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Fri, 8 Aug 2025 11:59:42 +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 , , , =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20Barrat?= Subject: [PATCH v9 2/7] ppc/pnv: Introduce Power11 PowerNV machine Date: Fri, 8 Aug 2025 17:29:24 +0530 Message-ID: <20250808115929.1073910-3-adityag@linux.ibm.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250808115929.1073910-1-adityag@linux.ibm.com> References: <20250808115929.1073910-1-adityag@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: Gr7sq7duf_nXom-TAm1mMSoGlFBwA5VU X-Authority-Analysis: v=2.4 cv=F/xXdrhN c=1 sm=1 tr=0 ts=6895e6b8 cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=IkcTkHD0fZMA:10 a=2OwXVqhp2XgA:10 a=VnNF1IyMAAAA:8 a=pGLkceISAAAA:8 a=20KFwNOVAAAA:8 a=KZwlIODd7Dk1aeIZX6cA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 X-Proofpoint-GUID: VuC-NPidN_Yqqu7Ua5EIXuUKV4P9h2X7 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODA4MDA5NiBTYWx0ZWRfX+pu6HwPaOzYF gGZiMhfN4zTFxikXbbHPucSTOl9smR+Sqe9SPf1LWZ7yBrc5L0CeyXmXn0jttNv6tavr/lpIEon 7Eqk4HHV5HmkeWZQhipRG0v/DbftwUh53lBjqR06aypd76D2Tvgx3PC6aLnGHFIg0PirclghRv2 i9dFaNAZZ/PDvFstlukh7/zrkBzl8GDilqauWiNF3DqkUXzCjLVexN5slxg0CogmN2Q1zfex9xg zPKsDmQahkfCKfk5JGJXD7vjWPizepvhX4bQp97bjthLOnbj1BSYlEtUqxgApXqqzR0cC0AyrJs pfh/CtE7PV3u8HDj7n+6ooKHErsfKpYKS5mfsiM6zJwRn1nCibqZXExxzPOF/HnoHJ4SF5vu1rh aS+7C0HWBjPDoy0iVTkwiyS0QjVSRqZKANfimsr49W2otUpwExeH4yhrJgW1Wn2NZN3SG6Rz 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 mlxscore=0 lowpriorityscore=0 priorityscore=1501 impostorscore=0 clxscore=1015 spamscore=0 bulkscore=0 adultscore=0 mlxlogscore=999 malwarescore=0 phishscore=0 suspectscore=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=148.163.156.1; envelope-from=adityag@linux.ibm.com; helo=mx0a-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 The Powernv11 machine doesn't have XIVE & PHBs as of now XIVE2 interface and PHB5 added in later patches to Powernv11 machine Also add mention of Power11 to powernv documentation Note: A difference from P10's and P11's machine_class_init is, in P11 different number of PHBs cannot be used on the command line, ie. the following line does NOT exist in pnv_machine_power11_class_init, which existed in case of Power10: machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB); Cc: Frédéric Barrat Cc: Mahesh J Salgaonkar Cc: Madhavan Srinivasan Cc: Nicholas Piggin Reviewed-by: Cédric Le Goater Signed-off-by: Aditya Gupta --- docs/system/ppc/powernv.rst | 9 +++++---- hw/ppc/pnv.c | 34 ++++++++++++++++++++++++++++++++++ 2 files changed, 39 insertions(+), 4 deletions(-) diff --git a/docs/system/ppc/powernv.rst b/docs/system/ppc/powernv.rst index f3ec2cc69c0d..5154794cc8cd 100644 --- a/docs/system/ppc/powernv.rst +++ b/docs/system/ppc/powernv.rst @@ -1,5 +1,5 @@ -PowerNV family boards (``powernv8``, ``powernv9``, ``powernv10``) -================================================================== +PowerNV family boards (``powernv8``, ``powernv9``, ``powernv10``, ``powernv11``) +================================================================================ PowerNV (as Non-Virtualized) is the "bare metal" platform using the OPAL firmware. It runs Linux on IBM and OpenPOWER systems and it can @@ -15,11 +15,12 @@ beyond the scope of what QEMU addresses today. Supported devices ----------------- - * Multi processor support for POWER8, POWER8NVL and POWER9. + * Multi processor support for POWER8, POWER8NVL, POWER9, Power10 and Power11. * XSCOM, serial communication sideband bus to configure chiplets. * Simple LPC Controller. * Processor Service Interface (PSI) Controller. - * Interrupt Controller, XICS (POWER8) and XIVE (POWER9) and XIVE2 (Power10). + * Interrupt Controller, XICS (POWER8) and XIVE (POWER9) and XIVE2 (Power10 & + Power11). * POWER8 PHB3 PCIe Host bridge and POWER9 PHB4 PCIe Host bridge. * Simple OCC is an on-chip micro-controller used for power management tasks. * iBT device to handle BMC communication, with the internal BMC simulator diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 7422b9063358..b21c4aafaecb 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -3141,6 +3141,35 @@ static void pnv_machine_p10_rainier_class_init(ObjectClass *oc, pmc->i2c_init = pnv_rainier_i2c_init; } +static void pnv_machine_power11_class_init(ObjectClass *oc, const void *data) +{ + MachineClass *mc = MACHINE_CLASS(oc); + PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc); + static const char compat[] = "qemu,powernv11\0ibm,powernv"; + + pmc->compat = compat; + pmc->compat_size = sizeof(compat); + pmc->max_smt_threads = 4; + pmc->has_lpar_per_thread = true; + pmc->quirk_tb_big_core = true; + pmc->dt_power_mgt = pnv_dt_power_mgt; + + mc->desc = "IBM PowerNV (Non-Virtualized) Power11"; + mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power11_v2.0"); + + object_class_property_add_bool(oc, "big-core", + pnv_machine_get_big_core, + pnv_machine_set_big_core); + object_class_property_set_description(oc, "big-core", + "Use big-core (aka fused-core) mode"); + + object_class_property_add_bool(oc, "lpar-per-core", + pnv_machine_get_lpar_per_core, + pnv_machine_set_lpar_per_core); + object_class_property_set_description(oc, "lpar-per-core", + "Use 1 LPAR per core mode"); +} + static void pnv_cpu_do_nmi_on_cpu(CPUState *cs, run_on_cpu_data arg) { CPUPPCState *env = cpu_env(cs); @@ -3254,6 +3283,11 @@ static void pnv_machine_class_init(ObjectClass *oc, const void *data) } static const TypeInfo types[] = { + { + .name = MACHINE_TYPE_NAME("powernv11"), + .parent = TYPE_PNV_MACHINE, + .class_init = pnv_machine_power11_class_init, + }, { .name = MACHINE_TYPE_NAME("powernv10-rainier"), .parent = MACHINE_TYPE_NAME("powernv10"), -- 2.50.1