aifregs.h

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#ifndef __AIFREGS_H__
#define __AIFREGS_H__
 
#include <tamtypes.h>
 
#define AIF_REGBASE     (SPD_REGBASE + 0x4000000)
 
#define USE_AIF_REGS    volatile u16 *aif_regs = \
        (volatile u16 *)AIF_REGBASE
 
enum AIF_REGS{
        AIF_IDENT = 0x00,
        AIF_REVISION,
        AIF_INTSR,
        AIF_INTEN,
        AIF_TIMCFG,
        AIF_COUNT_L = 0x08,
        AIF_COUNT_H,
        AIF_ATA_TCFG = 0x20,
        AIF_ATA = 0x30, //ATA register base.
        AIF_ATACTL = 0x3C,
        AIF_RTC = 0x80  //RTC register base.
};
 
#define AIF_INTCL AIF_INTSR
 
//AIF interrupt management
enum AIF_INUM{
        AIF_INUM_ATA0   = 0,
        AIF_INUM_RTC,   //I don't know what this interrupt event is, but it should be for the RTC because it doesn't have a known bit for itself.
        AIF_INUM_PCMCIA,
 
        AIF_INUM_COUNT
};
 
#define AIF_INTR_ATA0   (1<<AIF_INUM_ATA0)
#define AIF_INTR_RTC    (1<<AIF_INUM_RTC)
#define AIF_INTR_PCMCIA (1<<AIF_INUM_PCMCIA)
 
//Motorola MC146818 RTC management
#define USE_AIF_RTC_REGS        volatile u16 *aif_rtc_regs = \
        (&aif_regs[AIF_RTC])
 
enum RTC_REGS{
        RTC_SECONDS = 0x00,
        RTC_SECONDS_ALARM,
        RTC_MINUTES,
        RTC_MINUTES_ALARM,
        RTC_HOURS,
        RTC_HOURS_ALARM,
        RTC_DAY_OF_WEEK,
        RTC_DAY_OF_MONTH,
        RTC_MONTH,
        RTC_YEAR,
        RTC_REG_A,
        RTC_REG_B,
        RTC_REG_C,
        RTC_REG_D
};
 
/**********************************************************************
 * RTC register details, taken from mc146818rtc.h
 **********************************************************************/
#define RTC_FREQ_SELECT RTC_REG_A
 
# define RTC_UIP                0x80
# define RTC_DIV_CTL            0x70
#  define RTC_REF_CLCK_4MHZ     0x00
#  define RTC_REF_CLCK_1MHZ     0x10
#  define RTC_REF_CLCK_32KHZ    0x20
#  define RTC_DIV_RESET1        0x60
#  define RTC_DIV_RESET2        0x70
# define RTC_RATE_SELECT        0x0F
 
/**********************************************************************/
#define RTC_CONTROL     RTC_REG_B
# define RTC_SET        0x80    
# define RTC_PIE        0x40    
# define RTC_AIE        0x20    
# define RTC_UIE        0x10    
# define RTC_SQWE       0x08    
# define RTC_DM_BINARY  0x04    
# define RTC_24H        0x02    
# define RTC_DST_EN     0x01    
 
 
/**********************************************************************/
#define RTC_INTR_FLAGS  RTC_REG_C
/* caution - cleared by read */
# define RTC_IRQF       0x80    
# define RTC_PF         0x40
# define RTC_AF         0x20
# define RTC_UF         0x10
 
/**********************************************************************/
#define RTC_VALID       RTC_REG_D
# define RTC_VRT        0x80    
/**********************************************************************/
 
#endif /* __AIFREGS_H__ */