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/*
* Generic device-tree-driven paravirt PPC e500 platform
*
* Copyright 2012 Freescale Semiconductor, Inc.
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#include "qemu/osdep.h"
#include "qemu-common.h"
#include "e500.h"
#include "hw/net/fsl_etsec/etsec.h"
#include "hw/boards.h"
#include "sysemu/device_tree.h"
#include "sysemu/kvm.h"
#include "hw/sysbus.h"
#include "hw/pci/pci.h"
#include "hw/ppc/openpic.h"
#include "kvm_ppc.h"
static void e500plat_fixup_devtree(void *fdt)
{
const char model[] = "QEMU ppce500";
const char compatible[] = "fsl,qemu-e500";
qemu_fdt_setprop(fdt, "/", "model", model, sizeof(model));
qemu_fdt_setprop(fdt, "/", "compatible", compatible,
sizeof(compatible));
}
static void e500plat_init(MachineState *machine)
{
PPCE500MachineClass *pmc = PPCE500_MACHINE_GET_CLASS(machine);
/* Older KVM versions don't support EPR which breaks guests when we announce
MPIC variants that support EPR. Revert to an older one for those */
if (kvm_enabled() && !kvmppc_has_cap_epr()) {
pmc->mpic_version = OPENPIC_MODEL_FSL_MPIC_20;
}
ppce500_init(machine);
}
static void e500plat_machine_device_plug_cb(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
PPCE500MachineState *pms = PPCE500_MACHINE(hotplug_dev);
if (pms->pbus_dev) {
if (object_dynamic_cast(OBJECT(dev), TYPE_SYS_BUS_DEVICE)) {
platform_bus_link_device(pms->pbus_dev, SYS_BUS_DEVICE(dev));
}
}
}
static
HotplugHandler *e500plat_machine_get_hotpug_handler(MachineState *machine,
DeviceState *dev)
{
if (object_dynamic_cast(OBJECT(dev), TYPE_SYS_BUS_DEVICE)) {
return HOTPLUG_HANDLER(machine);
}
return NULL;
}
#define TYPE_E500PLAT_MACHINE MACHINE_TYPE_NAME("ppce500")
static void e500plat_machine_class_init(ObjectClass *oc, void *data)
{
PPCE500MachineClass *pmc = PPCE500_MACHINE_CLASS(oc);
HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc);
MachineClass *mc = MACHINE_CLASS(oc);
mc->get_hotplug_handler = e500plat_machine_get_hotpug_handler;
hc->plug = e500plat_machine_device_plug_cb;
pmc->pci_first_slot = 0x1;
pmc->pci_nr_slots = PCI_SLOT_MAX - 1;
pmc->fixup_devtree = e500plat_fixup_devtree;
pmc->mpic_version = OPENPIC_MODEL_FSL_MPIC_42;
pmc->has_mpc8xxx_gpio = true;
pmc->has_platform_bus = true;
pmc->platform_bus_base = 0xf00000000ULL;
pmc->platform_bus_size = (128ULL * 1024 * 1024);
pmc->platform_bus_first_irq = 5;
pmc->platform_bus_num_irqs = 10;
pmc->ccsrbar_base = 0xFE0000000ULL;
pmc->pci_pio_base = 0xFE1000000ULL;
pmc->pci_mmio_base = 0xC00000000ULL;
pmc->pci_mmio_bus_base = 0xE0000000ULL;
pmc->spin_base = 0xFEF000000ULL;
mc->desc = "generic paravirt e500 platform";
mc->init = e500plat_init;
mc->max_cpus = 32;
mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("e500v2_v30");
machine_class_allow_dynamic_sysbus_dev(mc, TYPE_ETSEC_COMMON);
}
static const TypeInfo e500plat_info = {
.name = TYPE_E500PLAT_MACHINE,
.parent = TYPE_PPCE500_MACHINE,
.class_init = e500plat_machine_class_init,
.interfaces = (InterfaceInfo[]) {
{ TYPE_HOTPLUG_HANDLER },
{ }
}
};
static void e500plat_register_types(void)
{
type_register_static(&e500plat_info);
}
type_init(e500plat_register_types)
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