| /* |
| * 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 "qemu/osdep.h" |
| #include "hw/hw.h" |
| #include "ui/console.h" |
| #include "hw/usb.h" |
| #include "hw/usb/desc.h" |
| #include "qemu/timer.h" |
| #include "hw/input/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; |
| uint32_t usb_version; |
| char *display; |
| uint32_t head; |
| } USBHIDState; |
| |
| #define TYPE_USB_HID "usb-hid" |
| #define USB_HID(obj) OBJECT_CHECK(USBHIDState, (obj), TYPE_USB_HID) |
| |
| 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", |
| [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_mouse2 = { |
| .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 = 7, /* 2 ^ (8-1) * 125 usecs = 8 ms */ |
| }, |
| }, |
| }; |
| |
| 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_tablet2 = { |
| .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 = 4, /* 2 ^ (4-1) * 125 usecs = 1 ms */ |
| }, |
| }, |
| }; |
| |
| 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 USBDescIface desc_iface_keyboard2 = { |
| .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 = 7, /* 2 ^ (8-1) * 125 usecs = 8 ms */ |
| }, |
| }, |
| }; |
| |
| static const USBDescDevice desc_device_mouse = { |
| .bcdUSB = 0x0100, |
| .bMaxPacketSize0 = 8, |
| .bNumConfigurations = 1, |
| .confs = (USBDescConfig[]) { |
| { |
| .bNumInterfaces = 1, |
| .bConfigurationValue = 1, |
| .iConfiguration = STR_CONFIG_MOUSE, |
| .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP, |
| .bMaxPower = 50, |
| .nif = 1, |
| .ifs = &desc_iface_mouse, |
| }, |
| }, |
| }; |
| |
| static const USBDescDevice desc_device_mouse2 = { |
| .bcdUSB = 0x0200, |
| .bMaxPacketSize0 = 64, |
| .bNumConfigurations = 1, |
| .confs = (USBDescConfig[]) { |
| { |
| .bNumInterfaces = 1, |
| .bConfigurationValue = 1, |
| .iConfiguration = STR_CONFIG_MOUSE, |
| .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP, |
| .bMaxPower = 50, |
| .nif = 1, |
| .ifs = &desc_iface_mouse2, |
| }, |
| }, |
| }; |
| |
| static const USBDescDevice desc_device_tablet = { |
| .bcdUSB = 0x0100, |
| .bMaxPacketSize0 = 8, |
| .bNumConfigurations = 1, |
| .confs = (USBDescConfig[]) { |
| { |
| .bNumInterfaces = 1, |
| .bConfigurationValue = 1, |
| .iConfiguration = STR_CONFIG_TABLET, |
| .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP, |
| .bMaxPower = 50, |
| .nif = 1, |
| .ifs = &desc_iface_tablet, |
| }, |
| }, |
| }; |
| |
| static const USBDescDevice desc_device_tablet2 = { |
| .bcdUSB = 0x0200, |
| .bMaxPacketSize0 = 64, |
| .bNumConfigurations = 1, |
| .confs = (USBDescConfig[]) { |
| { |
| .bNumInterfaces = 1, |
| .bConfigurationValue = 1, |
| .iConfiguration = STR_CONFIG_TABLET, |
| .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP, |
| .bMaxPower = 50, |
| .nif = 1, |
| .ifs = &desc_iface_tablet2, |
| }, |
| }, |
| }; |
| |
| static const USBDescDevice desc_device_keyboard = { |
| .bcdUSB = 0x0100, |
| .bMaxPacketSize0 = 8, |
| .bNumConfigurations = 1, |
| .confs = (USBDescConfig[]) { |
| { |
| .bNumInterfaces = 1, |
| .bConfigurationValue = 1, |
| .iConfiguration = STR_CONFIG_KEYBOARD, |
| .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP, |
| .bMaxPower = 50, |
| .nif = 1, |
| .ifs = &desc_iface_keyboard, |
| }, |
| }, |
| }; |
| |
| static const USBDescDevice desc_device_keyboard2 = { |
| .bcdUSB = 0x0200, |
| .bMaxPacketSize0 = 64, |
| .bNumConfigurations = 1, |
| .confs = (USBDescConfig[]) { |
| { |
| .bNumInterfaces = 1, |
| .bConfigurationValue = 1, |
| .iConfiguration = STR_CONFIG_KEYBOARD, |
| .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP, |
| .bMaxPower = 50, |
| .nif = 1, |
| .ifs = &desc_iface_keyboard2, |
| }, |
| }, |
| }; |
| |
| static const USBDescMSOS desc_msos_suspend = { |
| .SelectiveSuspendEnabled = true, |
| }; |
| |
| 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, |
| .msos = &desc_msos_suspend, |
| }; |
| |
| static const USBDesc desc_mouse2 = { |
| .id = { |
| .idVendor = 0x0627, |
| .idProduct = 0x0001, |
| .bcdDevice = 0, |
| .iManufacturer = STR_MANUFACTURER, |
| .iProduct = STR_PRODUCT_MOUSE, |
| .iSerialNumber = STR_SERIALNUMBER, |
| }, |
| .full = &desc_device_mouse, |
| .high = &desc_device_mouse2, |
| .str = desc_strings, |
| .msos = &desc_msos_suspend, |
| }; |
| |
| 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, |
| .msos = &desc_msos_suspend, |
| }; |
| |
| static const USBDesc desc_tablet2 = { |
| .id = { |
| .idVendor = 0x0627, |
| .idProduct = 0x0001, |
| .bcdDevice = 0, |
| .iManufacturer = STR_MANUFACTURER, |
| .iProduct = STR_PRODUCT_TABLET, |
| .iSerialNumber = STR_SERIALNUMBER, |
| }, |
| .full = &desc_device_tablet, |
| .high = &desc_device_tablet2, |
| .str = desc_strings, |
| .msos = &desc_msos_suspend, |
| }; |
| |
| 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, |
| .msos = &desc_msos_suspend, |
| }; |
| |
| static const USBDesc desc_keyboard2 = { |
| .id = { |
| .idVendor = 0x0627, |
| .idProduct = 0x0001, |
| .bcdDevice = 0, |
| .iManufacturer = STR_MANUFACTURER, |
| .iProduct = STR_PRODUCT_KEYBOARD, |
| .iSerialNumber = STR_SERIALNUMBER, |
| }, |
| .full = &desc_device_keyboard, |
| .high = &desc_device_keyboard2, |
| .str = desc_strings, |
| .msos = &desc_msos_suspend, |
| }; |
| |
| 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, 0); |
| } |
| |
| static void usb_hid_handle_reset(USBDevice *dev) |
| { |
| USBHIDState *us = USB_HID(dev); |
| |
| hid_reset(&us->hid); |
| } |
| |
| static void usb_hid_handle_control(USBDevice *dev, USBPacket *p, |
| int request, int value, int index, int length, uint8_t *data) |
| { |
| USBHIDState *us = USB_HID(dev); |
| HIDState *hs = &us->hid; |
| int ret; |
| |
| ret = usb_desc_handle_control(dev, p, request, value, index, length, data); |
| if (ret >= 0) { |
| return; |
| } |
| |
| 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)); |
| p->actual_length = 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)); |
| p->actual_length = 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)); |
| p->actual_length = sizeof(qemu_keyboard_hid_report_descriptor); |
| } |
| break; |
| default: |
| goto fail; |
| } |
| break; |
| case GET_REPORT: |
| if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { |
| p->actual_length = hid_pointer_poll(hs, data, length); |
| } else if (hs->kind == HID_KEYBOARD) { |
| p->actual_length = hid_keyboard_poll(hs, data, length); |
| } |
| break; |
| case SET_REPORT: |
| if (hs->kind == HID_KEYBOARD) { |
| p->actual_length = hid_keyboard_write(hs, data, length); |
| } else { |
| goto fail; |
| } |
| break; |
| case GET_PROTOCOL: |
| if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) { |
| goto fail; |
| } |
| data[0] = hs->protocol; |
| p->actual_length = 1; |
| break; |
| case SET_PROTOCOL: |
| if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) { |
| goto fail; |
| } |
| hs->protocol = value; |
| break; |
| case GET_IDLE: |
| data[0] = hs->idle; |
| p->actual_length = 1; |
| break; |
| case SET_IDLE: |
| hs->idle = (uint8_t) (value >> 8); |
| hid_set_next_idle(hs); |
| if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { |
| hid_pointer_activate(hs); |
| } |
| break; |
| default: |
| fail: |
| p->status = USB_RET_STALL; |
| break; |
| } |
| } |
| |
| static void usb_hid_handle_data(USBDevice *dev, USBPacket *p) |
| { |
| USBHIDState *us = USB_HID(dev); |
| HIDState *hs = &us->hid; |
| uint8_t buf[p->iov.size]; |
| int len = 0; |
| |
| switch (p->pid) { |
| case USB_TOKEN_IN: |
| if (p->ep->nr == 1) { |
| if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { |
| hid_pointer_activate(hs); |
| } |
| if (!hid_has_events(hs)) { |
| p->status = USB_RET_NAK; |
| return; |
| } |
| hid_set_next_idle(hs); |
| if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { |
| len = hid_pointer_poll(hs, buf, p->iov.size); |
| } else if (hs->kind == HID_KEYBOARD) { |
| len = hid_keyboard_poll(hs, buf, p->iov.size); |
| } |
| usb_packet_copy(p, buf, len); |
| } else { |
| goto fail; |
| } |
| break; |
| case USB_TOKEN_OUT: |
| default: |
| fail: |
| p->status = USB_RET_STALL; |
| break; |
| } |
| } |
| |
| static void usb_hid_handle_destroy(USBDevice *dev) |
| { |
| USBHIDState *us = USB_HID(dev); |
| |
| hid_free(&us->hid); |
| } |
| |
| static void usb_hid_initfn(USBDevice *dev, int kind, |
| const USBDesc *usb1, const USBDesc *usb2, |
| Error **errp) |
| { |
| USBHIDState *us = USB_HID(dev); |
| switch (us->usb_version) { |
| case 1: |
| dev->usb_desc = usb1; |
| break; |
| case 2: |
| dev->usb_desc = usb2; |
| break; |
| default: |
| dev->usb_desc = NULL; |
| } |
| if (!dev->usb_desc) { |
| error_setg(errp, "Invalid usb version %d for usb hid device", |
| us->usb_version); |
| return; |
| } |
| |
| if (dev->serial) { |
| usb_desc_set_string(dev, STR_SERIALNUMBER, dev->serial); |
| } |
| usb_desc_init(dev); |
| us->intr = usb_ep_get(dev, USB_TOKEN_IN, 1); |
| hid_init(&us->hid, kind, usb_hid_changed); |
| if (us->display && us->hid.s) { |
| qemu_input_handler_bind(us->hid.s, us->display, us->head, NULL); |
| } |
| } |
| |
| static void usb_tablet_realize(USBDevice *dev, Error **errp) |
| { |
| |
| usb_hid_initfn(dev, HID_TABLET, &desc_tablet, &desc_tablet2, errp); |
| } |
| |
| static void usb_mouse_realize(USBDevice *dev, Error **errp) |
| { |
| usb_hid_initfn(dev, HID_MOUSE, &desc_mouse, &desc_mouse2, errp); |
| } |
| |
| static void usb_keyboard_realize(USBDevice *dev, Error **errp) |
| { |
| usb_hid_initfn(dev, HID_KEYBOARD, &desc_keyboard, &desc_keyboard2, errp); |
| } |
| |
| 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; |
| uc->handle_attach = usb_desc_attach; |
| } |
| |
| static const TypeInfo usb_hid_type_info = { |
| .name = TYPE_USB_HID, |
| .parent = TYPE_USB_DEVICE, |
| .instance_size = sizeof(USBHIDState), |
| .abstract = true, |
| .class_init = usb_hid_class_initfn, |
| }; |
| |
| static Property usb_tablet_properties[] = { |
| DEFINE_PROP_UINT32("usb_version", USBHIDState, usb_version, 2), |
| DEFINE_PROP_STRING("display", USBHIDState, display), |
| DEFINE_PROP_UINT32("head", USBHIDState, head, 0), |
| DEFINE_PROP_END_OF_LIST(), |
| }; |
| |
| static void usb_tablet_class_initfn(ObjectClass *klass, void *data) |
| { |
| DeviceClass *dc = DEVICE_CLASS(klass); |
| USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
| |
| uc->realize = usb_tablet_realize; |
| uc->product_desc = "QEMU USB Tablet"; |
| dc->vmsd = &vmstate_usb_ptr; |
| dc->props = usb_tablet_properties; |
| set_bit(DEVICE_CATEGORY_INPUT, dc->categories); |
| } |
| |
| static const TypeInfo usb_tablet_info = { |
| .name = "usb-tablet", |
| .parent = TYPE_USB_HID, |
| .class_init = usb_tablet_class_initfn, |
| }; |
| |
| static Property usb_mouse_properties[] = { |
| DEFINE_PROP_UINT32("usb_version", USBHIDState, usb_version, 2), |
| DEFINE_PROP_END_OF_LIST(), |
| }; |
| |
| static void usb_mouse_class_initfn(ObjectClass *klass, void *data) |
| { |
| DeviceClass *dc = DEVICE_CLASS(klass); |
| USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
| |
| uc->realize = usb_mouse_realize; |
| uc->product_desc = "QEMU USB Mouse"; |
| dc->vmsd = &vmstate_usb_ptr; |
| dc->props = usb_mouse_properties; |
| set_bit(DEVICE_CATEGORY_INPUT, dc->categories); |
| } |
| |
| static const TypeInfo usb_mouse_info = { |
| .name = "usb-mouse", |
| .parent = TYPE_USB_HID, |
| .class_init = usb_mouse_class_initfn, |
| }; |
| |
| static Property usb_keyboard_properties[] = { |
| DEFINE_PROP_UINT32("usb_version", USBHIDState, usb_version, 2), |
| DEFINE_PROP_STRING("display", USBHIDState, display), |
| DEFINE_PROP_END_OF_LIST(), |
| }; |
| |
| static void usb_keyboard_class_initfn(ObjectClass *klass, void *data) |
| { |
| DeviceClass *dc = DEVICE_CLASS(klass); |
| USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
| |
| uc->realize = usb_keyboard_realize; |
| uc->product_desc = "QEMU USB Keyboard"; |
| dc->vmsd = &vmstate_usb_kbd; |
| dc->props = usb_keyboard_properties; |
| set_bit(DEVICE_CATEGORY_INPUT, dc->categories); |
| } |
| |
| static const TypeInfo usb_keyboard_info = { |
| .name = "usb-kbd", |
| .parent = TYPE_USB_HID, |
| .class_init = usb_keyboard_class_initfn, |
| }; |
| |
| static void usb_hid_register_types(void) |
| { |
| type_register_static(&usb_hid_type_info); |
| 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) |
