xref: /openbmc/qemu/hw/usb/hcd-xhci-nec.c (revision ffe98631)
1 /*
2  * USB xHCI controller emulation
3  *
4  * Copyright (c) 2011 Securiforest
5  * Date: 2011-05-11 ;  Author: Hector Martin <hector@marcansoft.com>
6  * Based on usb-ohci.c, emulates Renesas NEC USB 3.0
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
20  */
21 
22 #include "qemu/osdep.h"
23 #include "hw/usb.h"
24 #include "qemu/module.h"
25 #include "hw/pci/pci.h"
26 #include "hw/qdev-properties.h"
27 
28 #include "hcd-xhci-pci.h"
29 
30 typedef struct XHCINecState {
31     /*< private >*/
32     XHCIPciState parent_obj;
33     /*< public >*/
34     uint32_t flags;
35     uint32_t intrs;
36     uint32_t slots;
37 } XHCINecState;
38 
39 static Property nec_xhci_properties[] = {
40     DEFINE_PROP_ON_OFF_AUTO("msi", XHCIPciState, msi, ON_OFF_AUTO_AUTO),
41     DEFINE_PROP_ON_OFF_AUTO("msix", XHCIPciState, msix, ON_OFF_AUTO_AUTO),
42     DEFINE_PROP_BIT("superspeed-ports-first", XHCINecState, flags,
43                     XHCI_FLAG_SS_FIRST, true),
44     DEFINE_PROP_BIT("force-pcie-endcap", XHCINecState, flags,
45                     XHCI_FLAG_FORCE_PCIE_ENDCAP, false),
46     DEFINE_PROP_UINT32("intrs", XHCINecState, intrs, XHCI_MAXINTRS),
47     DEFINE_PROP_UINT32("slots", XHCINecState, slots, XHCI_MAXSLOTS),
48     DEFINE_PROP_END_OF_LIST(),
49 };
50 
51 static void nec_xhci_instance_init(Object *obj)
52 {
53     XHCIPciState *pci = XHCI_PCI(obj);
54     XHCINecState *nec = container_of(pci, XHCINecState, parent_obj);
55 
56     pci->xhci.flags    = nec->flags;
57     pci->xhci.numintrs = nec->intrs;
58     pci->xhci.numslots = nec->slots;
59 }
60 
61 static void nec_xhci_class_init(ObjectClass *klass, void *data)
62 {
63     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
64     DeviceClass *dc = DEVICE_CLASS(klass);
65 
66     device_class_set_props(dc, nec_xhci_properties);
67     k->vendor_id    = PCI_VENDOR_ID_NEC;
68     k->device_id    = PCI_DEVICE_ID_NEC_UPD720200;
69     k->revision     = 0x03;
70 }
71 
72 static const TypeInfo nec_xhci_info = {
73     .name          = TYPE_NEC_XHCI,
74     .parent        = TYPE_XHCI_PCI,
75     .instance_size = sizeof(XHCINecState),
76     .instance_init = nec_xhci_instance_init,
77     .class_init    = nec_xhci_class_init,
78 };
79 
80 static void nec_xhci_register_types(void)
81 {
82     type_register_static(&nec_xhci_info);
83 }
84 
85 type_init(nec_xhci_register_types)
86