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 <linux/kd.h> 19 #include <linux/pm.h> 20 #include <asm/io.h> 21 22 #define KEYBOARD_IRQ 1 23 #define DISABLE_KBD_DURING_INTERRUPTS 0 24 25 extern int pckbd_setkeycode(unsigned int scancode, unsigned int keycode); 26 extern int pckbd_getkeycode(unsigned int scancode); 27 extern int pckbd_translate(unsigned char scancode, unsigned char *keycode, 28 char raw_mode); 29 extern char pckbd_unexpected_up(unsigned char keycode); 30 extern void pckbd_leds(unsigned char leds); 31 extern void pckbd_init_hw(void); 32 extern int pckbd_pm_resume(struct pm_dev *, pm_request_t, void *); 33 extern pm_callback pm_kbd_request_override; 34 extern unsigned char pckbd_sysrq_xlate[128]; 35 36 #define kbd_setkeycode pckbd_setkeycode 37 #define kbd_getkeycode pckbd_getkeycode 38 #define kbd_translate pckbd_translate 39 #define kbd_unexpected_up pckbd_unexpected_up 40 #define kbd_leds pckbd_leds 41 #define kbd_init_hw pckbd_init_hw 42 #define kbd_sysrq_xlate pckbd_sysrq_xlate 43 44 #define SYSRQ_KEY 0x54 45 46 /* resource allocation */ 47 #define kbd_request_region() 48 #define kbd_request_irq(handler) request_irq(KEYBOARD_IRQ, handler, 0, \ 49 "keyboard", NULL) 50 51 /* How to access the keyboard macros on this platform. */ 52 #define kbd_read_input() inb(KBD_DATA_REG) 53 #define kbd_read_status() inb(KBD_STATUS_REG) 54 #define kbd_write_output(val) outb(val, KBD_DATA_REG) 55 #define kbd_write_command(val) outb(val, KBD_CNTL_REG) 56 57 /* Some stoneage hardware needs delays after some operations. */ 58 #define kbd_pause() do { } while(0) 59 60 /* 61 * Machine specific bits for the PS/2 driver 62 */ 63 64 #define AUX_IRQ 12 65 66 #define aux_request_irq(hand, dev_id) \ 67 request_irq(AUX_IRQ, hand, SA_SHIRQ, "PS/2 Mouse", dev_id) 68 69 #define aux_free_irq(dev_id) free_irq(AUX_IRQ, dev_id) 70 71 #endif /* __KERNEL__ */ 72 #endif /* _I386_KEYBOARD_H */ 73