 __SYS_BRBINFO(3)
+#define SYS_BRBINF4_EL1 __SYS_BRBINFO(4)
+#define SYS_BRBINF5_EL1 __SYS_BRBINFO(5)
+#define SYS_BRBINF6_EL1 __SYS_BRBINFO(6)
+#define SYS_BRBINF7_EL1 __SYS_BRBINFO(7)
+#define SYS_BRBINF8_EL1 __SYS_BRBINFO(8)
+#define SYS_BRBINF9_EL1 __SYS_BRBINFO(9)
+#define SYS_BRBINF10_EL1 __SYS_BRBINFO(10)
+#define SYS_BRBINF11_EL1 __SYS_BRBINFO(11)
+#define SYS_BRBINF12_EL1 __SYS_BRBINFO(12)
+#define SYS_BRBINF13_EL1 __SYS_BRBINFO(13)
+#define SYS_BRBINF14_EL1 __SYS_BRBINFO(14)
+#define SYS_BRBINF15_EL1 __SYS_BRBINFO(15)
+#define SYS_BRBINF16_EL1 __SYS_BRBINFO(16)
+#define SYS_BRBINF17_EL1 __SYS_BRBINFO(17)
+#define SYS_BRBINF18_EL1 __SYS_BRBINFO(18)
+#define SYS_BRBINF19_EL1 __SYS_BRBINFO(19)
+#define SYS_BRBINF20_EL1 __SYS_BRBINFO(20)
+#define SYS_BRBINF21_EL1 __SYS_BRBINFO(21)
+#define SYS_BRBINF22_EL1 __SYS_BRBINFO(22)
+#define SYS_BRBINF23_EL1 __SYS_BRBINFO(23)
+#define SYS_BRBINF24_EL1 __SYS_BRBINFO(24)
+#define SYS_BRBINF25_EL1 __SYS_BRBINFO(25)
+#define SYS_BRBINF26_EL1 __SYS_BRBINFO(26)
+#define SYS_BRBINF27_EL1 __SYS_BRBINFO(27)
+#define SYS_BRBINF28_EL1 __SYS_BRBINFO(28)
+#define SYS_BRBINF29_EL1 __SYS_BRBINFO(29)
+#define SYS_BRBINF30_EL1 __SYS_BRBINFO(30)
+#define SYS_BRBINF31_EL1 __SYS_BRBINFO(31)
+
+#define SYS_BRBSRC0_EL1 __SYS_BRBSRC(0)
+#define SYS_BRBSRC1_EL1 __SYS_BRBSRC(1)
+#define SYS_BRBSRC2_EL1 __SYS_BRBSRC(2)
+#define SYS_BRBSRC3_EL1 __SYS_BRBSRC(3)
+#define SYS_BRBSRC4_EL1 __SYS_BRBSRC(4)
+#define SYS_BRBSRC5_EL1 __SYS_BRBSRC(5)
+#define SYS_BRBSRC6_EL1 __SYS_BRBSRC(6)
+#define SYS_BRBSRC7_EL1 __SYS_BRBSRC(7)
+#define SYS_BRBSRC8_EL1 __SYS_BRBSRC(8)
+#define SYS_BRBSRC9_EL1 __SYS_BRBSRC(9)
+#define SYS_BRBSRC10_EL1 __SYS_BRBSRC(10)
+#define SYS_BRBSRC11_EL1 __SYS_BRBSRC(11)
+#define SYS_BRBSRC12_EL1 __SYS_BRBSRC(12)
+#define SYS_BRBSRC13_EL1 __SYS_BRBSRC(13)
+#define SYS_BRBSRC14_EL1 __SYS_BRBSRC(14)
+#define SYS_BRBSRC15_EL1 __SYS_BRBSRC(15)
+#define SYS_BRBSRC16_EL1 __SYS_BRBSRC(16)
+#define SYS_BRBSRC17_EL1 __SYS_BRBSRC(17)
+#define SYS_BRBSRC18_EL1 __SYS_BRBSRC(18)
+#define SYS_BRBSRC19_EL1 __SYS_BRBSRC(19)
+#define SYS_BRBSRC20_EL1 __SYS_BRBSRC(20)
+#define SYS_BRBSRC21_EL1 __SYS_BRBSRC(21)
+#define SYS_BRBSRC22_EL1 __SYS_BRBSRC(22)
+#define SYS_BRBSRC23_EL1 __SYS_BRBSRC(23)
+#define SYS_BRBSRC24_EL1 __SYS_BRBSRC(24)
+#define SYS_BRBSRC25_EL1 __SYS_BRBSRC(25)
+#define SYS_BRBSRC26_EL1 __SYS_BRBSRC(26)
+#define SYS_BRBSRC27_EL1 __SYS_BRBSRC(27)
+#define SYS_BRBSRC28_EL1 __SYS_BRBSRC(28)
+#define SYS_BRBSRC29_EL1 __SYS_BRBSRC(29)
+#define SYS_BRBSRC30_EL1 __SYS_BRBSRC(30)
+#define SYS_BRBSRC31_EL1 __SYS_BRBSRC(31)
+
+#define SYS_BRBTGT0_EL1 __SYS_BRBTGT(0)
+#define SYS_BRBTGT1_EL1 __SYS_BRBTGT(1)
+#define SYS_BRBTGT2_EL1 __SYS_BRBTGT(2)
+#define SYS_BRBTGT3_EL1 __SYS_BRBTGT(3)
+#define SYS_BRBTGT4_EL1 __SYS_BRBTGT(4)
+#define SYS_BRBTGT5_EL1 __SYS_BRBTGT(5)
+#define SYS_BRBTGT6_EL1 __SYS_BRBTGT(6)
+#define SYS_BRBTGT7_EL1 __SYS_BRBTGT(7)
+#define SYS_BRBTGT8_EL1 __SYS_BRBTGT(8)
+#define SYS_BRBTGT9_EL1 __SYS_BRBTGT(9)
+#define SYS_BRBTGT10_EL1 __SYS_BRBTGT(10)
+#define SYS_BRBTGT11_EL1 __SYS_BRBTGT(11)
+#define SYS_BRBTGT12_EL1 __SYS_BRBTGT(12)
+#define SYS_BRBTGT13_EL1 __SYS_BRBTGT(13)
+#define SYS_BRBTGT14_EL1 __SYS_BRBTGT(14)
+#define SYS_BRBTGT15_EL1 __SYS_BRBTGT(15)
+#define SYS_BRBTGT16_EL1 __SYS_BRBTGT(16)
+#define SYS_BRBTGT17_EL1 __SYS_BRBTGT(17)
+#define SYS_BRBTGT18_EL1 __SYS_BRBTGT(18)
+#define SYS_BRBTGT19_EL1 __SYS_BRBTGT(19)
+#define SYS_BRBTGT20_EL1 __SYS_BRBTGT(20)
+#define SYS_BRBTGT21_EL1 __SYS_BRBTGT(21)
+#define SYS_BRBTGT22_EL1 __SYS_BRBTGT(22)
+#define SYS_BRBTGT23_EL1 __SYS_BRBTGT(23)
+#define SYS_BRBTGT24_EL1 __SYS_BRBTGT(24)
+#define SYS_BRBTGT25_EL1 __SYS_BRBTGT(25)
+#define SYS_BRBTGT26_EL1 __SYS_BRBTGT(26)
+#define SYS_BRBTGT27_EL1 __SYS_BRBTGT(27)
+#define SYS_BRBTGT28_EL1 __SYS_BRBTGT(28)
+#define SYS_BRBTGT29_EL1 __SYS_BRBTGT(29)
+#define SYS_BRBTGT30_EL1 __SYS_BRBTGT(30)
+#define SYS_BRBTGT31_EL1 __SYS_BRBTGT(31)
+
#define SYS_MIDR_EL1 sys_reg(3, 0, 0, 0, 0)
#define SYS_MPIDR_EL1 sys_reg(3, 0, 0, 0, 5)
#define SYS_REVIDR_EL1 sys_reg(3, 0, 0, 0, 6)
diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index c9a0d1fa3209..44745f42262f 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -947,6 +947,165 @@ UnsignedEnum 3:0 BT
EndEnum
EndSysreg
+
+SysregFields BRBINFx_EL1
+Res0 63:47
+Field 46 CCU
+Field 45:32 CC
+Res0 31:18
+Field 17 LASTFAILED
+Field 16 T
+Res0 15:14
+Enum 13:8 TYPE
+ 0b000000 UNCOND_DIR
+ 0b000001 INDIR
+ 0b000010 DIR_LINK
+ 0b000011 INDIR_LINK
+ 0b000101 RET_SUB
+ 0b000111 RET_EXCPT
+ 0b001000 COND_DIR
+ 0b100001 DEBUG_HALT
+ 0b100010 CALL
+ 0b100011 TRAP
+ 0b100100 SERROR
+ 0b100110 INST_DEBUG
+ 0b100111 DATA_DEBUG
+ 0b101010 ALGN_FAULT
+ 0b101011 INST_FAULT
+ 0b101100 DATA_FAULT
+ 0b101110 IRQ
+ 0b101111 FIQ
+ 0b111001 DEBUG_EXIT
+EndEnum
+Enum 7:6 EL
+ 0b00 EL0
+ 0b01 EL1
+ 0b10 EL2
+ 0b11 EL3
+EndEnum
+Field 5 MPRED
+Res0 4:2
+Enum 1:0 VALID
+ 0b00 NONE
+ 0b01 TARGET
+ 0b10 SOURCE
+ 0b11 FULL
+EndEnum
+EndSysregFields
+
+Sysreg BRBCR_EL1 2 1 9 0 0
+Res0 63:24
+Field 23 EXCEPTION
+Field 22 ERTN
+Res0 21:9
+Field 8 FZP
+Res0 7
+Enum 6:5 TS
+ 0b01 VIRTUAL
+ 0b10 GST_PHYSICAL
+ 0b11 PHYSICAL
+EndEnum
+Field 4 MPRED
+Field 3 CC
+Res0 2
+Field 1 E1BRE
+Field 0 E0BRE
+EndSysreg
+
+Sysreg BRBFCR_EL1 2 1 9 0 1
+Res0 63:30
+Enum 29:28 BANK
+ 0b0 FIRST
+ 0b1 SECOND
+EndEnum
+Res0 27:23
+Field 22 CONDDIR
+Field 21 DIRCALL
+Field 20 INDCALL
+Field 19 RTN
+Field 18 INDIRECT
+Field 17 DIRECT
+Field 16 EnI
+Res0 15:8
+Field 7 PAUSED
+Field 6 LASTFAILED
+Res0 5:0
+EndSysreg
+
+Sysreg BRBTS_EL1 2 1 9 0 2
+Field 63:0 TS
+EndSysreg
+
+Sysreg BRBINFINJ_EL1 2 1 9 1 0
+Res0 63:47
+Field 46 CCU
+Field 45:32 CC
+Res0 31:18
+Field 17 LASTFAILED
+Field 16 T
+Res0 15:14
+Enum 13:8 TYPE
+ 0b000000 UNCOND_DIR
+ 0b000001 INDIR
+ 0b000010 DIR_LINK
+ 0b000011 INDIR_LINK
+ 0b000100 RET_SUB
+ 0b000100 RET_SUB
+ 0b000111 RET_EXCPT
+ 0b001000 COND_DIR
+ 0b100001 DEBUG_HALT
+ 0b100010 CALL
+ 0b100011 TRAP
+ 0b100100 SERROR
+ 0b100110 INST_DEBUG
+ 0b100111 DATA_DEBUG
+ 0b101010 ALGN_FAULT
+ 0b101011 INST_FAULT
+ 0b101100 DATA_FAULT
+ 0b101110 IRQ
+ 0b101111 FIQ
+ 0b111001 DEBUG_EXIT
+EndEnum
+Enum 7:6 EL
+ 0b00 EL0
+ 0b01 EL1
+ 0b10 EL2
+ 0b11 EL3
+EndEnum
+Field 5 MPRED
+Res0 4:2
+Enum 1:0 VALID
+ 0b00 NONE
+ 0b01 TARGET
+ 0b10 SOURCE
+ 0b00 FULL
+EndEnum
+EndSysreg
+
+Sysreg BRBSRCINJ_EL1 2 1 9 1 1
+Field 63:0 ADDRESS
+EndSysreg
+
+Sysreg BRBTGTINJ_EL1 2 1 9 1 2
+Field 63:0 ADDRESS
+EndSysreg
+
+Sysreg BRBIDR0_EL1 2 1 9 2 0
+Res0 63:16
+Enum 15:12 CC
+ 0b101 20_BIT
+EndEnum
+Enum 11:8 FORMAT
+ 0b0 0
+EndEnum
+Enum 7:0 NUMREC
+ 0b1000 8
+ 0b10000 16
+ 0b100000 32
+ 0b1000000 64
+EndEnum
+EndSysreg
+
Sysreg ID_AA64ZFR0_EL1 3 0 0 4 4
Res0 63:60
UnsignedEnum 59:56 F64MM
--
2.25.1
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