grub/term/i386/pc/console.c
okuji e6b92c8afb 2005-02-15 Yoshinori K. Okuji <okuji@enbug.org>
* include/grub/normal.h (grub_halt_init): New prototype.
  (grub_halt_fini): Likewise.
  (grub_reboot_init): Likewise.
  (grub_reboot_fini): Likewise.

  * util/grub-emu.c: Include signal.h.
  (main_env): New global variable.
  (grub_machine_init): Ignore SIGINT. Otherwise grub-emu cannot
  catch C-c.
  (grub_machine_fini): New function.
  (main): Call grub_halt_init and grub_reboot_init before
  grub_main, and grub_reboot_fini and grub_halt_fini after it.
  Call setjmp with MAIN_ENV to go back afterwards.
  Call grub_machine_fini right before return.

  * include/grub/util/misc.h: Include setjmp.h.
  (main_env): New prototype.

  * include/grub/kernel.h (grub_machine_fini): New prototype.
  * include/grub/i386/pc/biosdisk.h (grub_biosdisk_fini): Likewise.
  * include/grub/i386/pc/console.h (grub_console_fini): Likewise.

  * disk/i386/pc/biosdisk.c (grub_biosdisk_fini): New function.
  * kern/i386/pc/init.c (grub_machine_fini): Likewise.
  * term/i386/pc/console.c (grub_console_fini): Likewise.

  * util/i386/pc/misc.c: New file.

  * conf/i386-pc.rmk (grub_emu_SOURCES): Added
  util/i386/pc/misc.c, commands/i386/pc/halt.c and
  commands/i386/pc/reboot.c.
2005-02-15 00:07:01 +00:00

131 lines
3.2 KiB
C

/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2002,2003,2005 Free Software Foundation, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <grub/machine/console.h>
#include <grub/term.h>
#include <grub/types.h>
grub_uint8_t grub_console_cur_color = 0x7;
static grub_uint8_t grub_console_standard_color = 0x7;
static grub_uint8_t grub_console_normal_color = 0x7;
static grub_uint8_t grub_console_highlight_color = 0x70;
static void
grub_console_putchar (grub_uint32_t c)
{
if (c > 0x7f)
{
/* Map some unicode characters to the VGA font, if possible. */
switch (c)
{
case 0x2190: /* left arrow */
c = 0x1b;
break;
case 0x2191: /* up arrow */
c = 0x18;
break;
case 0x2192: /* right arrow */
c = 0x1a;
break;
case 0x2193: /* down arrow */
c = 0x19;
break;
case 0x2501: /* horizontal line */
c = 0xc4;
break;
case 0x2503: /* vertical line */
c = 0xb3;
break;
case 0x250F: /* upper-left corner */
c = 0xda;
break;
case 0x2513: /* upper-right corner */
c = 0xbf;
break;
case 0x2517: /* lower-left corner */
c = 0xc0;
break;
case 0x251B: /* lower-right corner */
c = 0xd9;
break;
default:
c = '?';
break;
}
}
grub_console_real_putchar (c);
}
static void
grub_console_setcolorstate (grub_term_color_state state)
{
switch (state) {
case GRUB_TERM_COLOR_STANDARD:
grub_console_cur_color = grub_console_standard_color;
break;
case GRUB_TERM_COLOR_NORMAL:
grub_console_cur_color = grub_console_normal_color;
break;
case GRUB_TERM_COLOR_HIGHLIGHT:
grub_console_cur_color = grub_console_highlight_color;
break;
default:
break;
}
}
static void
grub_console_setcolor (grub_uint8_t normal_color, grub_uint8_t highlight_color)
{
grub_console_normal_color = normal_color;
grub_console_highlight_color = highlight_color;
}
static struct grub_term grub_console_term =
{
.name = "console",
.init = 0,
.fini = 0,
.putchar = grub_console_putchar,
.checkkey = grub_console_checkkey,
.getkey = grub_console_getkey,
.getxy = grub_console_getxy,
.gotoxy = grub_console_gotoxy,
.cls = grub_console_cls,
.setcolorstate = grub_console_setcolorstate,
.setcolor = grub_console_setcolor,
.setcursor = grub_console_setcursor,
.flags = 0,
.next = 0
};
void
grub_console_init (void)
{
grub_term_register (&grub_console_term);
grub_term_set_current (&grub_console_term);
}
void
grub_console_fini (void)
{
grub_term_unregister (&grub_console_term);
}