qemu-e2k/hw/usb/hcd-ehci-sysbus.c

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/*
* QEMU USB EHCI Emulation
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or(at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "hw/usb/hcd-ehci.h"
static const VMStateDescription vmstate_ehci_sysbus = {
.name = "ehci-sysbus",
.version_id = 2,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_STRUCT(ehci, EHCISysBusState, 2, vmstate_ehci, EHCIState),
VMSTATE_END_OF_LIST()
}
};
static Property ehci_sysbus_properties[] = {
DEFINE_PROP_UINT32("maxframes", EHCISysBusState, ehci.maxframes, 128),
DEFINE_PROP_END_OF_LIST(),
};
static int usb_ehci_sysbus_initfn(SysBusDevice *dev)
{
EHCISysBusState *i = SYS_BUS_EHCI(dev);
SysBusEHCIClass *sec = SYS_BUS_EHCI_GET_CLASS(dev);
EHCIState *s = &i->ehci;
s->capsbase = sec->capsbase;
s->opregbase = sec->opregbase;
s->dma = &dma_context_memory;
usb_ehci_initfn(s, DEVICE(dev));
sysbus_init_irq(dev, &s->irq);
sysbus_init_mmio(dev, &s->mem);
return 0;
}
static void ehci_sysbus_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
k->init = usb_ehci_sysbus_initfn;
dc->vmsd = &vmstate_ehci_sysbus;
dc->props = ehci_sysbus_properties;
}
static const TypeInfo ehci_type_info = {
.name = TYPE_SYS_BUS_EHCI,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(EHCISysBusState),
.abstract = true,
.class_init = ehci_sysbus_class_init,
.class_size = sizeof(SysBusEHCIClass),
};
static void ehci_xlnx_class_init(ObjectClass *oc, void *data)
{
SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(oc);
sec->capsbase = 0x100;
sec->opregbase = 0x140;
}
static const TypeInfo ehci_xlnx_type_info = {
.name = "xlnx,ps7-usb",
.parent = TYPE_SYS_BUS_EHCI,
.class_init = ehci_xlnx_class_init,
};
static void ehci_exynos4210_class_init(ObjectClass *oc, void *data)
{
SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(oc);
sec->capsbase = 0x0;
sec->opregbase = 0x10;
}
static const TypeInfo ehci_exynos4210_type_info = {
.name = TYPE_EXYNOS4210_EHCI,
.parent = TYPE_SYS_BUS_EHCI,
.class_init = ehci_exynos4210_class_init,
};
static void ehci_sysbus_register_types(void)
{
type_register_static(&ehci_type_info);
type_register_static(&ehci_xlnx_type_info);
type_register_static(&ehci_exynos4210_type_info);
}
type_init(ehci_sysbus_register_types)