mod_regs_cac_2.h
来自「eCos操作系统源码」· C头文件 代码 · 共 65 行
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//=============================================================================//// mod_regs_cac_2.h//// CAC (cache) Module (type 2) register definitions////=============================================================================//####ECOSGPLCOPYRIGHTBEGIN####// -------------------------------------------// This file is part of eCos, the Embedded Configurable Operating System.// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.//// eCos is free software; you can redistribute it and/or modify it under// the terms of the GNU General Public License as published by the Free// Software Foundation; either version 2 or (at your option) any later version.//// eCos is distributed in the hope that it will be useful, but WITHOUT ANY// WARRANTY; without even the implied warranty of MERCHANTABILITY or// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License// for more details.//// You should have received a copy of the GNU General Public License along// with eCos; if not, write to the Free Software Foundation, Inc.,// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.//// As a special exception, if other files instantiate templates or use macros// or inline functions from this file, or you compile this file and link it// with other works to produce a work based on this file, this file does not// by itself cause the resulting work to be covered by the GNU General Public// License. However the source code for this file must still be made available// in accordance with section (3) of the GNU General Public License.//// This exception does not invalidate any other reasons why a work based on// this file might be covered by the GNU General Public License.//// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.// at http://sources.redhat.com/ecos/ecos-license/// -------------------------------------------//####ECOSGPLCOPYRIGHTEND####//=============================================================================//#####DESCRIPTIONBEGIN####//// Author(s): jskov// Contributors:jskov// Date: 2002-04-18// //####DESCRIPTIONEND####////=============================================================================// Besides the below, cache sizes are defined in the CPU variant module// headers (mod_704x.h).//--------------------------------------------------------------------------// Cache registers#define CYGARC_REG_CCR 0xffff8740#define CYGARC_REG_CCR_CE_DRAM 0x10 // DRAM cache enabled#define CYGARC_REG_CCR_CE_CS3 0x08 // CS3 cache enabled#define CYGARC_REG_CCR_CE_CS2 0x04 // CS2 cache enabled#define CYGARC_REG_CCR_CE_CS1 0x02 // CS1 cache enabled#define CYGARC_REG_CCR_CE_CS0 0x01 // CS0 cache enabled#define CYGARC_REG_CCR_CE (CYGARC_REG_CCR_CE_DRAM|CYGARC_REG_CCR_CE_CS3|CYGARC_REG_CCR_CE_CS2|CYGARC_REG_CCR_CE_CS1|CYGARC_REG_CCR_CE_CS0)
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