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[2620:137:e000::1:20]) by mx.google.com with ESMTP id l1-20020a056402344100b0046157981475si7806518edc.474.2022.11.06.22.27.30; Sun, 06 Nov 2022 22:27:54 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231274AbiKGGZq (ORCPT + 99 others); Mon, 7 Nov 2022 01:25:46 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40406 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231277AbiKGGZn (ORCPT ); Mon, 7 Nov 2022 01:25:43 -0500 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 3570F12771; Sun, 6 Nov 2022 22:25:42 -0800 (PST) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 2335B23A; Sun, 6 Nov 2022 22:25:48 -0800 (PST) Received: from a077893.blr.arm.com (unknown [10.162.42.7]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 2CC0F3F534; Sun, 6 Nov 2022 22:25:36 -0800 (PST) From: Anshuman Khandual To: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-arm-kernel@lists.infradead.org, peterz@infradead.org, acme@kernel.org, mark.rutland@arm.com, will@kernel.org, catalin.marinas@arm.com Cc: Anshuman Khandual , Mark Brown , James Clark , Rob Herring , Marc Zyngier , Suzuki Poulose , Ingo Molnar Subject: [PATCH V5 1/7] arm64/perf: Add BRBE registers and fields Date: Mon, 7 Nov 2022 11:55:08 +0530 Message-Id: <20221107062514.2851047-2-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221107062514.2851047-1-anshuman.khandual@arm.com> References: <20221107062514.2851047-1-anshuman.khandual@arm.com> MIME-Version: 1.0 X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1748817647431905260?= X-GMAIL-MSGID: =?utf-8?q?1748817647431905260?= 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 Cc: Will Deacon Cc: Marc Zyngier Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual Reviewed-by: Mark Brown --- arch/arm64/include/asm/sysreg.h | 103 ++++++++++++++++++++ arch/arm64/tools/sysreg | 161 ++++++++++++++++++++++++++++++++ 2 files changed, 264 insertions(+) diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index 7d301700d1a9..78335c7807dc 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -161,6 +161,109 @@ #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 384757a7eda9..45b1834de1ae 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -167,6 +167,167 @@ Enum 3:0 BT EndEnum EndSysreg + +# This is just a dummy register declaration to get all common field masks and +# shifts for accessing given BRBINF contents. +Sysreg BRBINF_EL1 2 1 8 0 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 + 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 +EndSysreg + +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 Enum 59:56 F64MM