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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=harshpb@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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1761219936645158500 From: BALATON Zoltan Store the bus frequency in the machine state and set it from instance init method. Signed-off-by: BALATON Zoltan Reviewed-by: Philippe Mathieu-Daud=C3=A9 Link: https://lore.kernel.org/qemu-devel/b69e21e353b7d7f22a34db5f13443f60f5= 1c7238.1761176219.git.balaton@eik.bme.hu Signed-off-by: Harsh Prateek Bora --- hw/ppc/pegasos2.c | 25 ++++++++++++++++--------- 1 file changed, 16 insertions(+), 9 deletions(-) diff --git a/hw/ppc/pegasos2.c b/hw/ppc/pegasos2.c index f5b56c0e94..7eaefcf9a0 100644 --- a/hw/ppc/pegasos2.c +++ b/hw/ppc/pegasos2.c @@ -55,8 +55,6 @@ #define H_PRIVILEGE -3 /* Caller not privileged */ #define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting= */ =20 -#define BUS_FREQ_HZ 133333333 - #define TYPE_PEGASOS_MACHINE MACHINE_TYPE_NAME("pegasos") OBJECT_DECLARE_SIMPLE_TYPE(PegasosMachineState, PEGASOS_MACHINE) =20 @@ -66,6 +64,7 @@ struct PegasosMachineState { PowerPCCPU *cpu; DeviceState *nb; /* north bridge */ DeviceState *sb; /* south bridge */ + int bus_freq_hz; IRQState pci_irqs[PCI_NUM_PINS]; OrIRQState orirq[PCI_NUM_PINS]; qemu_irq mv_pirq[PCI_NUM_PINS]; @@ -135,7 +134,7 @@ static void pegasos2_setup_pci_irq(PegasosMachineState = *pm) qdev_get_gpio_in_named(pm->nb, "gpp", 31)); } =20 -static void pegasos2_init(MachineState *machine) +static void pegasos_init(MachineState *machine) { PegasosMachineState *pm =3D PEGASOS_MACHINE(machine); CPUPPCState *env; @@ -158,7 +157,7 @@ static void pegasos2_init(MachineState *machine) } =20 /* Set time-base frequency */ - cpu_ppc_tb_init(env, BUS_FREQ_HZ / 4); + cpu_ppc_tb_init(env, pm->bus_freq_hz / 4); qemu_register_reset(pegasos2_cpu_reset, pm->cpu); =20 /* RAM */ @@ -610,7 +609,7 @@ static void pegasos2_machine_class_init(ObjectClass *oc= , const void *data) VofMachineIfClass *vmc =3D VOF_MACHINE_CLASS(oc); =20 mc->desc =3D "Genesi/bPlan Pegasos II"; - mc->init =3D pegasos2_init; + mc->init =3D pegasos_init; mc->reset =3D pegasos2_machine_reset; mc->block_default_type =3D IF_IDE; mc->default_boot_order =3D "cd"; @@ -629,6 +628,13 @@ static void pegasos2_machine_class_init(ObjectClass *o= c, const void *data) vmc->setprop =3D pegasos2_setprop; } =20 +static void pegasos2_init(Object *obj) +{ + PegasosMachineState *pm =3D PEGASOS_MACHINE(obj); + + pm->bus_freq_hz =3D 133333333; +} + static const TypeInfo pegasos_machine_types[] =3D { { .name =3D TYPE_PEGASOS_MACHINE, @@ -645,6 +651,7 @@ static const TypeInfo pegasos_machine_types[] =3D { .name =3D MACHINE_TYPE_NAME("pegasos2"), .parent =3D TYPE_PEGASOS_MACHINE, .class_init =3D pegasos2_machine_class_init, + .instance_init =3D pegasos2_init, }, }; =20 @@ -777,7 +784,7 @@ static void add_pci_device(PCIBus *bus, PCIDevice *d, v= oid *opaque) g_string_free(node, TRUE); } =20 -static void add_cpu_info(void *fdt, PowerPCCPU *cpu) +static void add_cpu_info(void *fdt, PowerPCCPU *cpu, int bus_freq) { uint32_t cells[2]; =20 @@ -824,8 +831,8 @@ static void add_cpu_info(void *fdt, PowerPCCPU *cpu) qemu_fdt_setprop_cell(fdt, cp, "reservation-granule-size", 4); qemu_fdt_setprop_cell(fdt, cp, "timebase-frequency", cpu->env.tb_env->tb_freq); - qemu_fdt_setprop_cell(fdt, cp, "bus-frequency", BUS_FREQ_HZ); - qemu_fdt_setprop_cell(fdt, cp, "clock-frequency", BUS_FREQ_HZ * 7.5); + qemu_fdt_setprop_cell(fdt, cp, "bus-frequency", bus_freq); + qemu_fdt_setprop_cell(fdt, cp, "clock-frequency", bus_freq * 7.5); qemu_fdt_setprop_cell(fdt, cp, "cpu-version", cpu->env.spr[SPR_PVR]); cells[0] =3D 0; cells[1] =3D 0; @@ -860,7 +867,7 @@ static void *pegasos2_build_fdt(PegasosMachineState *pm= , int *fdt_size) } qemu_fdt_setprop_string(fdt, "/", "name", "bplan,Pegasos2"); =20 - add_cpu_info(fdt, pm->cpu); + add_cpu_info(fdt, pm->cpu, pm->bus_freq_hz); =20 fi.fdt =3D fdt; fi.path =3D "/pci@c0000000"; --=20 2.43.5