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Viewing changes to term/i386/pc/console.c

  • Committer: Bazaar Package Importer
  • Author(s): Robert Millan
  • Date: 2009-07-25 19:00:53 UTC
  • mfrom: (1.6.3 upstream)
  • mto: (17.4.13 sid)
  • mto: This revision was merged to the branch mainline in revision 53.
  • Revision ID: james.westby@ubuntu.com-20090725190053-uv3lm6ya3zxs77ep
Import upstream version 1.96+20090725

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term/i386/pc/console.c
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/*
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 *  GRUB  --  GRand Unified Bootloader
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 *  Copyright (C) 2002,2003,2005,2007,2008,2009  Free Software Foundation, Inc.
 
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 *  Copyright (C) 2002,2003,2005,2007,2008  Free Software Foundation, Inc.
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 *
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 *  GRUB is free software: you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
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 */
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#include <grub/machine/memory.h>
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#include <grub/machine/console.h>
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#include <grub/term.h>
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#include <grub/types.h>
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static const struct grub_machine_bios_data_area *bios_data_area =
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  (struct grub_machine_bios_data_area *) GRUB_MEMORY_MACHINE_BIOS_DATA_AREA_ADDR;
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#define KEYBOARD_LEFT_SHIFT     (1 << 0)
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#define KEYBOARD_RIGHT_SHIFT    (1 << 1)
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#define KEYBOARD_CTRL           (1 << 2)
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#define KEYBOARD_ALT            (1 << 3)
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static int
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grub_console_getkeystatus (void)
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{
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  grub_uint8_t status = bios_data_area->keyboard_flag_lower;
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  int mods = 0;
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  if (status & (KEYBOARD_LEFT_SHIFT | KEYBOARD_RIGHT_SHIFT))
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    mods |= GRUB_TERM_STATUS_SHIFT;
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  if (status & KEYBOARD_CTRL)
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    mods |= GRUB_TERM_STATUS_CTRL;
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  if (status & KEYBOARD_ALT)
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    mods |= GRUB_TERM_STATUS_ALT;
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  return mods;
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}
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static struct grub_term_input grub_console_term_input =
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  {
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    .name = "console",
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    .checkkey = grub_console_checkkey,
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    .getkey = grub_console_getkey,
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    .getkeystatus = grub_console_getkeystatus,
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  };
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static struct grub_term_output grub_console_term_output =