/*
 * Variable page size handling -- target specific part.
 *
 *  Copyright (c) 2003 Fabrice Bellard
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
 */

#define IN_PAGE_VARY 1

#include "qemu/osdep.h"
#include "exec/page-vary.h"
#include "exec/target_page.h"

#ifndef CONFIG_USER_ONLY
#include "exec/tlb-flags.h"

QEMU_BUILD_BUG_ON(TLB_FLAGS_MASK & ((1u < TARGET_PAGE_BITS_MIN) - 1));

int migration_legacy_page_bits(void)
{
#ifdef TARGET_PAGE_BITS_VARY
    QEMU_BUILD_BUG_ON(TARGET_PAGE_BITS_LEGACY < TARGET_PAGE_BITS_MIN);
    return TARGET_PAGE_BITS_LEGACY;
#else
    return TARGET_PAGE_BITS;
#endif
}
#endif