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-rw-r--r--qemu/hw/usb/dev-hid.c881
1 files changed, 881 insertions, 0 deletions
diff --git a/qemu/hw/usb/dev-hid.c b/qemu/hw/usb/dev-hid.c
new file mode 100644
index 000000000..2e7dcd96c
--- /dev/null
+++ b/qemu/hw/usb/dev-hid.c
@@ -0,0 +1,881 @@
+/*
+ * 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 "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)