108 lines
2.6 KiB
C
108 lines
2.6 KiB
C
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/*====================================================================
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* os_tlb.h
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*
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* Copyright 1995, Silicon Graphics, Inc.
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* All Rights Reserved.
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*
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* This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics,
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* Inc.; the contents of this file may not be disclosed to third
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* parties, copied or duplicated in any form, in whole or in part,
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* without the prior written permission of Silicon Graphics, Inc.
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*
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* RESTRICTED RIGHTS LEGEND:
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* Use, duplication or disclosure by the Government is subject to
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* restrictions as set forth in subdivision (c)(1)(ii) of the Rights
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* in Technical Data and Computer Software clause at DFARS
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* 252.227-7013, and/or in similar or successor clauses in the FAR,
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* DOD or NASA FAR Supplement. Unpublished - rights reserved under the
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* Copyright Laws of the United States.
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*====================================================================*/
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/*---------------------------------------------------------------------*
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Copyright (C) 1998 Nintendo. (Originated by SGI)
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$RCSfile: os_tlb.h,v $
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$Revision: 1.1 $
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$Date: 1998/10/09 08:01:20 $
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*---------------------------------------------------------------------*/
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#ifndef _OS_TLB_H_
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#define _OS_TLB_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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#if defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS)
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/**************************************************************************
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*
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* Type definitions
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*
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*/
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typedef u32 OSPageMask;
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#endif /* defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS) */
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/**************************************************************************
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*
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* Global definitions
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*
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*/
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/*
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* Page size argument for TLB routines
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*/
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#define OS_PM_4K 0x0000000
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#define OS_PM_16K 0x0006000
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#define OS_PM_64K 0x001e000
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#define OS_PM_256K 0x007e000
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#define OS_PM_1M 0x01fe000
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#define OS_PM_4M 0x07fe000
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#define OS_PM_16M 0x1ffe000
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#if defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS)
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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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/**************************************************************************
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*
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* Extern variables
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*
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*/
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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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/* TLB management routines */
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extern void osMapTLB(s32, OSPageMask, void *, u32, u32, s32);
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extern void osMapTLBRdb(void);
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extern void osUnmapTLB(s32);
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extern void osUnmapTLBAll(void);
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extern void osSetTLBASID(s32);
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#endif /* defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS) */
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#ifdef _LANGUAGE_C_PLUS_PLUS
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}
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#endif
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#endif /* !_OS_TLB_H_ */
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