diff options
author | Gerd Hoffmann <kraxel@redhat.com> | 2012-03-07 14:55:18 +0100 |
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committer | Gerd Hoffmann <kraxel@redhat.com> | 2012-03-13 10:15:32 +0100 |
commit | f1ae32a1ecda8aaff7a355c9030c0d8c363f3a70 (patch) | |
tree | 39edd226fd23a9dfee6d32ee3cf289dfff05132d /hw/usb/dev-hid.c | |
parent | cb72b75824c0362e5cb32eb8796930f29fa36d17 (diff) |
usb: the big rename
Reorganize usb source files. Create a new hw/usb/ directory and move
all usb source code to that place. Also make filenames a bit more
descriptive. Host adapters are prefixed with "hch-" now, usb device
emulations are prefixed with "dev-". Fixup paths Makefile and include
paths to make it compile. No code changes.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/usb/dev-hid.c')
-rw-r--r-- | hw/usb/dev-hid.c | 638 |
1 files changed, 638 insertions, 0 deletions
diff --git a/hw/usb/dev-hid.c b/hw/usb/dev-hid.c new file mode 100644 index 0000000000..f29544d954 --- /dev/null +++ b/hw/usb/dev-hid.c @@ -0,0 +1,638 @@ +/* + * QEMU USB HID devices + * + * Copyright (c) 2005 Fabrice Bellard + * Copyright (c) 2007 OpenMoko, Inc. (andrew@openedhand.com) + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#include "hw/hw.h" +#include "console.h" +#include "hw/usb.h" +#include "hw/usb/desc.h" +#include "qemu-timer.h" +#include "hw/hid.h" + +/* HID interface requests */ +#define GET_REPORT 0xa101 +#define GET_IDLE 0xa102 +#define GET_PROTOCOL 0xa103 +#define SET_REPORT 0x2109 +#define SET_IDLE 0x210a +#define SET_PROTOCOL 0x210b + +/* HID descriptor types */ +#define USB_DT_HID 0x21 +#define USB_DT_REPORT 0x22 +#define USB_DT_PHY 0x23 + +typedef struct USBHIDState { + USBDevice dev; + USBEndpoint *intr; + HIDState hid; +} USBHIDState; + +enum { + STR_MANUFACTURER = 1, + STR_PRODUCT_MOUSE, + STR_PRODUCT_TABLET, + STR_PRODUCT_KEYBOARD, + STR_SERIALNUMBER, + STR_CONFIG_MOUSE, + STR_CONFIG_TABLET, + STR_CONFIG_KEYBOARD, +}; + +static const USBDescStrings desc_strings = { + [STR_MANUFACTURER] = "QEMU " QEMU_VERSION, + [STR_PRODUCT_MOUSE] = "QEMU USB Mouse", + [STR_PRODUCT_TABLET] = "QEMU USB Tablet", + [STR_PRODUCT_KEYBOARD] = "QEMU USB Keyboard", + [STR_SERIALNUMBER] = "42", /* == remote wakeup works */ + [STR_CONFIG_MOUSE] = "HID Mouse", + [STR_CONFIG_TABLET] = "HID Tablet", + [STR_CONFIG_KEYBOARD] = "HID Keyboard", +}; + +static const USBDescIface desc_iface_mouse = { + .bInterfaceNumber = 0, + .bNumEndpoints = 1, + .bInterfaceClass = USB_CLASS_HID, + .bInterfaceSubClass = 0x01, /* boot */ + .bInterfaceProtocol = 0x02, + .ndesc = 1, + .descs = (USBDescOther[]) { + { + /* HID descriptor */ + .data = (uint8_t[]) { + 0x09, /* u8 bLength */ + USB_DT_HID, /* u8 bDescriptorType */ + 0x01, 0x00, /* u16 HID_class */ + 0x00, /* u8 country_code */ + 0x01, /* u8 num_descriptors */ + USB_DT_REPORT, /* u8 type: Report */ + 52, 0, /* u16 len */ + }, + }, + }, + .eps = (USBDescEndpoint[]) { + { + .bEndpointAddress = USB_DIR_IN | 0x01, + .bmAttributes = USB_ENDPOINT_XFER_INT, + .wMaxPacketSize = 4, + .bInterval = 0x0a, + }, + }, +}; + +static const USBDescIface desc_iface_tablet = { + .bInterfaceNumber = 0, + .bNumEndpoints = 1, + .bInterfaceClass = USB_CLASS_HID, + .bInterfaceProtocol = 0x02, + .ndesc = 1, + .descs = (USBDescOther[]) { + { + /* HID descriptor */ + .data = (uint8_t[]) { + 0x09, /* u8 bLength */ + USB_DT_HID, /* u8 bDescriptorType */ + 0x01, 0x00, /* u16 HID_class */ + 0x00, /* u8 country_code */ + 0x01, /* u8 num_descriptors */ + USB_DT_REPORT, /* u8 type: Report */ + 74, 0, /* u16 len */ + }, + }, + }, + .eps = (USBDescEndpoint[]) { + { + .bEndpointAddress = USB_DIR_IN | 0x01, + .bmAttributes = USB_ENDPOINT_XFER_INT, + .wMaxPacketSize = 8, + .bInterval = 0x0a, + }, + }, +}; + +static const USBDescIface desc_iface_keyboard = { + .bInterfaceNumber = 0, + .bNumEndpoints = 1, + .bInterfaceClass = USB_CLASS_HID, + .bInterfaceSubClass = 0x01, /* boot */ + .bInterfaceProtocol = 0x01, /* keyboard */ + .ndesc = 1, + .descs = (USBDescOther[]) { + { + /* HID descriptor */ + .data = (uint8_t[]) { + 0x09, /* u8 bLength */ + USB_DT_HID, /* u8 bDescriptorType */ + 0x11, 0x01, /* u16 HID_class */ + 0x00, /* u8 country_code */ + 0x01, /* u8 num_descriptors */ + USB_DT_REPORT, /* u8 type: Report */ + 0x3f, 0, /* u16 len */ + }, + }, + }, + .eps = (USBDescEndpoint[]) { + { + .bEndpointAddress = USB_DIR_IN | 0x01, + .bmAttributes = USB_ENDPOINT_XFER_INT, + .wMaxPacketSize = 8, + .bInterval = 0x0a, + }, + }, +}; + +static const USBDescDevice desc_device_mouse = { + .bcdUSB = 0x0100, + .bMaxPacketSize0 = 8, + .bNumConfigurations = 1, + .confs = (USBDescConfig[]) { + { + .bNumInterfaces = 1, + .bConfigurationValue = 1, + .iConfiguration = STR_CONFIG_MOUSE, + .bmAttributes = 0xa0, + .bMaxPower = 50, + .nif = 1, + .ifs = &desc_iface_mouse, + }, + }, +}; + +static const USBDescDevice desc_device_tablet = { + .bcdUSB = 0x0100, + .bMaxPacketSize0 = 8, + .bNumConfigurations = 1, + .confs = (USBDescConfig[]) { + { + .bNumInterfaces = 1, + .bConfigurationValue = 1, + .iConfiguration = STR_CONFIG_TABLET, + .bmAttributes = 0xa0, + .bMaxPower = 50, + .nif = 1, + .ifs = &desc_iface_tablet, + }, + }, +}; + +static const USBDescDevice desc_device_keyboard = { + .bcdUSB = 0x0100, + .bMaxPacketSize0 = 8, + .bNumConfigurations = 1, + .confs = (USBDescConfig[]) { + { + .bNumInterfaces = 1, + .bConfigurationValue = 1, + .iConfiguration = STR_CONFIG_KEYBOARD, + .bmAttributes = 0xa0, + .bMaxPower = 50, + .nif = 1, + .ifs = &desc_iface_keyboard, + }, + }, +}; + +static const USBDesc desc_mouse = { + .id = { + .idVendor = 0x0627, + .idProduct = 0x0001, + .bcdDevice = 0, + .iManufacturer = STR_MANUFACTURER, + .iProduct = STR_PRODUCT_MOUSE, + .iSerialNumber = STR_SERIALNUMBER, + }, + .full = &desc_device_mouse, + .str = desc_strings, +}; + +static const USBDesc desc_tablet = { + .id = { + .idVendor = 0x0627, + .idProduct = 0x0001, + .bcdDevice = 0, + .iManufacturer = STR_MANUFACTURER, + .iProduct = STR_PRODUCT_TABLET, + .iSerialNumber = STR_SERIALNUMBER, + }, + .full = &desc_device_tablet, + .str = desc_strings, +}; + +static const USBDesc desc_keyboard = { + .id = { + .idVendor = 0x0627, + .idProduct = 0x0001, + .bcdDevice = 0, + .iManufacturer = STR_MANUFACTURER, + .iProduct = STR_PRODUCT_KEYBOARD, + .iSerialNumber = STR_SERIALNUMBER, + }, + .full = &desc_device_keyboard, + .str = desc_strings, +}; + +static const uint8_t qemu_mouse_hid_report_descriptor[] = { + 0x05, 0x01, /* Usage Page (Generic Desktop) */ + 0x09, 0x02, /* Usage (Mouse) */ + 0xa1, 0x01, /* Collection (Application) */ + 0x09, 0x01, /* Usage (Pointer) */ + 0xa1, 0x00, /* Collection (Physical) */ + 0x05, 0x09, /* Usage Page (Button) */ + 0x19, 0x01, /* Usage Minimum (1) */ + 0x29, 0x03, /* Usage Maximum (3) */ + 0x15, 0x00, /* Logical Minimum (0) */ + 0x25, 0x01, /* Logical Maximum (1) */ + 0x95, 0x03, /* Report Count (3) */ + 0x75, 0x01, /* Report Size (1) */ + 0x81, 0x02, /* Input (Data, Variable, Absolute) */ + 0x95, 0x01, /* Report Count (1) */ + 0x75, 0x05, /* Report Size (5) */ + 0x81, 0x01, /* Input (Constant) */ + 0x05, 0x01, /* Usage Page (Generic Desktop) */ + 0x09, 0x30, /* Usage (X) */ + 0x09, 0x31, /* Usage (Y) */ + 0x09, 0x38, /* Usage (Wheel) */ + 0x15, 0x81, /* Logical Minimum (-0x7f) */ + 0x25, 0x7f, /* Logical Maximum (0x7f) */ + 0x75, 0x08, /* Report Size (8) */ + 0x95, 0x03, /* Report Count (3) */ + 0x81, 0x06, /* Input (Data, Variable, Relative) */ + 0xc0, /* End Collection */ + 0xc0, /* End Collection */ +}; + +static const uint8_t qemu_tablet_hid_report_descriptor[] = { + 0x05, 0x01, /* Usage Page (Generic Desktop) */ + 0x09, 0x01, /* Usage (Pointer) */ + 0xa1, 0x01, /* Collection (Application) */ + 0x09, 0x01, /* Usage (Pointer) */ + 0xa1, 0x00, /* Collection (Physical) */ + 0x05, 0x09, /* Usage Page (Button) */ + 0x19, 0x01, /* Usage Minimum (1) */ + 0x29, 0x03, /* Usage Maximum (3) */ + 0x15, 0x00, /* Logical Minimum (0) */ + 0x25, 0x01, /* Logical Maximum (1) */ + 0x95, 0x03, /* Report Count (3) */ + 0x75, 0x01, /* Report Size (1) */ + 0x81, 0x02, /* Input (Data, Variable, Absolute) */ + 0x95, 0x01, /* Report Count (1) */ + 0x75, 0x05, /* Report Size (5) */ + 0x81, 0x01, /* Input (Constant) */ + 0x05, 0x01, /* Usage Page (Generic Desktop) */ + 0x09, 0x30, /* Usage (X) */ + 0x09, 0x31, /* Usage (Y) */ + 0x15, 0x00, /* Logical Minimum (0) */ + 0x26, 0xff, 0x7f, /* Logical Maximum (0x7fff) */ + 0x35, 0x00, /* Physical Minimum (0) */ + 0x46, 0xff, 0x7f, /* Physical Maximum (0x7fff) */ + 0x75, 0x10, /* Report Size (16) */ + 0x95, 0x02, /* Report Count (2) */ + 0x81, 0x02, /* Input (Data, Variable, Absolute) */ + 0x05, 0x01, /* Usage Page (Generic Desktop) */ + 0x09, 0x38, /* Usage (Wheel) */ + 0x15, 0x81, /* Logical Minimum (-0x7f) */ + 0x25, 0x7f, /* Logical Maximum (0x7f) */ + 0x35, 0x00, /* Physical Minimum (same as logical) */ + 0x45, 0x00, /* Physical Maximum (same as logical) */ + 0x75, 0x08, /* Report Size (8) */ + 0x95, 0x01, /* Report Count (1) */ + 0x81, 0x06, /* Input (Data, Variable, Relative) */ + 0xc0, /* End Collection */ + 0xc0, /* End Collection */ +}; + +static const uint8_t qemu_keyboard_hid_report_descriptor[] = { + 0x05, 0x01, /* Usage Page (Generic Desktop) */ + 0x09, 0x06, /* Usage (Keyboard) */ + 0xa1, 0x01, /* Collection (Application) */ + 0x75, 0x01, /* Report Size (1) */ + 0x95, 0x08, /* Report Count (8) */ + 0x05, 0x07, /* Usage Page (Key Codes) */ + 0x19, 0xe0, /* Usage Minimum (224) */ + 0x29, 0xe7, /* Usage Maximum (231) */ + 0x15, 0x00, /* Logical Minimum (0) */ + 0x25, 0x01, /* Logical Maximum (1) */ + 0x81, 0x02, /* Input (Data, Variable, Absolute) */ + 0x95, 0x01, /* Report Count (1) */ + 0x75, 0x08, /* Report Size (8) */ + 0x81, 0x01, /* Input (Constant) */ + 0x95, 0x05, /* Report Count (5) */ + 0x75, 0x01, /* Report Size (1) */ + 0x05, 0x08, /* Usage Page (LEDs) */ + 0x19, 0x01, /* Usage Minimum (1) */ + 0x29, 0x05, /* Usage Maximum (5) */ + 0x91, 0x02, /* Output (Data, Variable, Absolute) */ + 0x95, 0x01, /* Report Count (1) */ + 0x75, 0x03, /* Report Size (3) */ + 0x91, 0x01, /* Output (Constant) */ + 0x95, 0x06, /* Report Count (6) */ + 0x75, 0x08, /* Report Size (8) */ + 0x15, 0x00, /* Logical Minimum (0) */ + 0x25, 0xff, /* Logical Maximum (255) */ + 0x05, 0x07, /* Usage Page (Key Codes) */ + 0x19, 0x00, /* Usage Minimum (0) */ + 0x29, 0xff, /* Usage Maximum (255) */ + 0x81, 0x00, /* Input (Data, Array) */ + 0xc0, /* End Collection */ +}; + +static void usb_hid_changed(HIDState *hs) +{ + USBHIDState *us = container_of(hs, USBHIDState, hid); + + usb_wakeup(us->intr); +} + +static void usb_hid_handle_reset(USBDevice *dev) +{ + USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); + + hid_reset(&us->hid); +} + +static int usb_hid_handle_control(USBDevice *dev, USBPacket *p, + int request, int value, int index, int length, uint8_t *data) +{ + USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); + HIDState *hs = &us->hid; + int ret; + + ret = usb_desc_handle_control(dev, p, request, value, index, length, data); + if (ret >= 0) { + return ret; + } + + ret = 0; + switch (request) { + /* hid specific requests */ + case InterfaceRequest | USB_REQ_GET_DESCRIPTOR: + switch (value >> 8) { + case 0x22: + if (hs->kind == HID_MOUSE) { + memcpy(data, qemu_mouse_hid_report_descriptor, + sizeof(qemu_mouse_hid_report_descriptor)); + ret = sizeof(qemu_mouse_hid_report_descriptor); + } else if (hs->kind == HID_TABLET) { + memcpy(data, qemu_tablet_hid_report_descriptor, + sizeof(qemu_tablet_hid_report_descriptor)); + ret = sizeof(qemu_tablet_hid_report_descriptor); + } else if (hs->kind == HID_KEYBOARD) { + memcpy(data, qemu_keyboard_hid_report_descriptor, + sizeof(qemu_keyboard_hid_report_descriptor)); + ret = sizeof(qemu_keyboard_hid_report_descriptor); + } + break; + default: + goto fail; + } + break; + case GET_REPORT: + if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { + ret = hid_pointer_poll(hs, data, length); + } else if (hs->kind == HID_KEYBOARD) { + ret = hid_keyboard_poll(hs, data, length); + } + break; + case SET_REPORT: + if (hs->kind == HID_KEYBOARD) { + ret = hid_keyboard_write(hs, data, length); + } else { + goto fail; + } + break; + case GET_PROTOCOL: + if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) { + goto fail; + } + ret = 1; + data[0] = hs->protocol; + break; + case SET_PROTOCOL: + if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) { + goto fail; + } + ret = 0; + hs->protocol = value; + break; + case GET_IDLE: + ret = 1; + data[0] = hs->idle; + break; + case SET_IDLE: + hs->idle = (uint8_t) (value >> 8); + hid_set_next_idle(hs, qemu_get_clock_ns(vm_clock)); + if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { + hid_pointer_activate(hs); + } + ret = 0; + break; + default: + fail: + ret = USB_RET_STALL; + break; + } + return ret; +} + +static int usb_hid_handle_data(USBDevice *dev, USBPacket *p) +{ + USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); + HIDState *hs = &us->hid; + uint8_t buf[p->iov.size]; + int ret = 0; + + switch (p->pid) { + case USB_TOKEN_IN: + if (p->ep->nr == 1) { + int64_t curtime = qemu_get_clock_ns(vm_clock); + if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { + hid_pointer_activate(hs); + } + if (!hid_has_events(hs) && + (!hs->idle || hs->next_idle_clock - curtime > 0)) { + return USB_RET_NAK; + } + hid_set_next_idle(hs, curtime); + if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { + ret = hid_pointer_poll(hs, buf, p->iov.size); + } else if (hs->kind == HID_KEYBOARD) { + ret = hid_keyboard_poll(hs, buf, p->iov.size); + } + usb_packet_copy(p, buf, ret); + } else { + goto fail; + } + break; + case USB_TOKEN_OUT: + default: + fail: + ret = USB_RET_STALL; + break; + } + return ret; +} + +static void usb_hid_handle_destroy(USBDevice *dev) +{ + USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); + + hid_free(&us->hid); +} + +static int usb_hid_initfn(USBDevice *dev, int kind) +{ + USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); + + usb_desc_init(dev); + us->intr = usb_ep_get(dev, USB_TOKEN_IN, 1); + hid_init(&us->hid, kind, usb_hid_changed); + return 0; +} + +static int usb_tablet_initfn(USBDevice *dev) +{ + return usb_hid_initfn(dev, HID_TABLET); +} + +static int usb_mouse_initfn(USBDevice *dev) +{ + return usb_hid_initfn(dev, HID_MOUSE); +} + +static int usb_keyboard_initfn(USBDevice *dev) +{ + return usb_hid_initfn(dev, HID_KEYBOARD); +} + +static int usb_ptr_post_load(void *opaque, int version_id) +{ + USBHIDState *s = opaque; + + if (s->dev.remote_wakeup) { + hid_pointer_activate(&s->hid); + } + return 0; +} + +static const VMStateDescription vmstate_usb_ptr = { + .name = "usb-ptr", + .version_id = 1, + .minimum_version_id = 1, + .post_load = usb_ptr_post_load, + .fields = (VMStateField []) { + VMSTATE_USB_DEVICE(dev, USBHIDState), + VMSTATE_HID_POINTER_DEVICE(hid, USBHIDState), + VMSTATE_END_OF_LIST() + } +}; + +static const VMStateDescription vmstate_usb_kbd = { + .name = "usb-kbd", + .version_id = 1, + .minimum_version_id = 1, + .fields = (VMStateField []) { + VMSTATE_USB_DEVICE(dev, USBHIDState), + VMSTATE_HID_KEYBOARD_DEVICE(hid, USBHIDState), + VMSTATE_END_OF_LIST() + } +}; + +static void usb_hid_class_initfn(ObjectClass *klass, void *data) +{ + USBDeviceClass *uc = USB_DEVICE_CLASS(klass); + + uc->handle_reset = usb_hid_handle_reset; + uc->handle_control = usb_hid_handle_control; + uc->handle_data = usb_hid_handle_data; + uc->handle_destroy = usb_hid_handle_destroy; +} + +static void usb_tablet_class_initfn(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + USBDeviceClass *uc = USB_DEVICE_CLASS(klass); + + usb_hid_class_initfn(klass, data); + uc->init = usb_tablet_initfn; + uc->product_desc = "QEMU USB Tablet"; + uc->usb_desc = &desc_tablet; + dc->vmsd = &vmstate_usb_ptr; +} + +static TypeInfo usb_tablet_info = { + .name = "usb-tablet", + .parent = TYPE_USB_DEVICE, + .instance_size = sizeof(USBHIDState), + .class_init = usb_tablet_class_initfn, +}; + +static void usb_mouse_class_initfn(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + USBDeviceClass *uc = USB_DEVICE_CLASS(klass); + + usb_hid_class_initfn(klass, data); + uc->init = usb_mouse_initfn; + uc->product_desc = "QEMU USB Mouse"; + uc->usb_desc = &desc_mouse; + dc->vmsd = &vmstate_usb_ptr; +} + +static TypeInfo usb_mouse_info = { + .name = "usb-mouse", + .parent = TYPE_USB_DEVICE, + .instance_size = sizeof(USBHIDState), + .class_init = usb_mouse_class_initfn, +}; + +static void usb_keyboard_class_initfn(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + USBDeviceClass *uc = USB_DEVICE_CLASS(klass); + + usb_hid_class_initfn(klass, data); + uc->init = usb_keyboard_initfn; + uc->product_desc = "QEMU USB Keyboard"; + uc->usb_desc = &desc_keyboard; + dc->vmsd = &vmstate_usb_kbd; +} + +static TypeInfo usb_keyboard_info = { + .name = "usb-kbd", + .parent = TYPE_USB_DEVICE, + .instance_size = sizeof(USBHIDState), + .class_init = usb_keyboard_class_initfn, +}; + +static void usb_hid_register_types(void) +{ + type_register_static(&usb_tablet_info); + usb_legacy_register("usb-tablet", "tablet", NULL); + type_register_static(&usb_mouse_info); + usb_legacy_register("usb-mouse", "mouse", NULL); + type_register_static(&usb_keyboard_info); + usb_legacy_register("usb-kbd", "keyboard", NULL); +} + +type_init(usb_hid_register_types) |