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 /**
  * @file
  * 
  * @ingroup RTEMSBSPsI386
  *
  * @brief I386 keyboard definitions.
  */
 
 /*
  *  linux/include/asm-i386/keyboard.h
  *
  *  Created 3 Nov 1996 by Geert Uytterhoeven
  */
 
 /*
  *  This file contains the i386 architecture specific keyboard definitions
  */
 
 #ifndef _I386_KEYBOARD_H
 #define _I386_KEYBOARD_H
 
 #include  <i386_io.h>
 
 #define KEYBOARD_IRQ            1
 #define DISABLE_KBD_DURING_INTERRUPTS   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];
 
 #define kbd_setkeycode      pckbd_setkeycode
 #define kbd_getkeycode      pckbd_getkeycode
 #define kbd_translate       pckbd_translate
 #define kbd_unexpected_up   pckbd_unexpected_up
 #define kbd_leds              pckbd_leds
 #define kbd_init_hw        pckbd_init_hw
 #define kbd_sysrq_xlate     pckbd_sysrq_xlate
 
 #define SYSRQ_KEY 0x54
 
 /* 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_IRQ 12
 
 #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) */
 
 /*
  *  include/linux/pc_keyb.h
  *
  *  PC Keyboard And Keyboard Controller
  *
  *  (c) 1997 Martin Mares <mj@atrey.karlin.mff.cuni.cz>
  */
 
 /*
  *  Configuration Switches
  */
 
 #undef KBD_REPORT_ERR           /* Report keyboard errors */
 #define KBD_REPORT_UNKN         /* Report unknown scan codes */
 #define KBD_REPORT_TIMEOUTS     /* Report keyboard timeouts */
 #undef KBD_IS_FOCUS_9000        /* We have the brain-damaged FOCUS-9000 keyboard */
 #undef INITIALIZE_MOUSE         /* Define if your PS/2 mouse needs initialization. */
 
 #define KBD_INIT_TIMEOUT 1000       /* Timeout in ms for initializing the keyboard */
 #define KBC_TIMEOUT 250         /* Timeout in ms for sending to keyboard controller */
 #define KBD_TIMEOUT 1000        /* Timeout in ms for keyboard command acknowledge */
 
 /*
  *  Internal variables of the driver
  */
 
 extern unsigned char pckbd_read_mask;
 extern unsigned char aux_device_present;
 
 /*
  *  Keyboard Controller Registers on normal PCs.
  */
 
 #define KBD_STATUS_REG      0x64    /* Status register (R) */
 #define KBD_CNTL_REG        0x64    /* Controller command register (W) */
 #define KBD_DATA_REG        0x60    /* Keyboard data register (R/W) */
 
 /*
  *  Keyboard Controller Commands
  */
 
 #define KBD_CCMD_READ_MODE  0x20    /* Read mode bits */
 #define KBD_CCMD_WRITE_MODE 0x60    /* Write mode bits */
 #define KBD_CCMD_GET_VERSION    0xA1    /* Get controller version */
 #define KBD_CCMD_MOUSE_DISABLE  0xA7    /* Disable mouse interface */
 #define KBD_CCMD_MOUSE_ENABLE   0xA8    /* Enable mouse interface */
 #define KBD_CCMD_TEST_MOUSE 0xA9    /* Mouse interface test */
 #define KBD_CCMD_SELF_TEST  0xAA    /* Controller self test */
 #define KBD_CCMD_KBD_TEST   0xAB    /* Keyboard interface test */
 #define KBD_CCMD_KBD_DISABLE    0xAD    /* Keyboard interface disable */
 #define KBD_CCMD_KBD_ENABLE 0xAE    /* Keyboard interface enable */
 #define KBD_CCMD_WRITE_AUX_OBUF 0xD3    /* Write to output buffer as if
                        initiated by the auxiliary device */
 #define KBD_CCMD_WRITE_MOUSE    0xD4    /* Write the following byte to the mouse */
 
 /*
  *  Keyboard Commands
  */
 
 #define KBD_CMD_SET_LEDS    0xED    /* Set keyboard leds */
 #define KBD_CMD_SET_RATE    0xF3    /* Set typematic rate */
 #define KBD_CMD_ENABLE      0xF4    /* Enable scanning */
 #define KBD_CMD_DISABLE     0xF5    /* Disable scanning */
 #define KBD_CMD_RESET       0xFF    /* Reset */
 
 /*
  *  Keyboard Replies
  */
 
 #define KBD_REPLY_POR       0xAA    /* Power on reset */
 #define KBD_REPLY_ACK       0xFA    /* Command ACK */
 #define KBD_REPLY_RESEND    0xFE    /* Command NACK, send the cmd again */
 
 /*
  *  Status Register Bits
  */
 
 #define KBD_STAT_OBF        0x01    /* Keyboard output buffer full */
 #define KBD_STAT_IBF        0x02    /* Keyboard input buffer full */
 #define KBD_STAT_SELFTEST   0x04    /* Self test successful */
 #define KBD_STAT_CMD        0x08    /* Last write was a command write (0=data) */
 #define KBD_STAT_UNLOCKED   0x10    /* Zero if keyboard locked */
 #define KBD_STAT_MOUSE_OBF  0x20    /* Mouse output buffer full */
 #define KBD_STAT_GTO        0x40    /* General receive/xmit timeout */
 #define KBD_STAT_PERR       0x80    /* Parity error */
 
 #define AUX_STAT_OBF (KBD_STAT_OBF | KBD_STAT_MOUSE_OBF)
 
 /*
  *  Controller Mode Register Bits
  */
 
 #define KBD_MODE_KBD_INT    0x01    /* Keyboard data generate IRQ1 */
 #define KBD_MODE_MOUSE_INT  0x02    /* Mouse data generate IRQ12 */
 #define KBD_MODE_SYS        0x04    /* The system flag (?) */
 #define KBD_MODE_NO_KEYLOCK 0x08    /* The keylock doesn't affect the keyboard if set */
 #define KBD_MODE_DISABLE_KBD    0x10    /* Disable keyboard interface */
 #define KBD_MODE_DISABLE_MOUSE  0x20    /* Disable mouse interface */
 #define KBD_MODE_KCC        0x40    /* Scan code conversion to PC format */
 #define KBD_MODE_RFU        0x80
 
 /*
  *  Mouse Commands
  */
 
 #define AUX_SET_RES     0xE8    /* Set resolution */
 #define AUX_SET_SCALE11     0xE6    /* Set 1:1 scaling */
 #define AUX_SET_SCALE21     0xE7    /* Set 2:1 scaling */
 #define AUX_GET_SCALE       0xE9    /* Get scaling factor */
 #define AUX_SET_STREAM      0xEA    /* Set stream mode */
 #define AUX_SET_SAMPLE      0xF3    /* Set sample rate */
 #define AUX_ENABLE_DEV      0xF4    /* Enable aux device */
 #define AUX_DISABLE_DEV     0xF5    /* Disable aux device */
 #define AUX_RESET       0xFF    /* Reset aux device */
 #define AUX_ACK         0xFA    /* Command byte ACK. */
 
 #define AUX_BUF_SIZE        2048    /* This might be better divisible by
                        three to make overruns stay in sync
                        but then the read function would need
                        a lock etc - ick */
 
 #define  mark_bh(x)
 
 #endif /* _I386_KEYBOARD_H */

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