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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/* apollohw.h : some structures to access apollo HW */
2
3#ifndef _ASMm68k_APOLLOHW_H_
4#define _ASMm68k_APOLLOHW_H_
5
6/*
7 apollo models
8*/
9
10extern u_long apollo_model;
11
12#define APOLLO_UNKNOWN (0)
13#define APOLLO_DN3000 (1)
14#define APOLLO_DN3010 (2)
15#define APOLLO_DN3500 (3)
16#define APOLLO_DN4000 (4)
17#define APOLLO_DN4500 (5)
18
19/*
20 see scn2681 data sheet for more info.
21 member names are read_write.
22*/
23
24#define DECLARE_2681_FIELD(x) unsigned char x; unsigned char dummy##x
25
26struct SCN2681 {
27
28 DECLARE_2681_FIELD(mra);
29 DECLARE_2681_FIELD(sra_csra);
30 DECLARE_2681_FIELD(BRGtest_cra);
31 DECLARE_2681_FIELD(rhra_thra);
32 DECLARE_2681_FIELD(ipcr_acr);
33 DECLARE_2681_FIELD(isr_imr);
34 DECLARE_2681_FIELD(ctu_ctur);
35 DECLARE_2681_FIELD(ctl_ctlr);
36 DECLARE_2681_FIELD(mrb);
37 DECLARE_2681_FIELD(srb_csrb);
38 DECLARE_2681_FIELD(tst_crb);
39 DECLARE_2681_FIELD(rhrb_thrb);
40 DECLARE_2681_FIELD(reserved);
41 DECLARE_2681_FIELD(ip_opcr);
42 DECLARE_2681_FIELD(startCnt_setOutBit);
43 DECLARE_2681_FIELD(stopCnt_resetOutBit);
44
45};
46
47#if 0
48struct mc146818 {
49
50 unsigned int second1:4, second2:4, alarm_second1:4, alarm_second2:4,
51 minute1:4, minute2:4, alarm_minute1:4, alarm_minute2:4;
52 unsigned int hours1:4, hours2:4, alarm_hours1:4, alarm_hours2:4,
53 day_of_week1:4, day_of_week2:4, day_of_month1:4, day_of_month2:4;
54 unsigned int month1:4, month2:4, year1:4, year2:4, :16;
55
56};
57#endif
58
59struct mc146818 {
60 unsigned char second, alarm_second;
61 unsigned char minute, alarm_minute;
62 unsigned char hours, alarm_hours;
63 unsigned char day_of_week, day_of_month;
64 unsigned char month, year;
65};
66
67
68#define IO_BASE 0x80000000
69
70extern u_long sio01_physaddr;
71extern u_long sio23_physaddr;
72extern u_long rtc_physaddr;
73extern u_long pica_physaddr;
74extern u_long picb_physaddr;
75extern u_long cpuctrl_physaddr;
76extern u_long timer_physaddr;
77
78#define SAU7_SIO01_PHYSADDR 0x10400
79#define SAU7_SIO23_PHYSADDR 0x10500
80#define SAU7_RTC_PHYSADDR 0x10900
81#define SAU7_PICA 0x11000
82#define SAU7_PICB 0x11100
83#define SAU7_CPUCTRL 0x10100
84#define SAU7_TIMER 0x010800
85
86#define SAU8_SIO01_PHYSADDR 0x8400
87#define SAU8_RTC_PHYSADDR 0x8900
88#define SAU8_PICA 0x9400
89#define SAU8_PICB 0x9500
90#define SAU8_CPUCTRL 0x8100
91#define SAU8_TIMER 0x8800
92
93#define sio01 ((*(volatile struct SCN2681 *)(IO_BASE + sio01_physaddr)))
94#define sio23 ((*(volatile struct SCN2681 *)(IO_BASE + sio23_physaddr)))
95#define rtc (((volatile struct mc146818 *)(IO_BASE + rtc_physaddr)))
96#define cpuctrl (*(volatile unsigned int *)(IO_BASE + cpuctrl_physaddr))
97#define pica (IO_BASE + pica_physaddr)
98#define picb (IO_BASE + picb_physaddr)
99#define timer (IO_BASE + timer_physaddr)
100#define addr_xlat_map ((unsigned short *)(IO_BASE + 0x17000))
101
102#define isaIO2mem(x) (((((x) & 0x3f8) << 7) | (((x) & 0xfc00) >> 6) | ((x) & 0x7)) + 0x40000 + IO_BASE)
103
104#endif