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Linux Cross Reference
Linux/include/asm-i386/keyboard.h

Version: ~ [ 2.4.0 ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~ 
  1 /*
  2  *  linux/include/asm-i386/keyboard.h
  3  *
  4  *  Created 3 Nov 1996 by Geert Uytterhoeven
  5  */
  6 
  7 /*
  8  *  This file contains the i386 architecture specific keyboard definitions
  9  */
 10 
 11 #ifndef _I386_KEYBOARD_H
 12 #define _I386_KEYBOARD_H
 13 
 14 #ifdef __KERNEL__
 15 
 16 #include <linux/kernel.h>
 17 #include <linux/ioport.h>
 18 #include <asm/io.h>
 19 
 20 #define KEYBOARD_IRQ                    1
 21 #define DISABLE_KBD_DURING_INTERRUPTS   0
 22 
 23 extern int pckbd_setkeycode(unsigned int scancode, unsigned int keycode);
 24 extern int pckbd_getkeycode(unsigned int scancode);
 25 extern int pckbd_translate(unsigned char scancode, unsigned char *keycode,
 26                            char raw_mode);
 27 extern char pckbd_unexpected_up(unsigned char keycode);
 28 extern void pckbd_leds(unsigned char leds);
 29 extern void pckbd_init_hw(void);
 30 extern unsigned char pckbd_sysrq_xlate[128];
 31 
 32 #define kbd_setkeycode          pckbd_setkeycode
 33 #define kbd_getkeycode          pckbd_getkeycode
 34 #define kbd_translate           pckbd_translate
 35 #define kbd_unexpected_up       pckbd_unexpected_up
 36 #define kbd_leds                pckbd_leds
 37 #define kbd_init_hw             pckbd_init_hw
 38 #define kbd_sysrq_xlate         pckbd_sysrq_xlate
 39 
 40 #define SYSRQ_KEY 0x54
 41 
 42 /* resource allocation */
 43 #define kbd_request_region()
 44 #define kbd_request_irq(handler) request_irq(KEYBOARD_IRQ, handler, 0, \
 45                                              "keyboard", NULL)
 46 
 47 /* How to access the keyboard macros on this platform.  */
 48 #define kbd_read_input() inb(KBD_DATA_REG)
 49 #define kbd_read_status() inb(KBD_STATUS_REG)
 50 #define kbd_write_output(val) outb(val, KBD_DATA_REG)
 51 #define kbd_write_command(val) outb(val, KBD_CNTL_REG)
 52 
 53 /* Some stoneage hardware needs delays after some operations.  */
 54 #define kbd_pause() do { } while(0)
 55 
 56 /*
 57  * Machine specific bits for the PS/2 driver
 58  */
 59 
 60 #define AUX_IRQ 12
 61 
 62 #define aux_request_irq(hand, dev_id)                                   \
 63         request_irq(AUX_IRQ, hand, SA_SHIRQ, "PS/2 Mouse", dev_id)
 64 
 65 #define aux_free_irq(dev_id) free_irq(AUX_IRQ, dev_id)
 66 
 67 #endif /* __KERNEL__ */
 68 #endif /* _I386_KEYBOARD_H */
 69
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