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adb.c: add support for QKeyCode

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The old pc scancode translation is replaced with QEMU's QKeyCode. This is just
a mechanical substitution, which a number of broken mappings left in.

Signed-off-by: John Arbuckle <programmingkidx@gmail.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
John Arbuckle 2016-08-17 22:27:48 -04:00 committed by David Gibson
parent 5375c83b1e
commit 5a1f497186
1 changed files with 189 additions and 45 deletions
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234
hw/input/adb.c
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@ -25,6 +25,9 @@
#include "hw/hw.h"
#include "hw/input/adb.h"
#include "ui/console.h"
#include "include/hw/input/adb-keys.h"
#include "ui/input.h"
#include "sysemu/sysemu.h"
/* debug ADB */
//#define DEBUG_ADB
@ -187,23 +190,136 @@ typedef struct ADBKeyboardClass {
DeviceRealize parent_realize;
} ADBKeyboardClass;
static const uint8_t pc_to_adb_keycode[256] = {
0, 53, 18, 19, 20, 21, 23, 22, 26, 28, 25, 29, 27, 24, 51, 48,
12, 13, 14, 15, 17, 16, 32, 34, 31, 35, 33, 30, 36, 54, 0, 1,
2, 3, 5, 4, 38, 40, 37, 41, 39, 50, 56, 42, 6, 7, 8, 9,
11, 45, 46, 43, 47, 44,123, 67, 58, 49, 57,122,120, 99,118, 96,
97, 98,100,101,109, 71,107, 89, 91, 92, 78, 86, 87, 88, 69, 83,
84, 85, 82, 65, 0, 0, 10,103,111, 0, 0,110, 81, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 94, 0, 93, 0, 0, 0, 0, 0, 0,104,102, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 76,125, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,105, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 75, 0, 0,124, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0,115, 62,116, 0, 59, 0, 60, 0,119,
61,121,114,117, 0, 0, 0, 0, 0, 0, 0, 55,126, 0,127, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 95, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
int qcode_to_adb_keycode[] = {
[Q_KEY_CODE_SHIFT] = ADB_KEY_LEFT_SHIFT,
[Q_KEY_CODE_SHIFT_R] = ADB_KEY_RIGHT_SHIFT,
[Q_KEY_CODE_ALT] = ADB_KEY_LEFT_OPTION,
[Q_KEY_CODE_ALT_R] = ADB_KEY_RIGHT_OPTION,
[Q_KEY_CODE_ALTGR] = 0,
[Q_KEY_CODE_CTRL] = ADB_KEY_LEFT_CONTROL,
[Q_KEY_CODE_CTRL_R] = ADB_KEY_RIGHT_CONTROL,
[Q_KEY_CODE_META_L] = ADB_KEY_COMMAND,
[Q_KEY_CODE_META_R] = ADB_KEY_COMMAND,
[Q_KEY_CODE_SPC] = ADB_KEY_SPACEBAR,
[Q_KEY_CODE_ESC] = ADB_KEY_ESC,
[Q_KEY_CODE_1] = ADB_KEY_1,
[Q_KEY_CODE_2] = ADB_KEY_2,
[Q_KEY_CODE_3] = ADB_KEY_3,
[Q_KEY_CODE_4] = ADB_KEY_4,
[Q_KEY_CODE_5] = ADB_KEY_5,
[Q_KEY_CODE_6] = ADB_KEY_6,
[Q_KEY_CODE_7] = ADB_KEY_7,
[Q_KEY_CODE_8] = ADB_KEY_8,
[Q_KEY_CODE_9] = ADB_KEY_9,
[Q_KEY_CODE_0] = ADB_KEY_0,
[Q_KEY_CODE_MINUS] = ADB_KEY_MINUS,
[Q_KEY_CODE_EQUAL] = ADB_KEY_EQUAL,
[Q_KEY_CODE_BACKSPACE] = ADB_KEY_DELETE,
[Q_KEY_CODE_TAB] = ADB_KEY_TAB,
[Q_KEY_CODE_Q] = ADB_KEY_Q,
[Q_KEY_CODE_W] = ADB_KEY_W,
[Q_KEY_CODE_E] = ADB_KEY_E,
[Q_KEY_CODE_R] = ADB_KEY_R,
[Q_KEY_CODE_T] = ADB_KEY_T,
[Q_KEY_CODE_Y] = ADB_KEY_Y,
[Q_KEY_CODE_U] = ADB_KEY_U,
[Q_KEY_CODE_I] = ADB_KEY_I,
[Q_KEY_CODE_O] = ADB_KEY_O,
[Q_KEY_CODE_P] = ADB_KEY_P,
[Q_KEY_CODE_BRACKET_LEFT] = ADB_KEY_LEFT_BRACKET,
[Q_KEY_CODE_BRACKET_RIGHT] = ADB_KEY_RIGHT_BRACKET,
[Q_KEY_CODE_RET] = ADB_KEY_RETURN,
[Q_KEY_CODE_A] = ADB_KEY_A,
[Q_KEY_CODE_S] = ADB_KEY_S,
[Q_KEY_CODE_D] = ADB_KEY_D,
[Q_KEY_CODE_F] = ADB_KEY_F,
[Q_KEY_CODE_G] = ADB_KEY_G,
[Q_KEY_CODE_H] = ADB_KEY_H,
[Q_KEY_CODE_J] = ADB_KEY_J,
[Q_KEY_CODE_K] = ADB_KEY_K,
[Q_KEY_CODE_L] = ADB_KEY_L,
[Q_KEY_CODE_SEMICOLON] = ADB_KEY_SEMICOLON,
[Q_KEY_CODE_APOSTROPHE] = ADB_KEY_APOSTROPHE,
[Q_KEY_CODE_GRAVE_ACCENT] = ADB_KEY_GRAVE_ACCENT,
[Q_KEY_CODE_BACKSLASH] = ADB_KEY_BACKSLASH,
[Q_KEY_CODE_Z] = ADB_KEY_Z,
[Q_KEY_CODE_X] = ADB_KEY_X,
[Q_KEY_CODE_C] = ADB_KEY_C,
[Q_KEY_CODE_V] = ADB_KEY_V,
[Q_KEY_CODE_B] = ADB_KEY_B,
[Q_KEY_CODE_N] = ADB_KEY_N,
[Q_KEY_CODE_M] = ADB_KEY_M,
[Q_KEY_CODE_COMMA] = ADB_KEY_COMMA,
[Q_KEY_CODE_DOT] = ADB_KEY_PERIOD,
[Q_KEY_CODE_SLASH] = ADB_KEY_FORWARD_SLASH,
[Q_KEY_CODE_ASTERISK] = ADB_KEY_KP_MULTIPLY,
[Q_KEY_CODE_CAPS_LOCK] = ADB_KEY_CAPS_LOCK,
[Q_KEY_CODE_F1] = ADB_KEY_F1,
[Q_KEY_CODE_F2] = ADB_KEY_F2,
[Q_KEY_CODE_F3] = ADB_KEY_F3,
[Q_KEY_CODE_F4] = ADB_KEY_F4,
[Q_KEY_CODE_F5] = ADB_KEY_F5,
[Q_KEY_CODE_F6] = ADB_KEY_F6,
[Q_KEY_CODE_F7] = ADB_KEY_F7,
[Q_KEY_CODE_F8] = ADB_KEY_F8,
[Q_KEY_CODE_F9] = ADB_KEY_F9,
[Q_KEY_CODE_F10] = ADB_KEY_F10,
[Q_KEY_CODE_F11] = ADB_KEY_F11,
[Q_KEY_CODE_F12] = ADB_KEY_F12,
[Q_KEY_CODE_PRINT] = 0,
[Q_KEY_CODE_SYSRQ] = 0,
[Q_KEY_CODE_SCROLL_LOCK] = ADB_KEY_F14,
[Q_KEY_CODE_PAUSE] = 0,
[Q_KEY_CODE_NUM_LOCK] = ADB_KEY_KP_CLEAR,
[Q_KEY_CODE_KP_EQUALS] = 0,
[Q_KEY_CODE_KP_DIVIDE] = ADB_KEY_KP_DIVIDE,
[Q_KEY_CODE_KP_MULTIPLY] = ADB_KEY_KP_MULTIPLY,
[Q_KEY_CODE_KP_SUBTRACT] = ADB_KEY_KP_SUBTRACT,
[Q_KEY_CODE_KP_ADD] = ADB_KEY_KP_PLUS,
[Q_KEY_CODE_KP_ENTER] = ADB_KEY_KP_ENTER,
[Q_KEY_CODE_KP_DECIMAL] = ADB_KEY_KP_PERIOD,
[Q_KEY_CODE_KP_0] = ADB_KEY_KP_0,
[Q_KEY_CODE_KP_1] = ADB_KEY_KP_1,
[Q_KEY_CODE_KP_2] = ADB_KEY_KP_2,
[Q_KEY_CODE_KP_3] = ADB_KEY_KP_3,
[Q_KEY_CODE_KP_4] = ADB_KEY_KP_4,
[Q_KEY_CODE_KP_5] = ADB_KEY_KP_5,
[Q_KEY_CODE_KP_6] = ADB_KEY_KP_6,
[Q_KEY_CODE_KP_7] = ADB_KEY_KP_7,
[Q_KEY_CODE_KP_8] = ADB_KEY_KP_8,
[Q_KEY_CODE_KP_9] = ADB_KEY_KP_9,
[Q_KEY_CODE_UP] = ADB_KEY_UP,
[Q_KEY_CODE_DOWN] = ADB_KEY_DOWN,
[Q_KEY_CODE_LEFT] = ADB_KEY_LEFT,
[Q_KEY_CODE_RIGHT] = ADB_KEY_RIGHT,
[Q_KEY_CODE_HELP] = 0,
[Q_KEY_CODE_INSERT] = ADB_KEY_HELP,
[Q_KEY_CODE_DELETE] = ADB_KEY_FORWARD_DELETE,
[Q_KEY_CODE_HOME] = ADB_KEY_HOME,
[Q_KEY_CODE_END] = ADB_KEY_END,
[Q_KEY_CODE_PGUP] = ADB_KEY_PAGE_UP,
[Q_KEY_CODE_PGDN] = ADB_KEY_PAGE_DOWN,
[Q_KEY_CODE_LESS] = 0xa,
[Q_KEY_CODE_STOP] = 0,
[Q_KEY_CODE_AGAIN] = 0,
[Q_KEY_CODE_PROPS] = 0,
[Q_KEY_CODE_UNDO] = 0,
[Q_KEY_CODE_FRONT] = 0,
[Q_KEY_CODE_COPY] = 0,
[Q_KEY_CODE_OPEN] = 0,
[Q_KEY_CODE_PASTE] = 0,
[Q_KEY_CODE_FIND] = 0,
[Q_KEY_CODE_CUT] = 0,
[Q_KEY_CODE_LF] = 0,
[Q_KEY_CODE_COMPOSE] = 0,
[Q_KEY_CODE_POWER] = ADB_KEY_POWER
};
static void adb_kbd_put_keycode(void *opaque, int keycode)
@ -220,35 +336,40 @@ static void adb_kbd_put_keycode(void *opaque, int keycode)
static int adb_kbd_poll(ADBDevice *d, uint8_t *obuf)
{
static int ext_keycode;
KBDState *s = ADB_KEYBOARD(d);
int adb_keycode, keycode;
int keycode;
int olen;
olen = 0;
for(;;) {
if (s->count == 0)
break;
keycode = s->data[s->rptr];
if (++s->rptr == sizeof(s->data))
s->rptr = 0;
s->count--;
if (keycode == 0xe0) {
ext_keycode = 1;
} else {
if (ext_keycode)
adb_keycode = pc_to_adb_keycode[keycode | 0x80];
else
adb_keycode = pc_to_adb_keycode[keycode & 0x7f];
obuf[0] = adb_keycode | (keycode & 0x80);
/* NOTE: could put a second keycode if needed */
obuf[1] = 0xff;
olen = 2;
ext_keycode = 0;
break;
}
if (s->count == 0) {
return 0;
}
keycode = s->data[s->rptr];
s->rptr++;
if (s->rptr == sizeof(s->data)) {
s->rptr = 0;
}
s->count--;
/*
* The power key is the only two byte value key, so it is a special case.
* Since 0x7f is not a used keycode for ADB we overload it to indicate the
* power button when we're storing keycodes in our internal buffer, and
* expand it out to two bytes when we send to the guest.
*/
if (keycode == 0x7f) {
obuf[0] = 0x7f;
obuf[1] = 0x7f;
olen = 2;
} else {
obuf[0] = keycode;
/* NOTE: the power key key-up is the two byte sequence 0xff 0xff;
* otherwise we could in theory send a second keycode in the second
* byte, but choose not to bother.
*/
obuf[1] = 0xff;
olen = 2;
}
return olen;
}
@ -313,6 +434,26 @@ static int adb_kbd_request(ADBDevice *d, uint8_t *obuf,
return olen;
}
/* This is where keyboard events enter this file */
static void adb_keyboard_event(DeviceState *dev, QemuConsole *src,
InputEvent *evt)
{
KBDState *s = (KBDState *)dev;
int qcode, keycode;
qcode = qemu_input_key_value_to_qcode(evt->u.key.data->key);
if (qcode >= ARRAY_SIZE(qcode_to_adb_keycode)) {
return;
}
keycode = qcode_to_adb_keycode[qcode];
if (evt->u.key.data->down == false) { /* if key release event */
keycode = keycode | 0x80; /* create keyboard break code */
}
adb_kbd_put_keycode(s, keycode);
}
static const VMStateDescription vmstate_adb_kbd = {
.name = "adb_kbd",
.version_id = 2,
@ -340,14 +481,17 @@ static void adb_kbd_reset(DeviceState *dev)
s->count = 0;
}
static QemuInputHandler adb_keyboard_handler = {
.name = "QEMU ADB Keyboard",
.mask = INPUT_EVENT_MASK_KEY,
.event = adb_keyboard_event,
};
static void adb_kbd_realizefn(DeviceState *dev, Error **errp)
{
ADBDevice *d = ADB_DEVICE(dev);
ADBKeyboardClass *akc = ADB_KEYBOARD_GET_CLASS(dev);
akc->parent_realize(dev, errp);
qemu_add_kbd_event_handler(adb_kbd_put_keycode, d);
qemu_input_handler_register(dev, &adb_keyboard_handler);
}
static void adb_kbd_initfn(Object *obj)