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1276 |
phoenix |
/*
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* linux/include/asm-arm/arch-shark/keyboard.h
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* by Alexander Schulz
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*
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* Derived from linux/include/asm-arm/arch-ebsa285/keyboard.h
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* (C) 1998 Russell King
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* (C) 1998 Phil Blundell
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*/
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#include <linux/config.h>
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#include <linux/ioport.h>
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#include <asm/irq.h>
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#include <asm/io.h>
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#include <asm/system.h>
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#define KEYBOARD_IRQ IRQ_ISA_KEYBOARD
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#define NR_SCANCODES 128
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#define kbd_disable_irq() do { } while (0)
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#define kbd_enable_irq() do { } while (0)
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extern int pckbd_setkeycode(unsigned int scancode, unsigned int keycode);
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extern int pckbd_getkeycode(unsigned int scancode);
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extern int pckbd_translate(unsigned char scancode, unsigned char *keycode,
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char raw_mode);
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extern char pckbd_unexpected_up(unsigned char keycode);
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extern void pckbd_leds(unsigned char leds);
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extern void pckbd_init_hw(void);
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extern unsigned char pckbd_sysrq_xlate[128];
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static inline void kbd_init_hw(void)
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{
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k_setkeycode = pckbd_setkeycode;
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k_getkeycode = pckbd_getkeycode;
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k_translate = pckbd_translate;
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k_unexpected_up = pckbd_unexpected_up;
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k_leds = pckbd_leds;
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#ifdef CONFIG_MAGIC_SYSRQ
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k_sysrq_key = 0x54;
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k_sysrq_xlate = pckbd_sysrq_xlate;
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#endif
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pckbd_init_hw();
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}
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/*
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* PC Keyboard specifics
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*/
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/* resource allocation */
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#define kbd_request_region() request_region(0x60, 16, "keyboard")
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#define kbd_request_irq(handler) request_irq(KEYBOARD_IRQ, handler, 0, \
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"keyboard", NULL)
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/* How to access the keyboard macros on this platform. */
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#define kbd_read_input() inb(KBD_DATA_REG)
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#define kbd_read_status() inb(KBD_STATUS_REG)
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#define kbd_write_output(val) outb(val, KBD_DATA_REG)
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#define kbd_write_command(val) outb(val, KBD_CNTL_REG)
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/* Some stoneage hardware needs delays after some operations. */
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#define kbd_pause() do { } while(0)
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/*
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* Machine specific bits for the PS/2 driver
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*/
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#define aux_request_irq(hand, dev_id) \
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request_irq(AUX_IRQ, hand, SA_SHIRQ, "PS/2 Mouse", dev_id)
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#define aux_free_irq(dev_id) free_irq(AUX_IRQ, dev_id)
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