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/* apollohw.h : some structures to access apollo HW */
#ifndef _ASMm68k_APOLLOHW_H_
#define _ASMm68k_APOLLOHW_H_
#include <linux/types.h>
#include <asm/bootinfo-apollo.h>
extern u_long apollo_model;
/*
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);
};
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 apollo_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)
#define IRQ_APOLLO IRQ_USER
#endif
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