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annotate packages/hal/sh/sh3/current/include/mod_regs_cac.h @ 208:e0c0827131d1 ecos

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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
parents d2f49caf9e38
children d2c90368aeef
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1 //=============================================================================
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2 //
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3 // mod_regs_cac.h
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4 //
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5 // CAC (cache) Module register definitions
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6 //
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7 //=============================================================================
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8 //####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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12 //
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13 // eCos is free software; you can redistribute it and/or modify it under
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14 // the terms of the GNU General Public License as published by the Free
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15 // Software Foundation; either version 2 or (at your option) any later version.
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16 //
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17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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20 // for more details.
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21 //
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22 // You should have received a copy of the GNU General Public License along
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23 // with eCos; if not, write to the Free Software Foundation, Inc.,
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24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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25 //
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26 // As a special exception, if other files instantiate templates or use macros
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27 // or inline functions from this file, or you compile this file and link it
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28 // with other works to produce a work based on this file, this file does not
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29 // by itself cause the resulting work to be covered by the GNU General Public
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30 // License. However the source code for this file must still be made available
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31 // in accordance with section (3) of the GNU General Public License.
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32 //
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33 // This exception does not invalidate any other reasons why a work based on
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34 // this file might be covered by the GNU General Public License.
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35 //
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36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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37 // at http://sources.redhat.com/ecos/ecos-license
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38 // -------------------------------------------
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39 //####ECOSGPLCOPYRIGHTEND####
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40 //=============================================================================
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41 //#####DESCRIPTIONBEGIN####
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42 //
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43 // Author(s): jskov
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44 // Contributors:jskov
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45 // Date: 2000-10-30
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46 //
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47 //####DESCRIPTIONEND####
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48 //
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49 //=============================================================================
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50
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51 // Besides the below, cache sizes are defined in the CPU variant module
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52 // headers (mod_77xx.h).
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53
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54 //--------------------------------------------------------------------------
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55 // Cache registers
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56 #define CYGARC_REG_CCR 0xffffffec
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57
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58 #define CYGARC_REG_CCR_RA 0x00000020
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59 #define CYGARC_REG_CCR_CF 0x00000008
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60 #define CYGARC_REG_CCR_CB 0x00000004
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61 #define CYGARC_REG_CCR_WT 0x00000002
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62 #define CYGARC_REG_CCR_CE 0x00000001
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65 //--------------------------------------------------------------------------
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66 // Address array access
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67 // Address part (base/top/step specified in mod file)
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68 #define CYGARC_REG_CACHE_ADDRESS_ADDRESS 0x00000008 // compare address
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69
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70 // Data part
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71 #define CYGARC_REG_CACHE_ADDRESS_TAG_Mask 0x1ffffc00
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72 #define CYGARC_REG_CACHE_ADDRESS_U 0x00000002 // updated (contains dirty data)
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73 #define CYGARC_REG_CACHE_ADDRESS_V 0x00000001 // valid
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