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kbd: add support for brazilian keyboard (two extra keys). 

input: add virtio-input devices.
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Merge remote-tracking branch 'remotes/kraxel/tags/pull-input-20150529-1' into staging

kbd: add support for brazilian keyboard (two extra keys).
input: add virtio-input devices.

# gpg: Signature made Fri May 29 10:09:02 2015 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-input-20150529-1:
  virtio-input: emulated devices [device]
  virtio-input: core code & base class [device]
  virtio-input: add linux/input.h
  kbd: add brazil kbd keys to x11 evdev map
  kbd: add brazil kbd keys to qemu

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2015-05-29 11:23:07 +01:00
parent ba7c388963 55a1d80a41
commit 9441aa282b
10 changed files with 2105 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
hw/input/Makefile.objs
View File

@ -8,6 +8,11 @@ common-obj-$(CONFIG_STELLARIS_INPUT) += stellaris_input.o
common-obj-$(CONFIG_TSC2005) += tsc2005.o
common-obj-$(CONFIG_VMMOUSE) += vmmouse.o
ifeq ($(CONFIG_LINUX),y)
common-obj-$(CONFIG_VIRTIO) += virtio-input.o
common-obj-$(CONFIG_VIRTIO) += virtio-input-hid.o
endif
obj-$(CONFIG_MILKYMIST) += milkymist-softusb.o
obj-$(CONFIG_PXA2XX) += pxa2xx_keypad.o
obj-$(CONFIG_TSC210X) += tsc210x.o

502
hw/input/virtio-input-hid.c Normal file
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@ -0,0 +1,502 @@
/*
* 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);
}
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 void virtio_input_hid_class_init(ObjectClass *klass, void *data)
{
VirtIOInputClass *vic = VIRTIO_INPUT_CLASS(klass);
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)

282
hw/input/virtio-input.c Normal file
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@ -0,0 +1,282 @@
/*
* 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"
#include "standard-headers/linux/input.h"
/* ----------------------------------------------------------------- */
void virtio_input_send(VirtIOInput *vinput, virtio_input_event *event)
{
VirtQueueElement elem;
unsigned have, need;
int i, len;
/* queue up events ... */
if (vinput->qindex == vinput->qsize) {
vinput->qsize++;
vinput->queue = realloc(vinput->queue, vinput->qsize *
sizeof(virtio_input_event));
}
vinput->queue[vinput->qindex++] = *event;
/* ... until we see a report sync ... */
if (event->type != cpu_to_le16(EV_SYN) ||
event->code != cpu_to_le16(SYN_REPORT)) {
return;
}
/* ... then check available space ... */
need = sizeof(virtio_input_event) * vinput->qindex;
virtqueue_get_avail_bytes(vinput->evt, &have, NULL, need, 0);
if (have < need) {
vinput->qindex = 0;
fprintf(stderr, "%s: ENOSPC in vq, dropping events\n", __func__);
return;
}
/* ... and finally pass them to the guest */
for (i = 0; i < vinput->qindex; i++) {
if (!virtqueue_pop(vinput->evt, &elem)) {
/* should not happen, we've checked for space beforehand */
fprintf(stderr, "%s: Huh? No vq elem available ...\n", __func__);
return;
}
len = iov_from_buf(elem.in_sg, elem.in_num,
0, vinput->queue+i, sizeof(virtio_input_event));
virtqueue_push(vinput->evt, &elem, len);
}
virtio_notify(VIRTIO_DEVICE(vinput), vinput->evt);
vinput->qindex = 0;
}
static void virtio_input_handle_evt(VirtIODevice *vdev, VirtQueue *vq)
{
/* nothing */
}
static void virtio_input_handle_sts(VirtIODevice *vdev, VirtQueue *vq)
{
VirtIOInputClass *vic = VIRTIO_INPUT_GET_CLASS(vdev);
VirtIOInput *vinput = VIRTIO_INPUT(vdev);
virtio_input_event event;
VirtQueueElement elem;
int len;
while (virtqueue_pop(vinput->sts, &elem)) {
memset(&event, 0, sizeof(event));
len = iov_to_buf(elem.out_sg, elem.out_num,
0, &event, sizeof(event));
if (vic->handle_status) {
vic->handle_status(vinput, &event);
}
virtqueue_push(vinput->sts, &elem, len);
}
virtio_notify(vdev, vinput->sts);
}
static virtio_input_config *virtio_input_find_config(VirtIOInput *vinput,
uint8_t select,
uint8_t subsel)
{
VirtIOInputConfig *cfg;
QTAILQ_FOREACH(cfg, &vinput->cfg_list, node) {
if (select == cfg->config.select &&
subsel == cfg->config.subsel) {
return &cfg->config;
}
}
return NULL;
}
void virtio_input_add_config(VirtIOInput *vinput,
virtio_input_config *config)
{
VirtIOInputConfig *cfg;
if (virtio_input_find_config(vinput, config->select, config->subsel)) {
/* should not happen */
fprintf(stderr, "%s: duplicate config: %d/%d\n",
__func__, config->select, config->subsel);
abort();
}
cfg = g_new0(VirtIOInputConfig, 1);
cfg->config = *config;
QTAILQ_INSERT_TAIL(&vinput->cfg_list, cfg, node);
}
void virtio_input_init_config(VirtIOInput *vinput,
virtio_input_config *config)
{
int i = 0;
QTAILQ_INIT(&vinput->cfg_list);
while (config[i].select) {
virtio_input_add_config(vinput, config + i);
i++;
}
}
void virtio_input_idstr_config(VirtIOInput *vinput,
uint8_t select, const char *string)
{
virtio_input_config id;
if (!string) {
return;
}
memset(&id, 0, sizeof(id));
id.select = select;
id.size = snprintf(id.u.string, sizeof(id.u.string), "%s", string);
virtio_input_add_config(vinput, &id);
}
static void virtio_input_get_config(VirtIODevice *vdev, uint8_t *config_data)
{
VirtIOInput *vinput = VIRTIO_INPUT(vdev);
virtio_input_config *config;
config = virtio_input_find_config(vinput, vinput->cfg_select,
vinput->cfg_subsel);
if (config) {
memcpy(config_data, config, vinput->cfg_size);
} else {
memset(config_data, 0, vinput->cfg_size);
}
}
static void virtio_input_set_config(VirtIODevice *vdev,
const uint8_t *config_data)
{
VirtIOInput *vinput = VIRTIO_INPUT(vdev);
virtio_input_config *config = (virtio_input_config *)config_data;
vinput->cfg_select = config->select;
vinput->cfg_subsel = config->subsel;
virtio_notify_config(vdev);
}
static uint32_t virtio_input_get_features(VirtIODevice *vdev, uint32_t f)
{
return f;
}
static void virtio_input_set_status(VirtIODevice *vdev, uint8_t val)
{
VirtIOInputClass *vic = VIRTIO_INPUT_GET_CLASS(vdev);
VirtIOInput *vinput = VIRTIO_INPUT(vdev);
if (val & VIRTIO_CONFIG_S_DRIVER_OK) {
if (!vinput->active) {
vinput->active = true;
if (vic->change_active) {
vic->change_active(vinput);
}
}
}
}
static void virtio_input_reset(VirtIODevice *vdev)
{
VirtIOInputClass *vic = VIRTIO_INPUT_GET_CLASS(vdev);
VirtIOInput *vinput = VIRTIO_INPUT(vdev);
if (vinput->active) {
vinput->active = false;
if (vic->change_active) {
vic->change_active(vinput);
}
}
}
static void virtio_input_device_realize(DeviceState *dev, Error **errp)
{
VirtIOInputClass *vic = VIRTIO_INPUT_GET_CLASS(dev);
VirtIODevice *vdev = VIRTIO_DEVICE(dev);
VirtIOInput *vinput = VIRTIO_INPUT(dev);
VirtIOInputConfig *cfg;
Error *local_err = NULL;
if (vic->realize) {
vic->realize(dev, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
}
virtio_input_idstr_config(vinput, VIRTIO_INPUT_CFG_ID_SERIAL,
vinput->input.serial);
QTAILQ_FOREACH(cfg, &vinput->cfg_list, node) {
if (vinput->cfg_size < cfg->config.size) {
vinput->cfg_size = cfg->config.size;
}
}
vinput->cfg_size += 8;
assert(vinput->cfg_size <= sizeof(virtio_input_config));
virtio_init(vdev, "virtio-input", VIRTIO_ID_INPUT,
vinput->cfg_size);
vinput->evt = virtio_add_queue(vdev, 64, virtio_input_handle_evt);
vinput->sts = virtio_add_queue(vdev, 64, virtio_input_handle_sts);
}
static void virtio_input_device_unrealize(DeviceState *dev, Error **errp)
{
VirtIOInputClass *vic = VIRTIO_INPUT_GET_CLASS(dev);
VirtIODevice *vdev = VIRTIO_DEVICE(dev);
Error *local_err = NULL;
if (vic->unrealize) {
vic->unrealize(dev, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
}
virtio_cleanup(vdev);
}
static void virtio_input_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
vdc->realize = virtio_input_device_realize;
vdc->unrealize = virtio_input_device_unrealize;
vdc->get_config = virtio_input_get_config;
vdc->set_config = virtio_input_set_config;
vdc->get_features = virtio_input_get_features;
vdc->set_status = virtio_input_set_status;
vdc->reset = virtio_input_reset;
}
static const TypeInfo virtio_input_info = {
.name = TYPE_VIRTIO_INPUT,
.parent = TYPE_VIRTIO_DEVICE,
.instance_size = sizeof(VirtIOInput),
.class_size = sizeof(VirtIOInputClass),
.class_init = virtio_input_class_init,
.abstract = true,
};
/* ----------------------------------------------------------------- */
static void virtio_register_types(void)
{
type_register_static(&virtio_input_info);
}
type_init(virtio_register_types)

105
include/hw/virtio/virtio-input.h Normal file
View File

@ -0,0 +1,105 @@
#ifndef _QEMU_VIRTIO_INPUT_H
#define _QEMU_VIRTIO_INPUT_H
#include "ui/input.h"
/* ----------------------------------------------------------------- */
/* virtio input protocol */
#include "standard-headers/linux/virtio_ids.h"
#include "standard-headers/linux/virtio_input.h"
typedef struct virtio_input_absinfo virtio_input_absinfo;
typedef struct virtio_input_config virtio_input_config;
typedef struct virtio_input_event virtio_input_event;
#if defined(HOST_WORDS_BIGENDIAN)
# define const_le32(_x) bswap32(_x)
# define const_le16(_x) bswap32(_x)
#else
# define const_le32(_x) (_x)
# define const_le16(_x) (_x)
#endif
/* ----------------------------------------------------------------- */
/* qemu internals */
#define TYPE_VIRTIO_INPUT "virtio-input-device"
#define VIRTIO_INPUT(obj) \
OBJECT_CHECK(VirtIOInput, (obj), TYPE_VIRTIO_INPUT)
#define VIRTIO_INPUT_GET_PARENT_CLASS(obj) \
OBJECT_GET_PARENT_CLASS(obj, TYPE_VIRTIO_INPUT)
#define VIRTIO_INPUT_GET_CLASS(obj) \
OBJECT_GET_CLASS(VirtIOInputClass, obj, TYPE_VIRTIO_INPUT)
#define VIRTIO_INPUT_CLASS(klass) \
OBJECT_CLASS_CHECK(VirtIOInputClass, klass, TYPE_VIRTIO_INPUT)
#define TYPE_VIRTIO_INPUT_HID "virtio-input-hid"
#define TYPE_VIRTIO_KEYBOARD "virtio-keyboard"
#define TYPE_VIRTIO_MOUSE "virtio-mouse"
#define TYPE_VIRTIO_TABLET "virtio-tablet"
#define VIRTIO_INPUT_HID(obj) \
OBJECT_CHECK(VirtIOInputHID, (obj), TYPE_VIRTIO_INPUT_HID)
#define VIRTIO_INPUT_HID_GET_PARENT_CLASS(obj) \
OBJECT_GET_PARENT_CLASS(obj, TYPE_VIRTIO_INPUT_HID)
#define DEFINE_VIRTIO_INPUT_PROPERTIES(_state, _field) \
DEFINE_PROP_STRING("serial", _state, _field.serial)
typedef struct VirtIOInput VirtIOInput;
typedef struct VirtIOInputClass VirtIOInputClass;
typedef struct VirtIOInputConfig VirtIOInputConfig;
typedef struct VirtIOInputHID VirtIOInputHID;
struct virtio_input_conf {
char *serial;
};
struct VirtIOInputConfig {
virtio_input_config config;
QTAILQ_ENTRY(VirtIOInputConfig) node;
};
struct VirtIOInput {
VirtIODevice parent_obj;
uint8_t cfg_select;
uint8_t cfg_subsel;
uint32_t cfg_size;
QTAILQ_HEAD(, VirtIOInputConfig) cfg_list;
VirtQueue *evt, *sts;
virtio_input_conf input;
virtio_input_event *queue;
uint32_t qindex, qsize;
bool active;
};
struct VirtIOInputClass {
/*< private >*/
VirtioDeviceClass parent;
/*< public >*/
DeviceRealize realize;
DeviceUnrealize unrealize;
void (*change_active)(VirtIOInput *vinput);
void (*handle_status)(VirtIOInput *vinput, virtio_input_event *event);
};
struct VirtIOInputHID {
VirtIOInput parent_obj;
QemuInputHandler *handler;
QemuInputHandlerState *hs;
int ledstate;
};
void virtio_input_send(VirtIOInput *vinput, virtio_input_event *event);
void virtio_input_init_config(VirtIOInput *vinput,
virtio_input_config *config);
void virtio_input_add_config(VirtIOInput *vinput,
virtio_input_config *config);
void virtio_input_idstr_config(VirtIOInput *vinput,
uint8_t select, const char *string);
#endif /* _QEMU_VIRTIO_INPUT_H */

1
include/hw/virtio/virtio.h
View File

@ -188,6 +188,7 @@ int virtio_set_features(VirtIODevice *vdev, uint32_t val);
typedef struct VirtIOBlkConf VirtIOBlkConf;
struct virtio_net_conf;
typedef struct virtio_serial_conf virtio_serial_conf;
typedef struct virtio_input_conf virtio_input_conf;
typedef struct VirtIOSCSIConf VirtIOSCSIConf;
typedef struct VirtIORNGConf VirtIORNGConf;

1198
include/standard-headers/linux/input.h Normal file
View File

File diff suppressed because it is too large Load Diff

4
qapi-schema.json
View File

@ -2784,6 +2784,7 @@
# Since: 1.3.0
#
# 'unmapped' and 'pause' since 2.0
# 'ro' and 'kp_comma' since 2.4
##
{ 'enum': 'QKeyCode',
'data': [ 'unmapped',
@ -2801,7 +2802,8 @@
'kp_9', 'less', 'f11', 'f12', 'print', 'home', 'pgup', 'pgdn', 'end',
'left', 'up', 'down', 'right', 'insert', 'delete', 'stop', 'again',
'props', 'undo', 'front', 'copy', 'open', 'paste', 'find', 'cut',
'lf', 'help', 'meta_l', 'meta_r', 'compose', 'pause' ] }
'lf', 'help', 'meta_l', 'meta_r', 'compose', 'pause', 'ro',
'kp_comma' ] }
##
# @KeyValue

4
scripts/update-linux-headers.sh
View File

@ -31,7 +31,7 @@ fi
cp_virtio() {
from=$1
to=$2
virtio=$(find "$from" -name '*virtio*h')
virtio=$(find "$from" -name '*virtio*h' -o -name "input.h")
if [ "$virtio" ]; then
rm -rf "$to"
mkdir -p "$to"
@ -40,6 +40,7 @@ cp_virtio() {
grep '#include' "$f" | grep -v -e 'linux/virtio' \
-e 'linux/types' \
-e 'linux/if_ether' \
-e 'sys/' \
> /dev/null
then
echo "Unexpected #include in input file $f".
@ -48,6 +49,7 @@ cp_virtio() {
header=$(basename "$f");
sed -e 's/__u\([0-9][0-9]*\)/uint\1_t/g' \
-e 's/__s\([0-9][0-9]*\)/int\1_t/g' \
-e 's/__le\([0-9][0-9]*\)/uint\1_t/g' \
-e 's/__be\([0-9][0-9]*\)/uint\1_t/g' \
-e 's/<linux\/\([^>]*\)>/"standard-headers\/linux\/\1"/' \

4
ui/input-keymap.c
View File

@ -128,6 +128,10 @@ static const int qcode_to_number[] = {
[Q_KEY_CODE_INSERT] = 0xd2,
[Q_KEY_CODE_DELETE] = 0xd3,
[Q_KEY_CODE_RO] = 0x73,
[Q_KEY_CODE_KP_COMMA] = 0x7e,
[Q_KEY_CODE_MAX] = 0,
};

4
ui/x_keymap.c
View File

@ -94,7 +94,7 @@ static const uint8_t x_keycode_to_pc_keycode[115] = {
*/
static const uint8_t evdev_keycode_to_pc_keycode[61] = {
0, /* 97 EVDEV - RO ("Internet" Keyboards) */
0x73, /* 97 EVDEV - RO ("Internet" Keyboards) */
0, /* 98 EVDEV - KATA (Katakana) */
0, /* 99 EVDEV - HIRA (Hiragana) */
0x79, /* 100 EVDEV - HENK (Henkan) */
@ -126,7 +126,7 @@ static const uint8_t evdev_keycode_to_pc_keycode[61] = {
0, /* 126 EVDEV - I126 ("Internet" Keyboards) */
0, /* 127 EVDEV - PAUS */
0, /* 128 EVDEV - ???? */
0, /* 129 EVDEV - I129 ("Internet" Keyboards) */
0x7e, /* 129 EVDEV - KP_COMMA (brazilian) */
0xf1, /* 130 EVDEV - HNGL (Korean Hangul Latin toggle) */
0xf2, /* 131 EVDEV - HJCV (Korean Hangul Hanja toggle) */
0x7d, /* 132 AE13 (Yen)*/