From 0719b077e2ba550a44e830e55caa30eb84373612 Mon Sep 17 00:00:00 2001 From: Peter Wu Date: Tue, 11 Mar 2014 11:16:39 +0100 Subject: unifying: WIP for Logitech Unifying Receiver emulation Based on hw/usb/dev-wacom.c --- hw/usb/dev-unifying.c | 668 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 668 insertions(+) create mode 100644 hw/usb/dev-unifying.c (limited to 'hw/usb/dev-unifying.c') diff --git a/hw/usb/dev-unifying.c b/hw/usb/dev-unifying.c new file mode 100644 index 0000000000..9e79ac7f7a --- /dev/null +++ b/hw/usb/dev-unifying.c @@ -0,0 +1,668 @@ +/* + * Logitech Unifying recever emulation. + * + * Copyright (c) 2014 Peter Wu + * + * Based on: hw/usb/dev-wacom.c: + * Copyright (c) 2006 Openedhand Ltd. + * Author: Andrzej Zaborowski + * + * Based on hw/usb-hid.c: + * Copyright (c) 2005 Fabrice Bellard + * + * 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 "ui/console.h" +#include "hw/usb.h" +#include "hw/usb/desc.h" + +#if 0 +/* Interface requests */ +#define LTUNIFY_GET_REPORT 0x2101 +#define LTUNIFY_SET_REPORT 0x2109 + +/* HID interface requests */ +#define HID_GET_REPORT 0xa101 +#define HID_GET_IDLE 0xa102 +#define HID_GET_PROTOCOL 0xa103 +#define HID_SET_IDLE 0x210a +#define HID_SET_PROTOCOL 0x210b + +#endif +typedef struct USBLtunifyState { + USBDevice dev; + USBEndpoint *intr; +#if 0 + QEMUPutMouseEntry *eh_entry; + int dx, dy, dz, buttons_state; + int x, y; + int mouse_grabbed; + enum { + LTUNIFY_MODE_HID = 1, + LTUNIFY_MODE_LTUNIFY = 2, + } mode; + uint8_t idle; + int changed; +#endif +} USBLtunifyState; + +/* descriptors are retrieved with usbhid-dump (need to unbind interfaces from + * usbhid) and prettified with hidrd 0.2 */ + +/* keyboard */ +static const uint8_t iface0_hid_report_descriptor[] = { + 0x05, 0x01, /* Usage Page (Desktop), */ + 0x09, 0x06, /* Usage (Keyboard), */ + 0xA1, 0x01, /* Collection (Application), */ + 0x05, 0x07, /* Usage Page (Keyboard), */ + 0x19, 0xE0, /* Usage Minimum (KB Leftcontrol), */ + 0x29, 0xE7, /* Usage Maximum (KB Right GUI), */ + 0x15, 0x00, /* Logical Minimum (0), */ + 0x25, 0x01, /* Logical Maximum (1), */ + 0x75, 0x01, /* Report Size (1), */ + 0x95, 0x08, /* Report Count (8), */ + 0x81, 0x02, /* Input (Variable), */ + 0x81, 0x03, /* Input (Constant, Variable), */ + 0x95, 0x05, /* Report Count (5), */ + 0x05, 0x08, /* Usage Page (LED), */ + 0x19, 0x01, /* Usage Minimum (01h), */ + 0x29, 0x05, /* Usage Maximum (05h), */ + 0x91, 0x02, /* Output (Variable), */ + 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), */ + 0x26, 0xA4, 0x00, /* Logical Maximum (164), */ + 0x05, 0x07, /* Usage Page (Keyboard), */ + 0x19, 0x00, /* Usage Minimum (None), */ + 0x2A, 0xA4, 0x00, /* Usage Maximum (KB ExSel), */ + 0x81, 0x00, /* Input, */ + 0xC0 /* End Collection */ +}; + +/* mouse, multimedia, power, media center */ +static const uint8_t iface1_hid_report_descriptor[] = { + 0x05, 0x01, /* Usage Page (Desktop), */ + 0x09, 0x02, /* Usage (Mouse), */ + 0xA1, 0x01, /* Collection (Application), */ + 0x85, 0x02, /* Report ID (2), */ + 0x09, 0x01, /* Usage (Pointer), */ + 0xA1, 0x00, /* Collection (Physical), */ + 0x05, 0x09, /* Usage Page (Button), */ + 0x19, 0x01, /* Usage Minimum (01h), */ + 0x29, 0x10, /* Usage Maximum (10h), */ + 0x15, 0x00, /* Logical Minimum (0), */ + 0x25, 0x01, /* Logical Maximum (1), */ + 0x95, 0x10, /* Report Count (16), */ + 0x75, 0x01, /* Report Size (1), */ + 0x81, 0x02, /* Input (Variable), */ + 0x05, 0x01, /* Usage Page (Desktop), */ + 0x16, 0x01, 0xF8, /* Logical Minimum (-2047), */ + 0x26, 0xFF, 0x07, /* Logical Maximum (2047), */ + 0x75, 0x0C, /* Report Size (12), */ + 0x95, 0x02, /* Report Count (2), */ + 0x09, 0x30, /* Usage (X), */ + 0x09, 0x31, /* Usage (Y), */ + 0x81, 0x06, /* Input (Variable, Relative), */ + 0x15, 0x81, /* Logical Minimum (-127), */ + 0x25, 0x7F, /* Logical Maximum (127), */ + 0x75, 0x08, /* Report Size (8), */ + 0x95, 0x01, /* Report Count (1), */ + 0x09, 0x38, /* Usage (Wheel), */ + 0x81, 0x06, /* Input (Variable, Relative), */ + 0x05, 0x0C, /* Usage Page (Consumer), */ + 0x0A, 0x38, 0x02, /* Usage (AC Pan), */ + 0x95, 0x01, /* Report Count (1), */ + 0x81, 0x06, /* Input (Variable, Relative), */ + 0xC0, /* End Collection, */ + 0xC0, /* End Collection, */ + 0x05, 0x0C, /* Usage Page (Consumer), */ + 0x09, 0x01, /* Usage (Consumer Control), */ + 0xA1, 0x01, /* Collection (Application), */ + 0x85, 0x03, /* Report ID (3), */ + 0x75, 0x10, /* Report Size (16), */ + 0x95, 0x02, /* Report Count (2), */ + 0x15, 0x01, /* Logical Minimum (1), */ + 0x26, 0x8C, 0x02, /* Logical Maximum (652), */ + 0x19, 0x01, /* Usage Minimum (Consumer Control), */ + 0x2A, 0x8C, 0x02, /* Usage Maximum (AC Send), */ + 0x81, 0x00, /* Input, */ + 0xC0, /* End Collection, */ + 0x05, 0x01, /* Usage Page (Desktop), */ + 0x09, 0x80, /* Usage (Sys Control), */ + 0xA1, 0x01, /* Collection (Application), */ + 0x85, 0x04, /* Report ID (4), */ + 0x75, 0x02, /* Report Size (2), */ + 0x95, 0x01, /* Report Count (1), */ + 0x15, 0x01, /* Logical Minimum (1), */ + 0x25, 0x03, /* Logical Maximum (3), */ + 0x09, 0x82, /* Usage (Sys Sleep), */ + 0x09, 0x81, /* Usage (Sys Power Down), */ + 0x09, 0x83, /* Usage (Sys Wake Up), */ + 0x81, 0x60, /* Input (No Preferred, Null State), */ + 0x75, 0x06, /* Report Size (6), */ + 0x81, 0x03, /* Input (Constant, Variable), */ + 0xC0, /* End Collection, */ + 0x06, 0xBC, 0xFF, /* Usage Page (FFBCh), */ + 0x09, 0x88, /* Usage (88h), */ + 0xA1, 0x01, /* Collection (Application), */ + 0x85, 0x08, /* Report ID (8), */ + 0x19, 0x01, /* Usage Minimum (01h), */ + 0x29, 0xFF, /* Usage Maximum (FFh), */ + 0x15, 0x01, /* Logical Minimum (1), */ + 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ + 0x75, 0x08, /* Report Size (8), */ + 0x95, 0x01, /* Report Count (1), */ + 0x81, 0x00, /* Input, */ + 0xC0 /* End Collection */ +}; + +/* vendor specific: short HID++, long HID++, DJ */ +static const uint8_t iface2_hid_report_descriptor[] = { + 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */ + 0x09, 0x01, /* Usage (01h), */ + 0xA1, 0x01, /* Collection (Application), */ + 0x85, 0x10, /* Report ID (16), */ + 0x75, 0x08, /* Report Size (8), */ + 0x95, 0x06, /* Report Count (6), */ + 0x15, 0x00, /* Logical Minimum (0), */ + 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ + 0x09, 0x01, /* Usage (01h), */ + 0x81, 0x00, /* Input, */ + 0x09, 0x01, /* Usage (01h), */ + 0x91, 0x00, /* Output, */ + 0xC0, /* End Collection, */ + 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */ + 0x09, 0x02, /* Usage (02h), */ + 0xA1, 0x01, /* Collection (Application), */ + 0x85, 0x11, /* Report ID (17), */ + 0x75, 0x08, /* Report Size (8), */ + 0x95, 0x13, /* Report Count (19), */ + 0x15, 0x00, /* Logical Minimum (0), */ + 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ + 0x09, 0x02, /* Usage (02h), */ + 0x81, 0x00, /* Input, */ + 0x09, 0x02, /* Usage (02h), */ + 0x91, 0x00, /* Output, */ + 0xC0, /* End Collection, */ + 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */ + 0x09, 0x04, /* Usage (04h), */ + 0xA1, 0x01, /* Collection (Application), */ + 0x85, 0x20, /* Report ID (32), */ + 0x75, 0x08, /* Report Size (8), */ + 0x95, 0x0E, /* Report Count (14), */ + 0x15, 0x00, /* Logical Minimum (0), */ + 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ + 0x09, 0x41, /* Usage (41h), */ + 0x81, 0x00, /* Input, */ + 0x09, 0x41, /* Usage (41h), */ + 0x91, 0x00, /* Output, */ + 0x85, 0x21, /* Report ID (33), */ + 0x95, 0x1F, /* Report Count (31), */ + 0x15, 0x00, /* Logical Minimum (0), */ + 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ + 0x09, 0x42, /* Usage (42h), */ + 0x81, 0x00, /* Input, */ + 0x09, 0x42, /* Usage (42h), */ + 0x91, 0x00, /* Output, */ + 0xC0 /* End Collection */ +}; + +enum { + STR_MANUFACTURER = 1, + STR_PRODUCT = 2, + /* string descriptor 3 is not defined */ + STR_CONFIG_FULL = 4, +}; + +static const USBDescStrings desc_strings = { + [STR_MANUFACTURER] = "Logitech", + [STR_PRODUCT] = "USB Receiver", + // Other string: RQR24.00_B0018, bcdDevice = 24.00, bMaxPacketSize0 = 32 + [STR_CONFIG_FULL] = "RQR12.01_B0019", +}; + +static const USBDescIface desc_iface_ltunify[] = { + { + /* DJ disabled: keyboard, DJ enabled: unused */ + .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 */ + 0x21, /* u8 bDescriptorType */ + 0x11, 0x01, /* u16 HID_class */ + 0x00, /* u8 country_code */ + 0x01, /* u8 num_descriptors */ + 0x22, /* u8 type: Report */ + 59, 0, /* u16 len */ + }, + }, + }, + .eps = (USBDescEndpoint[]) { + { + .bEndpointAddress = USB_DIR_IN | 0x01, + .bmAttributes = USB_ENDPOINT_XFER_INT, + .wMaxPacketSize = 8, + .bInterval = 8, + }, + }, + },{ + /* DJ disabled: mouse, multimedia, power, media center. DJ enabled: + * unused */ + .bInterfaceNumber = 1, + .bNumEndpoints = 1, + .bInterfaceClass = USB_CLASS_HID, + .bInterfaceSubClass = 0x01, /* boot */ + .bInterfaceProtocol = 0x02, /* Mouse */ + .ndesc = 1, + .descs = (USBDescOther[]) { + { + /* HID descriptor */ + .data = (uint8_t[]) { + 0x09, /* u8 bLength */ + 0x21, /* u8 bDescriptorType */ + 0x11, 0x01, /* u16 HID_class */ + 0x00, /* u8 country_code */ + 0x01, /* u8 num_descriptors */ + 0x22, /* u8 type: Report */ + 148, 0, /* u16 len */ + }, + }, + }, + .eps = (USBDescEndpoint[]) { + { + .bEndpointAddress = USB_DIR_IN | 0x02, + .bmAttributes = USB_ENDPOINT_XFER_INT, + .wMaxPacketSize = 8, + .bInterval = 2, + }, + }, + },{ + /* Short HID++, Long HID++, DJ (if enabled) */ + .bInterfaceNumber = 2, + .bNumEndpoints = 1, + .bInterfaceClass = USB_CLASS_HID, + .bInterfaceSubClass = 0x00, /* No Subclass */ + .bInterfaceProtocol = 0x00, /* None */ + .ndesc = 1, + .descs = (USBDescOther[]) { + { + /* HID descriptor */ + .data = (uint8_t[]) { + 0x09, /* u8 bLength */ + 0x21, /* u8 bDescriptorType */ + 0x11, 0x01, /* u16 HID_class */ + 0x00, /* u8 country_code */ + 0x01, /* u8 num_descriptors */ + 0x22, /* u8 type: Report */ + 98, 0, /* u16 len */ + }, + }, + }, + .eps = (USBDescEndpoint[]) { + { + .bEndpointAddress = USB_DIR_IN | 0x03, + .bmAttributes = USB_ENDPOINT_XFER_INT, + .wMaxPacketSize = 0x20, + .bInterval = 2, + }, + }, + }, +}; + +static const USBDescDevice desc_device_ltunify = { + .bcdUSB = 0x0200, + .bMaxPacketSize0 = 8, + .bNumConfigurations = 1, + .confs = (USBDescConfig[]) { + { + .bNumInterfaces = 3, + .bConfigurationValue = 1, + .iConfiguration = STR_CONFIG_FULL, + // TODO: USB_CFG_ATT_WAKEUP is reported, but how to handle it? + .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP, + .bMaxPower = 49, /* 98 mA */ + .nif = ARRAY_SIZE(desc_iface_ltunify), + .ifs = desc_iface_ltunify, + }, + }, +}; + +static const USBDesc desc_ltunify = { + .id = { + .idVendor = 0x046d, + .idProduct = 0xc52b, + .bcdDevice = 0x1201, + .iManufacturer = STR_MANUFACTURER, + .iProduct = STR_PRODUCT, + .iSerialNumber = 0, /* device does not have such a serial number */ + }, + .full = &desc_device_ltunify, + .str = desc_strings, +}; + +#if 0 +static void usb_mouse_event(void *opaque, + int dx1, int dy1, int dz1, int buttons_state) +{ + USBLtunifyState *s = opaque; + + s->dx += dx1; + s->dy += dy1; + s->dz += dz1; + s->buttons_state = buttons_state; + s->changed = 1; + usb_wakeup(s->intr, 0); +} + +static void usb_ltunify_event(void *opaque, + int x, int y, int dz, int buttons_state) +{ + USBLtunifyState *s = opaque; + + /* scale to Penpartner resolution */ + s->x = (x * 5040 / 0x7FFF); + s->y = (y * 3780 / 0x7FFF); + s->dz += dz; + s->buttons_state = buttons_state; + s->changed = 1; + usb_wakeup(s->intr, 0); +} + +static inline int int_clamp(int val, int vmin, int vmax) +{ + if (val < vmin) + return vmin; + else if (val > vmax) + return vmax; + else + return val; +} + +static int usb_mouse_poll(USBLtunifyState *s, uint8_t *buf, int len) +{ + int dx, dy, dz, b, l; + + if (!s->mouse_grabbed) { + s->eh_entry = qemu_add_mouse_event_handler(usb_mouse_event, s, 0, + "QEMU PenPartner tablet"); + qemu_activate_mouse_event_handler(s->eh_entry); + s->mouse_grabbed = 1; + } + + dx = int_clamp(s->dx, -128, 127); + dy = int_clamp(s->dy, -128, 127); + dz = int_clamp(s->dz, -128, 127); + + s->dx -= dx; + s->dy -= dy; + s->dz -= dz; + + b = 0; + if (s->buttons_state & MOUSE_EVENT_LBUTTON) + b |= 0x01; + if (s->buttons_state & MOUSE_EVENT_RBUTTON) + b |= 0x02; + if (s->buttons_state & MOUSE_EVENT_MBUTTON) + b |= 0x04; + + buf[0] = b; + buf[1] = dx; + buf[2] = dy; + l = 3; + if (len >= 4) { + buf[3] = dz; + l = 4; + } + return l; +} + +static int usb_ltunify_poll(USBLtunifyState *s, uint8_t *buf, int len) +{ + int b; + + if (!s->mouse_grabbed) { + s->eh_entry = qemu_add_mouse_event_handler(usb_ltunify_event, s, 1, + "QEMU PenPartner tablet"); + qemu_activate_mouse_event_handler(s->eh_entry); + s->mouse_grabbed = 1; + } + + b = 0; + if (s->buttons_state & MOUSE_EVENT_LBUTTON) + b |= 0x01; + if (s->buttons_state & MOUSE_EVENT_RBUTTON) + b |= 0x40; + if (s->buttons_state & MOUSE_EVENT_MBUTTON) + b |= 0x20; /* eraser */ + + if (len < 7) + return 0; + + buf[0] = s->mode; + buf[5] = 0x00 | (b & 0xf0); + buf[1] = s->x & 0xff; + buf[2] = s->x >> 8; + buf[3] = s->y & 0xff; + buf[4] = s->y >> 8; + if (b & 0x3f) { + buf[6] = 0; + } else { + buf[6] = (unsigned char) -127; + } + + return 7; +} + +static void usb_ltunify_handle_reset(USBDevice *dev) +{ + USBLtunifyState *s = (USBLtunifyState *) dev; + + s->dx = 0; + s->dy = 0; + s->dz = 0; + s->x = 0; + s->y = 0; + s->buttons_state = 0; + s->mode = LTUNIFY_MODE_HID; +} +#endif + +static void usb_ltunify_handle_control(USBDevice *dev, USBPacket *p, + int request, int value, int index, int length, uint8_t *data) +{ + //USBLtunifyState *s = (USBLtunifyState *) dev; + int ret; + int desc_len = 0; + const uint8_t *desc = NULL; + + /* handle basic requests such as DeviceRequest | USB_REQ_GET_DESCRIPTOR */ + ret = usb_desc_handle_control(dev, p, request, value, index, length, data); + if (ret >= 0) { + return; + } + + switch (request) { + case InterfaceRequest | USB_REQ_GET_DESCRIPTOR: + // look for class descriptor type Report (0x22), descriptor index is + // always 0 for class descriptor type other than Physical descriptor. + if (value == 0x2200) { + // index: interface number + switch (index) { + case 0: + desc = iface0_hid_report_descriptor; + desc_len = sizeof(iface0_hid_report_descriptor); + break; + case 1: + desc = iface1_hid_report_descriptor; + desc_len = sizeof(iface1_hid_report_descriptor); + break; + case 2: + desc = iface2_hid_report_descriptor; + desc_len = sizeof(iface2_hid_report_descriptor); + break; + } + + if (desc_len > 0) { + if (desc_len > length) { + desc_len = length; + } + memcpy(data, desc, desc_len); + p->actual_length = desc_len; + } + } + break; +#if 0 + case LTUNIFY_SET_REPORT: + if (s->mouse_grabbed) { + qemu_remove_mouse_event_handler(s->eh_entry); + s->mouse_grabbed = 0; + } + s->mode = data[0]; + break; + case LTUNIFY_GET_REPORT: + data[0] = 0; + data[1] = s->mode; + p->actual_length = 2; + break; + /* USB HID requests */ + case HID_GET_REPORT: + if (s->mode == LTUNIFY_MODE_HID) + p->actual_length = usb_mouse_poll(s, data, length); + else if (s->mode == LTUNIFY_MODE_LTUNIFY) + p->actual_length = usb_ltunify_poll(s, data, length); + break; + case HID_GET_IDLE: + data[0] = s->idle; + p->actual_length = 1; + break; + case HID_SET_IDLE: + s->idle = (uint8_t) (value >> 8); + break; +#endif + default: + p->status = USB_RET_STALL; + break; + } +} + +#if 0 +static void usb_ltunify_handle_data(USBDevice *dev, USBPacket *p) +{ + USBLtunifyState *s = (USBLtunifyState *) dev; + uint8_t buf[p->iov.size]; + int len = 0; + + switch (p->pid) { + case USB_TOKEN_IN: + if (p->ep->nr == 1) { + if (!(s->changed || s->idle)) { + p->status = USB_RET_NAK; + return; + } + s->changed = 0; + if (s->mode == LTUNIFY_MODE_HID) + len = usb_mouse_poll(s, buf, p->iov.size); + else if (s->mode == LTUNIFY_MODE_LTUNIFY) + len = usb_ltunify_poll(s, buf, p->iov.size); + usb_packet_copy(p, buf, len); + break; + } + /* Fall through. */ + case USB_TOKEN_OUT: + default: + p->status = USB_RET_STALL; + } +} + +static void usb_ltunify_handle_destroy(USBDevice *dev) +{ + USBLtunifyState *s = (USBLtunifyState *) dev; + + if (s->mouse_grabbed) { + qemu_remove_mouse_event_handler(s->eh_entry); + s->mouse_grabbed = 0; + } +} +#endif + +static int usb_ltunify_initfn(USBDevice *dev) +{ + USBLtunifyState *s = DO_UPCAST(USBLtunifyState, dev, dev); + // no idea what this is used for: + //usb_desc_create_serial(dev); + usb_desc_init(dev); + s->intr = usb_ep_get(dev, USB_TOKEN_IN, 1); + // WTF is this for: + //s->changed = 1; + return 0; +} + +static const VMStateDescription vmstate_usb_ltunify = { + .name = "usb-ltunify", + .unmigratable = 1, +}; + +static void usb_ltunify_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + USBDeviceClass *uc = USB_DEVICE_CLASS(klass); + + uc->product_desc = "QEMU Logitech Unifying Receiver"; + uc->usb_desc = &desc_ltunify; + uc->init = usb_ltunify_initfn; +#if 0 + uc->handle_reset = usb_ltunify_handle_reset; +#endif + uc->handle_control = usb_ltunify_handle_control; +#if 0 + uc->handle_data = usb_ltunify_handle_data; + uc->handle_destroy = usb_ltunify_handle_destroy; +#endif + // uc->handle_attach = usb_desc_attach; ?? found in dev-hid.c + set_bit(DEVICE_CATEGORY_INPUT, dc->categories); + // TODO: is this mecessary? + dc->desc = "QEMU Logitech Unifying Receiver"; + dc->vmsd = &vmstate_usb_ltunify; +} + +static const TypeInfo ltunify_info = { + .name = "usb-ltunify-receiver", + .parent = TYPE_USB_DEVICE, + .instance_size = sizeof(USBLtunifyState), + .class_init = usb_ltunify_class_init, +}; + +static void usb_ltunify_register_types(void) +{ + type_register_static(<unify_info); + usb_legacy_register("usb-ltunify-receiver", "ltunify-receiver", NULL); +} + +type_init(usb_ltunify_register_types) -- cgit v1.2.1