NetBSD/sys/arch/arm32/include/podule.h

89 lines
3.5 KiB
C

/* $NetBSD: podule.h,v 1.2 1996/03/14 23:11:31 mark Exp $ */
/*
* Copyright (C) 1994 Wolfgang Solfrank.
* Copyright (C) 1994 TooLs GmbH.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by TooLs GmbH.
* 4. The name of TooLs GmbH may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _ARM32_PODULE_H_
#define _ARM32_PODULE_H_
/*
* Generic defines for Acorn Podules
*/
#define IO_SPACE_PHYS 0x03000000 /* physical I/O space location */
#define IO_SPACE_VIRT 0xf8000000 /* virtual I/O space location */
#define IO_SPACE_SIZE 0x01000000 /* size of I/O space */
#define PODULE_SLOW_MEM ((volatile void *)(IO_SPACE_VIRT + 0x240000))
#define PODULE_MED_MEM ((volatile void *)(IO_SPACE_VIRT + 0x2c0000))
#define PODULE_FAST_MEM ((volatile void *)(IO_SPACE_VIRT + 0x340000))
#define PODULE_SYNC_MEM ((volatile void *)(IO_SPACE_VIRT + 0x3c0000))
#define PODULE_SLOT2MEM(slot,mem) ((slot)*0x4000 + (mem))
/*
* Access 8 bit wide memory on podule
*/
#define PODULE_GET_BYTE(sp,off) (((volatile u_char *)(sp))[(off) * 4])
#define PODULE_SET_BYTE(sp,off,byte) (((volatile u_int *)(sp))[(off)] \
= ((u_char)(byte) << 24) \
| ((u_char)(byte) << 16) \
| ((u_char)(byte) << 8) \
| (u_char)(byte))
/*
* Access 16 bit wide memory on podule
*/
#define PODULE_GET_SHORT(sp,off) (((volatile u_short *)(sp))[(off)])
#define PODULE_SET_SHORT(sp,off,word) (((volatile u_int *)(sp))[(off) / 2] \
= ((u_short)(word) << 16) \
| (u_short)(word))
/*
* Known offsets in any podule
*/
#define PODULE_IRQ_BYTE 0
#define PODULE_IRQ_PEND 1
#define PODULE_FIQ_PEND 2
#define PODULE_ID_BYTE 3
#define PODULE_ID_SCSI 2
#define PODULE_ID_ETHER 3
extern void podule_get_bytes __P((volatile void *sp, void *dp, int cnt));
extern void podule_set_bytes __P((void *sp, volatile void *dp, int cnt));
extern void podule_get_shorts __P((volatile void *sp, void *dp, int cnt));
extern void podule_set_shorts __P((void *sp, volatile void *dp, int cnt));
/* XXX Shouldn't this be somewhere else? */
#define offsetof(type, member) ((size_t)&((type *)0)->member)
#endif /* _ARM_PODULE_H_ */