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Fri, 8 Aug 2025 11:59:31 +0000 (GMT) From: Aditya Gupta To: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Nicholas Piggin , Harsh Prateek Bora Cc: Mahesh J Salgaonkar , Madhavan Srinivasan , , Subject: [PATCH v9 0/7] Power11 support for QEMU [PowerNV] Date: Fri, 8 Aug 2025 17:29:22 +0530 Message-ID: <20250808115929.1073910-1-adityag@linux.ibm.com> X-Mailer: git-send-email 2.50.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Authority-Analysis: v=2.4 cv=NInV+16g c=1 sm=1 tr=0 ts=6895e6ab cx=c_pps a=3Bg1Hr4SwmMryq2xdFQyZA==:117 a=3Bg1Hr4SwmMryq2xdFQyZA==:17 a=IkcTkHD0fZMA:10 a=2OwXVqhp2XgA:10 a=NEAV23lmAAAA:8 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8 a=aow-egSQAAAA:8 a=7eAAimpLQsCGizItPeEA:9 a=QEXdDO2ut3YA:10 a=gFNbaldVC-z-bsjSTzMo:22 X-Proofpoint-GUID: 1A7tG83eHi6F6J-xprPcXat_pv2TfIMa X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODA4MDA5NiBTYWx0ZWRfXyhl/3far5BOu 72VmSXZfES3WdXShWRa8uCbccKq7hQz8JD30fd71vQS0R+FoI7pVwflU5pZCGtNle756vTSlTxo ipM9tsb2XruBlvj90/VisPIUN8QTIcX00+tm8kS7OaddJP42rgUHH9m5UAgY+C9ESAqmmkXAINN 5rZHD9aRfTopo7COkJOCRcV/4M6tfexYFYxRx+IXAX6BGLe2dKgTpiEzkyJIIwVulOJic8m1mNG A9V8GAzi2WBH9XouV+kWQrg/KZxwalgDzdUvw5+Xxd8oJlcxz4Lf5N54FhfyqVg5YlpX8jdjgcx QrqmAC7ofjPSBqDJ70r4LyZRHHSo7I0YrNaGnVKW0pNuh3MwKtt0ZeWVdDiDGaCyXFHixareOTd XBQQf/Wz5mrTE3Rw5cqm7u+4UlL1UY+3fQsXFScCJIX9Uke0biGfoKjViTYq5G1BUd6KHhWi X-Proofpoint-ORIG-GUID: Rboel17HhDEZhystZBuIhvA8QqK2tGvy X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-08_03,2025-08-06_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 suspectscore=0 impostorscore=0 mlxlogscore=999 lowpriorityscore=0 malwarescore=0 clxscore=1015 adultscore=0 mlxscore=0 bulkscore=0 priorityscore=1501 spamscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2508080096 Received-SPF: pass client-ip=148.163.158.5; envelope-from=adityag@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Overview ============ Add support for Power11 powernv machine type. As Power11 core is same as Power10, hence much of the code has been reused from Power10. Split Powernv11 chip/machine code into commits introducing: chip,machine,xive,phb This is to try to keep the code smaller in each commit, but can squash the xive/phb commits into respective chip/machine commit Power11 PSeries already added in QEMU in: commit 273db89bcaf4 ("ppc/pseries: Add Power11 cpu type") Git Tree for Testing ==================== QEMU: https://github.com/adi-g15-ibm/qemu/tree/p11-powernv-v9 Has been tested with following cases: * '-M powernv' / '-M powernv10' / '-M powernv11' * '-smp' option tested skiboot with Power11 support: https://github.com/open-power/skiboot, since commit 785a5e3 Linux with Power11 support: https://github.com/torvalds/linux, since v6.9-rc1 Changelog ========= v9: + [PATCH 1/7]: apply hunks from commit cf0eb929e59cb, and commit 24c8fa968a6d8, for changes that were done for Power10, as those changes make sense for Power11 also + [PATCH 3/7]: fixed build breakage identified with QEMU CI, due to changes in upstream function pointer types v8: + rebase to upstream + propose myself as a powernv reviewer v7 (https://lore.kernel.org/qemu-devel/20250327200738.1524401-1-adityag@linux.ibm.com/): + use Power10 models of homer, sbe, occ, psi, lpc. As they are same. + switch powernv tests to use buildroot images instead of op-build images + add functional test for powernv11 - remove dynamic sysbus device for PHBs, so no more dynamic number of PHBs in Power11 as it became complex to handle it and not much used v6 (https://lore.kernel.org/qemu-devel/20250325112319.927190-1-adityag@linux.ibm.com/): + make Pnv11Chip's parent as PnvChip, instead of Pnv10Chip + rebase on upstream/master v5 (https://lore.kernel.org/qemu-devel/57ce8d50-db92-44f0-96a9-e1297eea949f@kaod.org/): + add chiptod + add instance_init for P11 to use P11 models + move patch introducing Pnv11Chip to the last + update skiboot.lid to skiboot's upstream/master v4: + patch #5: fix memory leak in pnv_chip_power10_quad_realize - no change in other patches v3: + patch #1: version power11 as power11_v2.0 + patch #2: split target hw/pseries code into patch #2 + patch #3,#4: fix regression due to Power10 and Power11 having same PCR + patch #5: create pnv_chip_power11_dt_populate and split pnv_chip_power10_common_realize as per review + patch #6-#11: no change - remove commit to make Power11 as default v2: + split powernv patch into homer,lpc,occ,psi,sbe + reduce code duplication by reusing power10 code + make power11 as default + rebase on qemu upstream/master + add more information in commit descriptions + update docs + update skiboot.lid Aditya Gupta (7): ppc/pnv: Introduce Pnv11Chip ppc/pnv: Introduce Power11 PowerNV machine ppc/pnv: Add XIVE2 controller to Power11 ppc/pnv: Add PHB5 PCIe Host bridge to Power11 ppc/pnv: Add ChipTOD model for Power11 tests/powernv: Switch to buildroot images instead of op-build tests/powernv: Add PowerNV test for Power11 docs/system/ppc/powernv.rst | 9 +- hw/ppc/pnv.c | 540 +++++++++++++++++++++++++ hw/ppc/pnv_chiptod.c | 59 +++ hw/ppc/pnv_core.c | 17 + include/hw/ppc/pnv.h | 38 ++ include/hw/ppc/pnv_chip.h | 7 + include/hw/ppc/pnv_chiptod.h | 2 + include/hw/ppc/pnv_xscom.h | 49 +++ tests/functional/test_ppc64_powernv.py | 34 +- 9 files changed, 737 insertions(+), 18 deletions(-) -- 2.50.1