include/asm-arm/arch-ebsa285/keyboard.h

   1 /*
   2  * linux/include/asm-arm/arch-ebsa285/keyboard.h
   3  *
   4  * Keyboard driver definitions for EBSA285 architecture
   5  *
   6  * (C) 1998 Russell King
   7  * (C) 1998 Phil Blundell
   8  */
   9 #include <asm/irq.h>
  10 #include <asm/system.h>
  11
  12 extern int have_isa_bridge;
  13
  14 extern int pckbd_setkeycode(unsigned int scancode, unsigned int keycode);
  15 extern int pckbd_getkeycode(unsigned int scancode);
  16 extern int pckbd_translate(unsigned char scancode, unsigned char *keycode,
  17                            char raw_mode);
  18 extern char pckbd_unexpected_up(unsigned char keycode);
  19 extern void pckbd_leds(unsigned char leds);
  20 extern void pckbd_init_hw(void);
  21 extern unsigned char pckbd_sysrq_xlate[128];
  22
  23 #define KEYBOARD_IRQ                    IRQ_ISA_KEYBOARD
  24
  25 #define NR_SCANCODES 128
  26
  27 #define kbd_setkeycode(sc,kc)                           \
  28         ({                                              \
  29                 int __ret;                              \
  30                 if (have_isa_bridge)                    \
  31                         __ret = pckbd_setkeycode(sc,kc);\
  32                 else                                    \
  33                         __ret = -EINVAL;                \
  34                 __ret;                                  \
  35         })
  36
  37 #define kbd_getkeycode(sc)                              \
  38         ({                                              \
  39                 int __ret;                              \
  40                 if (have_isa_bridge)                    \
  41                         __ret = pckbd_getkeycode(sc);   \
  42                 else                                    \
  43                         __ret = -EINVAL;                \
  44                 __ret;                                  \
  45         })
  46
  47 #define kbd_translate(sc, kcp, rm)                      \
  48         ({                                              \
  49                 pckbd_translate(sc, kcp, rm);           \
  50         })
  51
  52 #define kbd_unexpected_up               pckbd_unexpected_up
  53
  54 #define kbd_leds(leds)                                  \
  55         do {                                            \
  56                 if (have_isa_bridge)                    \
  57                         pckbd_leds(leds);               \
  58         } while (0)
  59
  60 #define kbd_init_hw()                                   \
  61         do {                                            \
  62                 if (have_isa_bridge)                    \
  63                         pckbd_init_hw();                \
  64         } while (0)
  65
  66 #define kbd_sysrq_xlate                 pckbd_sysrq_xlate
  67
  68 #define kbd_disable_irq()
  69 #define kbd_enable_irq()
  70
  71 #define SYSRQ_KEY       0x54