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Re: [Qemu-devel] [PATCH v3] PS/2 keyboard Scancode Set 3 support
From: |
Aurelien Jarno |
Subject: |
Re: [Qemu-devel] [PATCH v3] PS/2 keyboard Scancode Set 3 support |
Date: |
Sun, 20 Feb 2011 19:19:16 +0100 |
User-agent: |
Mutt/1.5.20 (2009-06-14) |
On Mon, Feb 14, 2011 at 08:59:02PM +0800, Roy Tam wrote:
> The following patch adds PS/2 keyboard Scancode Set 3 support.
>
> Sign-off-by: Roy Tam <address@hidden>
> --
> v3: change from switch to array, more style fixes
> v2: checkpatch.pl style fixes
>
> diff --git a/hw/ps2.c b/hw/ps2.c
> index 762bb00..da4737a 100644
> --- a/hw/ps2.c
> +++ b/hw/ps2.c
> @@ -110,14 +110,24 @@ typedef struct {
>
> /* Table to convert from PC scancodes to raw scancodes. */
> static const unsigned char ps2_raw_keycode[128] = {
> - 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,
> - 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,
> - 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,
> - 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
> + 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,
> + 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,
> + 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,
> + 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
> +};
> +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)
> @@ -144,11 +154,15 @@ static void ps2_put_keycode(void *opaque, int keycode)
> PS2KbdState *s = opaque;
>
> /* XXX: add support for scancode sets 1 and 3 */
This command should be updated to explain only set 1 has to be added.
> - if (!s->translate && keycode < 0xe0 && s->scancode_set == 2)
> - {
> - if (keycode & 0x80)
> + if (!s->translate && keycode < 0xe0 && s->scancode_set > 1) {
> + if (keycode & 0x80) {
> ps2_queue(&s->common, 0xf0);
> - keycode = ps2_raw_keycode[keycode & 0x7f];
> + }
> + if (s->scancode_set == 2) {
> + keycode = ps2_raw_keycode[keycode & 0x7f];
> + } else if (s->scancode_set == 3) {
> + keycode = ps2_raw_keycode_set3[keycode & 0x7f];
> + }
> }
> ps2_queue(&s->common, keycode);
> }
Otherwise looks fine.
--
Aurelien Jarno GPG: 1024D/F1BCDB73
address@hidden http://www.aurel32.net