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/*  mrm332.h

 *

 *  mrm332.h,v 1.2 2002/02/28 23:09:55 joel Exp

 */

#ifndef _MRM332_H_

#define _MRM332_H_

/* SIM_MM (SIM Module Mapping) determines the location of the control

   register block. When MM=0, register addresses range fom 0x7ff000 to

   0x7FFFFF. When MM=1, register addresses range from 0xfff000 to

   0xffffff. */

#define SIM_MM 1

/* Interrupt related definitions */

#define SIM_IARB 15

#define QSM_IARB 10

#define MRM_PIV 64

#define ISRL_PIT 4              /* zero disables PIT */

#define EFI_QIVR 66             /* 66=>SCI and 67=>QSPI interrupt */

#define ISRL_QSPI 0

#define EFI_SPINT 24            /* spurious interrupt */

#define EFI_INT1 25             /* CTS interrupt */

#define ISRL_SCI 6

/* System Clock definitions */

#define XTAL 32768.0            /* crystal frequency in Hz */

#if 1

/* Default MRM clock rate (8.388688 MHz) set by CPU32: */

#define MRM_W 0                 /* system clock parameters */

#define MRM_X 0

#define MRM_Y 0x3f

#endif

#if 0

/* 16.77722 MHz: */

#define MRM_W 1                 /* system clock parameters */

#define MRM_X 1

#define MRM_Y 0x0f

#endif

#if 0

/* 25.16582 MHz: */

#define MRM_W 1                 /* system clock parameters */

#define MRM_X 1

#define MRM_Y 0x17

#endif

#define SYS_CLOCK (XTAL*4.0*(MRM_Y+1)*(1 << (2*MRM_W+MRM_X)))

#define SCI_BAUD 9600           /* RS232 Baud Rate */

/* macros/functions */

#ifndef ASM

/*

 *  This prototype really should have the noreturn attribute but

 *  that causes a warning. Not sure how to fix that.

 */

/*   static void reboot(void) __attribute__ ((noreturn)); */

static void reboot(void);

__inline__ static void reboot() {asm("trap #15; .word 0x0063");}

#endif /* ASM */

#endif /* _MRM_H_ */