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/*

 * include/asm-mips/mipsconfig.h

 *

 * This file is subject to the terms and conditions of the GNU General Public

 * License.  See the file "COPYING" in the main directory of this archive

 * for more details.

 *

 * Copyright (C) 1994, 1995 by Ralf Baechle

 */

#ifndef __ASM_MIPS_MIPSCONFIG_H

#define __ASM_MIPS_MIPSCONFIG_H

/*

 * This is the virtual address to which all ports are being mapped.

 * Must be a value that can be load with a lui instruction.

 */

#ifndef PORT_BASE

#define PORT_BASE               0xe2000000

#endif

/*

 * Pagetables are 4MB mapped at 0xe4000000

 * Must be a value that can be loaded with a single instruction.

 */

#define TLBMAP                  0xe4000000

/*

 * The virtual address where we'll map the pagetables

 * For a base address of 0xe3000000 this is 0xe338c000

 * For a base address of 0xe4000000 this is 0xe4390000

 * FIXME: Gas computes the following expression with signed

 *        shift and therefore false

#define TLB_ROOT                (TLBMAP + (TLBMAP >> (12-2)))

 */

#define TLB_ROOT                0xe4390000

/*

 * Use this to activate extra TLB error checking

 */

#define CONF_DEBUG_TLB

/*

 * Use this to activate extra TLB profiling code

 * (currently not implemented)

 */

#undef CONF_PROFILE_TLB

/*

 * Disable all caching.  Useful to find trouble with caches in drivers.

 */

#undef CONF_DISABLE_KSEG0_CACHING

/*

 * Set this to one to enable additional vdma debug code.

 */

#define CONF_DEBUG_VDMA 0

#endif /* __ASM_MIPS_MIPSCONFIG_H */