git.sur5r.net Git - u-boot/blob - include/ps2mult.h

   1 #ifndef __LINUX_PS2MULT_H
   2 #define __LINUX_PS2MULT_H
   3
   4 #define kbd_request_region()            ps2mult_init()
   5 #define kbd_request_irq(handler)        ps2mult_request_irq(handler)
   6
   7 #define kbd_read_input()                ps2mult_read_input()
   8 #define kbd_read_status()               ps2mult_read_status()
   9 #define kbd_write_output(val)           ps2mult_write_output(val)
  10 #define kbd_write_command(val)          ps2mult_write_command(val)
  11
  12 #define aux_request_irq(hand, dev_id)   0
  13 #define aux_free_irq(dev_id)
  14
  15 #define PS2MULT_KB_SELECTOR             0xA0
  16 #define PS2MULT_MS_SELECTOR             0xA1
  17 #define PS2MULT_ESCAPE                  0x7D
  18 #define PS2MULT_BSYNC                   0x7E
  19 #define PS2MULT_SESSION_START           0x55
  20 #define PS2MULT_SESSION_END             0x56
  21
  22 #define PS2BUF_SIZE                     512     /* power of 2, please */
  23
  24 #ifndef CONFIG_PS2MULT_DELAY
  25 #define CONFIG_PS2MULT_DELAY    (CONFIG_SYS_HZ/2)       /* Initial delay        */
  26 #endif
  27
  28   /* PS/2 controller interface (include/asm/keyboard.h)
  29    */
  30 extern int ps2mult_init (void);
  31 extern int ps2mult_request_irq(void (*handler)(void *));
  32 extern u_char ps2mult_read_input(void);
  33 extern u_char ps2mult_read_status(void);
  34 extern void ps2mult_write_output(u_char val);
  35 extern void ps2mult_write_command(u_char val);
  36
  37 extern void ps2mult_early_init (void);
  38 extern void ps2mult_callback (int in_cnt);
  39
  40   /* Simple serial interface
  41    */
  42 extern int ps2ser_init(void);
  43 extern void ps2ser_putc(int chr);
  44 extern int ps2ser_getc(void);
  45 extern int ps2ser_check(void);
  46
  47
  48   /* Serial related stuff
  49    */
  50 struct serial_state {
  51         int     baud_base;
  52         int     irq;
  53         u8      *iomem_base;
  54 };
  55
  56 #endif /* __LINUX_PS2MULT_H */