LXR linux/arch/m68k/include/asm/apollohw.h

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