NetBSD/sys/dev/ofisa/ofisavar.h

103 lines
3.6 KiB
C

/* $NetBSD: ofisavar.h,v 1.4 1999/03/19 03:30:35 cgd Exp $ */
/*
* Copyright 1998
* Digital Equipment Corporation. All rights reserved.
*
* This software is furnished under license and may be used and
* copied only in accordance with the following terms and conditions.
* Subject to these conditions, you may download, copy, install,
* use, modify and distribute this software in source and/or binary
* form. No title or ownership is transferred hereby.
*
* 1) Any source code used, modified or distributed must reproduce
* and retain this copyright notice and list of conditions as
* they appear in the source file.
*
* 2) No right is granted to use any trade name, trademark, or logo of
* Digital Equipment Corporation. Neither the "Digital Equipment
* Corporation" name nor any trademark or logo of Digital Equipment
* Corporation may be used to endorse or promote products derived
* from this software without the prior written permission of
* Digital Equipment Corporation.
*
* 3) This software is provided "AS-IS" and any express or implied
* warranties, including but not limited to, any implied warranties
* of merchantability, fitness for a particular purpose, or
* non-infringement are disclaimed. In no event shall DIGITAL be
* liable for any damages whatsoever, and in particular, DIGITAL
* shall not be liable for special, indirect, consequential, or
* incidental damages or damages for lost profits, loss of
* revenue or loss of use, whether such damages arise in contract,
* negligence, tort, under statute, in equity, at law or otherwise,
* even if advised of the possibility of such damage.
*/
#ifndef _DEV_OFISA_OFISAVAR_H_
#define _DEV_OFISA_OFISAVAR_H_
struct ofisa_attach_args {
struct ofbus_attach_args oba; /* common */
bus_space_tag_t iot; /* i/o space tag */
bus_space_tag_t memt; /* mem space tag */
bus_dma_tag_t dmat; /* DMA tag */
isa_chipset_tag_t ic; /* chipset tag (for intr, etc.) */
};
struct ofisa_reg_desc {
int type; /* type. XXX aliasing modifiers? */
bus_addr_t addr; /* base address. */
bus_size_t len; /* length. */
};
#define OFISA_REG_TYPE_MEM 0 /* memory space */
#define OFISA_REG_TYPE_IO 1 /* I/O space */
struct ofisa_intr_desc {
int share; /* sharing type: IST_*. */
int irq; /* IRQ. */
};
struct ofisa_dma_desc {
int drq; /* DMA request */
int mode; /* DMA mode */
int width; /* DMA width */
int countwidth; /* DMA count width */
int busmaster; /* boolean; is a busmaster */
};
#define OFISA_DMA_MODE_COMPAT 0 /* compatibility mode */
#define OFISA_DMA_MODE_A 1 /* DMA A mode */
#define OFISA_DMA_MODE_B 2 /* DMA B mode */
#define OFISA_DMA_MODE_F 3 /* DMA F mode */
#define OFISA_DMA_MODE_C 4 /* DMA C mode */
/*
* Machine-dependent function/macro definitions.
*
* Machine-dependent code must implement at least:
*
* int ofisa_get_isabus_data(int phandle,
* struct isabus_attach_args *iba);
*
* int ofisa_ignore_child(int pphandle, int cphandle);
*
* Individual ofisa attachments may want addition functions or
* macros from this (or other) headers. See those attachments'
* files for more details.
*/
#include <machine/ofisa_machdep.h>
int ofisa_reg_count __P((int));
int ofisa_reg_get __P((int, struct ofisa_reg_desc *, int));
void ofisa_reg_print __P((struct ofisa_reg_desc *, int));
int ofisa_intr_count __P((int));
int ofisa_intr_get __P((int, struct ofisa_intr_desc *, int));
void ofisa_intr_print __P((struct ofisa_intr_desc *, int));
int ofisa_dma_count __P((int));
int ofisa_dma_get __P((int, struct ofisa_dma_desc *, int));
void ofisa_dma_print __P((struct ofisa_dma_desc *, int));
#endif /* _DEV_OFISA_OFISAVAR_H_ */