/* $Id: andes.c,v 1.3 1999/11/23 17:12:50 ralf Exp $
 *
 * 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) 1996 David S. Miller (dm@engr.sgi.com)
 * Copyright (C) 1997, 1998, 1999 Ralf Baechle (ralf@gnu.org)
 * Copyright (C) 1999 Silicon Graphics, Inc.
 */
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/mm.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/system.h>
#include <asm/sgialib.h>
#include <asm/mmu_context.h>

extern unsigned long mips_tlb_entries;

/* Cache operations. XXX Write these dave... */
static void
andes_flush_cache_all(void)
{
	/* XXX */
}

static void
andes_flush_cache_mm(struct mm_struct *mm)
{
	/* XXX */
}

static void
andes_flush_cache_range(struct mm_struct *mm, unsigned long start,
                        unsigned long end)
{
	/* XXX */
}

static void
andes_flush_cache_page(struct vm_area_struct *vma, unsigned long page)
{
	/* XXX */
}

static void
andes_flush_page_to_ram(unsigned long page)
{
	/* XXX */
}

static void
andes_flush_cache_sigtramp(unsigned long page)
{
	/* XXX */
}

/* TLB operations. XXX Write these dave... */
static void
andes_flush_tlb_all(void)
{
	/* XXX */
}

static void
andes_flush_tlb_mm(struct mm_struct *mm)
{
	/* XXX */
}

static void
andes_flush_tlb_range(struct mm_struct *mm, unsigned long start,
                      unsigned long end)
{
	/* XXX */
}

static void
andes_flush_tlb_page(struct vm_area_struct *vma, unsigned long page)
{
	/* XXX */
}

static void
andes_load_pgd(unsigned long pg_dir)
{
}

static int
andes_user_mode(struct pt_regs *regs)
{
	return (regs->cp0_status & ST0_KSU) == KSU_USER;
}

void __init ld_mmu_andes(void)
{
	flush_cache_all = andes_flush_cache_all;
	flush_cache_mm = andes_flush_cache_mm;
	flush_cache_range = andes_flush_cache_range;
	flush_cache_page = andes_flush_cache_page;
	flush_cache_sigtramp = andes_flush_cache_sigtramp;
	flush_page_to_ram = andes_flush_page_to_ram;

	flush_tlb_all = andes_flush_tlb_all;
	flush_tlb_mm = andes_flush_tlb_mm;
	flush_tlb_range = andes_flush_tlb_range;
	flush_tlb_page = andes_flush_tlb_page;
    
	user_mode = andes_user_mode;

	load_pgd = andes_load_pgd;

	flush_cache_all();
	flush_tlb_all();
}