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/* apollohw.h : some structures to access apollo HW */
 
#ifndef _ASMm68k_APOLLOHW_H_
#define _ASMm68k_APOLLOHW_H_
 
/*
   apollo models 
*/
 
extern u_long apollo_model;
 
#define APOLLO_UNKNOWN (0)
#define APOLLO_DN3000 (1)
#define APOLLO_DN3010 (2)
#define APOLLO_DN3500 (3)
#define APOLLO_DN4000 (4)
#define APOLLO_DN4500 (5)
 
/* 
   see scn2681 data sheet for more info. 
   member names are read_write.
*/
 
#define DECLARE_2681_FIELD(x) unsigned char x; unsigned char dummy##x
 
struct SCN2681 {
 
	DECLARE_2681_FIELD(mra);
	DECLARE_2681_FIELD(sra_csra);
	DECLARE_2681_FIELD(BRGtest_cra);
	DECLARE_2681_FIELD(rhra_thra);
	DECLARE_2681_FIELD(ipcr_acr);
	DECLARE_2681_FIELD(isr_imr);
	DECLARE_2681_FIELD(ctu_ctur);
	DECLARE_2681_FIELD(ctl_ctlr);
	DECLARE_2681_FIELD(mrb);
	DECLARE_2681_FIELD(srb_csrb);
	DECLARE_2681_FIELD(tst_crb);
	DECLARE_2681_FIELD(rhrb_thrb);
	DECLARE_2681_FIELD(reserved);
	DECLARE_2681_FIELD(ip_opcr);
	DECLARE_2681_FIELD(startCnt_setOutBit);
	DECLARE_2681_FIELD(stopCnt_resetOutBit);
 
};
 
#if 0
struct mc146818 {
 
	unsigned int second1:4, second2:4, alarm_second1:4, alarm_second2:4,
		     minute1:4, minute2:4, alarm_minute1:4, alarm_minute2:4;
	unsigned int hours1:4, hours2:4, alarm_hours1:4, alarm_hours2:4,
		     day_of_week1:4, day_of_week2:4, day_of_month1:4, day_of_month2:4;
	unsigned int month1:4, month2:4, year1:4, year2:4, :16;
 
};
#endif
 
struct mc146818 {
        unsigned char second, alarm_second;
        unsigned char minute, alarm_minute;
        unsigned char hours, alarm_hours;
        unsigned char day_of_week, day_of_month;
        unsigned char month, year;
};
 
 
#define IO_BASE 0x80000000
 
extern u_long sio01_physaddr;
extern u_long sio23_physaddr;
extern u_long rtc_physaddr;
extern u_long pica_physaddr;
extern u_long picb_physaddr;
extern u_long cpuctrl_physaddr;
extern u_long timer_physaddr;
 
#define SAU7_SIO01_PHYSADDR 0x10400
#define SAU7_SIO23_PHYSADDR 0x10500
#define SAU7_RTC_PHYSADDR 0x10900
#define SAU7_PICA 0x11000
#define SAU7_PICB 0x11100
#define SAU7_CPUCTRL 0x10100
#define SAU7_TIMER 0x010800
 
#define SAU8_SIO01_PHYSADDR 0x8400
#define SAU8_RTC_PHYSADDR 0x8900
#define SAU8_PICA 0x9400
#define SAU8_PICB 0x9500
#define SAU8_CPUCTRL 0x8100
#define SAU8_TIMER 0x8800
 
#define sio01 ((*(volatile struct SCN2681 *)(IO_BASE + sio01_physaddr)))
#define sio23 ((*(volatile struct SCN2681 *)(IO_BASE + sio23_physaddr)))
#define rtc (((volatile struct mc146818 *)(IO_BASE + rtc_physaddr)))
#define cpuctrl (*(volatile unsigned int *)(IO_BASE + cpuctrl_physaddr))
#define pica (IO_BASE + pica_physaddr)
#define picb (IO_BASE + picb_physaddr)
#define timer (IO_BASE + timer_physaddr)	
#define addr_xlat_map ((unsigned short *)(IO_BASE + 0x17000))
 
#define isaIO2mem(x) (((((x) & 0x3f8)  << 7) | (((x) & 0xfc00) >> 6) | ((x) & 0x7)) + 0x40000 + IO_BASE)
 
#endif