/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _SYS_SUN4ASI_H
#define _SYS_SUN4ASI_H

#pragma ident   "%Z%%M% %I%     %E% SMI"

#ifdef  __cplusplus
extern "C" {
#endif

/*
 * alternate address space identifiers
 *
 * 0x00 - 0x7F are privileged or hyperprivileged
 * 0x80 - 0xFF can be used by users
 */

/*
 * ASIs common to all UltraSPARC processors in the sun4 machine classes.
 */
#define ASI_MEM                 0x14    /* memory (e$, no d$) */
#define ASI_IO                  0x15    /* I/O (uncached, side effect) */
#define ASI_MEML                0x1C    /* memory little */
#define ASI_IOL                 0x1D    /* I/O little */

#define ASI_PST8_P              0xC0    /* primary 8bit partial store */
#define ASI_PST8_S              0xC1    /* secondary 8bit partial store */
#define ASI_PST16_P             0xC2    /* primary 16bit partial store */
#define ASI_PST16_S             0xC3    /* secondary 16bit partial store */
#define ASI_PST32_P             0xC4    /* primary 32bit partial store */
#define ASI_PST32_S             0xC5    /* secondary 32bit partial store */
#define ASI_PST8_PL             0xC8    /* primary 8bit partial little */
#define ASI_PST8_SL             0xC9    /* secondary 8bit partial little */
#define ASI_PST16_PL            0xCA    /* primary 16bit partial little */
#define ASI_PST16_SL            0xCB    /* secondary 16bit partial little */
#define ASI_PST32_PL            0xCC    /* primary 32bit partial little */
#define ASI_PST32_SL            0xCD    /* secondary 32bit partial little */

#define ASI_FL8_P               0xD0    /* primary 8bit floating store */
#define ASI_FL8_S               0xD1    /* secondary 8bit floating store */
#define ASI_FL16_P              0xD2    /* primary 16bit floating store */
#define ASI_FL16_S              0xD3    /* secondary 16bit floating store */
#define ASI_FL8_PL              0xD8    /* primary 8bit floating little */
#define ASI_FL8_SL              0xD9    /* secondary 8bit floating little */
#define ASI_FL16_PL             0xDA    /* primary 16bit floating little */
#define ASI_FL16_SL             0xDB    /* secondary 16bit floating little */

#define ASI_BLK_COMMIT_P        0xE0    /* block commit primary */
#define ASI_BLK_COMMIT_S        0xE1    /* block commit secondary */
#define ASI_BLK_P               0xF0    /* block primary */
#define ASI_BLK_S               0xF1    /* block secondary */
#define ASI_BLK_PL              0xF8    /* block primary little */
#define ASI_BLK_SL              0xF9    /* block secondary little */

#ifdef  __cplusplus
}
#endif

#endif  /* _SYS_SUN4ASI_H */