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Thu, 27 Mar 2025 20:08:06 +0000 (GMT) Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CC8F220040; Thu, 27 Mar 2025 20:08:04 +0000 (GMT) Received: from li-3c92a0cc-27cf-11b2-a85c-b804d9ca68fa.ibm.com (unknown [9.124.214.220]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Thu, 27 Mar 2025 20:08:04 +0000 (GMT) From: Aditya Gupta To: Mahesh J Salgaonkar , Madhavan Srinivasan , Nicholas Piggin , =?utf-8?q?C=C3=A9dric_Le_Goater?= , =?utf-8?b?RnLDqWTDqXJp?= =?utf-8?b?YyBCYXJyYXQ=?= Cc: , Subject: [PATCH v7 5/7] ppc/pnv: Add ChipTOD model for Power11 Date: Fri, 28 Mar 2025 01:37:36 +0530 Message-ID: <20250327200738.1524401-6-adityag@linux.ibm.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250327200738.1524401-1-adityag@linux.ibm.com> References: <20250327200738.1524401-1-adityag@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: SJzr0ffVOy2xVpNsq2ktJ8qrILtV4Mwx X-Proofpoint-ORIG-GUID: kiWmLgNjSE-7JtWk4-y7jVJ46q81YI4k X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-27_03,2025-03-27_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 malwarescore=0 adultscore=0 suspectscore=0 mlxlogscore=999 impostorscore=0 priorityscore=1501 mlxscore=0 clxscore=1015 lowpriorityscore=0 spamscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502280000 definitions=main-2503270135 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_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 Introduce Power11 ChipTod. The code has been copied from Power10 ChipTod code as the Power11 core is same as Power10 core. Cc: Cédric Le Goater Cc: Frédéric Barrat Cc: Mahesh J Salgaonkar Cc: Madhavan Srinivasan Cc: Nicholas Piggin Signed-off-by: Aditya Gupta Reviewed-by: Cédric Le Goater --- hw/ppc/pnv.c | 15 +++++++++ hw/ppc/pnv_chiptod.c | 59 ++++++++++++++++++++++++++++++++++++ include/hw/ppc/pnv_chiptod.h | 2 ++ 3 files changed, 76 insertions(+) diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 8b92ad11ae8e..d7da0e79063d 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -2395,6 +2395,8 @@ static void pnv_chip_power11_instance_init(Object *obj) object_initialize_child(obj, "xive", &chip11->xive, TYPE_PNV_XIVE2); object_property_add_alias(obj, "xive-fabric", OBJECT(&chip11->xive), "xive-fabric"); + object_initialize_child(obj, "chiptod", &chip11->chiptod, + TYPE_PNV11_CHIPTOD); object_initialize_child(obj, "n1-chiplet", &chip11->n1_chiplet, TYPE_PNV_N1_CHIPLET); @@ -2545,6 +2547,19 @@ static void pnv_chip_power11_realize(DeviceState *dev, Error **errp) chip->dt_isa_nodename = g_strdup_printf("/lpcm-opb@%" PRIx64 "/lpc@0", (uint64_t) PNV11_LPCM_BASE(chip)); + /* ChipTOD */ + object_property_set_bool(OBJECT(&chip11->chiptod), "primary", + chip->chip_id == 0, &error_abort); + object_property_set_bool(OBJECT(&chip11->chiptod), "secondary", + chip->chip_id == 1, &error_abort); + object_property_set_link(OBJECT(&chip11->chiptod), "chip", OBJECT(chip), + &error_abort); + if (!qdev_realize(DEVICE(&chip11->chiptod), NULL, errp)) { + return; + } + pnv_xscom_add_subregion(chip, PNV11_XSCOM_CHIPTOD_BASE, + &chip11->chiptod.xscom_regs); + /* HOMER (must be created before OCC) */ object_property_set_link(OBJECT(&chip11->homer), "chip", OBJECT(chip), &error_abort); diff --git a/hw/ppc/pnv_chiptod.c b/hw/ppc/pnv_chiptod.c index c8987ae67a2a..2e87ab62b2cf 100644 --- a/hw/ppc/pnv_chiptod.c +++ b/hw/ppc/pnv_chiptod.c @@ -210,6 +210,22 @@ static void chiptod_power10_broadcast_ttype(PnvChipTOD *sender, } } +static void chiptod_power11_broadcast_ttype(PnvChipTOD *sender, + uint32_t trigger) +{ + PnvMachineState *pnv = PNV_MACHINE(qdev_get_machine()); + int i; + + for (i = 0; i < pnv->num_chips; i++) { + Pnv11Chip *chip11 = PNV11_CHIP(pnv->chips[i]); + PnvChipTOD *chiptod = &chip11->chiptod; + + if (chiptod != sender) { + chiptod_receive_ttype(chiptod, trigger); + } + } +} + static PnvCore *pnv_chip_get_core_by_xscom_base(PnvChip *chip, uint32_t xscom_base) { @@ -283,6 +299,12 @@ static PnvCore *chiptod_power10_tx_ttype_target(PnvChipTOD *chiptod, } } +static PnvCore *chiptod_power11_tx_ttype_target(PnvChipTOD *chiptod, + uint64_t val) +{ + return chiptod_power10_tx_ttype_target(chiptod, val); +} + static void pnv_chiptod_xscom_write(void *opaque, hwaddr addr, uint64_t val, unsigned size) { @@ -520,6 +542,42 @@ static const TypeInfo pnv_chiptod_power10_type_info = { } }; +static int pnv_chiptod_power11_dt_xscom(PnvXScomInterface *dev, void *fdt, + int xscom_offset) +{ + const char compat[] = "ibm,power-chiptod\0ibm,power11-chiptod"; + + return pnv_chiptod_dt_xscom(dev, fdt, xscom_offset, compat, sizeof(compat)); +} + +static void pnv_chiptod_power11_class_init(ObjectClass *klass, void *data) +{ + PnvChipTODClass *pctc = PNV_CHIPTOD_CLASS(klass); + DeviceClass *dc = DEVICE_CLASS(klass); + PnvXScomInterfaceClass *xdc = PNV_XSCOM_INTERFACE_CLASS(klass); + + dc->desc = "PowerNV ChipTOD Controller (Power11)"; + device_class_set_props(dc, pnv_chiptod_properties); + + xdc->dt_xscom = pnv_chiptod_power11_dt_xscom; + + pctc->broadcast_ttype = chiptod_power11_broadcast_ttype; + pctc->tx_ttype_target = chiptod_power11_tx_ttype_target; + + pctc->xscom_size = PNV_XSCOM_CHIPTOD_SIZE; +} + +static const TypeInfo pnv_chiptod_power11_type_info = { + .name = TYPE_PNV11_CHIPTOD, + .parent = TYPE_PNV_CHIPTOD, + .instance_size = sizeof(PnvChipTOD), + .class_init = pnv_chiptod_power11_class_init, + .interfaces = (InterfaceInfo[]) { + { TYPE_PNV_XSCOM_INTERFACE }, + { } + } +}; + static void pnv_chiptod_reset(void *dev) { PnvChipTOD *chiptod = PNV_CHIPTOD(dev); @@ -579,6 +637,7 @@ static void pnv_chiptod_register_types(void) type_register_static(&pnv_chiptod_type_info); type_register_static(&pnv_chiptod_power9_type_info); type_register_static(&pnv_chiptod_power10_type_info); + type_register_static(&pnv_chiptod_power11_type_info); } type_init(pnv_chiptod_register_types); diff --git a/include/hw/ppc/pnv_chiptod.h b/include/hw/ppc/pnv_chiptod.h index fde569bcbfa9..466b06560a28 100644 --- a/include/hw/ppc/pnv_chiptod.h +++ b/include/hw/ppc/pnv_chiptod.h @@ -17,6 +17,8 @@ OBJECT_DECLARE_TYPE(PnvChipTOD, PnvChipTODClass, PNV_CHIPTOD) DECLARE_INSTANCE_CHECKER(PnvChipTOD, PNV9_CHIPTOD, TYPE_PNV9_CHIPTOD) #define TYPE_PNV10_CHIPTOD TYPE_PNV_CHIPTOD "-POWER10" DECLARE_INSTANCE_CHECKER(PnvChipTOD, PNV10_CHIPTOD, TYPE_PNV10_CHIPTOD) +#define TYPE_PNV11_CHIPTOD TYPE_PNV_CHIPTOD "-POWER11" +DECLARE_INSTANCE_CHECKER(PnvChipTOD, PNV11_CHIPTOD, TYPE_PNV11_CHIPTOD) enum tod_state { tod_error = 0,