C++ (Cpp) grub_keyboard_isr示例

示例#1

文件： at_keyboard.c 项目： remfalc/vyt-vyatta-grub

/* If there is a raw key pending, return it; otherwise return -1.  */
static int
grub_keyboard_getkey (void)
{
  grub_uint8_t key;
  if (! KEYBOARD_ISREADY (grub_inb (KEYBOARD_REG_STATUS)))
    return -1;
  key = grub_inb (KEYBOARD_REG_DATA);
  /* FIXME */ grub_keyboard_isr (key);
  if (! KEYBOARD_ISMAKE (key))
    return -1;
  return (KEYBOARD_SCANCODE (key));
}

示例#2

文件： at_keyboard.c 项目： Spacy/grub-fuse

/* If there is a raw key pending, return it; otherwise return -1.  */
static int
grub_keyboard_getkey (void)
{
  int key;
  int is_break = 0;

  key = fetch_key (&is_break);
  if (key == -1)
    return -1;

  if (grub_keyboard_isr (key, is_break))
    return -1;
  if (is_break)
    return -1;
  return key;
}