|
|
#ifndef _MBI_H_
#define _MBI_H_
/**************************************************************************
* * * Copyright (C) 1994, Silicon Graphics, Inc. * * * * These coded instructions, statements, and computer programs contain * * unpublished proprietary information of Silicon Graphics, Inc., and * * are protected by Federal copyright law. They may not be disclosed * * to third parties or copied or duplicated in any form, in whole or * * in part, without the prior written consent of Silicon Graphics, Inc. * * * **************************************************************************/
/**************************************************************************
* * $Revision: 1.136 $ * $Date: 1999/01/05 13:04:00 $ * $Source: /hosts/gate3/exdisk2/cvs/N64OS/Master/cvsmdev2/PR/include/mbi.h,v $ * **************************************************************************/
/*
* Header file for the Media Binary Interface * * NOTE: This file is included by the RSP microcode, so any C-specific * constructs must be bracketed by #ifdef _LANGUAGE_C * */
/*
* the SHIFT macros are used to build display list commands, inserting * bit-fields into a 32-bit word. They take a value, a shift amount, * and a width. * * For the left shift, the lower bits of the value are masked, * then shifted left. * * For the right shift, the value is shifted right, then the lower bits * are masked. * * (NOTE: _SHIFTL(v, 0, 32) won't work, just use an assignment) * */#define _SHIFTL(v, s, w) \
((unsigned int) (((unsigned int)(v) & ((0x01 << (w)) - 1)) << (s)))#define _SHIFTR(v, s, w) \
((unsigned int)(((unsigned int)(v) >> (s)) & ((0x01 << (w)) - 1)))
#define _SHIFT _SHIFTL /* old, for compatibility only */
#define G_ON (1)
#define G_OFF (0)
/**************************************************************************
* * Graphics Binary Interface * **************************************************************************/
#ifdef F3D_OLD
#include <PR/gbi_old.h>
#else
#include <PR/gbi.h>
#endif
/**************************************************************************
* * Audio Binary Interface * **************************************************************************/
#include <PR/abi.h>
/**************************************************************************
* * Task list * **************************************************************************/
#define M_GFXTASK 1
#define M_AUDTASK 2
#define M_VIDTASK 3
#define M_HVQTASK 6
#define M_HVQMTASK 7
/**************************************************************************
* * Segment macros and definitions * **************************************************************************/
#define NUM_SEGMENTS (16)
#define SEGMENT_OFFSET(a) ((unsigned int)(a) & 0x00ffffff)
#define SEGMENT_NUMBER(a) (((unsigned int)(a) << 4) >> 28)
#define SEGMENT_ADDR(num, off) (((num) << 24) + (off))
#ifndef NULL
#define NULL 0
#endif
#endif /* !_MBI_H_ */
|
