src/boot/efi/console.h


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/*
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * Copyright (C) 2012-2013 Kay Sievers <kay@vrfy.org>
 * Copyright (C) 2012 Harald Hoyer <harald@redhat.com>
 */

#ifndef __SDBOOT_CONSOLE_H
#define __SDBOOT_CONSOLE_H

#define EFI_SHIFT_STATE_VALID           0x80000000
#define EFI_RIGHT_CONTROL_PRESSED       0x00000004
#define EFI_LEFT_CONTROL_PRESSED        0x00000008
#define EFI_RIGHT_ALT_PRESSED           0x00000010
#define EFI_LEFT_ALT_PRESSED            0x00000020

#define EFI_CONTROL_PRESSED             (EFI_RIGHT_CONTROL_PRESSED|EFI_LEFT_CONTROL_PRESSED)
#define EFI_ALT_PRESSED                 (EFI_RIGHT_ALT_PRESSED|EFI_LEFT_ALT_PRESSED)
#define KEYPRESS(keys, scan, uni) ((((UINT64)keys) << 32) | ((scan) << 16) | (uni))
#define KEYCHAR(k) ((k) & 0xffff)
#define CHAR_CTRL(c) ((c) - 'a' + 1)

EFI_STATUS console_key_read(UINT64 *key, BOOLEAN wait);
#endif