68 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			68 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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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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|  *
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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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|  *  the Free Software Foundation, either version 3 of the License, or
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|  *  (at your option) any later version.
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|  *
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|  *  GRUB 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 GRUB.  If not, see <http://www.gnu.org/licenses/>.
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|  */
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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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| 
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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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| 
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| static int
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| grub_console_getkeystatus (struct grub_term_input *term __attribute__ ((unused)))
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| {
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|   /* conveniently GRUB keystatus is modelled after BIOS one.  */
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|   return bios_data_area->keyboard_flag_lower & ~0x80;
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| }
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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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|     .getkey = grub_console_getkey,
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|     .getkeystatus = grub_console_getkeystatus
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|   };
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| 
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| static struct grub_term_output grub_console_term_output =
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|   {
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|     .name = "console",
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|     .putchar = grub_console_putchar,
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|     .getwh = grub_console_getwh,
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|     .getxy = grub_console_getxy,
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|     .gotoxy = grub_console_gotoxy,
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|     .cls = grub_console_cls,
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|     .setcolorstate = grub_console_setcolorstate,
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|     .setcursor = grub_console_setcursor,
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|     .flags = GRUB_TERM_CODE_TYPE_CP437,
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|     .normal_color = GRUB_TERM_DEFAULT_NORMAL_COLOR,
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|     .highlight_color = GRUB_TERM_DEFAULT_HIGHLIGHT_COLOR,
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|   };
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| 
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| void
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| grub_console_init (void)
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| {
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|   grub_term_register_output ("console", &grub_console_term_output);
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|   grub_term_register_input ("console", &grub_console_term_input);
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| }
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| 
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| void
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| grub_console_fini (void)
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| {
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|   grub_term_unregister_input (&grub_console_term_input);
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|   grub_term_unregister_output (&grub_console_term_output);
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| }
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