113 lines
3.7 KiB
C
113 lines
3.7 KiB
C
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/* $NetBSD: obiovar.h,v 1.4 2003/06/16 17:40:53 thorpej Exp $ */
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/*-
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* Copyright (c) 2002, 2003 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Jason R. Thorpe for Wasabi Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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*/
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#ifndef _PXAVAR_H_
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#define _PXAVAR_H_
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#include <sys/rman.h>
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struct obio_softc {
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bus_space_tag_t obio_bst; /* bus space tag */
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struct rman obio_mem;
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struct rman obio_irq;
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};
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extern bus_space_tag_t base_tag;
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extern bus_space_tag_t obio_tag;
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void pxa_obio_tag_init(void);
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bus_space_tag_t pxa_bus_tag_alloc(bus_addr_t);
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uint32_t pxa_gpio_get_function(int);
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uint32_t pxa_gpio_set_function(int, uint32_t);
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int pxa_gpio_setup_intrhandler(const char *, driver_filter_t *,
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driver_intr_t *, void *, int, int, void **);
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void pxa_gpio_mask_irq(int);
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void pxa_gpio_unmask_irq(int);
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int pxa_gpio_get_next_irq(void);
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struct dmac_channel;
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struct dmac_descriptor {
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uint32_t ddadr;
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uint32_t dsadr;
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uint32_t dtadr;
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uint32_t dcmd;
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};
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#define DMACD_SET_DESCRIPTOR(d, dadr) do { d->ddadr = dadr; } while (0)
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#define DMACD_SET_SOURCE(d, sadr) do { d->dsadr = sadr; } while (0)
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#define DMACD_SET_TARGET(d, tadr) do { d->dtadr = tadr; } while (0)
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#define DMACD_SET_COMMAND(d, cmd) do { d->dcmd = cmd; } while (0)
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#define DMAC_PRIORITY_HIGHEST 1
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#define DMAC_PRIORITY_HIGH 2
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#define DMAC_PRIORITY_LOW 3
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int pxa_dmac_alloc(int, struct dmac_channel **, int);
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void pxa_dmac_release(struct dmac_channel *);
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int pxa_dmac_transfer(struct dmac_channel *, bus_addr_t);
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int pxa_dmac_transfer_single(struct dmac_channel *,
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bus_addr_t, bus_addr_t, uint32_t);
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int pxa_dmac_transfer_done(struct dmac_channel *);
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int pxa_dmac_transfer_failed(struct dmac_channel *);
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enum pxa_device_ivars {
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PXA_IVAR_BASE,
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};
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enum smi_device_ivars {
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SMI_IVAR_PHYSBASE,
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};
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#define PXA_ACCESSOR(var, ivar, type) \
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__BUS_ACCESSOR(pxa, var, PXA, ivar, type)
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PXA_ACCESSOR(base, BASE, u_long)
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#undef PXA_ACCESSOR
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#define SMI_ACCESSOR(var, ivar, type) \
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__BUS_ACCESSOR(smi, var, SMI, ivar, type)
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SMI_ACCESSOR(physbase, PHYSBASE, bus_addr_t)
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#undef CSR_ACCESSOR
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#endif /* _PXAVAR_H_ */
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