root / hw / usb / dev-hid.c @ 3bd88451
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/*
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* QEMU USB HID devices
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*
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* Copyright (c) 2005 Fabrice Bellard
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* Copyright (c) 2007 OpenMoko, Inc. (andrew@openedhand.com)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "hw/hw.h" |
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#include "ui/console.h" |
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#include "hw/usb.h" |
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#include "hw/usb/desc.h" |
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#include "qemu/timer.h" |
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#include "hw/input/hid.h" |
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/* HID interface requests */
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#define GET_REPORT 0xa101 |
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#define GET_IDLE 0xa102 |
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#define GET_PROTOCOL 0xa103 |
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#define SET_REPORT 0x2109 |
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#define SET_IDLE 0x210a |
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#define SET_PROTOCOL 0x210b |
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|
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/* HID descriptor types */
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#define USB_DT_HID 0x21 |
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#define USB_DT_REPORT 0x22 |
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#define USB_DT_PHY 0x23 |
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|
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typedef struct USBHIDState { |
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USBDevice dev; |
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USBEndpoint *intr; |
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HIDState hid; |
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uint32_t usb_version; |
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} USBHIDState; |
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|
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enum {
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STR_MANUFACTURER = 1,
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STR_PRODUCT_MOUSE, |
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STR_PRODUCT_TABLET, |
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STR_PRODUCT_KEYBOARD, |
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STR_SERIALNUMBER, |
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STR_CONFIG_MOUSE, |
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STR_CONFIG_TABLET, |
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STR_CONFIG_KEYBOARD, |
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}; |
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|
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static const USBDescStrings desc_strings = { |
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[STR_MANUFACTURER] = "QEMU",
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[STR_PRODUCT_MOUSE] = "QEMU USB Mouse",
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[STR_PRODUCT_TABLET] = "QEMU USB Tablet",
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[STR_PRODUCT_KEYBOARD] = "QEMU USB Keyboard",
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[STR_SERIALNUMBER] = "42", /* == remote wakeup works */ |
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[STR_CONFIG_MOUSE] = "HID Mouse",
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[STR_CONFIG_TABLET] = "HID Tablet",
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[STR_CONFIG_KEYBOARD] = "HID Keyboard",
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}; |
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static const USBDescIface desc_iface_mouse = { |
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.bInterfaceNumber = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_HID, |
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.bInterfaceSubClass = 0x01, /* boot */ |
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.bInterfaceProtocol = 0x02,
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.ndesc = 1,
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.descs = (USBDescOther[]) {
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{
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/* HID descriptor */
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.data = (uint8_t[]) {
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0x09, /* u8 bLength */ |
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USB_DT_HID, /* u8 bDescriptorType */
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0x01, 0x00, /* u16 HID_class */ |
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0x00, /* u8 country_code */ |
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0x01, /* u8 num_descriptors */ |
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USB_DT_REPORT, /* u8 type: Report */
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52, 0, /* u16 len */ |
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}, |
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}, |
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}, |
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.eps = (USBDescEndpoint[]) {
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{
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.bEndpointAddress = USB_DIR_IN | 0x01,
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.bmAttributes = USB_ENDPOINT_XFER_INT, |
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.wMaxPacketSize = 4,
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.bInterval = 0x0a,
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}, |
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}, |
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}; |
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static const USBDescIface desc_iface_tablet = { |
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.bInterfaceNumber = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_HID, |
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.bInterfaceProtocol = 0x02,
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.ndesc = 1,
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.descs = (USBDescOther[]) {
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{
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/* HID descriptor */
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.data = (uint8_t[]) {
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0x09, /* u8 bLength */ |
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USB_DT_HID, /* u8 bDescriptorType */
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0x01, 0x00, /* u16 HID_class */ |
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0x00, /* u8 country_code */ |
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0x01, /* u8 num_descriptors */ |
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USB_DT_REPORT, /* u8 type: Report */
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74, 0, /* u16 len */ |
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}, |
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}, |
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}, |
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.eps = (USBDescEndpoint[]) {
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{
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.bEndpointAddress = USB_DIR_IN | 0x01,
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.bmAttributes = USB_ENDPOINT_XFER_INT, |
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.wMaxPacketSize = 8,
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.bInterval = 0x0a,
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}, |
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}, |
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}; |
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static const USBDescIface desc_iface_tablet2 = { |
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.bInterfaceNumber = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_HID, |
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.bInterfaceProtocol = 0x02,
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.ndesc = 1,
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.descs = (USBDescOther[]) {
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{
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/* HID descriptor */
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.data = (uint8_t[]) {
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0x09, /* u8 bLength */ |
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USB_DT_HID, /* u8 bDescriptorType */
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0x01, 0x00, /* u16 HID_class */ |
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0x00, /* u8 country_code */ |
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0x01, /* u8 num_descriptors */ |
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USB_DT_REPORT, /* u8 type: Report */
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74, 0, /* u16 len */ |
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}, |
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}, |
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}, |
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.eps = (USBDescEndpoint[]) {
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{
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.bEndpointAddress = USB_DIR_IN | 0x01,
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.bmAttributes = USB_ENDPOINT_XFER_INT, |
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.wMaxPacketSize = 8,
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.bInterval = 4, /* 2 ^ (4-1) * 125 usecs = 1 ms */ |
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}, |
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}, |
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}; |
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static const USBDescIface desc_iface_keyboard = { |
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.bInterfaceNumber = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_HID, |
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.bInterfaceSubClass = 0x01, /* boot */ |
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.bInterfaceProtocol = 0x01, /* keyboard */ |
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.ndesc = 1,
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.descs = (USBDescOther[]) {
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{
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/* HID descriptor */
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.data = (uint8_t[]) {
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0x09, /* u8 bLength */ |
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USB_DT_HID, /* u8 bDescriptorType */
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0x11, 0x01, /* u16 HID_class */ |
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0x00, /* u8 country_code */ |
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0x01, /* u8 num_descriptors */ |
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USB_DT_REPORT, /* u8 type: Report */
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0x3f, 0, /* u16 len */ |
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}, |
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}, |
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}, |
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.eps = (USBDescEndpoint[]) {
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{
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.bEndpointAddress = USB_DIR_IN | 0x01,
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.bmAttributes = USB_ENDPOINT_XFER_INT, |
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.wMaxPacketSize = 8,
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.bInterval = 0x0a,
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}, |
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}, |
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}; |
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static const USBDescDevice desc_device_mouse = { |
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.bcdUSB = 0x0100,
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.bMaxPacketSize0 = 8,
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.bNumConfigurations = 1,
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.confs = (USBDescConfig[]) {
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{
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.bNumInterfaces = 1,
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.bConfigurationValue = 1,
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.iConfiguration = STR_CONFIG_MOUSE, |
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.bmAttributes = 0xa0,
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.bMaxPower = 50,
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.nif = 1,
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.ifs = &desc_iface_mouse, |
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}, |
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}, |
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}; |
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static const USBDescDevice desc_device_tablet = { |
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.bcdUSB = 0x0100,
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.bMaxPacketSize0 = 8,
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.bNumConfigurations = 1,
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.confs = (USBDescConfig[]) {
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{
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.bNumInterfaces = 1,
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.bConfigurationValue = 1,
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.iConfiguration = STR_CONFIG_TABLET, |
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.bmAttributes = 0xa0,
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.bMaxPower = 50,
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.nif = 1,
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.ifs = &desc_iface_tablet, |
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}, |
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}, |
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}; |
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static const USBDescDevice desc_device_tablet2 = { |
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.bcdUSB = 0x0200,
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.bMaxPacketSize0 = 64,
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.bNumConfigurations = 1,
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.confs = (USBDescConfig[]) {
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{
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.bNumInterfaces = 1,
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.bConfigurationValue = 1,
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.iConfiguration = STR_CONFIG_TABLET, |
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.bmAttributes = 0xa0,
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.bMaxPower = 50,
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.nif = 1,
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.ifs = &desc_iface_tablet2, |
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}, |
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}, |
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}; |
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static const USBDescDevice desc_device_keyboard = { |
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.bcdUSB = 0x0100,
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.bMaxPacketSize0 = 8,
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.bNumConfigurations = 1,
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.confs = (USBDescConfig[]) {
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{
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.bNumInterfaces = 1,
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.bConfigurationValue = 1,
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.iConfiguration = STR_CONFIG_KEYBOARD, |
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.bmAttributes = 0xa0,
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.bMaxPower = 50,
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.nif = 1,
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.ifs = &desc_iface_keyboard, |
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}, |
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}, |
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}; |
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static const USBDesc desc_mouse = { |
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.id = {
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.idVendor = 0x0627,
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.idProduct = 0x0001,
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.bcdDevice = 0,
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.iManufacturer = STR_MANUFACTURER, |
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.iProduct = STR_PRODUCT_MOUSE, |
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.iSerialNumber = STR_SERIALNUMBER, |
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}, |
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.full = &desc_device_mouse, |
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.str = desc_strings, |
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}; |
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static const USBDesc desc_tablet = { |
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.id = {
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.idVendor = 0x0627,
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.idProduct = 0x0001,
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.bcdDevice = 0,
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.iManufacturer = STR_MANUFACTURER, |
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.iProduct = STR_PRODUCT_TABLET, |
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.iSerialNumber = STR_SERIALNUMBER, |
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}, |
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.full = &desc_device_tablet, |
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.str = desc_strings, |
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}; |
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static const USBDesc desc_tablet2 = { |
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.id = {
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.idVendor = 0x0627,
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.idProduct = 0x0001,
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.bcdDevice = 0,
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.iManufacturer = STR_MANUFACTURER, |
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.iProduct = STR_PRODUCT_TABLET, |
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.iSerialNumber = STR_SERIALNUMBER, |
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}, |
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.full = &desc_device_tablet, |
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.high = &desc_device_tablet2, |
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.str = desc_strings, |
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}; |
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|
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static const USBDesc desc_keyboard = { |
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.id = {
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.idVendor = 0x0627,
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.idProduct = 0x0001,
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.bcdDevice = 0,
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.iManufacturer = STR_MANUFACTURER, |
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.iProduct = STR_PRODUCT_KEYBOARD, |
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.iSerialNumber = STR_SERIALNUMBER, |
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}, |
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.full = &desc_device_keyboard, |
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.str = desc_strings, |
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}; |
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|
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static const uint8_t qemu_mouse_hid_report_descriptor[] = { |
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0x05, 0x01, /* Usage Page (Generic Desktop) */ |
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0x09, 0x02, /* Usage (Mouse) */ |
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0xa1, 0x01, /* Collection (Application) */ |
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0x09, 0x01, /* Usage (Pointer) */ |
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0xa1, 0x00, /* Collection (Physical) */ |
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0x05, 0x09, /* Usage Page (Button) */ |
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0x19, 0x01, /* Usage Minimum (1) */ |
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0x29, 0x03, /* Usage Maximum (3) */ |
| 326 |
0x15, 0x00, /* Logical Minimum (0) */ |
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0x25, 0x01, /* Logical Maximum (1) */ |
| 328 |
0x95, 0x03, /* Report Count (3) */ |
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0x75, 0x01, /* Report Size (1) */ |
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0x81, 0x02, /* Input (Data, Variable, Absolute) */ |
| 331 |
0x95, 0x01, /* Report Count (1) */ |
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0x75, 0x05, /* Report Size (5) */ |
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0x81, 0x01, /* Input (Constant) */ |
| 334 |
0x05, 0x01, /* Usage Page (Generic Desktop) */ |
| 335 |
0x09, 0x30, /* Usage (X) */ |
| 336 |
0x09, 0x31, /* Usage (Y) */ |
| 337 |
0x09, 0x38, /* Usage (Wheel) */ |
| 338 |
0x15, 0x81, /* Logical Minimum (-0x7f) */ |
| 339 |
0x25, 0x7f, /* Logical Maximum (0x7f) */ |
| 340 |
0x75, 0x08, /* Report Size (8) */ |
| 341 |
0x95, 0x03, /* Report Count (3) */ |
| 342 |
0x81, 0x06, /* Input (Data, Variable, Relative) */ |
| 343 |
0xc0, /* End Collection */ |
| 344 |
0xc0, /* End Collection */ |
| 345 |
}; |
| 346 |
|
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static const uint8_t qemu_tablet_hid_report_descriptor[] = { |
| 348 |
0x05, 0x01, /* Usage Page (Generic Desktop) */ |
| 349 |
0x09, 0x01, /* Usage (Pointer) */ |
| 350 |
0xa1, 0x01, /* Collection (Application) */ |
| 351 |
0x09, 0x01, /* Usage (Pointer) */ |
| 352 |
0xa1, 0x00, /* Collection (Physical) */ |
| 353 |
0x05, 0x09, /* Usage Page (Button) */ |
| 354 |
0x19, 0x01, /* Usage Minimum (1) */ |
| 355 |
0x29, 0x03, /* Usage Maximum (3) */ |
| 356 |
0x15, 0x00, /* Logical Minimum (0) */ |
| 357 |
0x25, 0x01, /* Logical Maximum (1) */ |
| 358 |
0x95, 0x03, /* Report Count (3) */ |
| 359 |
0x75, 0x01, /* Report Size (1) */ |
| 360 |
0x81, 0x02, /* Input (Data, Variable, Absolute) */ |
| 361 |
0x95, 0x01, /* Report Count (1) */ |
| 362 |
0x75, 0x05, /* Report Size (5) */ |
| 363 |
0x81, 0x01, /* Input (Constant) */ |
| 364 |
0x05, 0x01, /* Usage Page (Generic Desktop) */ |
| 365 |
0x09, 0x30, /* Usage (X) */ |
| 366 |
0x09, 0x31, /* Usage (Y) */ |
| 367 |
0x15, 0x00, /* Logical Minimum (0) */ |
| 368 |
0x26, 0xff, 0x7f, /* Logical Maximum (0x7fff) */ |
| 369 |
0x35, 0x00, /* Physical Minimum (0) */ |
| 370 |
0x46, 0xff, 0x7f, /* Physical Maximum (0x7fff) */ |
| 371 |
0x75, 0x10, /* Report Size (16) */ |
| 372 |
0x95, 0x02, /* Report Count (2) */ |
| 373 |
0x81, 0x02, /* Input (Data, Variable, Absolute) */ |
| 374 |
0x05, 0x01, /* Usage Page (Generic Desktop) */ |
| 375 |
0x09, 0x38, /* Usage (Wheel) */ |
| 376 |
0x15, 0x81, /* Logical Minimum (-0x7f) */ |
| 377 |
0x25, 0x7f, /* Logical Maximum (0x7f) */ |
| 378 |
0x35, 0x00, /* Physical Minimum (same as logical) */ |
| 379 |
0x45, 0x00, /* Physical Maximum (same as logical) */ |
| 380 |
0x75, 0x08, /* Report Size (8) */ |
| 381 |
0x95, 0x01, /* Report Count (1) */ |
| 382 |
0x81, 0x06, /* Input (Data, Variable, Relative) */ |
| 383 |
0xc0, /* End Collection */ |
| 384 |
0xc0, /* End Collection */ |
| 385 |
}; |
| 386 |
|
| 387 |
static const uint8_t qemu_keyboard_hid_report_descriptor[] = { |
| 388 |
0x05, 0x01, /* Usage Page (Generic Desktop) */ |
| 389 |
0x09, 0x06, /* Usage (Keyboard) */ |
| 390 |
0xa1, 0x01, /* Collection (Application) */ |
| 391 |
0x75, 0x01, /* Report Size (1) */ |
| 392 |
0x95, 0x08, /* Report Count (8) */ |
| 393 |
0x05, 0x07, /* Usage Page (Key Codes) */ |
| 394 |
0x19, 0xe0, /* Usage Minimum (224) */ |
| 395 |
0x29, 0xe7, /* Usage Maximum (231) */ |
| 396 |
0x15, 0x00, /* Logical Minimum (0) */ |
| 397 |
0x25, 0x01, /* Logical Maximum (1) */ |
| 398 |
0x81, 0x02, /* Input (Data, Variable, Absolute) */ |
| 399 |
0x95, 0x01, /* Report Count (1) */ |
| 400 |
0x75, 0x08, /* Report Size (8) */ |
| 401 |
0x81, 0x01, /* Input (Constant) */ |
| 402 |
0x95, 0x05, /* Report Count (5) */ |
| 403 |
0x75, 0x01, /* Report Size (1) */ |
| 404 |
0x05, 0x08, /* Usage Page (LEDs) */ |
| 405 |
0x19, 0x01, /* Usage Minimum (1) */ |
| 406 |
0x29, 0x05, /* Usage Maximum (5) */ |
| 407 |
0x91, 0x02, /* Output (Data, Variable, Absolute) */ |
| 408 |
0x95, 0x01, /* Report Count (1) */ |
| 409 |
0x75, 0x03, /* Report Size (3) */ |
| 410 |
0x91, 0x01, /* Output (Constant) */ |
| 411 |
0x95, 0x06, /* Report Count (6) */ |
| 412 |
0x75, 0x08, /* Report Size (8) */ |
| 413 |
0x15, 0x00, /* Logical Minimum (0) */ |
| 414 |
0x25, 0xff, /* Logical Maximum (255) */ |
| 415 |
0x05, 0x07, /* Usage Page (Key Codes) */ |
| 416 |
0x19, 0x00, /* Usage Minimum (0) */ |
| 417 |
0x29, 0xff, /* Usage Maximum (255) */ |
| 418 |
0x81, 0x00, /* Input (Data, Array) */ |
| 419 |
0xc0, /* End Collection */ |
| 420 |
}; |
| 421 |
|
| 422 |
static void usb_hid_changed(HIDState *hs) |
| 423 |
{
|
| 424 |
USBHIDState *us = container_of(hs, USBHIDState, hid); |
| 425 |
|
| 426 |
usb_wakeup(us->intr, 0);
|
| 427 |
} |
| 428 |
|
| 429 |
static void usb_hid_handle_reset(USBDevice *dev) |
| 430 |
{
|
| 431 |
USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); |
| 432 |
|
| 433 |
hid_reset(&us->hid); |
| 434 |
} |
| 435 |
|
| 436 |
static void usb_hid_handle_control(USBDevice *dev, USBPacket *p, |
| 437 |
int request, int value, int index, int length, uint8_t *data) |
| 438 |
{
|
| 439 |
USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); |
| 440 |
HIDState *hs = &us->hid; |
| 441 |
int ret;
|
| 442 |
|
| 443 |
ret = usb_desc_handle_control(dev, p, request, value, index, length, data); |
| 444 |
if (ret >= 0) { |
| 445 |
return;
|
| 446 |
} |
| 447 |
|
| 448 |
switch (request) {
|
| 449 |
/* hid specific requests */
|
| 450 |
case InterfaceRequest | USB_REQ_GET_DESCRIPTOR:
|
| 451 |
switch (value >> 8) { |
| 452 |
case 0x22: |
| 453 |
if (hs->kind == HID_MOUSE) {
|
| 454 |
memcpy(data, qemu_mouse_hid_report_descriptor, |
| 455 |
sizeof(qemu_mouse_hid_report_descriptor));
|
| 456 |
p->actual_length = sizeof(qemu_mouse_hid_report_descriptor);
|
| 457 |
} else if (hs->kind == HID_TABLET) { |
| 458 |
memcpy(data, qemu_tablet_hid_report_descriptor, |
| 459 |
sizeof(qemu_tablet_hid_report_descriptor));
|
| 460 |
p->actual_length = sizeof(qemu_tablet_hid_report_descriptor);
|
| 461 |
} else if (hs->kind == HID_KEYBOARD) { |
| 462 |
memcpy(data, qemu_keyboard_hid_report_descriptor, |
| 463 |
sizeof(qemu_keyboard_hid_report_descriptor));
|
| 464 |
p->actual_length = sizeof(qemu_keyboard_hid_report_descriptor);
|
| 465 |
} |
| 466 |
break;
|
| 467 |
default:
|
| 468 |
goto fail;
|
| 469 |
} |
| 470 |
break;
|
| 471 |
case GET_REPORT:
|
| 472 |
if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
|
| 473 |
p->actual_length = hid_pointer_poll(hs, data, length); |
| 474 |
} else if (hs->kind == HID_KEYBOARD) { |
| 475 |
p->actual_length = hid_keyboard_poll(hs, data, length); |
| 476 |
} |
| 477 |
break;
|
| 478 |
case SET_REPORT:
|
| 479 |
if (hs->kind == HID_KEYBOARD) {
|
| 480 |
p->actual_length = hid_keyboard_write(hs, data, length); |
| 481 |
} else {
|
| 482 |
goto fail;
|
| 483 |
} |
| 484 |
break;
|
| 485 |
case GET_PROTOCOL:
|
| 486 |
if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) {
|
| 487 |
goto fail;
|
| 488 |
} |
| 489 |
data[0] = hs->protocol;
|
| 490 |
p->actual_length = 1;
|
| 491 |
break;
|
| 492 |
case SET_PROTOCOL:
|
| 493 |
if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) {
|
| 494 |
goto fail;
|
| 495 |
} |
| 496 |
hs->protocol = value; |
| 497 |
break;
|
| 498 |
case GET_IDLE:
|
| 499 |
data[0] = hs->idle;
|
| 500 |
p->actual_length = 1;
|
| 501 |
break;
|
| 502 |
case SET_IDLE:
|
| 503 |
hs->idle = (uint8_t) (value >> 8);
|
| 504 |
hid_set_next_idle(hs); |
| 505 |
if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
|
| 506 |
hid_pointer_activate(hs); |
| 507 |
} |
| 508 |
break;
|
| 509 |
default:
|
| 510 |
fail:
|
| 511 |
p->status = USB_RET_STALL; |
| 512 |
break;
|
| 513 |
} |
| 514 |
} |
| 515 |
|
| 516 |
static void usb_hid_handle_data(USBDevice *dev, USBPacket *p) |
| 517 |
{
|
| 518 |
USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); |
| 519 |
HIDState *hs = &us->hid; |
| 520 |
uint8_t buf[p->iov.size]; |
| 521 |
int len = 0; |
| 522 |
|
| 523 |
switch (p->pid) {
|
| 524 |
case USB_TOKEN_IN:
|
| 525 |
if (p->ep->nr == 1) { |
| 526 |
if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
|
| 527 |
hid_pointer_activate(hs); |
| 528 |
} |
| 529 |
if (!hid_has_events(hs)) {
|
| 530 |
p->status = USB_RET_NAK; |
| 531 |
return;
|
| 532 |
} |
| 533 |
hid_set_next_idle(hs); |
| 534 |
if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
|
| 535 |
len = hid_pointer_poll(hs, buf, p->iov.size); |
| 536 |
} else if (hs->kind == HID_KEYBOARD) { |
| 537 |
len = hid_keyboard_poll(hs, buf, p->iov.size); |
| 538 |
} |
| 539 |
usb_packet_copy(p, buf, len); |
| 540 |
} else {
|
| 541 |
goto fail;
|
| 542 |
} |
| 543 |
break;
|
| 544 |
case USB_TOKEN_OUT:
|
| 545 |
default:
|
| 546 |
fail:
|
| 547 |
p->status = USB_RET_STALL; |
| 548 |
break;
|
| 549 |
} |
| 550 |
} |
| 551 |
|
| 552 |
static void usb_hid_handle_destroy(USBDevice *dev) |
| 553 |
{
|
| 554 |
USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); |
| 555 |
|
| 556 |
hid_free(&us->hid); |
| 557 |
} |
| 558 |
|
| 559 |
static int usb_hid_initfn(USBDevice *dev, int kind) |
| 560 |
{
|
| 561 |
USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); |
| 562 |
|
| 563 |
usb_desc_init(dev); |
| 564 |
us->intr = usb_ep_get(dev, USB_TOKEN_IN, 1);
|
| 565 |
hid_init(&us->hid, kind, usb_hid_changed); |
| 566 |
return 0; |
| 567 |
} |
| 568 |
|
| 569 |
static int usb_tablet_initfn(USBDevice *dev) |
| 570 |
{
|
| 571 |
USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); |
| 572 |
|
| 573 |
switch (us->usb_version) {
|
| 574 |
case 1: |
| 575 |
dev->usb_desc = &desc_tablet; |
| 576 |
break;
|
| 577 |
case 2: |
| 578 |
dev->usb_desc = &desc_tablet2; |
| 579 |
break;
|
| 580 |
default:
|
| 581 |
error_report("Invalid usb version %d for usb-tabler (must be 1 or 2)",
|
| 582 |
us->usb_version); |
| 583 |
return -1; |
| 584 |
} |
| 585 |
|
| 586 |
return usb_hid_initfn(dev, HID_TABLET);
|
| 587 |
} |
| 588 |
|
| 589 |
static int usb_mouse_initfn(USBDevice *dev) |
| 590 |
{
|
| 591 |
return usb_hid_initfn(dev, HID_MOUSE);
|
| 592 |
} |
| 593 |
|
| 594 |
static int usb_keyboard_initfn(USBDevice *dev) |
| 595 |
{
|
| 596 |
return usb_hid_initfn(dev, HID_KEYBOARD);
|
| 597 |
} |
| 598 |
|
| 599 |
static int usb_ptr_post_load(void *opaque, int version_id) |
| 600 |
{
|
| 601 |
USBHIDState *s = opaque; |
| 602 |
|
| 603 |
if (s->dev.remote_wakeup) {
|
| 604 |
hid_pointer_activate(&s->hid); |
| 605 |
} |
| 606 |
return 0; |
| 607 |
} |
| 608 |
|
| 609 |
static const VMStateDescription vmstate_usb_ptr = { |
| 610 |
.name = "usb-ptr",
|
| 611 |
.version_id = 1,
|
| 612 |
.minimum_version_id = 1,
|
| 613 |
.post_load = usb_ptr_post_load, |
| 614 |
.fields = (VMStateField []) {
|
| 615 |
VMSTATE_USB_DEVICE(dev, USBHIDState), |
| 616 |
VMSTATE_HID_POINTER_DEVICE(hid, USBHIDState), |
| 617 |
VMSTATE_END_OF_LIST() |
| 618 |
} |
| 619 |
}; |
| 620 |
|
| 621 |
static const VMStateDescription vmstate_usb_kbd = { |
| 622 |
.name = "usb-kbd",
|
| 623 |
.version_id = 1,
|
| 624 |
.minimum_version_id = 1,
|
| 625 |
.fields = (VMStateField []) {
|
| 626 |
VMSTATE_USB_DEVICE(dev, USBHIDState), |
| 627 |
VMSTATE_HID_KEYBOARD_DEVICE(hid, USBHIDState), |
| 628 |
VMSTATE_END_OF_LIST() |
| 629 |
} |
| 630 |
}; |
| 631 |
|
| 632 |
static void usb_hid_class_initfn(ObjectClass *klass, void *data) |
| 633 |
{
|
| 634 |
USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
| 635 |
|
| 636 |
uc->handle_reset = usb_hid_handle_reset; |
| 637 |
uc->handle_control = usb_hid_handle_control; |
| 638 |
uc->handle_data = usb_hid_handle_data; |
| 639 |
uc->handle_destroy = usb_hid_handle_destroy; |
| 640 |
uc->handle_attach = usb_desc_attach; |
| 641 |
} |
| 642 |
|
| 643 |
static Property usb_tablet_properties[] = {
|
| 644 |
DEFINE_PROP_UINT32("usb_version", USBHIDState, usb_version, 2), |
| 645 |
DEFINE_PROP_END_OF_LIST(), |
| 646 |
}; |
| 647 |
|
| 648 |
static void usb_tablet_class_initfn(ObjectClass *klass, void *data) |
| 649 |
{
|
| 650 |
DeviceClass *dc = DEVICE_CLASS(klass); |
| 651 |
USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
| 652 |
|
| 653 |
usb_hid_class_initfn(klass, data); |
| 654 |
uc->init = usb_tablet_initfn; |
| 655 |
uc->product_desc = "QEMU USB Tablet";
|
| 656 |
dc->vmsd = &vmstate_usb_ptr; |
| 657 |
dc->props = usb_tablet_properties; |
| 658 |
} |
| 659 |
|
| 660 |
static const TypeInfo usb_tablet_info = { |
| 661 |
.name = "usb-tablet",
|
| 662 |
.parent = TYPE_USB_DEVICE, |
| 663 |
.instance_size = sizeof(USBHIDState),
|
| 664 |
.class_init = usb_tablet_class_initfn, |
| 665 |
}; |
| 666 |
|
| 667 |
static void usb_mouse_class_initfn(ObjectClass *klass, void *data) |
| 668 |
{
|
| 669 |
DeviceClass *dc = DEVICE_CLASS(klass); |
| 670 |
USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
| 671 |
|
| 672 |
usb_hid_class_initfn(klass, data); |
| 673 |
uc->init = usb_mouse_initfn; |
| 674 |
uc->product_desc = "QEMU USB Mouse";
|
| 675 |
uc->usb_desc = &desc_mouse; |
| 676 |
dc->vmsd = &vmstate_usb_ptr; |
| 677 |
} |
| 678 |
|
| 679 |
static const TypeInfo usb_mouse_info = { |
| 680 |
.name = "usb-mouse",
|
| 681 |
.parent = TYPE_USB_DEVICE, |
| 682 |
.instance_size = sizeof(USBHIDState),
|
| 683 |
.class_init = usb_mouse_class_initfn, |
| 684 |
}; |
| 685 |
|
| 686 |
static void usb_keyboard_class_initfn(ObjectClass *klass, void *data) |
| 687 |
{
|
| 688 |
DeviceClass *dc = DEVICE_CLASS(klass); |
| 689 |
USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
| 690 |
|
| 691 |
usb_hid_class_initfn(klass, data); |
| 692 |
uc->init = usb_keyboard_initfn; |
| 693 |
uc->product_desc = "QEMU USB Keyboard";
|
| 694 |
uc->usb_desc = &desc_keyboard; |
| 695 |
dc->vmsd = &vmstate_usb_kbd; |
| 696 |
} |
| 697 |
|
| 698 |
static const TypeInfo usb_keyboard_info = { |
| 699 |
.name = "usb-kbd",
|
| 700 |
.parent = TYPE_USB_DEVICE, |
| 701 |
.instance_size = sizeof(USBHIDState),
|
| 702 |
.class_init = usb_keyboard_class_initfn, |
| 703 |
}; |
| 704 |
|
| 705 |
static void usb_hid_register_types(void) |
| 706 |
{
|
| 707 |
type_register_static(&usb_tablet_info); |
| 708 |
usb_legacy_register("usb-tablet", "tablet", NULL); |
| 709 |
type_register_static(&usb_mouse_info); |
| 710 |
usb_legacy_register("usb-mouse", "mouse", NULL); |
| 711 |
type_register_static(&usb_keyboard_info); |
| 712 |
usb_legacy_register("usb-kbd", "keyboard", NULL); |
| 713 |
} |
| 714 |
|
| 715 |
type_init(usb_hid_register_types) |