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      1 /*	$NetBSD: i80200reg.h,v 1.4 2002/06/25 19:41:08 thorpej Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2001 Wasabi Systems, Inc.
      5  * All rights reserved.
      6  *
      7  * Written by Jason R. Thorpe for Wasabi Systems, Inc.
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  * 3. All advertising materials mentioning features or use of this software
     18  *    must display the following acknowledgement:
     19  *	This product includes software developed for the NetBSD Project by
     20  *	Wasabi Systems, Inc.
     21  * 4. The name of Wasabi Systems, Inc. may not be used to endorse
     22  *    or promote products derived from this software without specific prior
     23  *    written permission.
     24  *
     25  * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
     26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
     29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     35  * POSSIBILITY OF SUCH DAMAGE.
     36  */
     37 
     38 #ifndef _ARM_XSCALE_I80200REG_H_
     39 #define _ARM_XSCALE_I80200REG_H_
     40 
     41 /*
     42  * Register definitions for the Intel 80200 XScale processor.
     43  */
     44 
     45 /*
     46  * Interrupt Controller Unit		(CP13)
     47  *
     48  *	CP13.0		Interrupt Control
     49  *	CP13.4		Interrupt Source
     50  *	CP13.8		Interrupt Steer
     51  */
     52 
     53 #define	INTCTL_FM	0x00000001	/* external FIQ# enable */
     54 #define	INTCTL_IM	0x00000002	/* external IRQ# enable */
     55 #define	INTCTL_PM	0x00000004	/* PMU interrupt enable */
     56 #define	INTCTL_BM	0x00000008	/* BCU interrupt enable */
     57 
     58 #define	INTSRC_PI	0x10000000	/* PMU interrupt */
     59 #define	INTSRC_BM	0x20000000	/* BCU interrupt */
     60 #define	INTSRC_II	0x40000000	/* external IRQ# */
     61 #define	INTSRC_FI	0x80000000	/* external FIQ# */
     62 
     63 #define	INTSTR_PS	0x00000001	/* PMU 0 = IRQ, 1 = FIQ */
     64 #define	INTSTR_BS	0x00000002	/* BCU 0 = IRQ, 1 = FIQ */
     65 
     66 /*
     67  * Bus Controller Unit			(CP13)
     68  *
     69  *	CP13.0.1	BCU Control
     70  *	CP13.1.1	BCUMOD
     71  *	CP13.4.1	ELOG0 (ECC error log)
     72  *	CP13.5.1	ELOG1
     73  *	CP13.6.1	ECAR0 (ECC error address)
     74  *	CP13.7.1	ECAR1
     75  *	CP13.8.1	ECTST (ECC test)
     76  */
     77 
     78 #define	BCUCTL_SR	0x00000001	/* single bit error report enable */
     79 #define	BCUCTL_SC	0x00000004	/* single bit correct enable */
     80 #define	BCUCTL_EE	0x00000008	/* ECC enable */
     81 #define	BCUCTL_E0	0x10000000	/* ELOG0 valid */
     82 #define	BCUCTL_E1	0x20000000	/* ELOG1 valid */
     83 #define	BCUCTL_EV	0x40000000	/* error overflow */
     84 #define	BCUCTL_TP	0x80000000	/* transactions pending */
     85 
     86 #define	BCUMOD_AF	0x00000001	/* aligned fetch */
     87 
     88 #define	ELOGx_SYN_MASK	0x000000ff	/* ECC syndrome */
     89 #define	ELOGx_ET_MASK	0x60000000	/* error type */
     90 #define	ELOGx_ET_SB	0x00000000	/* single-bit */
     91 #define	ELOGx_ET_MB	0x20000000	/* multi-bit */
     92 #define	ELOGx_ET_BA	0x40000000	/* bus abort */
     93 #define	ELOGx_RW	0x80000000	/* direction 0 = read 1 = write */
     94 
     95 #endif /* _ARM_XSCALE_I80200REG_H_ */
     96