[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 1/2] Support for multiple keyboard devices
From: |
Dmitry Zhurikhin |
Subject: |
[Qemu-devel] [PATCH 1/2] Support for multiple keyboard devices |
Date: |
Wed, 4 May 2011 16:35:13 +0400 |
From: Shahar Havivi <address@hidden>
Adding keyboard is done to the queue instead of "last added keyboard wins",
when removing keyboard via device_del - previous keyboard is selected.
Signed-off-by: Shahar Havivi <address@hidden>
---
console.h | 16 +++++++++++-
hw/adb.c | 2 +-
hw/escc.c | 3 +-
hw/musicpal.c | 2 +-
hw/nseries.c | 4 +-
hw/palm.c | 2 +-
hw/ps2.c | 2 +-
hw/pxa2xx_keypad.c | 3 +-
hw/spitz.c | 3 +-
hw/stellaris_input.c | 3 +-
hw/syborg_keyboard.c | 3 +-
hw/usb-hid.c | 12 ++++++++-
hw/xenfb.c | 5 ++-
input.c | 63 +++++++++++++++++++++++++++++++++++++------------
14 files changed, 90 insertions(+), 33 deletions(-)
diff --git a/console.h b/console.h
index 64d1f09..671390c 100644
--- a/console.h
+++ b/console.h
@@ -43,8 +43,20 @@ typedef struct QEMUPutLEDEntry {
QTAILQ_ENTRY(QEMUPutLEDEntry) next;
} QEMUPutLEDEntry;
-void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque);
-void qemu_remove_kbd_event_handler(void);
+typedef struct QEMUPutKbdEntry {
+ char *qemu_put_kbd_name;
+ QEMUPutKBDEvent *qemu_put_kbd_event;
+ void *qemu_put_kbd_event_opaque;
+ int index;
+
+ QTAILQ_ENTRY(QEMUPutKbdEntry) node;
+} QEMUPutKbdEntry;
+
+QEMUPutKbdEntry *qemu_add_kbd_event_handler(QEMUPutKBDEvent *func,
+ void *opaque,
+ const char *name);
+void qemu_remove_kbd_event_handler(QEMUPutKbdEntry *entry);
+void qemu_activate_keyboard_event_handler(QEMUPutKbdEntry *entry);
QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
void *opaque, int absolute,
const char *name);
diff --git a/hw/adb.c b/hw/adb.c
index 7499cdc..7af5a0e 100644
--- a/hw/adb.c
+++ b/hw/adb.c
@@ -293,7 +293,7 @@ void adb_kbd_init(ADBBusState *bus)
s = qemu_mallocz(sizeof(KBDState));
d = adb_register_device(bus, ADB_KEYBOARD, adb_kbd_request,
adb_kbd_reset, s);
- qemu_add_kbd_event_handler(adb_kbd_put_keycode, d);
+ qemu_add_kbd_event_handler(adb_kbd_put_keycode, d, "QEMU ADB Keyboard");
vmstate_register(NULL, -1, &vmstate_adb_kbd, s);
}
diff --git a/hw/escc.c b/hw/escc.c
index f6fd919..d5d3297 100644
--- a/hw/escc.c
+++ b/hw/escc.c
@@ -928,7 +928,8 @@ static int escc_init1(SysBusDevice *dev)
"QEMU Sun Mouse");
}
if (s->chn[1].type == kbd) {
- qemu_add_kbd_event_handler(sunkbd_event, &s->chn[1]);
+ qemu_add_kbd_event_handler(sunkbd_event, &s->chn[1],
+ "QEMU Sun Keyboard");
}
return 0;
diff --git a/hw/musicpal.c b/hw/musicpal.c
index 52b2931..723f94b 100644
--- a/hw/musicpal.c
+++ b/hw/musicpal.c
@@ -1454,7 +1454,7 @@ static int musicpal_key_init(SysBusDevice *dev)
qdev_init_gpio_out(&dev->qdev, s->out, ARRAY_SIZE(s->out));
- qemu_add_kbd_event_handler(musicpal_key_event, s);
+ qemu_add_kbd_event_handler(musicpal_key_event, s, "QEMU Musicpal
Keyboard");
return 0;
}
diff --git a/hw/nseries.c b/hw/nseries.c
index 2f6f473..5a4e0e8 100644
--- a/hw/nseries.c
+++ b/hw/nseries.c
@@ -262,7 +262,7 @@ static void n800_tsc_kbd_setup(struct n800_s *s)
if (n800_keys[i] >= 0)
s->keymap[n800_keys[i]] = i;
- qemu_add_kbd_event_handler(n800_key_event, s);
+ qemu_add_kbd_event_handler(n800_key_event, s, "QEMU Nokia N800 Keyboard");
tsc210x_set_transform(s->ts.chip, &n800_pointercal);
}
@@ -371,7 +371,7 @@ static void n810_kbd_setup(struct n800_s *s)
if (n810_keys[i] > 0)
s->keymap[n810_keys[i]] = i;
- qemu_add_kbd_event_handler(n810_key_event, s);
+ qemu_add_kbd_event_handler(n810_key_event, s, "QEMU Nokia N810 Keyboard");
/* Attach the LM8322 keyboard to the I2C bus,
* should happen in n8x0_i2c_setup and s->kbd be initialised here. */
diff --git a/hw/palm.c b/hw/palm.c
index f22d777..ab60452 100644
--- a/hw/palm.c
+++ b/hw/palm.c
@@ -232,7 +232,7 @@ static void palmte_init(ram_addr_t ram_size,
palmte_microwire_setup(cpu);
- qemu_add_kbd_event_handler(palmte_button_event, cpu);
+ qemu_add_kbd_event_handler(palmte_button_event, cpu, "QEMU Palm Keyboard");
palmte_gpio_setup(cpu);
diff --git a/hw/ps2.c b/hw/ps2.c
index 91b73e0..b12a76f 100644
--- a/hw/ps2.c
+++ b/hw/ps2.c
@@ -610,7 +610,7 @@ void *ps2_kbd_init(void (*update_irq)(void *, int), void
*update_arg)
s->common.update_arg = update_arg;
s->scancode_set = 2;
vmstate_register(NULL, 0, &vmstate_ps2_keyboard, s);
- qemu_add_kbd_event_handler(ps2_put_keycode, s);
+ qemu_add_kbd_event_handler(ps2_put_keycode, s, "QEMU PS/2 Keyboard");
qemu_register_reset(ps2_kbd_reset, s);
return s;
}
diff --git a/hw/pxa2xx_keypad.c b/hw/pxa2xx_keypad.c
index 10ef154..e032dfd 100644
--- a/hw/pxa2xx_keypad.c
+++ b/hw/pxa2xx_keypad.c
@@ -333,5 +333,6 @@ void pxa27x_register_keypad(PXA2xxKeyPadState *kp, struct
keymap *map,
}
kp->map = map;
- qemu_add_kbd_event_handler((QEMUPutKBDEvent *) pxa27x_keyboard_event, kp);
+ qemu_add_kbd_event_handler((QEMUPutKBDEvent *) pxa27x_keyboard_event, kp,
+ "QEMU PXA Keypad");
}
diff --git a/hw/spitz.c b/hw/spitz.c
index 006f7a9..5e9761d 100644
--- a/hw/spitz.c
+++ b/hw/spitz.c
@@ -487,7 +487,8 @@ static void spitz_keyboard_register(PXA2xxState *cpu)
qemu_mod_timer(s->kbdtimer, qemu_get_clock_ns(vm_clock));
- qemu_add_kbd_event_handler(spitz_keyboard_handler, s);
+ qemu_add_kbd_event_handler(spitz_keyboard_handler, s,
+ "QEMU Spitz Keyboard");
}
static int spitz_keyboard_init(SysBusDevice *dev)
diff --git a/hw/stellaris_input.c b/hw/stellaris_input.c
index 06c5f9d..64b9047 100644
--- a/hw/stellaris_input.c
+++ b/hw/stellaris_input.c
@@ -84,6 +84,7 @@ void stellaris_gamepad_init(int n, qemu_irq *irq, const int
*keycode)
s->buttons[i].keycode = keycode[i];
}
s->num_buttons = n;
- qemu_add_kbd_event_handler(stellaris_gamepad_put_key, s);
+ qemu_add_kbd_event_handler(stellaris_gamepad_put_key, s,
+ "QEMU Stellaris Gamepad");
vmstate_register(NULL, -1, &vmstate_stellaris_gamepad, s);
}
diff --git a/hw/syborg_keyboard.c b/hw/syborg_keyboard.c
index 706a039..a83d588 100644
--- a/hw/syborg_keyboard.c
+++ b/hw/syborg_keyboard.c
@@ -197,7 +197,8 @@ static int syborg_keyboard_init(SysBusDevice *dev)
}
s->key_fifo = qemu_mallocz(s->fifo_size * sizeof(s->key_fifo[0]));
- qemu_add_kbd_event_handler(syborg_keyboard_event, s);
+ qemu_add_kbd_event_handler(syborg_keyboard_event, s,
+ "QEMU Syborg Keyboard");
vmstate_register(&dev->qdev, -1, &vmstate_syborg_keyboard, s);
return 0;
diff --git a/hw/usb-hid.c b/hw/usb-hid.c
index 89c293c..21c4b56 100644
--- a/hw/usb-hid.c
+++ b/hw/usb-hid.c
@@ -66,6 +66,8 @@ typedef struct USBKeyboardState {
uint8_t leds;
uint8_t key[16];
int32_t keys;
+ int keyboard_grabbed;
+ QEMUPutKbdEntry *eh_entry;
} USBKeyboardState;
typedef struct USBHIDState {
@@ -663,6 +665,11 @@ static int usb_keyboard_poll(USBHIDState *hs, uint8_t
*buf, int len)
if (len < 2)
return 0;
+ if (!s->keyboard_grabbed) {
+ qemu_activate_keyboard_event_handler(s->eh_entry);
+ s->keyboard_grabbed = 1;
+ }
+
usb_keyboard_process_keycode(hs);
buf[0] = s->modifiers & 0xff;
@@ -710,7 +717,8 @@ static void usb_keyboard_handle_reset(USBDevice *dev)
{
USBHIDState *s = (USBHIDState *)dev;
- qemu_add_kbd_event_handler(usb_keyboard_event, s);
+ s->kbd.eh_entry = qemu_add_kbd_event_handler(usb_keyboard_event, s,
+ dev->product_desc);
memset(s->kbd.keycodes, 0, sizeof (s->kbd.keycodes));
s->head = 0;
s->n = 0;
@@ -845,7 +853,7 @@ static void usb_hid_handle_destroy(USBDevice *dev)
switch(s->kind) {
case USB_KEYBOARD:
- qemu_remove_kbd_event_handler();
+ qemu_remove_kbd_event_handler(s->kbd.eh_entry);
break;
default:
qemu_remove_mouse_event_handler(s->ptr.eh_entry);
diff --git a/hw/xenfb.c b/hw/xenfb.c
index 1db75fb..80760e8 100644
--- a/hw/xenfb.c
+++ b/hw/xenfb.c
@@ -66,6 +66,7 @@ struct XenInput {
int button_state; /* Last seen pointer button state */
int extended;
QEMUPutMouseEntry *qmouse;
+ QEMUPutKbdEntry *qkbd;
};
#define UP_QUEUE 8
@@ -371,7 +372,7 @@ static int input_connect(struct XenDevice *xendev)
if (rc != 0)
return rc;
- qemu_add_kbd_event_handler(xenfb_key_event, in);
+ in->qkbd = qemu_add_kbd_event_handler(xenfb_key_event, in, "Xen Keyboard");
in->qmouse = qemu_add_mouse_event_handler(xenfb_mouse_event, in,
in->abs_pointer_wanted,
"Xen PVFB Mouse");
@@ -386,7 +387,7 @@ static void input_disconnect(struct XenDevice *xendev)
qemu_remove_mouse_event_handler(in->qmouse);
in->qmouse = NULL;
}
- qemu_add_kbd_event_handler(NULL, NULL);
+ qemu_remove_kbd_event_handler(in->qkbd);
common_unbind(&in->c);
}
diff --git a/input.c b/input.c
index 5664d3a..efec56e 100644
--- a/input.c
+++ b/input.c
@@ -28,26 +28,14 @@
#include "console.h"
#include "qjson.h"
-static QEMUPutKBDEvent *qemu_put_kbd_event;
-static void *qemu_put_kbd_event_opaque;
+static QTAILQ_HEAD(, QEMUPutKbdEntry) kbd_handlers =
+ QTAILQ_HEAD_INITIALIZER(kbd_handlers);
static QTAILQ_HEAD(, QEMUPutLEDEntry) led_handlers =
QTAILQ_HEAD_INITIALIZER(led_handlers);
static QTAILQ_HEAD(, QEMUPutMouseEntry) mouse_handlers =
QTAILQ_HEAD_INITIALIZER(mouse_handlers);
static NotifierList mouse_mode_notifiers =
NOTIFIER_LIST_INITIALIZER(mouse_mode_notifiers);
-void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
-{
- qemu_put_kbd_event_opaque = opaque;
- qemu_put_kbd_event = func;
-}
-
-void qemu_remove_kbd_event_handler(void)
-{
- qemu_put_kbd_event_opaque = NULL;
- qemu_put_kbd_event = NULL;
-}
-
static void check_mode_change(void)
{
static int current_is_absolute, current_has_absolute;
@@ -66,6 +54,44 @@ static void check_mode_change(void)
current_has_absolute = has_absolute;
}
+QEMUPutKbdEntry *qemu_add_kbd_event_handler(QEMUPutKBDEvent *func,
+ void *opaque,
+ const char *name)
+{
+ static int index;
+ QEMUPutKbdEntry *s, *cursor;
+
+ QTAILQ_FOREACH(cursor, &kbd_handlers, node) {
+ if (cursor->qemu_put_kbd_event == func &&
+ cursor->qemu_put_kbd_event_opaque == opaque) {
+ return cursor;
+ }
+ }
+
+ s = qemu_mallocz(sizeof(QEMUPutKbdEntry));
+
+ s->qemu_put_kbd_event_opaque = opaque;
+ s->qemu_put_kbd_event = func;
+ s->qemu_put_kbd_name = qemu_strdup(name);
+ s->index = index++;
+
+ QTAILQ_INSERT_TAIL(&kbd_handlers, s, node);
+
+ return s;
+}
+
+void qemu_activate_keyboard_event_handler(QEMUPutKbdEntry *entry)
+{
+ QTAILQ_REMOVE(&kbd_handlers, entry, node);
+ QTAILQ_INSERT_HEAD(&kbd_handlers, entry, node);
+}
+
+void qemu_remove_kbd_event_handler(QEMUPutKbdEntry *entry)
+{
+ QTAILQ_REMOVE(&kbd_handlers, entry, node);
+ qemu_free(entry);
+}
+
QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
void *opaque, int absolute,
const char *name)
@@ -129,9 +155,14 @@ void qemu_remove_led_event_handler(QEMUPutLEDEntry *entry)
void kbd_put_keycode(int keycode)
{
- if (qemu_put_kbd_event) {
- qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
+ QEMUPutKbdEntry *entry;
+
+ if (QTAILQ_EMPTY(&kbd_handlers)) {
+ return;
}
+
+ entry = QTAILQ_FIRST(&kbd_handlers);
+ entry->qemu_put_kbd_event(entry->qemu_put_kbd_event_opaque, keycode);
}
void kbd_put_ledstate(int ledstate)
--
1.7.1