[qemu.git] / hw / input / virtio-input-hid.c

/*
 * This work is licensed under the terms of the GNU GPL, version 2 or
 * (at your option) any later version.  See the COPYING file in the
 * top-level directory.
 */

#include "qemu/iov.h"

#include "hw/qdev.h"
#include "hw/virtio/virtio.h"
#include "hw/virtio/virtio-input.h"

#undef CONFIG_CURSES
#include "ui/console.h"

#include "standard-headers/linux/input.h"

#define VIRTIO_ID_NAME_KEYBOARD "QEMU Virtio Keyboard"
#define VIRTIO_ID_NAME_MOUSE    "QEMU Virtio Mouse"
#define VIRTIO_ID_NAME_TABLET   "QEMU Virtio Tablet"

/* ----------------------------------------------------------------- */

static const unsigned int keymap_qcode[Q_KEY_CODE_MAX] = {
    [Q_KEY_CODE_ESC]                 = KEY_ESC,
    [Q_KEY_CODE_1]                   = KEY_1,
    [Q_KEY_CODE_2]                   = KEY_2,
    [Q_KEY_CODE_3]                   = KEY_3,
    [Q_KEY_CODE_4]                   = KEY_4,
    [Q_KEY_CODE_5]                   = KEY_5,
    [Q_KEY_CODE_6]                   = KEY_6,
    [Q_KEY_CODE_7]                   = KEY_7,
    [Q_KEY_CODE_8]                   = KEY_8,
    [Q_KEY_CODE_9]                   = KEY_9,
    [Q_KEY_CODE_0]                   = KEY_0,
    [Q_KEY_CODE_MINUS]               = KEY_MINUS,
    [Q_KEY_CODE_EQUAL]               = KEY_EQUAL,
    [Q_KEY_CODE_BACKSPACE]           = KEY_BACKSPACE,

    [Q_KEY_CODE_TAB]                 = KEY_TAB,
    [Q_KEY_CODE_Q]                   = KEY_Q,
    [Q_KEY_CODE_W]                   = KEY_W,
    [Q_KEY_CODE_E]                   = KEY_E,
    [Q_KEY_CODE_R]                   = KEY_R,
    [Q_KEY_CODE_T]                   = KEY_T,
    [Q_KEY_CODE_Y]                   = KEY_Y,
    [Q_KEY_CODE_U]                   = KEY_U,
    [Q_KEY_CODE_I]                   = KEY_I,
    [Q_KEY_CODE_O]                   = KEY_O,
    [Q_KEY_CODE_P]                   = KEY_P,
    [Q_KEY_CODE_BRACKET_LEFT]        = KEY_LEFTBRACE,
    [Q_KEY_CODE_BRACKET_RIGHT]       = KEY_RIGHTBRACE,
    [Q_KEY_CODE_RET]                 = KEY_ENTER,

    [Q_KEY_CODE_CTRL]                = KEY_LEFTCTRL,
    [Q_KEY_CODE_A]                   = KEY_A,
    [Q_KEY_CODE_S]                   = KEY_S,
    [Q_KEY_CODE_D]                   = KEY_D,
    [Q_KEY_CODE_F]                   = KEY_F,
    [Q_KEY_CODE_G]                   = KEY_G,
    [Q_KEY_CODE_H]                   = KEY_H,
    [Q_KEY_CODE_J]                   = KEY_J,
    [Q_KEY_CODE_K]                   = KEY_K,
    [Q_KEY_CODE_L]                   = KEY_L,
    [Q_KEY_CODE_SEMICOLON]           = KEY_SEMICOLON,
    [Q_KEY_CODE_APOSTROPHE]          = KEY_APOSTROPHE,
    [Q_KEY_CODE_GRAVE_ACCENT]        = KEY_GRAVE,

    [Q_KEY_CODE_SHIFT]               = KEY_LEFTSHIFT,
    [Q_KEY_CODE_BACKSLASH]           = KEY_BACKSLASH,
    [Q_KEY_CODE_LESS]                = KEY_102ND,
    [Q_KEY_CODE_Z]                   = KEY_Z,
    [Q_KEY_CODE_X]                   = KEY_X,
    [Q_KEY_CODE_C]                   = KEY_C,
    [Q_KEY_CODE_V]                   = KEY_V,
    [Q_KEY_CODE_B]                   = KEY_B,
    [Q_KEY_CODE_N]                   = KEY_N,
    [Q_KEY_CODE_M]                   = KEY_M,
    [Q_KEY_CODE_COMMA]               = KEY_COMMA,
    [Q_KEY_CODE_DOT]                 = KEY_DOT,
    [Q_KEY_CODE_SLASH]               = KEY_SLASH,
    [Q_KEY_CODE_SHIFT_R]             = KEY_RIGHTSHIFT,

    [Q_KEY_CODE_ALT]                 = KEY_LEFTALT,
    [Q_KEY_CODE_SPC]                 = KEY_SPACE,
    [Q_KEY_CODE_CAPS_LOCK]           = KEY_CAPSLOCK,

    [Q_KEY_CODE_F1]                  = KEY_F1,
    [Q_KEY_CODE_F2]                  = KEY_F2,
    [Q_KEY_CODE_F3]                  = KEY_F3,
    [Q_KEY_CODE_F4]                  = KEY_F4,
    [Q_KEY_CODE_F5]                  = KEY_F5,
    [Q_KEY_CODE_F6]                  = KEY_F6,
    [Q_KEY_CODE_F7]                  = KEY_F7,
    [Q_KEY_CODE_F8]                  = KEY_F8,
    [Q_KEY_CODE_F9]                  = KEY_F9,
    [Q_KEY_CODE_F10]                 = KEY_F10,
    [Q_KEY_CODE_NUM_LOCK]            = KEY_NUMLOCK,
    [Q_KEY_CODE_SCROLL_LOCK]         = KEY_SCROLLLOCK,

    [Q_KEY_CODE_KP_0]                = KEY_KP0,
    [Q_KEY_CODE_KP_1]                = KEY_KP1,
    [Q_KEY_CODE_KP_2]                = KEY_KP2,
    [Q_KEY_CODE_KP_3]                = KEY_KP3,
    [Q_KEY_CODE_KP_4]                = KEY_KP4,
    [Q_KEY_CODE_KP_5]                = KEY_KP5,
    [Q_KEY_CODE_KP_6]                = KEY_KP6,
    [Q_KEY_CODE_KP_7]                = KEY_KP7,
    [Q_KEY_CODE_KP_8]                = KEY_KP8,
    [Q_KEY_CODE_KP_9]                = KEY_KP9,
    [Q_KEY_CODE_KP_SUBTRACT]         = KEY_KPMINUS,
    [Q_KEY_CODE_KP_ADD]              = KEY_KPPLUS,
    [Q_KEY_CODE_KP_DECIMAL]          = KEY_KPDOT,
    [Q_KEY_CODE_KP_ENTER]            = KEY_KPENTER,
    [Q_KEY_CODE_KP_DIVIDE]           = KEY_KPSLASH,
    [Q_KEY_CODE_KP_MULTIPLY]         = KEY_KPASTERISK,

    [Q_KEY_CODE_F11]                 = KEY_F11,
    [Q_KEY_CODE_F12]                 = KEY_F12,

    [Q_KEY_CODE_CTRL_R]              = KEY_RIGHTCTRL,
    [Q_KEY_CODE_SYSRQ]               = KEY_SYSRQ,
    [Q_KEY_CODE_ALT_R]               = KEY_RIGHTALT,

    [Q_KEY_CODE_HOME]                = KEY_HOME,
    [Q_KEY_CODE_UP]                  = KEY_UP,
    [Q_KEY_CODE_PGUP]                = KEY_PAGEUP,
    [Q_KEY_CODE_LEFT]                = KEY_LEFT,
    [Q_KEY_CODE_RIGHT]               = KEY_RIGHT,
    [Q_KEY_CODE_END]                 = KEY_END,
    [Q_KEY_CODE_DOWN]                = KEY_DOWN,
    [Q_KEY_CODE_PGDN]                = KEY_PAGEDOWN,
    [Q_KEY_CODE_INSERT]              = KEY_INSERT,
    [Q_KEY_CODE_DELETE]              = KEY_DELETE,

    [Q_KEY_CODE_META_L]              = KEY_LEFTMETA,
    [Q_KEY_CODE_META_R]              = KEY_RIGHTMETA,
    [Q_KEY_CODE_MENU]                = KEY_MENU,
};

static const unsigned int keymap_button[INPUT_BUTTON_MAX] = {
    [INPUT_BUTTON_LEFT]              = BTN_LEFT,
    [INPUT_BUTTON_RIGHT]             = BTN_RIGHT,
    [INPUT_BUTTON_MIDDLE]            = BTN_MIDDLE,
    [INPUT_BUTTON_WHEEL_UP]          = BTN_GEAR_UP,
    [INPUT_BUTTON_WHEEL_DOWN]        = BTN_GEAR_DOWN,
};

static const unsigned int axismap_rel[INPUT_AXIS_MAX] = {
    [INPUT_AXIS_X]                   = REL_X,
    [INPUT_AXIS_Y]                   = REL_Y,
};

static const unsigned int axismap_abs[INPUT_AXIS_MAX] = {
    [INPUT_AXIS_X]                   = ABS_X,
    [INPUT_AXIS_Y]                   = ABS_Y,
};

/* ----------------------------------------------------------------- */

static void virtio_input_key_config(VirtIOInput *vinput,
                                    const unsigned int *keymap,
                                    size_t mapsize)
{
    virtio_input_config keys;
    int i, bit, byte, bmax = 0;

    memset(&keys, 0, sizeof(keys));
    for (i = 0; i < mapsize; i++) {
        bit = keymap[i];
        if (!bit) {
            continue;
        }
        byte = bit / 8;
        bit  = bit % 8;
        keys.u.bitmap[byte] |= (1 << bit);
        if (bmax < byte+1) {
            bmax = byte+1;
        }
    }
    keys.select = VIRTIO_INPUT_CFG_EV_BITS;
    keys.subsel = EV_KEY;
    keys.size   = bmax;
    virtio_input_add_config(vinput, &keys);
}

static void virtio_input_handle_event(DeviceState *dev, QemuConsole *src,
                                      InputEvent *evt)
{
    VirtIOInput *vinput = VIRTIO_INPUT(dev);
    virtio_input_event event;
    int qcode;

    switch (evt->kind) {
    case INPUT_EVENT_KIND_KEY:
        qcode = qemu_input_key_value_to_qcode(evt->key->key);
        if (qcode && keymap_qcode[qcode]) {
            event.type  = cpu_to_le16(EV_KEY);
            event.code  = cpu_to_le16(keymap_qcode[qcode]);
            event.value = cpu_to_le32(evt->key->down ? 1 : 0);
            virtio_input_send(vinput, &event);
        } else {
            if (evt->key->down) {
                fprintf(stderr, "%s: unmapped key: %d [%s]\n", __func__,
                        qcode, QKeyCode_lookup[qcode]);
            }
        }
        break;
    case INPUT_EVENT_KIND_BTN:
        if (keymap_button[evt->btn->button]) {
            event.type  = cpu_to_le16(EV_KEY);
            event.code  = cpu_to_le16(keymap_button[evt->btn->button]);
            event.value = cpu_to_le32(evt->btn->down ? 1 : 0);
            virtio_input_send(vinput, &event);
        } else {
            if (evt->btn->down) {
                fprintf(stderr, "%s: unmapped button: %d [%s]\n", __func__,
                        evt->btn->button, InputButton_lookup[evt->btn->button]);
            }
        }
        break;
    case INPUT_EVENT_KIND_REL:
        event.type  = cpu_to_le16(EV_REL);
        event.code  = cpu_to_le16(axismap_rel[evt->rel->axis]);
        event.value = cpu_to_le32(evt->rel->value);
        virtio_input_send(vinput, &event);
        break;
    case INPUT_EVENT_KIND_ABS:
        event.type  = cpu_to_le16(EV_ABS);
        event.code  = cpu_to_le16(axismap_abs[evt->abs->axis]);
        event.value = cpu_to_le32(evt->abs->value);
        virtio_input_send(vinput, &event);
        break;
    default:
        /* keep gcc happy */
        break;
    }
}

static void virtio_input_handle_sync(DeviceState *dev)
{
    VirtIOInput *vinput = VIRTIO_INPUT(dev);
    virtio_input_event event = {
        .type  = cpu_to_le16(EV_SYN),
        .code  = cpu_to_le16(SYN_REPORT),
        .value = 0,
    };

    virtio_input_send(vinput, &event);
}

static void virtio_input_hid_realize(DeviceState *dev, Error **errp)
{
    VirtIOInputHID *vhid = VIRTIO_INPUT_HID(dev);

    vhid->hs = qemu_input_handler_register(dev, vhid->handler);
    if (vhid->display && vhid->hs) {
        qemu_input_handler_bind(vhid->hs, vhid->display, vhid->head, NULL);
    }
}

static void virtio_input_hid_unrealize(DeviceState *dev, Error **errp)
{
    VirtIOInputHID *vhid = VIRTIO_INPUT_HID(dev);
    qemu_input_handler_unregister(vhid->hs);
}

static void virtio_input_hid_change_active(VirtIOInput *vinput)
{
    VirtIOInputHID *vhid = VIRTIO_INPUT_HID(vinput);

    if (vinput->active) {
        qemu_input_handler_activate(vhid->hs);
    } else {
        qemu_input_handler_deactivate(vhid->hs);
    }
}

static void virtio_input_hid_handle_status(VirtIOInput *vinput,
                                           virtio_input_event *event)
{
    VirtIOInputHID *vhid = VIRTIO_INPUT_HID(vinput);
    int ledbit = 0;

    switch (le16_to_cpu(event->type)) {
    case EV_LED:
        if (event->code == LED_NUML) {
            ledbit = QEMU_NUM_LOCK_LED;
        } else if (event->code == LED_CAPSL) {
            ledbit = QEMU_CAPS_LOCK_LED;
        } else if (event->code == LED_SCROLLL) {
            ledbit = QEMU_SCROLL_LOCK_LED;
        }
        if (event->value) {
            vhid->ledstate |= ledbit;
        } else {
            vhid->ledstate &= ~ledbit;
        }
        kbd_put_ledstate(vhid->ledstate);
        break;
    default:
        fprintf(stderr, "%s: unknown type %d\n", __func__,
                le16_to_cpu(event->type));
        break;
    }
}

static Property virtio_input_hid_properties[] = {
    DEFINE_PROP_STRING("display", VirtIOInputHID, display),
    DEFINE_PROP_UINT32("head", VirtIOInputHID, head, 0),
    DEFINE_PROP_END_OF_LIST(),
};

static void virtio_input_hid_class_init(ObjectClass *klass, void *data)
{
    DeviceClass *dc = DEVICE_CLASS(klass);
    VirtIOInputClass *vic = VIRTIO_INPUT_CLASS(klass);

    dc->props          = virtio_input_hid_properties;
    vic->realize       = virtio_input_hid_realize;
    vic->unrealize     = virtio_input_hid_unrealize;
    vic->change_active = virtio_input_hid_change_active;
    vic->handle_status = virtio_input_hid_handle_status;
}

static const TypeInfo virtio_input_hid_info = {
    .name          = TYPE_VIRTIO_INPUT_HID,
    .parent        = TYPE_VIRTIO_INPUT,
    .instance_size = sizeof(VirtIOInputHID),
    .class_init    = virtio_input_hid_class_init,
    .abstract      = true,
};

/* ----------------------------------------------------------------- */

static QemuInputHandler virtio_keyboard_handler = {
    .name  = VIRTIO_ID_NAME_KEYBOARD,
    .mask  = INPUT_EVENT_MASK_KEY,
    .event = virtio_input_handle_event,
    .sync  = virtio_input_handle_sync,
};

static struct virtio_input_config virtio_keyboard_config[] = {
    {
        .select    = VIRTIO_INPUT_CFG_ID_NAME,
        .size      = sizeof(VIRTIO_ID_NAME_KEYBOARD),
        .u.string  = VIRTIO_ID_NAME_KEYBOARD,
    },{
        .select    = VIRTIO_INPUT_CFG_ID_DEVIDS,
        .size      = sizeof(struct virtio_input_devids),
        .u.ids     = {
            .bustype = const_le16(BUS_VIRTUAL),
            .vendor  = const_le16(0x0627), /* same we use for usb hid devices */
            .product = const_le16(0x0001),
            .version = const_le16(0x0001),
        },
    },{
        .select    = VIRTIO_INPUT_CFG_EV_BITS,
        .subsel    = EV_REP,
        .size      = 1,
    },{
        .select    = VIRTIO_INPUT_CFG_EV_BITS,
        .subsel    = EV_LED,
        .size      = 1,
        .u.bitmap  = {
            (1 << LED_NUML) | (1 << LED_CAPSL) | (1 << LED_SCROLLL),
        },
    },
    { /* end of list */ },
};

static void virtio_keyboard_init(Object *obj)
{
    VirtIOInputHID *vhid = VIRTIO_INPUT_HID(obj);
    VirtIOInput *vinput = VIRTIO_INPUT(obj);

    vhid->handler = &virtio_keyboard_handler;
    virtio_input_init_config(vinput, virtio_keyboard_config);
    virtio_input_key_config(vinput, keymap_qcode,
                            ARRAY_SIZE(keymap_qcode));
}

static const TypeInfo virtio_keyboard_info = {
    .name          = TYPE_VIRTIO_KEYBOARD,
    .parent        = TYPE_VIRTIO_INPUT_HID,
    .instance_size = sizeof(VirtIOInputHID),
    .instance_init = virtio_keyboard_init,
};

/* ----------------------------------------------------------------- */

static QemuInputHandler virtio_mouse_handler = {
    .name  = VIRTIO_ID_NAME_MOUSE,
    .mask  = INPUT_EVENT_MASK_BTN | INPUT_EVENT_MASK_REL,
    .event = virtio_input_handle_event,
    .sync  = virtio_input_handle_sync,
};

static struct virtio_input_config virtio_mouse_config[] = {
    {
        .select    = VIRTIO_INPUT_CFG_ID_NAME,
        .size      = sizeof(VIRTIO_ID_NAME_MOUSE),
        .u.string  = VIRTIO_ID_NAME_MOUSE,
    },{
        .select    = VIRTIO_INPUT_CFG_ID_DEVIDS,
        .size      = sizeof(struct virtio_input_devids),
        .u.ids     = {
            .bustype = const_le16(BUS_VIRTUAL),
            .vendor  = const_le16(0x0627), /* same we use for usb hid devices */
            .product = const_le16(0x0002),
            .version = const_le16(0x0001),
        },
    },{
        .select    = VIRTIO_INPUT_CFG_EV_BITS,
        .subsel    = EV_REL,
        .size      = 1,
        .u.bitmap  = {
            (1 << REL_X) | (1 << REL_Y),
        },
    },
    { /* end of list */ },
};

static void virtio_mouse_init(Object *obj)
{
    VirtIOInputHID *vhid = VIRTIO_INPUT_HID(obj);
    VirtIOInput *vinput = VIRTIO_INPUT(obj);

    vhid->handler = &virtio_mouse_handler;
    virtio_input_init_config(vinput, virtio_mouse_config);
    virtio_input_key_config(vinput, keymap_button,
                            ARRAY_SIZE(keymap_button));
}

static const TypeInfo virtio_mouse_info = {
    .name          = TYPE_VIRTIO_MOUSE,
    .parent        = TYPE_VIRTIO_INPUT_HID,
    .instance_size = sizeof(VirtIOInputHID),
    .instance_init = virtio_mouse_init,
};

/* ----------------------------------------------------------------- */

static QemuInputHandler virtio_tablet_handler = {
    .name  = VIRTIO_ID_NAME_TABLET,
    .mask  = INPUT_EVENT_MASK_BTN | INPUT_EVENT_MASK_ABS,
    .event = virtio_input_handle_event,
    .sync  = virtio_input_handle_sync,
};

static struct virtio_input_config virtio_tablet_config[] = {
    {
        .select    = VIRTIO_INPUT_CFG_ID_NAME,
        .size      = sizeof(VIRTIO_ID_NAME_TABLET),
        .u.string  = VIRTIO_ID_NAME_TABLET,
    },{
        .select    = VIRTIO_INPUT_CFG_ID_DEVIDS,
        .size      = sizeof(struct virtio_input_devids),
        .u.ids     = {
            .bustype = const_le16(BUS_VIRTUAL),
            .vendor  = const_le16(0x0627), /* same we use for usb hid devices */
            .product = const_le16(0x0003),
            .version = const_le16(0x0001),
        },
    },{
        .select    = VIRTIO_INPUT_CFG_EV_BITS,
        .subsel    = EV_ABS,
        .size      = 1,
        .u.bitmap  = {
            (1 << ABS_X) | (1 << ABS_Y),
        },
    },{
        .select    = VIRTIO_INPUT_CFG_ABS_INFO,
        .subsel    = ABS_X,
        .size      = sizeof(virtio_input_absinfo),
        .u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE),
    },{
        .select    = VIRTIO_INPUT_CFG_ABS_INFO,
        .subsel    = ABS_Y,
        .size      = sizeof(virtio_input_absinfo),
        .u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE),
    },
    { /* end of list */ },
};

static void virtio_tablet_init(Object *obj)
{
    VirtIOInputHID *vhid = VIRTIO_INPUT_HID(obj);
    VirtIOInput *vinput = VIRTIO_INPUT(obj);

    vhid->handler = &virtio_tablet_handler;
    virtio_input_init_config(vinput, virtio_tablet_config);
    virtio_input_key_config(vinput, keymap_button,
                            ARRAY_SIZE(keymap_button));
}

static const TypeInfo virtio_tablet_info = {
    .name          = TYPE_VIRTIO_TABLET,
    .parent        = TYPE_VIRTIO_INPUT_HID,
    .instance_size = sizeof(VirtIOInputHID),
    .instance_init = virtio_tablet_init,
};

/* ----------------------------------------------------------------- */

static void virtio_register_types(void)
{
    type_register_static(&virtio_input_hid_info);
    type_register_static(&virtio_keyboard_info);
    type_register_static(&virtio_mouse_info);
    type_register_static(&virtio_tablet_info);
}

type_init(virtio_register_types)
Commit	Line	Data
55a1d80a GH	1	/*
	2	* This work is licensed under the terms of the GNU GPL, version 2 or
	3	* (at your option) any later version. See the COPYING file in the
	4	* top-level directory.
	5	*/
	6
	7	#include "qemu/iov.h"
	8
	9	#include "hw/qdev.h"
	10	#include "hw/virtio/virtio.h"
	11	#include "hw/virtio/virtio-input.h"
	12
	13	#undef CONFIG_CURSES
	14	#include "ui/console.h"
	15
	16	#include "standard-headers/linux/input.h"
	17
	18	#define VIRTIO_ID_NAME_KEYBOARD "QEMU Virtio Keyboard"
	19	#define VIRTIO_ID_NAME_MOUSE "QEMU Virtio Mouse"
	20	#define VIRTIO_ID_NAME_TABLET "QEMU Virtio Tablet"
	21
	22	/* ----------------------------------------------------------------- */
	23
	24	static const unsigned int keymap_qcode[Q_KEY_CODE_MAX] = {
	25	[Q_KEY_CODE_ESC] = KEY_ESC,
	26	[Q_KEY_CODE_1] = KEY_1,
	27	[Q_KEY_CODE_2] = KEY_2,
	28	[Q_KEY_CODE_3] = KEY_3,
	29	[Q_KEY_CODE_4] = KEY_4,
	30	[Q_KEY_CODE_5] = KEY_5,
	31	[Q_KEY_CODE_6] = KEY_6,
	32	[Q_KEY_CODE_7] = KEY_7,
	33	[Q_KEY_CODE_8] = KEY_8,
	34	[Q_KEY_CODE_9] = KEY_9,
	35	[Q_KEY_CODE_0] = KEY_0,
	36	[Q_KEY_CODE_MINUS] = KEY_MINUS,
	37	[Q_KEY_CODE_EQUAL] = KEY_EQUAL,
	38	[Q_KEY_CODE_BACKSPACE] = KEY_BACKSPACE,
	39
	40	[Q_KEY_CODE_TAB] = KEY_TAB,
	41	[Q_KEY_CODE_Q] = KEY_Q,
	42	[Q_KEY_CODE_W] = KEY_W,
	43	[Q_KEY_CODE_E] = KEY_E,
	44	[Q_KEY_CODE_R] = KEY_R,
	45	[Q_KEY_CODE_T] = KEY_T,
	46	[Q_KEY_CODE_Y] = KEY_Y,
	47	[Q_KEY_CODE_U] = KEY_U,
	48	[Q_KEY_CODE_I] = KEY_I,
	49	[Q_KEY_CODE_O] = KEY_O,
	50	[Q_KEY_CODE_P] = KEY_P,
	51	[Q_KEY_CODE_BRACKET_LEFT] = KEY_LEFTBRACE,
	52	[Q_KEY_CODE_BRACKET_RIGHT] = KEY_RIGHTBRACE,
	53	[Q_KEY_CODE_RET] = KEY_ENTER,
	54
	55	[Q_KEY_CODE_CTRL] = KEY_LEFTCTRL,
	56	[Q_KEY_CODE_A] = KEY_A,
	57	[Q_KEY_CODE_S] = KEY_S,
	58	[Q_KEY_CODE_D] = KEY_D,
	59	[Q_KEY_CODE_F] = KEY_F,
	60	[Q_KEY_CODE_G] = KEY_G,
	61	[Q_KEY_CODE_H] = KEY_H,
	62	[Q_KEY_CODE_J] = KEY_J,
	63	[Q_KEY_CODE_K] = KEY_K,
	64	[Q_KEY_CODE_L] = KEY_L,
65	[Q_KEY_CODE_SEMICOLON] = KEY_SEMICOLON,
66	[Q_KEY_CODE_APOSTROPHE] = KEY_APOSTROPHE,
67	[Q_KEY_CODE_GRAVE_ACCENT] = KEY_GRAVE,
68
69	[Q_KEY_CODE_SHIFT] = KEY_LEFTSHIFT,
70	[Q_KEY_CODE_BACKSLASH] = KEY_BACKSLASH,
71	[Q_KEY_CODE_LESS] = KEY_102ND,
72	[Q_KEY_CODE_Z] = KEY_Z,
73	[Q_KEY_CODE_X] = KEY_X,
74	[Q_KEY_CODE_C] = KEY_C,
75	[Q_KEY_CODE_V] = KEY_V,
76	[Q_KEY_CODE_B] = KEY_B,
77	[Q_KEY_CODE_N] = KEY_N,
78	[Q_KEY_CODE_M] = KEY_M,
79	[Q_KEY_CODE_COMMA] = KEY_COMMA,
80	[Q_KEY_CODE_DOT] = KEY_DOT,
81	[Q_KEY_CODE_SLASH] = KEY_SLASH,
82	[Q_KEY_CODE_SHIFT_R] = KEY_RIGHTSHIFT,
83
84	[Q_KEY_CODE_ALT] = KEY_LEFTALT,
85	[Q_KEY_CODE_SPC] = KEY_SPACE,
86	[Q_KEY_CODE_CAPS_LOCK] = KEY_CAPSLOCK,
87
88	[Q_KEY_CODE_F1] = KEY_F1,
89	[Q_KEY_CODE_F2] = KEY_F2,
90	[Q_KEY_CODE_F3] = KEY_F3,
91	[Q_KEY_CODE_F4] = KEY_F4,
92	[Q_KEY_CODE_F5] = KEY_F5,
93	[Q_KEY_CODE_F6] = KEY_F6,
94	[Q_KEY_CODE_F7] = KEY_F7,
95	[Q_KEY_CODE_F8] = KEY_F8,
96	[Q_KEY_CODE_F9] = KEY_F9,
97	[Q_KEY_CODE_F10] = KEY_F10,
98	[Q_KEY_CODE_NUM_LOCK] = KEY_NUMLOCK,
99	[Q_KEY_CODE_SCROLL_LOCK] = KEY_SCROLLLOCK,
100
101	[Q_KEY_CODE_KP_0] = KEY_KP0,
102	[Q_KEY_CODE_KP_1] = KEY_KP1,
103	[Q_KEY_CODE_KP_2] = KEY_KP2,
104	[Q_KEY_CODE_KP_3] = KEY_KP3,
105	[Q_KEY_CODE_KP_4] = KEY_KP4,
106	[Q_KEY_CODE_KP_5] = KEY_KP5,
107	[Q_KEY_CODE_KP_6] = KEY_KP6,
108	[Q_KEY_CODE_KP_7] = KEY_KP7,
109	[Q_KEY_CODE_KP_8] = KEY_KP8,
110	[Q_KEY_CODE_KP_9] = KEY_KP9,
111	[Q_KEY_CODE_KP_SUBTRACT] = KEY_KPMINUS,
112	[Q_KEY_CODE_KP_ADD] = KEY_KPPLUS,
113	[Q_KEY_CODE_KP_DECIMAL] = KEY_KPDOT,
114	[Q_KEY_CODE_KP_ENTER] = KEY_KPENTER,
115	[Q_KEY_CODE_KP_DIVIDE] = KEY_KPSLASH,
116	[Q_KEY_CODE_KP_MULTIPLY] = KEY_KPASTERISK,
117
118	[Q_KEY_CODE_F11] = KEY_F11,
119	[Q_KEY_CODE_F12] = KEY_F12,
120
121	[Q_KEY_CODE_CTRL_R] = KEY_RIGHTCTRL,
122	[Q_KEY_CODE_SYSRQ] = KEY_SYSRQ,
123	[Q_KEY_CODE_ALT_R] = KEY_RIGHTALT,
124
125	[Q_KEY_CODE_HOME] = KEY_HOME,
126	[Q_KEY_CODE_UP] = KEY_UP,
127	[Q_KEY_CODE_PGUP] = KEY_PAGEUP,
128	[Q_KEY_CODE_LEFT] = KEY_LEFT,
129	[Q_KEY_CODE_RIGHT] = KEY_RIGHT,
130	[Q_KEY_CODE_END] = KEY_END,
131	[Q_KEY_CODE_DOWN] = KEY_DOWN,
132	[Q_KEY_CODE_PGDN] = KEY_PAGEDOWN,
133	[Q_KEY_CODE_INSERT] = KEY_INSERT,
134	[Q_KEY_CODE_DELETE] = KEY_DELETE,
135
136	[Q_KEY_CODE_META_L] = KEY_LEFTMETA,
137	[Q_KEY_CODE_META_R] = KEY_RIGHTMETA,
138	[Q_KEY_CODE_MENU] = KEY_MENU,
139	};
140
141	static const unsigned int keymap_button[INPUT_BUTTON_MAX] = {
142	[INPUT_BUTTON_LEFT] = BTN_LEFT,
143	[INPUT_BUTTON_RIGHT] = BTN_RIGHT,
144	[INPUT_BUTTON_MIDDLE] = BTN_MIDDLE,
145	[INPUT_BUTTON_WHEEL_UP] = BTN_GEAR_UP,
146	[INPUT_BUTTON_WHEEL_DOWN] = BTN_GEAR_DOWN,
147	};
148
149	static const unsigned int axismap_rel[INPUT_AXIS_MAX] = {
150	[INPUT_AXIS_X] = REL_X,
151	[INPUT_AXIS_Y] = REL_Y,
152	};
153
154	static const unsigned int axismap_abs[INPUT_AXIS_MAX] = {
155	[INPUT_AXIS_X] = ABS_X,
156	[INPUT_AXIS_Y] = ABS_Y,
157	};
158
159	/* ----------------------------------------------------------------- */
160
161	static void virtio_input_key_config(VirtIOInput *vinput,
162	const unsigned int *keymap,
163	size_t mapsize)
164	{
165	virtio_input_config keys;
166	int i, bit, byte, bmax = 0;
167
168	memset(&keys, 0, sizeof(keys));
169	for (i = 0; i < mapsize; i++) {
170	bit = keymap[i];
171	if (!bit) {
172	continue;
173	}
174	byte = bit / 8;
175	bit = bit % 8;
176	keys.u.bitmap[byte] \|= (1 << bit);
177	if (bmax < byte+1) {
178	bmax = byte+1;
179	}
180	}
181	keys.select = VIRTIO_INPUT_CFG_EV_BITS;
182	keys.subsel = EV_KEY;
183	keys.size = bmax;
184	virtio_input_add_config(vinput, &keys);
185	}
186
187	static void virtio_input_handle_event(DeviceState dev, QemuConsole src,
188	InputEvent *evt)
189	{
190	VirtIOInput *vinput = VIRTIO_INPUT(dev);
191	virtio_input_event event;
192	int qcode;
193
194	switch (evt->kind) {
195	case INPUT_EVENT_KIND_KEY:
196	qcode = qemu_input_key_value_to_qcode(evt->key->key);
197	if (qcode && keymap_qcode[qcode]) {
198	event.type = cpu_to_le16(EV_KEY);
199	event.code = cpu_to_le16(keymap_qcode[qcode]);
200	event.value = cpu_to_le32(evt->key->down ? 1 : 0);
201	virtio_input_send(vinput, &event);
202	} else {
203	if (evt->key->down) {
204	fprintf(stderr, "%s: unmapped key: %d [%s]\n", __func__,
205	qcode, QKeyCode_lookup[qcode]);
206	}
207	}
208	break;
209	case INPUT_EVENT_KIND_BTN:
210	if (keymap_button[evt->btn->button]) {
211	event.type = cpu_to_le16(EV_KEY);
212	event.code = cpu_to_le16(keymap_button[evt->btn->button]);
213	event.value = cpu_to_le32(evt->btn->down ? 1 : 0);
214	virtio_input_send(vinput, &event);
215	} else {
216	if (evt->btn->down) {
217	fprintf(stderr, "%s: unmapped button: %d [%s]\n", __func__,
218	evt->btn->button, InputButton_lookup[evt->btn->button]);
219	}
220	}
221	break;
222	case INPUT_EVENT_KIND_REL:
223	event.type = cpu_to_le16(EV_REL);
224	event.code = cpu_to_le16(axismap_rel[evt->rel->axis]);
225	event.value = cpu_to_le32(evt->rel->value);
226	virtio_input_send(vinput, &event);
227	break;
228	case INPUT_EVENT_KIND_ABS:
229	event.type = cpu_to_le16(EV_ABS);
230	event.code = cpu_to_le16(axismap_abs[evt->abs->axis]);
231	event.value = cpu_to_le32(evt->abs->value);
232	virtio_input_send(vinput, &event);
233	break;
234	default:
235	/* keep gcc happy */
236	break;
237	}
238	}
239
240	static void virtio_input_handle_sync(DeviceState *dev)
241	{
242	VirtIOInput *vinput = VIRTIO_INPUT(dev);
243	virtio_input_event event = {
244	.type = cpu_to_le16(EV_SYN),
245	.code = cpu_to_le16(SYN_REPORT),
246	.value = 0,
247	};
248
249	virtio_input_send(vinput, &event);
250	}
251
252	static void virtio_input_hid_realize(DeviceState dev, Error *errp)
253	{
254	VirtIOInputHID *vhid = VIRTIO_INPUT_HID(dev);
5cce1733	255
55a1d80a	256	vhid->hs = qemu_input_handler_register(dev, vhid->handler);
5cce1733 GH	257	if (vhid->display && vhid->hs) {
	258	qemu_input_handler_bind(vhid->hs, vhid->display, vhid->head, NULL);
	259	}
55a1d80a GH	260	}
	261
	262	static void virtio_input_hid_unrealize(DeviceState dev, Error *errp)
	263	{
	264	VirtIOInputHID *vhid = VIRTIO_INPUT_HID(dev);
	265	qemu_input_handler_unregister(vhid->hs);
	266	}
	267
	268	static void virtio_input_hid_change_active(VirtIOInput *vinput)
	269	{
	270	VirtIOInputHID *vhid = VIRTIO_INPUT_HID(vinput);
	271
	272	if (vinput->active) {
	273	qemu_input_handler_activate(vhid->hs);
	274	} else {
	275	qemu_input_handler_deactivate(vhid->hs);
	276	}
	277	}
	278
	279	static void virtio_input_hid_handle_status(VirtIOInput *vinput,
	280	virtio_input_event *event)
	281	{
	282	VirtIOInputHID *vhid = VIRTIO_INPUT_HID(vinput);
	283	int ledbit = 0;
	284
	285	switch (le16_to_cpu(event->type)) {
	286	case EV_LED:
	287	if (event->code == LED_NUML) {
	288	ledbit = QEMU_NUM_LOCK_LED;
	289	} else if (event->code == LED_CAPSL) {
	290	ledbit = QEMU_CAPS_LOCK_LED;
	291	} else if (event->code == LED_SCROLLL) {
	292	ledbit = QEMU_SCROLL_LOCK_LED;
	293	}
	294	if (event->value) {
	295	vhid->ledstate \|= ledbit;
	296	} else {
	297	vhid->ledstate &= ~ledbit;
	298	}
	299	kbd_put_ledstate(vhid->ledstate);
	300	break;
	301	default:
	302	fprintf(stderr, "%s: unknown type %d\n", __func__,
	303	le16_to_cpu(event->type));
	304	break;
	305	}
	306	}
	307
5cce1733 GH	308	static Property virtio_input_hid_properties[] = {
	309	DEFINE_PROP_STRING("display", VirtIOInputHID, display),
	310	DEFINE_PROP_UINT32("head", VirtIOInputHID, head, 0),
2a19b229	311	DEFINE_PROP_END_OF_LIST(),
5cce1733 GH	312	};
5cce1733 GH	313
55a1d80a GH	314	static void virtio_input_hid_class_init(ObjectClass klass, void data)
55a1d80a GH	315	{
5cce1733	316	DeviceClass *dc = DEVICE_CLASS(klass);
55a1d80a GH	317	VirtIOInputClass *vic = VIRTIO_INPUT_CLASS(klass);
55a1d80a GH	318
5cce1733	319	dc->props = virtio_input_hid_properties;
55a1d80a GH	320	vic->realize = virtio_input_hid_realize;
	321	vic->unrealize = virtio_input_hid_unrealize;
	322	vic->change_active = virtio_input_hid_change_active;
	323	vic->handle_status = virtio_input_hid_handle_status;
	324	}
	325
	326	static const TypeInfo virtio_input_hid_info = {
	327	.name = TYPE_VIRTIO_INPUT_HID,
	328	.parent = TYPE_VIRTIO_INPUT,
	329	.instance_size = sizeof(VirtIOInputHID),
	330	.class_init = virtio_input_hid_class_init,
	331	.abstract = true,
	332	};
	333
	334	/* ----------------------------------------------------------------- */
	335
	336	static QemuInputHandler virtio_keyboard_handler = {
	337	.name = VIRTIO_ID_NAME_KEYBOARD,
	338	.mask = INPUT_EVENT_MASK_KEY,
	339	.event = virtio_input_handle_event,
	340	.sync = virtio_input_handle_sync,
	341	};
	342
	343	static struct virtio_input_config virtio_keyboard_config[] = {
	344	{
	345	.select = VIRTIO_INPUT_CFG_ID_NAME,
	346	.size = sizeof(VIRTIO_ID_NAME_KEYBOARD),
	347	.u.string = VIRTIO_ID_NAME_KEYBOARD,
	348	},{
	349	.select = VIRTIO_INPUT_CFG_ID_DEVIDS,
	350	.size = sizeof(struct virtio_input_devids),
	351	.u.ids = {
	352	.bustype = const_le16(BUS_VIRTUAL),
	353	.vendor = const_le16(0x0627), /* same we use for usb hid devices */
	354	.product = const_le16(0x0001),
	355	.version = const_le16(0x0001),
	356	},
	357	},{
	358	.select = VIRTIO_INPUT_CFG_EV_BITS,
	359	.subsel = EV_REP,
	360	.size = 1,
	361	},{
	362	.select = VIRTIO_INPUT_CFG_EV_BITS,
	363	.subsel = EV_LED,
	364	.size = 1,
	365	.u.bitmap = {
	366	(1 << LED_NUML) \| (1 << LED_CAPSL) \| (1 << LED_SCROLLL),
	367	},
	368	},
	369	{ /* end of list */ },
	370	};
	371
	372	static void virtio_keyboard_init(Object *obj)
	373	{
	374	VirtIOInputHID *vhid = VIRTIO_INPUT_HID(obj);
	375	VirtIOInput *vinput = VIRTIO_INPUT(obj);
	376
	377	vhid->handler = &virtio_keyboard_handler;
	378	virtio_input_init_config(vinput, virtio_keyboard_config);
	379	virtio_input_key_config(vinput, keymap_qcode,
	380	ARRAY_SIZE(keymap_qcode));
	381	}
	382
	383	static const TypeInfo virtio_keyboard_info = {
384	.name = TYPE_VIRTIO_KEYBOARD,
385	.parent = TYPE_VIRTIO_INPUT_HID,
386	.instance_size = sizeof(VirtIOInputHID),
387	.instance_init = virtio_keyboard_init,
388	};
389
390	/* ----------------------------------------------------------------- */
391
392	static QemuInputHandler virtio_mouse_handler = {
393	.name = VIRTIO_ID_NAME_MOUSE,
394	.mask = INPUT_EVENT_MASK_BTN \| INPUT_EVENT_MASK_REL,
395	.event = virtio_input_handle_event,
396	.sync = virtio_input_handle_sync,
397	};
398
399	static struct virtio_input_config virtio_mouse_config[] = {
400	{
401	.select = VIRTIO_INPUT_CFG_ID_NAME,
402	.size = sizeof(VIRTIO_ID_NAME_MOUSE),
403	.u.string = VIRTIO_ID_NAME_MOUSE,
404	},{
405	.select = VIRTIO_INPUT_CFG_ID_DEVIDS,
406	.size = sizeof(struct virtio_input_devids),
407	.u.ids = {
408	.bustype = const_le16(BUS_VIRTUAL),
409	.vendor = const_le16(0x0627), /* same we use for usb hid devices */
410	.product = const_le16(0x0002),
411	.version = const_le16(0x0001),
412	},
413	},{
414	.select = VIRTIO_INPUT_CFG_EV_BITS,
415	.subsel = EV_REL,
416	.size = 1,
417	.u.bitmap = {
418	(1 << REL_X) \| (1 << REL_Y),
419	},
420	},
421	{ /* end of list */ },
422	};
423
424	static void virtio_mouse_init(Object *obj)
425	{
426	VirtIOInputHID *vhid = VIRTIO_INPUT_HID(obj);
427	VirtIOInput *vinput = VIRTIO_INPUT(obj);
428
429	vhid->handler = &virtio_mouse_handler;
430	virtio_input_init_config(vinput, virtio_mouse_config);
431	virtio_input_key_config(vinput, keymap_button,
432	ARRAY_SIZE(keymap_button));
433	}
434
435	static const TypeInfo virtio_mouse_info = {
436	.name = TYPE_VIRTIO_MOUSE,
437	.parent = TYPE_VIRTIO_INPUT_HID,
438	.instance_size = sizeof(VirtIOInputHID),
439	.instance_init = virtio_mouse_init,
440	};
441
442	/* ----------------------------------------------------------------- */
443
444	static QemuInputHandler virtio_tablet_handler = {
445	.name = VIRTIO_ID_NAME_TABLET,
446	.mask = INPUT_EVENT_MASK_BTN \| INPUT_EVENT_MASK_ABS,
447	.event = virtio_input_handle_event,
448	.sync = virtio_input_handle_sync,
449	};
450
451	static struct virtio_input_config virtio_tablet_config[] = {
452	{
453	.select = VIRTIO_INPUT_CFG_ID_NAME,
454	.size = sizeof(VIRTIO_ID_NAME_TABLET),
455	.u.string = VIRTIO_ID_NAME_TABLET,
456	},{
457	.select = VIRTIO_INPUT_CFG_ID_DEVIDS,
458	.size = sizeof(struct virtio_input_devids),
459	.u.ids = {
460	.bustype = const_le16(BUS_VIRTUAL),
461	.vendor = const_le16(0x0627), /* same we use for usb hid devices */
462	.product = const_le16(0x0003),
463	.version = const_le16(0x0001),
464	},
465	},{
466	.select = VIRTIO_INPUT_CFG_EV_BITS,
467	.subsel = EV_ABS,
468	.size = 1,
469	.u.bitmap = {
470	(1 << ABS_X) \| (1 << ABS_Y),
471	},
472	},{
473	.select = VIRTIO_INPUT_CFG_ABS_INFO,
474	.subsel = ABS_X,
475	.size = sizeof(virtio_input_absinfo),
476	.u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE),
477	},{
478	.select = VIRTIO_INPUT_CFG_ABS_INFO,
479	.subsel = ABS_Y,
480	.size = sizeof(virtio_input_absinfo),
481	.u.abs.max = const_le32(INPUT_EVENT_ABS_SIZE),
482	},
483	{ /* end of list */ },
484	};
485
486	static void virtio_tablet_init(Object *obj)
487	{
488	VirtIOInputHID *vhid = VIRTIO_INPUT_HID(obj);
489	VirtIOInput *vinput = VIRTIO_INPUT(obj);
490
491	vhid->handler = &virtio_tablet_handler;
492	virtio_input_init_config(vinput, virtio_tablet_config);
493	virtio_input_key_config(vinput, keymap_button,
494	ARRAY_SIZE(keymap_button));
495	}
496
497	static const TypeInfo virtio_tablet_info = {
498	.name = TYPE_VIRTIO_TABLET,
499	.parent = TYPE_VIRTIO_INPUT_HID,
500	.instance_size = sizeof(VirtIOInputHID),
501	.instance_init = virtio_tablet_init,
502	};
503
504	/* ----------------------------------------------------------------- */
505
506	static void virtio_register_types(void)
507	{
508	type_register_static(&virtio_input_hid_info);
509	type_register_static(&virtio_keyboard_info);
510	type_register_static(&virtio_mouse_info);
511	type_register_static(&virtio_tablet_info);
512	}
513
514	type_init(virtio_register_types)