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e04a2e8330
* set up IDO, created osFlash, fix newlines in libultra headers * osFlash OK * Try to fix Jenkinsfile
124 lines
3.1 KiB
C
Executable File
124 lines
3.1 KiB
C
Executable File
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/**************************************************************************
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* *
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* Copyright (C) 1994, Silicon Graphics, Inc. *
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* *
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* These coded instructions, statements, and computer programs contain *
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* unpublished proprietary information of Silicon Graphics, Inc., and *
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* are protected by Federal copyright law. They may not be disclosed *
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* to third parties or copied or duplicated in any form, in whole or *
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* in part, without the prior written consent of Silicon Graphics, Inc. *
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* *
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**************************************************************************/
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/**************************************************************************
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*
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* Module: region.h
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*
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* $Revision: 1.8 $
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* $Date: 1997/11/26 00:30:56 $
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* $Author: mitu $
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* $Source: /hosts/gate3/exdisk2/cvs/N64OS/Master/cvsmdev2/PR/include/region.h,v $
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*
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* Description:
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* This file contains macros and structure definitions for the region
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* library.
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*
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**************************************************************************/
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#ifndef _REGION_H_
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#define _REGION_H_
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#ifdef _LANGUAGE_C_PLUS_PLUS
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extern "C" {
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#endif
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#include <PR/ultratypes.h>
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/***************************************
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*
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* Global defines
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*
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*/
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/* Alignment sizes */
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#define ALIGNSZ (sizeof(long long)) /* 8 bytes */
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#define ALIGNOFFST (ALIGNSZ-1)
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/* size for storing index to free buffer */
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#define BUF_CTRL_SIZE ALIGNSZ
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/* Max bufcount = 32K */
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#define MAX_BUFCOUNT 0x8000
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/* code for last free buffer */
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#define BUF_FREE_WO_NEXT 0x8000
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/*
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* Global defines for alignment size (default is 8-byte alignment)
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*/
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#define OS_RG_ALIGN_2B 2 /* 2 bytes = 16-bit alignment */
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#define OS_RG_ALIGN_4B 4 /* 4 bytes = 32-bit alignment */
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#define OS_RG_ALIGN_8B 8 /* 8 bytes = 64-bit alignment */
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#define OS_RG_ALIGN_16B 16 /* 16 bytes = 128-bit alignment */
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#define OS_RG_ALIGN_DEFAULT OS_RG_ALIGN_8B
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/***************************************
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*
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* Macro definitions
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*
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*/
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/* Perform alignment on input 's' */
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#define ALIGN(s, align) (((u32)(s) + ((align)-1)) & ~((align)-1))
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/***************************************
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*
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* Typedefs & structure definitions
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*
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*/
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/*
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* Structure for region header/control area
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*/
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typedef struct _Region_s {
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u8 *r_startBufferAddress; /* start address to data buffer */
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u8 *r_endAddress; /* end address of region */
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s32 r_bufferSize; /* size of buffers for this region */
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s32 r_bufferCount; /* up to 32K entries; MSB is used for
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setting end-of-list/used */
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u16 r_freeList; /* point to array index of first
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available memory buffer */
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u16 r_alignSize; /* alignment size (# of bytes) */
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} OSRegion;
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/*
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* Macro to simplify accessing region header structure
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*/
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#define RP(x) rp->r_##x
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/***************************************
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*
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* Function prototypes
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*
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*/
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extern void *osCreateRegion(void *, u32, u32, u32);
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extern void *osMalloc(void *);
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extern void osFree(void *, void *);
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extern s32 osGetRegionBufCount(void *);
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extern s32 osGetRegionBufSize(void *);
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#ifdef _LANGUAGE_C_PLUS_PLUS
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}
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#endif
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#endif /* _REGION_H_ */
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