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0dd8e42f39
Manage more keyboard keys by emiting escape sequences. This allows to manage key up, key down, key left, key right, home, end ... (F1 to F16, HELP, ... are not tested) Signed-off-by: Laurent Vivier <Laurent@vivier.eu> git-svn-id: svn://coreboot.org/openbios/trunk/openbios-devel@597 f158a5a8-5612-0410-a976-696ce0be7e32
109 lines
3.6 KiB
C
109 lines
3.6 KiB
C
/*
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* <kbd.h>
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*
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* Open Hack'Ware BIOS generic keyboard management definitions.
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*
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* Copyright (c) 2005 Jocelyn Mayer
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License V2
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* as published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
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*/
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#if !defined (__OHW_KBD_H__)
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#define __OHW_KBD_H__
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typedef struct kbd_t kbd_t;
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typedef struct keymap_t keymap_t;
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struct kbd_t {
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uint32_t mod_state;
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/* Modifier state
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* 0x00 kk ll rr
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* | | | |
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* Not used for now -+ | | |
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* Locks ---------------+ | |
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* Left modifiers ---------+ |
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* Right modifiers -----------+
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*/
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int nb_keys;
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const keymap_t *keymap;
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const char **sequences;
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};
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/* Modifiers */
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typedef enum {
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KBD_MOD_SHIFT = 0x01,
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KBD_MOD_CTRL = 0x02,
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KBD_MOD_ALT = 0x04,
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KBD_MOD_CMD = 0x08,
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KBD_MOD_OPT = 0x10,
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} kbd_modifiers;
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/* Locks */
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typedef enum {
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KBD_LCK_CAPS = 0x01,
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KBD_LCK_NUM = 0x02,
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KBD_LCK_SCROLL = 0x04,
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} kbd_locks;
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/* Lock shifts */
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typedef enum {
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KBD_SH_NONE = -1,
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KBD_SH_CAPS = 0,
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KBD_SH_NUML = 1,
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KBD_SH_SCRL = 2,
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} kbd_lck_shifts;
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enum {
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KBD_TYPE_REGULAR = 0 << 24,
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KBD_TYPE_LMOD = 1 << 24,
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KBD_TYPE_RMOD = 2 << 24,
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KBD_TYPE_LOCK = 3 << 24,
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KBD_TYPE_SEQUENCE = 4 << 24,
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};
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#define KBD_SEQUENCE(sequence) (KBD_TYPE_SEQUENCE | (sequence))
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#define KBD_MOD_MAP(mod) \
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KBD_SH_NONE, { (mod), (mod), (mod), (mod), (mod), (mod), (mod), (mod), \
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(mod), (mod), (mod), (mod), (mod), (mod), (mod), (mod), \
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(mod), (mod), (mod), (mod), (mod), (mod), (mod), (mod), \
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(mod), (mod), (mod), (mod), (mod), (mod), (mod), (mod), }
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#define KBD_MOD_MAP_LSHIFT KBD_MOD_MAP(KBD_TYPE_LMOD | KBD_MOD_SHIFT)
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#define KBD_MOD_MAP_RSHIFT KBD_MOD_MAP(KBD_TYPE_RMOD | (KBD_MOD_SHIFT << 8))
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#define KBD_MOD_MAP_LCTRL KBD_MOD_MAP(KBD_TYPE_LMOD | KBD_MOD_CTRL)
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#define KBD_MOD_MAP_RCTRL KBD_MOD_MAP(KBD_TYPE_RMOD | (KBD_MOD_CTRL << 8))
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#define KBD_MOD_MAP_LALT KBD_MOD_MAP(KBD_TYPE_LMOD | KBD_MOD_ALT)
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#define KBD_MOD_MAP_RALT KBD_MOD_MAP(KBD_TYPE_RMOD | (KBD_MOD_ALT << 8))
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#define KBD_MOD_MAP_LCMD KBD_MOD_MAP(KBD_TYPE_LMOD | KBD_MOD_CMD)
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#define KBD_MOD_MAP_RCMD KBD_MOD_MAP(KBD_TYPE_RMOD | (KBD_MOD_CMD << 8))
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#define KBD_MOD_MAP_LOPT KBD_MOD_MAP(KBD_TYPE_LMOD | KBD_MOD_OPT)
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#define KBD_MOD_MAP_ROPT KBD_MOD_MAP(KBD_TYPE_RMOD | (KBD_MOD_OPT << 8))
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#define KBD_MOD_MAP_CAPS KBD_MOD_MAP(KBD_TYPE_LOCK | (KBD_LCK_CAPS << 16))
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#define KBD_MOD_MAP_NUML KBD_MOD_MAP(KBD_TYPE_LOCK | (KBD_LCK_NUML << 16))
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#define KBD_MOD_MAP_SCROLL KBD_MOD_MAP(KBD_TYPE_LOCK | (KBD_LCK_SCRL << 16))
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#define KBD_MAP_NONE KBD_MOD_MAP(-1)
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/* Keymap definition */
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struct keymap_t {
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/* Set the lock which applies to this key (if any) */
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int lck_shift;
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/* Key translations */
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uint32_t trans[32];
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};
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void *kbd_new (int len);
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int kbd_set_keymap (kbd_t *kbd, int nb_keys, const keymap_t *keymap,
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const char **sequences);
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int kbd_translate_key (kbd_t *kbd, int keycode, int up_down, char *sequence);
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#endif /* !defined (__OHW_KBD_H__) */
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