/**************************************************************************
 *
 *  $Revision: 1.6 $
 *  $Date: 1997/02/11 08:29:31 $
 *  $Source: /hosts/gate3/exdisk2/cvs/N64OS/Master/cvsmdev2/PR/include/rdb.h,v $
 *
 **************************************************************************/

#ifndef _RDB_H
#define _RDB_H

/* U64 side address */
#define	RDB_BASE_REG		0xc0000000
#define RDB_WRITE_INTR_REG	(RDB_BASE_REG + 0x8)
#define RDB_READ_INTR_REG	(RDB_BASE_REG + 0xc)
#define RDB_BASE_VIRTUAL_ADDR	0x80000000

/* packet type  Have six bits, so can have up to 63 types */
#define RDB_TYPE_INVALID                0
#define RDB_TYPE_GtoH_PRINT             1
#define RDB_TYPE_GtoH_FAULT             2
#define RDB_TYPE_GtoH_LOG_CT		3
#define RDB_TYPE_GtoH_LOG               4
#define RDB_TYPE_GtoH_READY_FOR_DATA    5
#define RDB_TYPE_GtoH_DATA_CT		6
#define RDB_TYPE_GtoH_DATA              7
#define RDB_TYPE_GtoH_DEBUG             8
#define RDB_TYPE_GtoH_RAMROM		9
#define RDB_TYPE_GtoH_DEBUG_DONE        10
#define RDB_TYPE_GtoH_DEBUG_READY       11
#define RDB_TYPE_GtoH_KDEBUG            12
#define RDB_TYPE_GtoH_PROF_DATA         22


#define RDB_TYPE_HtoG_LOG_DONE		13
#define RDB_TYPE_HtoG_DEBUG            	14
#define RDB_TYPE_HtoG_DEBUG_CT          15
#define RDB_TYPE_HtoG_DATA              16
#define RDB_TYPE_HtoG_DATA_DONE		17 
#define RDB_TYPE_HtoG_REQ_RAMROM        18
#define RDB_TYPE_HtoG_FREE_RAMROM	19
#define RDB_TYPE_HtoG_KDEBUG            20
#define RDB_TYPE_HtoG_PROF_SIGNAL       21


#define RDB_PROF_ACK_SIG               1
#define RDB_PROF_FLUSH_SIG             2
#define PROF_BLOCK_SIZE			2048

#define RDB_LOG_MAX_BLOCK_SIZE         0x8000
#define RDB_DATA_MAX_BLOCK_SIZE        0x8000


/* GIO side address */
#define GIO_RDB_BASE_REG	0xbf480000
#define	GIO_RDB_WRITE_INTR_REG	(GIO_RDB_BASE_REG + 0x8)
#define GIO_RDB_READ_INTR_REG	(GIO_RDB_BASE_REG + 0xc)

/* minor device number */
#define GIO_RDB_PRINT_MINOR		1
#define GIO_RDB_DEBUG_MINOR		2

/* interrupt bit */
#define GIO_RDB_WRITE_INTR_BIT	0x80000000
#define GIO_RDB_READ_INTR_BIT	0x40000000

/* debug command */
#define DEBUG_COMMAND_NULL	0
#define DEBUG_COMMAND_MEMORY	1
#define DEBUG_COMMAND_REGISTER	2
#define DEBUG_COMMAND_INVALID	255

/* debug state */
#define DEBUG_STATE_NULL	0
#define DEBUG_STATE_RECEIVE	1
#define DEBUG_STATE_INVALID	255

#if defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS)

/* Structure for debug port */
typedef struct {
	unsigned type : 6;	/* 0: invalid, 1: print, 2: debug */
	unsigned length : 2;	/* 1, 2, or 3 */
	char buf[3];		/* character buffer */
} rdbPacket;

extern unsigned int	__osRdbWriteOK;
extern unsigned int	__osRdbSendMessage;

#endif /* _LANGUAGE_C */

#endif /* !_RDB_H */