/*
 * Copyright (c) 1999 University of Utah and the Flux Group.
 * All rights reserved.
 * 
 * This file is part of the Flux OSKit.  The OSKit is free software, also known
 * as "open source;" you can redistribute it and/or modify it under the terms
 * of the GNU General Public License (GPL), version 2, as published by the Free
 * Software Foundation (FSF).  To explore alternate licensing terms, contact
 * the University of Utah at csl-dist@cs.utah.edu or +1-801-585-3271.
 * 
 * The OSKit 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 GPL for more details.  You should have
 * received a copy of the GPL along with the OSKit; see the file COPYING.  If
 * not, write to the FSF, 59 Temple Place #330, Boston, MA 02111-1307, USA.
 */

#include <svm/svm_internal.h>

int
sdir_map_page(oskit_addr_t va, unsigned int mapping_bits)
{
	st_table_t	stab;
	st_entry_t	*ste;

	if ((stab = sdir_get_stab(va)) == NULL) {
		if ((stab = lmm_alloc(&malloc_lmm, 256 /* XXX */, 0)) == NULL)
			panic("sdir_map_page: No more memory");

		memset((void *) stab, 0, 256);
		sdir_set_stab(va, stab);
	}

	ste = stab_find_ste(stab, va);
	*ste = softbits_to_ste(mapping_bits);

	return 0;
}