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/*
* linux/include/asm-arm/arch-shark/keyboard.h
* by Alexander Schulz
*
* Derived from linux/include/asm-arm/arch-ebsa285/keyboard.h
* (C) 1998 Russell King
* (C) 1998 Phil Blundell
*/
#include <linux/ioport.h>
#include <asm/irq.h>
#include <asm/io.h>
#include <asm/system.h>
#define KEYBOARD_IRQ IRQ_ISA_KEYBOARD
#define NR_SCANCODES 128
#define kbd_disable_irq() do { } while (0)
#define kbd_enable_irq() do { } while (0)
extern int pckbd_setkeycode(unsigned int scancode, unsigned int keycode);
extern int pckbd_getkeycode(unsigned int scancode);
extern int pckbd_translate(unsigned char scancode, unsigned char *keycode,
char raw_mode);
extern char pckbd_unexpected_up(unsigned char keycode);
extern void pckbd_leds(unsigned char leds);
extern void pckbd_init_hw(void);
extern unsigned char pckbd_sysrq_xlate[128];
static inline void kbd_init_hw(void)
{
if (have_isa_bridge) {
k_setkeycode = pckbd_setkeycode;
k_getkeycode = pckbd_getkeycode;
k_translate = pckbd_translate;
k_unexpected_up = pckbd_unexpected_up;
k_leds = pckbd_leds;
#ifdef CONFIG_MAGIC_SYSRQ
k_sysrq_key = 0x54;
k_sysrq_xlate = pckbd_sysrq_xlate;
#endif
pckbd_init_hw();
}
}
/*
* PC Keyboard specifics
*/
/* resource allocation */
#define kbd_request_region() request_region(0x60, 16, "keyboard")
#define kbd_request_irq(handler) request_irq(KEYBOARD_IRQ, handler, 0, \
"keyboard", NULL)
/* How to access the keyboard macros on this platform. */
#define kbd_read_input() inb(KBD_DATA_REG)
#define kbd_read_status() inb(KBD_STATUS_REG)
#define kbd_write_output(val) outb(val, KBD_DATA_REG)
#define kbd_write_command(val) outb(val, KBD_CNTL_REG)
/* Some stoneage hardware needs delays after some operations. */
#define kbd_pause() do { } while(0)
/*
* Machine specific bits for the PS/2 driver
*/
#define aux_request_irq(hand, dev_id) \
request_irq(AUX_IRQ, hand, SA_SHIRQ, "PS/2 Mouse", dev_id)
#define aux_free_irq(dev_id) free_irq(AUX_IRQ, dev_id)
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