1 //=============================================================================
5 // CAC (cache) Module register definitions
7 //=============================================================================
8 //####ECOSGPLCOPYRIGHTBEGIN####
9 // -------------------------------------------
10 // This file is part of eCos, the Embedded Configurable Operating System.
11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
12 // Copyright (C) 2003 Nick Garnett
14 // eCos is free software; you can redistribute it and/or modify it under
15 // the terms of the GNU General Public License as published by the Free
16 // Software Foundation; either version 2 or (at your option) any later version.
18 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
19 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
23 // You should have received a copy of the GNU General Public License along
24 // with eCos; if not, write to the Free Software Foundation, Inc.,
25 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
27 // As a special exception, if other files instantiate templates or use macros
28 // or inline functions from this file, or you compile this file and link it
29 // with other works to produce a work based on this file, this file does not
30 // by itself cause the resulting work to be covered by the GNU General Public
31 // License. However the source code for this file must still be made available
32 // in accordance with section (3) of the GNU General Public License.
34 // This exception does not invalidate any other reasons why a work based on
35 // this file might be covered by the GNU General Public License.
37 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
38 // at http://sources.redhat.com/ecos/ecos-license/
39 // -------------------------------------------
40 //####ECOSGPLCOPYRIGHTEND####
41 //=============================================================================
42 //#####DESCRIPTIONBEGIN####
45 // Contributors:jskov, nickg
48 //####DESCRIPTIONEND####
50 //=============================================================================
52 // Besides the below, cache sizes are defined in the CPU variant module
53 // headers (mod_77xx.h).
55 //--------------------------------------------------------------------------
57 #define CYGARC_REG_CCR 0xFF00001C
59 #define CYGARC_REG_CCR_IIX 0x00008000 // IC index enable
60 #define CYGARC_REG_CCR_ICI 0x00000800 // IC invalidation
61 #define CYGARC_REG_CCR_ICE 0x00000100 // IC Enable
62 #define CYGARC_REG_CCR_OIX 0x00000080 // OC index enable
63 #define CYGARC_REG_CCR_ORA 0x00000020 // OC RAM enable
64 #define CYGARC_REG_CCR_OCI 0x00000008 // OC Invalidation
65 #define CYGARC_REG_CCR_CB 0x00000004 // Copy-Back enable
66 #define CYGARC_REG_CCR_WT 0x00000002 // Write Through enable
67 #define CYGARC_REG_CCR_OCE 0x00000001 // OC Enable
69 #ifdef CYGPKG_HAL_SH_202
70 #define CYGARC_REG_CCR_EMODE 0x80000000 // Enhanced mode
72 #define CYGARC_REG_CCR_EMODE 0x00000000 // No enhanced mode
75 #define CYGARC_REG_CCR_CE 0x00000101 // IC, OC Enable
76 #define CYGARC_REG_CCR_CF 0x00000808 // IC, OC Invalidation