qemu/roms/openbios/arch/sparc64/console.c

   1 /*
   2  * Copyright (C) 2003, 2004 Stefan Reinauer
   3  *
   4  * See the file "COPYING" for further information about
   5  * the copyright and warranty status of this work.
   6  */
   7
   8 #include "config.h"
   9 #include "libopenbios/bindings.h"
  10 #include "libopenbios/console.h"
  11 #include "kernel/kernel.h"
  12 #include "drivers/drivers.h"
  13 #include "libopenbios/fontdata.h"
  14 #include "openbios.h"
  15 #include "libc/vsprintf.h"
  16 #include "libopenbios/sys_info.h"
  17 #include "boot.h"
  18
  19 /* ******************************************************************
  20  *          simple polling video/keyboard console functions
  21  * ****************************************************************** */
  22
  23 #ifdef CONFIG_DEBUG_CONSOLE
  24 /* ******************************************************************
  25  *      common functions, implementing simple concurrent console
  26  * ****************************************************************** */
  27
  28 static int arch_putchar(int c)
  29 {
  30 #ifdef CONFIG_DEBUG_CONSOLE_SERIAL
  31         uart_putchar(c);
  32 #endif
  33         return c;
  34 }
  35
  36 static int arch_availchar(void)
  37 {
  38 #ifdef CONFIG_DEBUG_CONSOLE_SERIAL
  39         if (uart_charav(CONFIG_SERIAL_PORT))
  40                 return 1;
  41 #endif
  42 #ifdef CONFIG_DEBUG_CONSOLE_VGA
  43         if (pc_kbd_dataready())
  44                 return 1;
  45 #endif
  46         return 0;
  47 }
  48
  49 static int arch_getchar(void)
  50 {
  51 #ifdef CONFIG_DEBUG_CONSOLE_SERIAL
  52         if (uart_charav(CONFIG_SERIAL_PORT))
  53                 return (uart_getchar(CONFIG_SERIAL_PORT));
  54 #endif
  55 #ifdef CONFIG_DEBUG_CONSOLE_VGA
  56         if (pc_kbd_dataready())
  57                 return (pc_kbd_readdata());
  58 #endif
  59         return 0;
  60 }
  61
  62 struct _console_ops arch_console_ops = {
  63         .putchar = arch_putchar,
  64         .availchar = arch_availchar,
  65         .getchar = arch_getchar
  66 };
  67
  68 #endif // CONFIG_DEBUG_CONSOLE