include/asm-m68k/q40_master.h

   1 /*
   2  * Q40 master Chip Control
   3  * RTC stuff merged for compactnes..
   4 */
   5
   6 #ifndef _Q40_MASTER_H
   7 #define _Q40_MASTER_H
   8
   9 #include <asm/raw_io.h>
  10
  11
  12 #define q40_master_addr 0xff000000
  13
  14 #define IIRQ_REG            0x0       /* internal IRQ reg */
  15 #define EIRQ_REG            0x4       /* external ... */
  16 #define KEYCODE_REG         0x1c      /* value of received scancode  */
  17 #define DISPLAY_CONTROL_REG 0x18
  18 #define FRAME_CLEAR_REG     0x24
  19 #define LED_REG             0x30
  20
  21 #define Q40_LED_ON()        master_outb(1,LED_REG)
  22 #define Q40_LED_OFF()       master_outb(0,LED_REG)
  23
  24 #define INTERRUPT_REG       IIRQ_REG  /* "native" ints */
  25 #define KEY_IRQ_ENABLE_REG  0x08      /**/
  26 #define KEYBOARD_UNLOCK_REG 0x20      /* clear kb int */
  27
  28 #define SAMPLE_ENABLE_REG   0x14      /* generate SAMPLE ints */
  29 #define SAMPLE_RATE_REG     0x2c
  30 #define SAMPLE_CLEAR_REG    0x28
  31 #define SAMPLE_LOW          0x00
  32 #define SAMPLE_HIGH         0x01
  33
  34 #define FRAME_RATE_REG       0x38      /* generate FRAME ints at 200 HZ rate */
  35
  36 #if 0
  37 #define SER_ENABLE_REG      0x0c      /* allow serial ints to be generated */
  38 #endif
  39 #define EXT_ENABLE_REG      0x10      /* ... rest of the ISA ints ... */
  40
  41
  42 #define master_inb(_reg_)      in_8((unsigned char *)q40_master_addr+_reg_)
  43 #define master_outb(_b_,_reg_)  out_8((unsigned char *)q40_master_addr+_reg_,_b_)
  44
  45 /* RTC defines */
  46
  47 #define Q40_RTC_BASE        (0xff021ffc)
  48
  49 #define Q40_RTC_YEAR        (*(volatile unsigned char *)(Q40_RTC_BASE+0))
  50 #define Q40_RTC_MNTH        (*(volatile unsigned char *)(Q40_RTC_BASE-4))
  51 #define Q40_RTC_DATE        (*(volatile unsigned char *)(Q40_RTC_BASE-8))
  52 #define Q40_RTC_DOW         (*(volatile unsigned char *)(Q40_RTC_BASE-12))
  53 #define Q40_RTC_HOUR        (*(volatile unsigned char *)(Q40_RTC_BASE-16))
  54 #define Q40_RTC_MINS        (*(volatile unsigned char *)(Q40_RTC_BASE-20))
  55 #define Q40_RTC_SECS        (*(volatile unsigned char *)(Q40_RTC_BASE-24))
  56 #define Q40_RTC_CTRL        (*(volatile unsigned char *)(Q40_RTC_BASE-28))
  57
  58 /* some control bits */
  59 #define Q40_RTC_READ   64  /* prepare for reading */
  60 #define Q40_RTC_WRITE  128
  61
  62 /* define some Q40 specific ints */
  63 #include "q40ints.h"
  64
  65 /* misc defs */
  66 #define DAC_LEFT  ((unsigned char *)0xff008000)
  67 #define DAC_RIGHT ((unsigned char *)0xff008004)
  68
  69 #endif /* _Q40_MASTER_H */