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Mon, 03 Aug 2026 15:57:31 +0000 (GMT) Received: from smtpav02.fra02v.mail.ibm.com (smtpav02.fra02v.mail.ibm.com [10.20.54.101]) by smtprelay07.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 673FvRwQ36241702 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 3 Aug 2026 15:57:27 GMT Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2585B2004B; Mon, 3 Aug 2026 15:57:27 +0000 (GMT) Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3698D20040; Mon, 3 Aug 2026 15:57:26 +0000 (GMT) Received: from jupiter.ibm.com (unknown [9.39.27.35]) by smtpav02.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 3 Aug 2026 15:57:25 +0000 (GMT) From: Mahesh Salgaonkar To: linuxppc-dev Cc: Madhavan Srinivasan Subject: [PATCH v2 0/4] Base support for Power12 Date: Mon, 3 Aug 2026 21:27:20 +0530 Message-ID: <20260803155724.3272052-1-mahesh@linux.ibm.com> X-Mailer: git-send-email 2.55.0 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODAzMDE0MSBTYWx0ZWRfX9UjOBdXx6MRm ui0wCHr5D1d2+4PF6Rh/UJ11/FyqGVu1ps/IAgp1TyPRZL7xar1YUqRAx1t3me+lVfdI160cWTk XU4jeIlboitd0ZKzamUtovNqFPOL8uSXAqYnM36kSfjHktVDoKwEIbPKnVH5CgfZTqouRkUbW4V 5aiBoDQ2lycqToTRDQLXdW+TZotljBmpCKBjEyfjWB83j0K/HnljkqhBL37U7GNYQFtRSbtoRau 3RM6l0lcPj8aE0PHHLVNJcJHqaVHAl/2AwTRMw442CcYbFtcLEaChNJGd0Xpus7RT67aatTNUev EjFdqThcpgsmXkX1YT4Wn4jkBRT3gLHTIdpASmr1YQfFfNPeeqjVp1dmFvRX4GPsNGs6fKv7a6G IH2YnteewEwuBbIcR9TbATenBl0MixFLtZ/RgItHaJ+IlTlqsQHbKmI26JJ4oY6f9Rhc8/KdqLg 5rQQSWKRMmqdx9nHwnA== X-Authority-Analysis: v=2.4 cv=WIFPmHsR c=1 sm=1 tr=0 ts=6a70ba6c cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=Sv0fKeRqtYgA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=V8glGbnc2Ofi9Qvn3v5h:22 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8 a=wf_Bq18p4sLT3iSGlooA:9 X-Proofpoint-GUID: BkTCWB9TsbVws2nld7D98mMxspvfr36A X-Proofpoint-ORIG-GUID: BkTCWB9TsbVws2nld7D98mMxspvfr36A X-Proofpoint-Spam-Info: AW1haW4tMjYwODAzMDE0MSBTYWx0ZWRfXyhf4SjwNBYGJ eAkpC4JNnxaSRepQd0yLsErfBJ8nEWSUJIZeuTCU1Wb69z3lL5WCkUKZ8ooRU6ql7WYNPIa5nBX twVq8ItTcYcEjMnoVVR3mLMDqMr+cV4= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-03_03,2026-08-03_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 lowpriorityscore=0 priorityscore=1501 phishscore=0 malwarescore=0 suspectscore=0 clxscore=1015 impostorscore=0 bulkscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608030141 This series enables Power12 raw and architected mode with Performance Monitoring support. Chnages in v2: - Fix typo reported by Nikhil - Define a named macro CAS_MAX_PVR_ENTRIES - See v1 at https://lore.kernel.org/linuxppc-dev/20260729145405.3230272-1-mahesh@linux.ibm.com/ Athira Rajeev (1): powerpc/perf: Add power12 Base Performance Monitoring support Mahesh Salgaonkar (1): powerpc/pseries: Limit PVR list to 16 entries for CAS negotiation Nicholas Piggin (1): powerpc: Add Power12 raw mode Ritesh Harjani (IBM) (1): powerpc: Add Power12 architected mode arch/powerpc/include/asm/cpu_setup.h | 2 + arch/powerpc/include/asm/cputable.h | 17 +- arch/powerpc/include/asm/mmu.h | 1 + arch/powerpc/include/asm/prom.h | 1 + arch/powerpc/include/asm/reg.h | 5 +- arch/powerpc/include/asm/synch.h | 6 +- arch/powerpc/include/uapi/asm/cputable.h | 2 + arch/powerpc/kernel/cpu_setup_power.c | 43 ++ arch/powerpc/kernel/cpu_specs_book3s_64.h | 36 ++ arch/powerpc/kernel/dt_cpu_ftrs.c | 37 ++ arch/powerpc/kernel/prom_init.c | 47 ++- arch/powerpc/kernel/setup-common.c | 1 + arch/powerpc/kvm/book3s_hv.c | 9 +- arch/powerpc/mm/book3s64/hash_native.c | 22 +- arch/powerpc/mm/init_64.c | 4 +- arch/powerpc/perf/Makefile | 2 +- arch/powerpc/perf/core-book3s.c | 2 + arch/powerpc/perf/internal.h | 1 + arch/powerpc/perf/power12-events-list.h | 78 ++++ arch/powerpc/perf/power12-pmu.c | 466 ++++++++++++++++++++++ 20 files changed, 759 insertions(+), 23 deletions(-) create mode 100644 arch/powerpc/perf/power12-events-list.h create mode 100644 arch/powerpc/perf/power12-pmu.c -- 2.55.0