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
  12 extern 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
  28 struct 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
  49 struct 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
  60 extern u_long sio01_physaddr;
  61 extern u_long sio23_physaddr;
  62 extern u_long rtc_physaddr;
  63 extern u_long pica_physaddr;
  64 extern u_long picb_physaddr;
  65 extern u_long cpuctrl_physaddr;
  66 extern 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