150 lines
5.1 KiB
C
150 lines
5.1 KiB
C
/* $NetBSD: pnpbusvar.h,v 1.4 2006/10/27 19:52:51 garbled Exp $ */
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/*-
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* Copyright (c) 2006 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Tim Rightnour.
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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 by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND 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 THE FOUNDATION OR CONTRIBUTORS
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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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#ifndef _PREP_PNPBUSVAR_H_
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#define _PREP_PNPBUSVAR_H_
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#include <sys/queue.h>
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#include <machine/bus.h>
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#include <machine/residual.h>
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struct pnpbus_mem {
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SIMPLEQ_ENTRY(pnpbus_mem) next;
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uint32_t minbase, maxbase, align, len;
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int flags;
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};
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struct pnpbus_io {
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SIMPLEQ_ENTRY(pnpbus_io) next;
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uint16_t minbase, maxbase, align, len;
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int flags;
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};
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struct pnpbus_irq {
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SIMPLEQ_ENTRY(pnpbus_irq) next;
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uint16_t mask;
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int flags;
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};
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struct pnpbus_dma {
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SIMPLEQ_ENTRY(pnpbus_dma) next;
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uint8_t mask;
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int flags;
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};
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struct pnpbus_compatid {
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char idstr[8];
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struct pnpbus_compatid *next;
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};
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#define PNPBUS_MAXMEM 4
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#define PNPBUS_MAXIOPORT 8
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#define PNPBUS_MAXIRQ 2
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#define PNPBUS_MAXDMA 2
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struct pnpresources {
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int nummem, numiomem, numio, numirq, numdma;
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SIMPLEQ_HEAD(, pnpbus_mem) mem;
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SIMPLEQ_HEAD(, pnpbus_mem) iomem;
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SIMPLEQ_HEAD(, pnpbus_io) io;
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SIMPLEQ_HEAD(, pnpbus_irq) irq;
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SIMPLEQ_HEAD(, pnpbus_dma) dma;
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struct pnpbus_compatid *compatids;
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};
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/*
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* Bus attach arguments
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*/
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struct pnpbus_attach_args {
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bus_space_tag_t paa_iot; /* i/o space tag */
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bus_space_tag_t paa_memt; /* mem space tag */
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isa_chipset_tag_t paa_ic; /* ISA chipset tag */
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bus_dma_tag_t paa_dmat; /* ISA DMA tag */
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};
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/*
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* driver attach arguments
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*/
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struct pnpbus_dev_attach_args {
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bus_space_tag_t pna_iot; /* i/o space tag */
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bus_space_tag_t pna_memt; /* mem space tag */
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isa_chipset_tag_t pna_ic; /* ISA chipset tag */
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bus_dma_tag_t pna_dmat; /* ISA DMA tag */
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struct pnpresources pna_res; /* resources gathered from PNP */
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char pna_devid[8]; /* PNP device id string */
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PPC_DEVICE *pna_ppc_dev; /* PNP device entry */
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void *pna_aux; /* driver specific */
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uint8_t basetype; /* PNP base type */
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uint8_t subtype; /* PNP subtype */
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uint8_t interface; /* PNP interface */
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uint16_t chipid; /* Chip identifier if any */
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uint8_t chipmfg0; /* Chip vendor0 */
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uint8_t chipmfg1; /* chip vendor1 */
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};
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/*
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* master bus
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*/
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struct pnpbus_softc {
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struct device sc_dev; /* base device */
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isa_chipset_tag_t sc_ic;
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bus_space_tag_t sc_iot; /* io space tag */
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bus_space_tag_t sc_memt; /* mem space tag */
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bus_dma_tag_t sc_dmat; /* ISA DMA tag */
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};
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int pnpbus_scan(struct pnpbus_dev_attach_args *pna, PPC_DEVICE *dev);
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void pnpbus_print_devres(struct pnpbus_dev_attach_args *pna);
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void *pnpbus_intr_establish(int idx, int level, int (*ih_fun)(void *),
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void *ih_arg, struct pnpresources *r);
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void pnpbus_intr_disestablish(void *arg);
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int pnpbus_getirqnum(struct pnpresources *r, int idx, int *irqp, int *istp);
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int pnpbus_getdmachan(struct pnpresources *r, int idx, int *chanp);
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int pnpbus_getioport(struct pnpresources *r, int idx, int *basep,
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int *sizep);
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int pnpbus_io_map(struct pnpresources *r, int idx, bus_space_tag_t *tagp,
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bus_space_handle_t *hdlp);
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void pnpbus_io_unmap(struct pnpresources *r, int idx, bus_space_tag_t tag,
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bus_space_handle_t hdl);
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int pnpbus_getiomem(struct pnpresources *r, int idx, int *basep,
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int *sizep);
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int pnpbus_iomem_map(struct pnpresources *r, int idx, bus_space_tag_t *tagp,
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bus_space_handle_t *hdlp);
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void pnpbus_iomem_unmap(struct pnpresources *r, int idx, bus_space_tag_t tag,
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bus_space_handle_t hdl);
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#endif /* _PREP_PNPBUSVAR_H_ */
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