103 lines
3.6 KiB
C
103 lines
3.6 KiB
C
/* $NetBSD: ofisavar.h,v 1.6 2005/12/11 12:22:48 christos Exp $ */
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/*
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* Copyright 1998
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* Digital Equipment Corporation. All rights reserved.
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*
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* This software is furnished under license and may be used and
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* copied only in accordance with the following terms and conditions.
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* Subject to these conditions, you may download, copy, install,
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* use, modify and distribute this software in source and/or binary
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* form. No title or ownership is transferred hereby.
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*
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* 1) Any source code used, modified or distributed must reproduce
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* and retain this copyright notice and list of conditions as
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* they appear in the source file.
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*
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* 2) No right is granted to use any trade name, trademark, or logo of
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* Digital Equipment Corporation. Neither the "Digital Equipment
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* Corporation" name nor any trademark or logo of Digital Equipment
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* Corporation may be used to endorse or promote products derived
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* from this software without the prior written permission of
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* Digital Equipment Corporation.
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*
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* 3) This software is provided "AS-IS" and any express or implied
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* warranties, including but not limited to, any implied warranties
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* of merchantability, fitness for a particular purpose, or
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* non-infringement are disclaimed. In no event shall DIGITAL be
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* liable for any damages whatsoever, and in particular, DIGITAL
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* shall not be liable for special, indirect, consequential, or
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* incidental damages or damages for lost profits, loss of
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* revenue or loss of use, whether such damages arise in contract,
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* negligence, tort, under statute, in equity, at law or otherwise,
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* even if advised of the possibility of such damage.
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*/
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#ifndef _DEV_OFISA_OFISAVAR_H_
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#define _DEV_OFISA_OFISAVAR_H_
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struct ofisa_attach_args {
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struct ofbus_attach_args oba; /* common */
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bus_space_tag_t iot; /* i/o space tag */
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bus_space_tag_t memt; /* mem space tag */
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bus_dma_tag_t dmat; /* DMA tag */
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isa_chipset_tag_t ic; /* chipset tag (for intr, etc.) */
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};
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struct ofisa_reg_desc {
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int type; /* type. XXX aliasing modifiers? */
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bus_addr_t addr; /* base address. */
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bus_size_t len; /* length. */
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};
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#define OFISA_REG_TYPE_MEM 0 /* memory space */
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#define OFISA_REG_TYPE_IO 1 /* I/O space */
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struct ofisa_intr_desc {
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int share; /* sharing type: IST_*. */
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int irq; /* IRQ. */
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};
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struct ofisa_dma_desc {
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int drq; /* DMA request */
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int mode; /* DMA mode */
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int width; /* DMA width */
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int countwidth; /* DMA count width */
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int busmaster; /* boolean; is a busmaster */
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};
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#define OFISA_DMA_MODE_COMPAT 0 /* compatibility mode */
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#define OFISA_DMA_MODE_A 1 /* DMA A mode */
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#define OFISA_DMA_MODE_B 2 /* DMA B mode */
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#define OFISA_DMA_MODE_F 3 /* DMA F mode */
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#define OFISA_DMA_MODE_C 4 /* DMA C mode */
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/*
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* Machine-dependent function/macro definitions.
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*
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* Machine-dependent code must implement at least:
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*
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* int ofisa_get_isabus_data(int phandle,
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* struct isabus_attach_args *iba);
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*
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* int ofisa_ignore_child(int pphandle, int cphandle);
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*
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* Individual ofisa attachments may want addition functions or
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* macros from this (or other) headers. See those attachments'
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* files for more details.
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*/
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#include <machine/ofisa_machdep.h>
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int ofisa_reg_count(int);
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int ofisa_reg_get(int, struct ofisa_reg_desc *, int);
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void ofisa_reg_print(struct ofisa_reg_desc *, int);
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int ofisa_intr_count(int);
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int ofisa_intr_get(int, struct ofisa_intr_desc *, int);
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void ofisa_intr_print(struct ofisa_intr_desc *, int);
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int ofisa_dma_count(int);
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int ofisa_dma_get(int, struct ofisa_dma_desc *, int);
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void ofisa_dma_print(struct ofisa_dma_desc *, int);
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#endif /* _DEV_OFISA_OFISAVAR_H_ */
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