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PS/2 keyboard Scancode Set 3 support

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The following patch adds PS/2 keyboard Scancode Set 3 support.

Signed-off-by: Roy Tam <roytam@gmail.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Roy Tam 2011-02-21 08:06:32 +08:00 committed by Aurelien Jarno
parent 92cdfaeb61
commit 7096a96db2
1 changed files with 27 additions and 13 deletions
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34
hw/ps2.c
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@ -110,14 +110,24 @@ typedef struct {
/* Table to convert from PC scancodes to raw scancodes. */ /* Table to convert from PC scancodes to raw scancodes. */
static const unsigned char ps2_raw_keycode[128] = { static const unsigned char ps2_raw_keycode[128] = {
0,118, 22, 30, 38, 37, 46, 54, 61, 62, 70, 69, 78, 85,102, 13, 0, 118, 22, 30, 38, 37, 46, 54, 61, 62, 70, 69, 78, 85, 102, 13,
21, 29, 36, 45, 44, 53, 60, 67, 68, 77, 84, 91, 90, 20, 28, 27, 21, 29, 36, 45, 44, 53, 60, 67, 68, 77, 84, 91, 90, 20, 28, 27,
35, 43, 52, 51, 59, 66, 75, 76, 82, 14, 18, 93, 26, 34, 33, 42, 35, 43, 52, 51, 59, 66, 75, 76, 82, 14, 18, 93, 26, 34, 33, 42,
50, 49, 58, 65, 73, 74, 89,124, 17, 41, 88, 5, 6, 4, 12, 3, 50, 49, 58, 65, 73, 74, 89, 124, 17, 41, 88, 5, 6, 4, 12, 3,
11, 2, 10, 1, 9,119,126,108,117,125,123,107,115,116,121,105, 11, 2, 10, 1, 9, 119, 126, 108, 117, 125, 123, 107, 115, 116, 121, 105,
114,122,112,113,127, 96, 97,120, 7, 15, 23, 31, 39, 47, 55, 63, 114, 122, 112, 113, 127, 96, 97, 120, 7, 15, 23, 31, 39, 47, 55, 63,
71, 79, 86, 94, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 87,111, 71, 79, 86, 94, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 87, 111,
19, 25, 57, 81, 83, 92, 95, 98, 99,100,101,103,104,106,109,110 19, 25, 57, 81, 83, 92, 95, 98, 99, 100, 101, 103, 104, 106, 109, 110
};
static const unsigned char ps2_raw_keycode_set3[128] = {
0, 8, 22, 30, 38, 37, 46, 54, 61, 62, 70, 69, 78, 85, 102, 13,
21, 29, 36, 45, 44, 53, 60, 67, 68, 77, 84, 91, 90, 17, 28, 27,
35, 43, 52, 51, 59, 66, 75, 76, 82, 14, 18, 92, 26, 34, 33, 42,
50, 49, 58, 65, 73, 74, 89, 126, 25, 41, 20, 7, 15, 23, 31, 39,
47, 2, 63, 71, 79, 118, 95, 108, 117, 125, 132, 107, 115, 116, 124, 105,
114, 122, 112, 113, 127, 96, 97, 86, 94, 15, 23, 31, 39, 47, 55, 63,
71, 79, 86, 94, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 87, 111,
19, 25, 57, 81, 83, 92, 95, 98, 99, 100, 101, 103, 104, 106, 109, 110
}; };
void ps2_queue(void *opaque, int b) void ps2_queue(void *opaque, int b)
@ -143,12 +153,16 @@ static void ps2_put_keycode(void *opaque, int keycode)
{ {
PS2KbdState *s = opaque; PS2KbdState *s = opaque;
/* XXX: add support for scancode sets 1 and 3 */ /* XXX: add support for scancode set 1 */
if (!s->translate && keycode < 0xe0 && s->scancode_set == 2) if (!s->translate && keycode < 0xe0 && s->scancode_set > 1) {
{ if (keycode & 0x80) {
if (keycode & 0x80)
ps2_queue(&s->common, 0xf0); ps2_queue(&s->common, 0xf0);
}
if (s->scancode_set == 2) {
keycode = ps2_raw_keycode[keycode & 0x7f]; keycode = ps2_raw_keycode[keycode & 0x7f];
} else if (s->scancode_set == 3) {
keycode = ps2_raw_keycode_set3[keycode & 0x7f];
}
} }
ps2_queue(&s->common, keycode); ps2_queue(&s->common, keycode);
} }