evaluator.h

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/* -*-C-*-
 *
 * $Revision:  $
 *   $Author:  $
 *     $Date:  $
 *
 * Copyright (c) 1996 Advanced RISC Machines Limited.
 * All Rights Reserved.
 *
 *   Project: ANGEL
 *
 *     Title: Wrapper for platform.h et al.
 */

#ifndef evaluator_h
#define evaluator_h


#include "sizes.h"
#include "platform.h"

extern const struct angel_DeviceEntry angel_C501UARTSerial[C501UART_NUM_PORTS];
extern void Angel_TimerIntHandler(unsigned ident, unsigned data, unsigned empty_stack);

extern void angel_C501UARTIntHandler(unsigned int ident,
                                     unsigned int data,
                                     unsigned int empty_stack);

extern void logserial_Reset(int port, int baudvalue);

typedef struct 
{
    unsigned32		Mode;	/* Set to handle interrupt as FIQ */
    volatile unsigned32	Pending; /* Set when interrupt triggered / serviced */
    unsigned32		Mask;	/* Set to disable interrupt */
} InterruptController;

#define	InterruptBitMask	(0x1fffff)
#define	GlobalInterruptBitMask	(0x200000)
#define AllInterruptBitMask	(InterruptBitMask | GlobalInterruptBitMask)

#define InterruptBaseAddr	((InterruptController *)INTMOD)

__inline void
EnableInterruptMask(unsigned32 mask)
{
    InterruptBaseAddr->Mask &= ~mask;
}

__inline void
DisableInterruptMask(unsigned32 mask)
{
    InterruptBaseAddr->Mask |= mask;
}

__inline void
EnableInterruptNum(int intrnum)
{
    InterruptBaseAddr->Mask &= ~(1U << intrnum);
}

__inline void
DisableInterruptNum(int intrnum)
{
    InterruptBaseAddr->Mask |= 1U << intrnum;
}

__inline unsigned32
ReadEnabledInterrupts()
{
    return (~(InterruptBaseAddr->Mask) & AllInterruptBitMask);
}

__inline unsigned32
ReadInterruptStatus()
{
    return InterruptBaseAddr->Pending;
}

__inline void
ClearInterruptStatusMask(unsigned32 mask)
{
    InterruptBaseAddr->Pending |= mask;
}

#define	EVALUATOR_UART0_BASE	UART0_BASE
#define	EVALUATOR_UART1_BASE	UART1_BASE


#undef DEBUG_COMPORT
#define DEBUG_COMPORT   EVALUATOR_UART1_BASE

#define	DEBUG_COMPORT_TX_INT	(INT_UART1_TX)
#define	DEBUG_COMPORT_RX_INT	(INT_UART1_RX)

#define inb(port)	(*((char*)(port)))
#define outb(ch,port)	(*((char*)(port))) = (ch)

/* Macros for logging */
#define LOG_GET_STATUS(p)       GET_STATUS(p)
#define LOG_TX_EMPTY(p)         TX_EMPTY(p)
#define LOG_TX_READY(s)         TX_READY(s)
#define LOG_GET_CHAR(p)         GET_CHAR(p)
#define LOG_PUT_CHAR(p, c)      PUT_CHAR(p, c)

#define LOG_RX_DATA(s)          RX_DATA(s)

#define LOG_READ_INTERRUPT(p)   0
#define LOG_RX_INTERRUPT        4
#define LOG_TX_INTERRUPT        2

#endif /* evaluator_h */