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 <asm/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 */
70