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Annotation of sys/arch/m88k/include/psl.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: psl.h,v 1.4 2005/09/25 22:41:12 miod Exp $ */
                      2: /*
                      3:  * Copyright (c) 1996 Nivas Madhur
                      4:  * All rights reserved.
                      5:  *
                      6:  * Redistribution and use in source and binary forms, with or without
                      7:  * modification, are permitted provided that the following conditions
                      8:  * are met:
                      9:  * 1. Redistributions of source code must retain the above copyright
                     10:  *    notice, this list of conditions and the following disclaimer.
                     11:  * 2. Redistributions in binary form must reproduce the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer in the
                     13:  *    documentation and/or other materials provided with the distribution.
                     14:  * 3. All advertising materials mentioning features or use of this software
                     15:  *    must display the following acknowledgement:
                     16:  *      This product includes software developed by Nivas Madhur.
                     17:  * 4. The name of the author may not be used to endorse or promote products
                     18:  *    derived from this software without specific prior written permission
                     19:  *
                     20:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     21:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     22:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     23:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
                     24:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
                     25:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     26:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     27:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     28:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
                     29:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     30:  *
                     31:  */
                     32: /*
                     33:  * Mach Operating System
                     34:  * Copyright (c) 1991 Carnegie Mellon University
                     35:  * Copyright (c) 1991 OMRON Corporation
                     36:  * All Rights Reserved.
                     37:  *
                     38:  * Permission to use, copy, modify and distribute this software and its
                     39:  * documentation is hereby granted, provided that both the copyright
                     40:  * notice and this permission notice appear in all copies of the
                     41:  * software, derivative works or modified versions, and any portions
                     42:  * thereof, and that both notices appear in supporting documentation.
                     43:  *
                     44:  */
                     45:
                     46: #ifndef __M88K_PSL_H__
                     47: #define __M88K_PSL_H__
                     48:
                     49: #ifdef _KERNEL
                     50:
                     51: /*
                     52:  * 881x0 control registers
                     53:  */
                     54:
                     55: /*
                     56:  * processor identification register (PID)
                     57:  */
                     58: #define PID_ARN                0x0000ff00      /* architectural revision number */
                     59: #define        ARN_SHIFT               8
                     60: #define        ARN_88100               0x00
                     61: #define        ARN_88110               0x01
                     62: #define PID_VN         0x000000fe      /* version number */
                     63: #define        VN_SHIFT                1
                     64: #define PID_MC         0x00000001      /* 88100 master/checker mode */
                     65:
                     66: /*
                     67:  * processor status register
                     68:  */
                     69:
                     70: #define PSR_MODE       0x80000000      /* supervisor/user mode */
                     71: #define PSR_BO         0x40000000      /* byte-ordering 0:big 1:little */
                     72: #define PSR_SER                0x20000000      /* 88110 serial mode */
                     73: #define PSR_C          0x10000000      /* carry */
                     74: #define PSR_SGN                0x04000000      /* 88110 Signed Immediate mode */
                     75: #define PSR_SRM                0x02000000      /* 88110 Serialize Memory */
                     76: #define PSR_TRACE      0x00800000      /* 88110 hardware trace */
                     77: #define PSR_SFD                0x000003e0      /* SFU disable */
                     78: #define PSR_SFD2       0x00000010      /* 88110 SFU2 (Graphics) disable */
                     79: #define PSR_SFD1       0x00000008      /* SFU1 (FPU) disable */
                     80: #define PSR_MXM                0x00000004      /* misaligned access enable */
                     81: #define PSR_IND                0x00000002      /* interrupt disable */
                     82: #define PSR_SFRZ       0x00000001      /* shadow freeze */
                     83:
                     84: #define FIP_V          0x00000002      /* valid */
                     85: #define FIP_E          0x00000001      /* exception */
                     86: #define FIP_ADDR       0xfffffffc      /* address mask */
                     87: #define NIP_V          0x00000002      /* valid */
                     88: #define NIP_E          0x00000001      /* exception */
                     89: #define NIP_ADDR       0xfffffffc      /* address mask */
                     90: #define XIP_V          0x00000002      /* valid */
                     91: #define XIP_E          0x00000001      /* exception */
                     92: #define XIP_ADDR       0xfffffffc      /* address mask */
                     93:
                     94: #endif /* _KERNEL */
                     95:
                     96: #endif /* __M88K_PSL_H__ */