139 lines
4.1 KiB
C
139 lines
4.1 KiB
C
/*
|
|
* 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"
|
|
#include "hw/pci.h"
|
|
|
|
typedef struct EHCIPCIState {
|
|
PCIDevice pcidev;
|
|
EHCIState ehci;
|
|
} EHCIPCIState;
|
|
|
|
static int usb_ehci_pci_initfn(PCIDevice *dev)
|
|
{
|
|
EHCIPCIState *i = DO_UPCAST(EHCIPCIState, pcidev, dev);
|
|
EHCIState *s = &i->ehci;
|
|
uint8_t *pci_conf = dev->config;
|
|
|
|
pci_set_byte(&pci_conf[PCI_CLASS_PROG], 0x20);
|
|
|
|
/* capabilities pointer */
|
|
pci_set_byte(&pci_conf[PCI_CAPABILITY_LIST], 0x00);
|
|
/* pci_set_byte(&pci_conf[PCI_CAPABILITY_LIST], 0x50); */
|
|
|
|
pci_set_byte(&pci_conf[PCI_INTERRUPT_PIN], 4); /* interrupt pin D */
|
|
pci_set_byte(&pci_conf[PCI_MIN_GNT], 0);
|
|
pci_set_byte(&pci_conf[PCI_MAX_LAT], 0);
|
|
|
|
/* pci_conf[0x50] = 0x01; *//* power management caps */
|
|
|
|
pci_set_byte(&pci_conf[USB_SBRN], USB_RELEASE_2); /* release # (2.1.4) */
|
|
pci_set_byte(&pci_conf[0x61], 0x20); /* frame length adjustment (2.1.5) */
|
|
pci_set_word(&pci_conf[0x62], 0x00); /* port wake up capability (2.1.6) */
|
|
|
|
pci_conf[0x64] = 0x00;
|
|
pci_conf[0x65] = 0x00;
|
|
pci_conf[0x66] = 0x00;
|
|
pci_conf[0x67] = 0x00;
|
|
pci_conf[0x68] = 0x01;
|
|
pci_conf[0x69] = 0x00;
|
|
pci_conf[0x6a] = 0x00;
|
|
pci_conf[0x6b] = 0x00; /* USBLEGSUP */
|
|
pci_conf[0x6c] = 0x00;
|
|
pci_conf[0x6d] = 0x00;
|
|
pci_conf[0x6e] = 0x00;
|
|
pci_conf[0x6f] = 0xc0; /* USBLEFCTLSTS */
|
|
|
|
s->caps[0x09] = 0x68; /* EECP */
|
|
|
|
s->irq = dev->irq[3];
|
|
s->dma = pci_dma_context(dev);
|
|
|
|
s->capsbase = 0x00;
|
|
s->opregbase = 0x20;
|
|
|
|
usb_ehci_initfn(s, DEVICE(dev));
|
|
pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mem);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static Property ehci_pci_properties[] = {
|
|
DEFINE_PROP_UINT32("maxframes", EHCIPCIState, ehci.maxframes, 128),
|
|
DEFINE_PROP_END_OF_LIST(),
|
|
};
|
|
|
|
static const VMStateDescription vmstate_ehci_pci = {
|
|
.name = "ehci",
|
|
.version_id = 2,
|
|
.minimum_version_id = 1,
|
|
.fields = (VMStateField[]) {
|
|
VMSTATE_PCI_DEVICE(pcidev, EHCIPCIState),
|
|
VMSTATE_STRUCT(ehci, EHCIPCIState, 2, vmstate_ehci, EHCIState),
|
|
}
|
|
};
|
|
|
|
static void ehci_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
|
|
|
|
k->init = usb_ehci_pci_initfn;
|
|
k->vendor_id = PCI_VENDOR_ID_INTEL;
|
|
k->device_id = PCI_DEVICE_ID_INTEL_82801D; /* ich4 */
|
|
k->revision = 0x10;
|
|
k->class_id = PCI_CLASS_SERIAL_USB;
|
|
dc->vmsd = &vmstate_ehci;
|
|
dc->props = ehci_pci_properties;
|
|
}
|
|
|
|
static TypeInfo ehci_info = {
|
|
.name = "usb-ehci",
|
|
.parent = TYPE_PCI_DEVICE,
|
|
.instance_size = sizeof(EHCIState),
|
|
.class_init = ehci_class_init,
|
|
};
|
|
|
|
static void ich9_ehci_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
|
|
|
|
k->init = usb_ehci_pci_initfn;
|
|
k->vendor_id = PCI_VENDOR_ID_INTEL;
|
|
k->device_id = PCI_DEVICE_ID_INTEL_82801I_EHCI1;
|
|
k->revision = 0x03;
|
|
k->class_id = PCI_CLASS_SERIAL_USB;
|
|
dc->vmsd = &vmstate_ehci;
|
|
dc->props = ehci_pci_properties;
|
|
}
|
|
|
|
static TypeInfo ich9_ehci_info = {
|
|
.name = "ich9-usb-ehci1",
|
|
.parent = TYPE_PCI_DEVICE,
|
|
.instance_size = sizeof(EHCIState),
|
|
.class_init = ich9_ehci_class_init,
|
|
};
|
|
|
|
static void ehci_pci_register_types(void)
|
|
{
|
|
type_register_static(&ehci_info);
|
|
type_register_static(&ich9_ehci_info);
|
|
}
|
|
|
|
type_init(ehci_pci_register_types)
|