include/asm-m68k/apollohw.h

   1 /* apollohw.h : some structures to access apollo HW */
   2
   3 #ifndef _ASMm68k_APOLLOHW_H_
   4 #define _ASMm68k_APOLLOHW_H_
   5
   6
   7 /*
   8    see scn2681 data sheet for more info.
   9    member names are read_write.
  10 */
  11
  12 #define DECLARE_2681_FIELD(x) unsigned char x; unsigned char dummy##x
  13
  14 struct SCN2681 {
  15
  16         DECLARE_2681_FIELD(mra);
  17         DECLARE_2681_FIELD(sra_csra);
  18         DECLARE_2681_FIELD(BRGtest_cra);
  19         DECLARE_2681_FIELD(rhra_thra);
  20         DECLARE_2681_FIELD(ipcr_acr);
  21         DECLARE_2681_FIELD(isr_imr);
  22         DECLARE_2681_FIELD(ctu_ctur);
  23         DECLARE_2681_FIELD(ctl_ctlr);
  24         DECLARE_2681_FIELD(mrb);
  25         DECLARE_2681_FIELD(srb_csrb);
  26         DECLARE_2681_FIELD(tst_crb);
  27         DECLARE_2681_FIELD(rhrb_thrb);
  28         DECLARE_2681_FIELD(reserved);
  29         DECLARE_2681_FIELD(ip_opcr);
  30         DECLARE_2681_FIELD(startCnt_setOutBit);
  31         DECLARE_2681_FIELD(stopCnt_resetOutBit);
  32
  33 };
  34
  35 #if 0
  36 struct mc146818 {
  37
  38         unsigned int second1:4, second2:4, alarm_second1:4, alarm_second2:4,
  39                      minute1:4, minute2:4, alarm_minute1:4, alarm_minute2:4;
  40         unsigned int hours1:4, hours2:4, alarm_hours1:4, alarm_hours2:4,
  41                      day_of_week1:4, day_of_week2:4, day_of_month1:4, day_of_month2:4;
  42         unsigned int month1:4, month2:4, year1:4, year2:4, :16;
  43
  44 };
  45 #endif
  46
  47 struct mc146818 {
  48         unsigned char second, alarm_second;
  49         unsigned char minute, alarm_minute;
  50         unsigned char hours, alarm_hours;
  51         unsigned char day_of_week, day_of_month;
  52         unsigned char month, year;
  53 };
  54
  55 #define IO_BASE 0x80000000
  56
  57 #define SIO01_PHYSADDR 0x10400
  58 #define SIO23_PHYSADDR 0x10500
  59 #define RTC_PHYSADDR 0x10900
  60 #define PICA 0x11000
  61 #define PICB 0x11100
  62 #define sio01 ((*(volatile struct SCN2681 *)(IO_BASE + SIO01_PHYSADDR)))
  63 #define sio23 ((*(volatile struct SCN2681 *)(IO_BASE + SIO01_PHYSADDR)))
  64 #define rtc (((volatile struct mc146818 *)(IO_BASE + RTC_PHYSADDR)))
  65
  66 #define inb(addr) (*((volatile unsigned char *)(addr)))
  67 #define outb(val,addr) (*((volatile unsigned char *)(addr)) = (val))
  68 #define inw(addr) (*((volatile unsigned short *)(addr)))
  69 #define outw(val,addr) (*((volatile unsigned short *)(addr)) = (val))
  70
  71 #endif