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Iglesias" , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Alistair Francis , "Frederic Konrad" , Sai Pavan Boddu Subject: [PATCH v5 16/47] hw/arm/xlnx-versal: rtc: refactor creation Date: Fri, 12 Sep 2025 12:00:25 +0200 Message-ID: <20250912100059.103997-17-luc.michel@amd.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250912100059.103997-1-luc.michel@amd.com> References: <20250912100059.103997-1-luc.michel@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS3PEPF000099DE:EE_|BL1PR12MB5874:EE_ X-MS-Office365-Filtering-Correlation-Id: c55534f5-d445-4f84-5b4c-08ddf1e38a70 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|36860700013|1800799024|82310400026|376014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?pVBKyM9V75GuHf8QAWjBLZ6RRFKWuX1ZY/vwfP4i5i1bzUE1gj0HGo8qqpoU?= =?us-ascii?Q?cL4ib37YV2zsGd9Xmz1J74lIcC5Mz0S68pCW0ReWja8bqm30KcuSdEHqM4qV?= =?us-ascii?Q?5ZiGtY714o7k1XagkrthFojLxOHTE6Qclbtd/0L0U5o7uPE7O//778OG/lsN?= =?us-ascii?Q?2AdhyfvXic5TyxFd8SlgiRpTnvO/vXA//n7s3jPwfk2WF6yR68/WSZFaKaDw?= =?us-ascii?Q?txY0RxZxd3cc7XGnuNK5flFYkloUO2v7Lv3d67g/ymy37roaqYcuNHYkPYSG?= =?us-ascii?Q?7PVQBUFkV+MJDTU7470kpSxMjtITCKSh5n+HGn+I2Z2Ib4xuj1rhurTA5bsC?= =?us-ascii?Q?XVQYEbBSZ5p7jwp/Jem9UrPCwnAfBJ6VunNHlaB9dI3gFS4NosGACpwr1lIz?= =?us-ascii?Q?qy2+3LQgxZGgOPOohZXLr3XoIjRnluOMpO79tWEreLJI4BDyb1MWa0SMJTdH?= =?us-ascii?Q?Kquu025TsTNuWTy9oiLwjts3irdg+QGnXJsrZMlymzMj9o7FHYslHHYaw1NE?= =?us-ascii?Q?aIH6mRfCWeQEU9ofGnQi208W3OZ/9rrapVlW4WUzVABQY0zcgso6fI03xVak?= =?us-ascii?Q?c6l0MV7A/yOEVeNWe6vDhEvFhwCdx3Aofa71wj/vOF5n0M/nO6nxylxPkO9k?= =?us-ascii?Q?gHhfsKrCKie6ExTERGH0AbMLFyl34aEPd8NmNwgwTE6SvvUwPMn5JxXe4jQY?= =?us-ascii?Q?QHlUAECmlU9F64dx9YBcuVGnVPsiYEy6iL9YtzPU0SiYEW6ntXStUsB7VdFI?= =?us-ascii?Q?ahC9T0oszYGWgH9hT6rKRS+kNGOHq408TnH+1zMHyMV/i2OCNSbrjF8Zx64f?= =?us-ascii?Q?Efd4kBumesbwf8fq2K0t34oR/GxDrJowwuxZW1RcDiBfPH7keAa/ZWH8IjWS?= =?us-ascii?Q?5jfZidpBpxaVMh8a4ahMyybRU9rxUsvGpJ+/kTcjW0dhVMUZKfmfEUQHqld3?= =?us-ascii?Q?E3RzZZbeNjPaxPqY43BelVIxvKH8AFx1fAAQ1d1ulYzF1oG06rUHjrzhPaJM?= =?us-ascii?Q?zVsSn1zwY8CEwB79nd943EzAWblQ86bG3klBaSPD/x/R04VYkOTG3JkbnJnX?= =?us-ascii?Q?v02tOgBrPRY52iPREDfeA0hd7LEI6yMwQv/Mx9ZWgsyhRRAbn8rn5q3tstYG?= =?us-ascii?Q?/RBKuaIeRo83H6cq0dj0oNUyk9gLP0bqAd482+tyKnOvV17Qi9GaoTuXGFKB?= =?us-ascii?Q?oapOlEsdVVqtcRISuFMbsn7ZfYWdZNsDmGaayOcUkUsZXsmCnzoDCsgoYQnc?= =?us-ascii?Q?XwQqPBZp8yerZRFZbWYKDWUzXoRNB6P+Q2EawdtFOxg7MExY6yU82IJI+w1k?= =?us-ascii?Q?Iz3oylEk94tUmZqvcRos8hSurfxp3ra/XOohiKU1PPiMvdUFl8gS2FjhAfDo?= =?us-ascii?Q?LZpfb1GyUuQy087MPF97GCbl9xdj6FRUdlnfZ6orQU68qnwJw40vJPEEHB65?= =?us-ascii?Q?vEIgF1Qjb8Moxm5avTFPW/M3dhdBDW3JuaH5ggR/fBpFnOXrg1FsNdJqjNLs?= =?us-ascii?Q?jxkrtTxXnll6weS1Rqfr04BhLqbgcM8EBHW5?= X-Forefront-Antispam-Report: CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:satlexmb07.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230040)(36860700013)(1800799024)(82310400026)(376014); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Sep 2025 10:02:53.8159 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c55534f5-d445-4f84-5b4c-08ddf1e38a70 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: DS3PEPF000099DE.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL1PR12MB5874 Received-SPF: permerror client-ip=2a01:111:f403:2412::62a; envelope-from=Luc.Michel@amd.com; helo=NAM10-MW2-obe.outbound.protection.outlook.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_PASS=-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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1757671423207116600 Content-Type: text/plain; charset="utf-8" Refactor the RTC device creation using the VersalMap structure. The sysbus IRQ output 0 (APB IRQ) is connected instead of the output 1 (addr error IRQ). This does not change the current behaviour since the RTC model does not implement those IRQs anyway. Signed-off-by: Luc Michel Reviewed-by: Francisco Iglesias --- include/hw/arm/xlnx-versal.h | 2 -- hw/arm/xlnx-versal-virt.c | 22 -------------------- hw/arm/xlnx-versal.c | 40 ++++++++++++++++++++++++++++-------- 3 files changed, 31 insertions(+), 33 deletions(-) diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h index bba96201d37..abdbed15689 100644 --- a/include/hw/arm/xlnx-versal.h +++ b/include/hw/arm/xlnx-versal.h @@ -15,11 +15,10 @@ =20 #include "hw/sysbus.h" #include "hw/cpu/cluster.h" #include "hw/or-irq.h" #include "hw/intc/arm_gicv3.h" -#include "hw/rtc/xlnx-zynqmp-rtc.h" #include "qom/object.h" #include "hw/misc/xlnx-versal-crl.h" #include "net/can_emu.h" #include "hw/misc/xlnx-versal-cfu.h" #include "hw/misc/xlnx-versal-cframe-reg.h" @@ -79,11 +78,10 @@ struct Versal { XlnxVersalCRL crl; } lpd; =20 /* The Platform Management Controller subsystem. */ struct { - XlnxZynqMPRTC rtc; XlnxVersalCFUAPB cfu_apb; XlnxVersalCFUFDRO cfu_fdro; XlnxVersalCFUSFR cfu_sfr; XlnxVersalCFrameReg cframe[XLNX_VERSAL_NR_CFRAME]; XlnxVersalCFrameBcastReg cframe_bcast; diff --git a/hw/arm/xlnx-versal-virt.c b/hw/arm/xlnx-versal-virt.c index f766a3e1027..d96f3433929 100644 --- a/hw/arm/xlnx-versal-virt.c +++ b/hw/arm/xlnx-versal-virt.c @@ -149,31 +149,10 @@ static void fdt_add_timer_nodes(VersalVirt *s) GIC_FDT_IRQ_TYPE_PPI, VERSAL_TIMER_NS_EL2_IRQ, irqflags); qemu_fdt_setprop(s->fdt, "/timer", "compatible", compat, sizeof(compat)); } =20 -static void fdt_add_rtc_node(VersalVirt *s) -{ - const char compat[] =3D "xlnx,zynqmp-rtc"; - const char interrupt_names[] =3D "alarm\0sec"; - char *name =3D g_strdup_printf("/rtc@%x", MM_PMC_RTC); - - qemu_fdt_add_subnode(s->fdt, name); - - qemu_fdt_setprop_cells(s->fdt, name, "interrupts", - GIC_FDT_IRQ_TYPE_SPI, VERSAL_RTC_ALARM_IRQ, - GIC_FDT_IRQ_FLAGS_LEVEL_HI, - GIC_FDT_IRQ_TYPE_SPI, VERSAL_RTC_SECONDS_IRQ, - GIC_FDT_IRQ_FLAGS_LEVEL_HI); - qemu_fdt_setprop(s->fdt, name, "interrupt-names", - interrupt_names, sizeof(interrupt_names)); - qemu_fdt_setprop_sized_cells(s->fdt, name, "reg", - 2, MM_PMC_RTC, 2, MM_PMC_RTC_SIZE); - qemu_fdt_setprop(s->fdt, name, "compatible", compat, sizeof(compat)); - g_free(name); -} - static void fdt_nop_memory_nodes(void *fdt, Error **errp) { Error *err =3D NULL; char **node_path; int n =3D 0; @@ -424,11 +403,10 @@ static void versal_virt_init(MachineState *machine) sysbus_realize(SYS_BUS_DEVICE(&s->soc), &error_fatal); create_virtio_regions(s); =20 fdt_add_gic_nodes(s); fdt_add_timer_nodes(s); - fdt_add_rtc_node(s); fdt_add_cpu_nodes(s, psci_conduit); fdt_add_clk_node(s, "/old-clk125", 125000000, s->phandle.clk_125Mhz); fdt_add_clk_node(s, "/old-clk25", 25000000, s->phandle.clk_25Mhz); =20 /* Make the APU cpu address space visible to virtio and other diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c index 5054f4146f1..2f1507a1bf3 100644 --- a/hw/arm/xlnx-versal.c +++ b/hw/arm/xlnx-versal.c @@ -36,10 +36,11 @@ #include "hw/nvram/xlnx-versal-efuse.h" #include "hw/ssi/xlnx-versal-ospi.h" #include "hw/misc/xlnx-versal-pmc-iou-slcr.h" #include "hw/nvram/xlnx-bbram.h" #include "hw/misc/xlnx-versal-trng.h" +#include "hw/rtc/xlnx-zynqmp-rtc.h" =20 #define XLNX_VERSAL_ACPU_TYPE ARM_CPU_TYPE_NAME("cortex-a72") #define XLNX_VERSAL_RCPU_TYPE ARM_CPU_TYPE_NAME("cortex-r5f") #define GEM_REVISION 0x40070106 =20 @@ -121,10 +122,16 @@ typedef struct VersalMap { } ospi; =20 VersalSimplePeriphMap pmc_iou_slcr; VersalSimplePeriphMap bbram; VersalSimplePeriphMap trng; + + struct VersalRtcMap { + VersalSimplePeriphMap map; + int alarm_irq; + int second_irq; + } rtc; } VersalMap; =20 static const VersalMap VERSAL_MAP =3D { .uart[0] =3D { 0xff000000, 18 }, .uart[1] =3D { 0xff010000, 19 }, @@ -165,10 +172,14 @@ static const VersalMap VERSAL_MAP =3D { }, =20 .pmc_iou_slcr =3D { 0xf1060000, OR_IRQ(121, 0) }, .bbram =3D { 0xf11f0000, OR_IRQ(121, 1) }, .trng =3D { 0xf1230000, 141 }, + .rtc =3D { + { 0xf12a0000, OR_IRQ(121, 2) }, + .alarm_irq =3D 142, .second_irq =3D 143 + }, }; =20 static const VersalMap *VERSION_TO_MAP[] =3D { [VERSAL_VER_VERSAL] =3D &VERSAL_MAP, }; @@ -760,29 +771,40 @@ static void versal_create_pmc_apb_irq_orgate(Versal *= s, qemu_irq *pic) "num-lines", VERSAL_NUM_PMC_APB_IRQS, &error_f= atal); qdev_realize(orgate, NULL, &error_fatal); qdev_connect_gpio_out(orgate, 0, pic[VERSAL_PMC_APB_IRQ]); } =20 -static void versal_create_rtc(Versal *s, qemu_irq *pic) +static void versal_create_rtc(Versal *s, const struct VersalRtcMap *map) { SysBusDevice *sbd; MemoryRegion *mr; + g_autofree char *node; + const char compatible[] =3D "xlnx,zynqmp-rtc"; + const char interrupt_names[] =3D "alarm\0sec"; =20 - object_initialize_child(OBJECT(s), "rtc", &s->pmc.rtc, - TYPE_XLNX_ZYNQMP_RTC); - sbd =3D SYS_BUS_DEVICE(&s->pmc.rtc); - sysbus_realize(sbd, &error_fatal); + sbd =3D SYS_BUS_DEVICE(qdev_new(TYPE_XLNX_ZYNQMP_RTC)); + object_property_add_child(OBJECT(s), "rtc", OBJECT(sbd)); + sysbus_realize_and_unref(sbd, &error_abort); =20 mr =3D sysbus_mmio_get_region(sbd, 0); - memory_region_add_subregion(&s->mr_ps, MM_PMC_RTC, mr); + memory_region_add_subregion(&s->mr_ps, map->map.addr, mr); =20 /* * TODO: Connect the ALARM and SECONDS interrupts once our RTC model * supports them. */ - sysbus_connect_irq(sbd, 1, - qdev_get_gpio_in(DEVICE(&s->pmc.apb_irq_orgate), 0)= ); + versal_sysbus_connect_irq(s, sbd, 0, map->map.irq); + + node =3D versal_fdt_add_simple_subnode(s, "/rtc", map->map.addr, 0x100= 00, + compatible, sizeof(compatible)); + qemu_fdt_setprop_cells(s->cfg.fdt, node, "interrupts", + GIC_FDT_IRQ_TYPE_SPI, map->alarm_irq, + GIC_FDT_IRQ_FLAGS_LEVEL_HI, + GIC_FDT_IRQ_TYPE_SPI, map->second_irq, + GIC_FDT_IRQ_FLAGS_LEVEL_HI); + qemu_fdt_setprop(s->cfg.fdt, node, "interrupt-names", + interrupt_names, sizeof(interrupt_names)); } =20 static void versal_create_trng(Versal *s, const VersalSimplePeriphMap *map) { SysBusDevice *sbd; @@ -1343,13 +1365,13 @@ static void versal_realize(DeviceState *dev, Error = **errp) qdev_get_gpio_in_named(ospi, "ospi-mux-sel", 0)); =20 versal_create_bbram(s, &map->bbram); versal_create_trng(s, &map->trng); + versal_create_rtc(s, &map->rtc); =20 versal_create_pmc_apb_irq_orgate(s, pic); - versal_create_rtc(s, pic); versal_create_crl(s, pic); versal_create_cfu(s, pic); versal_map_ddr(s); versal_unimp(s); =20 --=20 2.50.1