Retro68/gcc/libgloss/bfin/include/cplb.h
2012-03-27 01:51:53 +02:00

95 lines
3.2 KiB
C

/*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
/************************************************************************
*
* cplb.h
*
* (c) Copyright 2002-2007 Analog Devices, Inc. All rights reserved.
*
************************************************************************/
/* Defines necessary for cplb initialisation routines. */
#ifndef _CPLB_H
#define _CPLB_H
#include <sys/platform.h>
#ifdef _MISRA_RULES
#pragma diag(push)
#pragma diag(suppress:misra_rule_19_4)
#endif /* _MISRA_RULES */
#define CPLB_ENABLE_ICACHE_P 0
#define CPLB_ENABLE_DCACHE_P 1
#define CPLB_ENABLE_DCACHE2_P 2
#define CPLB_ENABLE_CPLBS_P 3 /* Deprecated! */
#define CPLB_ENABLE_ICPLBS_P 4
#define CPLB_ENABLE_DCPLBS_P 5
#define CPLB_SET_DCBS_P 6
#define CPLB_INVALIDATE_B_P 23
/* ___cplb_ctrl bitmasks */
#define CPLB_ENABLE_ICACHE (1<<CPLB_ENABLE_ICACHE_P)
#define CPLB_ENABLE_DCACHE (1<<CPLB_ENABLE_DCACHE_P)
#define CPLB_ENABLE_DCACHE2 (1<<CPLB_ENABLE_DCACHE2_P)
#define CPLB_ENABLE_CPLBS (1<<CPLB_ENABLE_CPLBS_P)
#define CPLB_ENABLE_ICPLBS (1<<CPLB_ENABLE_ICPLBS_P)
#define CPLB_ENABLE_DCPLBS (1<<CPLB_ENABLE_DCPLBS_P)
#define CPLB_ENABLE_ANY_CPLBS \
( CPLB_ENABLE_CPLBS | CPLB_ENABLE_ICPLBS | CPLB_ENABLE_DCPLBS )
#define CPLB_SET_DCBS (1<<CPLB_SET_DCBS_P)
/* Bitmasks for dcache_invalidate routine parameters */
#define CPLB_INVALIDATE_A 0
#define CPLB_INVALIDATE_B (1<<CPLB_INVALIDATE_B_P)
/* _cplb_mgr return values */
#define CPLB_RELOADED 0x0000
#define CPLB_NO_UNLOCKED 0x0001
#define CPLB_NO_ADDR_MATCH 0x0002
#define CPLB_PROT_VIOL 0x0003
#define CPLB_NO_ACTION 0x0004
/* CPLB configurations */
#define CPLB_DEF_CACHE_WT ( CPLB_L1_CHBL | CPLB_WT )
#define CPLB_DEF_CACHE_WB ( CPLB_L1_CHBL )
#define CPLB_CACHE_ENABLED ( CPLB_L1_CHBL | CPLB_DIRTY )
#define CPLB_DEF_CACHE ( CPLB_L1_CHBL | CPLB_WT )
#define CPLB_ALL_ACCESS ( CPLB_SUPV_WR | CPLB_USER_RD | CPLB_USER_WR )
#define CPLB_I_PAGE_MGMT ( CPLB_LOCK | CPLB_VALID )
#define CPLB_D_PAGE_MGMT ( CPLB_LOCK | CPLB_ALL_ACCESS | CPLB_VALID )
#define CPLB_DNOCACHE ( CPLB_ALL_ACCESS | CPLB_VALID )
#define CPLB_DDOCACHE ( CPLB_DNOCACHE | CPLB_DEF_CACHE )
#define CPLB_INOCACHE ( CPLB_USER_RD | CPLB_VALID )
#define CPLB_IDOCACHE ( CPLB_INOCACHE | CPLB_L1_CHBL )
#define CPLB_DDOCACHE_WT ( CPLB_DNOCACHE | CPLB_DEF_CACHE_WT )
#define CPLB_DDOCACHE_WB ( CPLB_DNOCACHE | CPLB_DEF_CACHE_WB )
/* Event type parameter for replacement manager _cplb_mgr */
#define CPLB_EVT_ICPLB_MISS 0
#define CPLB_EVT_DCPLB_MISS 1
#define CPLB_EVT_DCPLB_WRITE 2
/* size of cplb tables */
#define __CPLB_TABLE_SIZE 16
#ifdef _MISRA_RULES
#pragma diag(pop)
#endif /* _MISRA_RULES */
#endif /* _CPLB_H */