Commit 5a1f4971 authored by John Arbuckle's avatar John Arbuckle Committed by David Gibson
Browse files

adb.c: add support for QKeyCode 



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: default avatarJohn Arbuckle <programmingkidx@gmail.com>
Signed-off-by: default avatarDavid Gibson <david@gibson.dropbear.id.au>
parent 5375c83b

hw/input/adb.c

+189 −45
Original line number Diff line number Diff line
@@ -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;

    if (s->count == 0) {

        return 0;

    }

    keycode = s->data[s->rptr];

        if (++s->rptr == sizeof(s->data))

    s->rptr++;

    if (s->rptr == sizeof(s->data)) {

        s->rptr = 0;

    }

    s->count--;



        if (keycode == 0xe0) {

            ext_keycode = 1;

    /*

     * 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 {

            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[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;

            ext_keycode = 0;

            break;

        }

    }



    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)