NetBSD/sys/arch/prep/pnpbus/pnpbusvar.h

146 lines
4.7 KiB
C

/* $NetBSD: pnpbusvar.h,v 1.8 2011/07/01 16:55:42 dyoung Exp $ */
/*-
* Copyright (c) 2006 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Tim Rightnour.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 THE FOUNDATION OR CONTRIBUTORS
* 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 _PREP_PNPBUSVAR_H_
#define _PREP_PNPBUSVAR_H_
#include <sys/queue.h>
#include <sys/bus.h>
#include <machine/residual.h>
struct pnpbus_mem {
SIMPLEQ_ENTRY(pnpbus_mem) next;
uint32_t minbase, maxbase, align, len;
int flags;
};
struct pnpbus_io {
SIMPLEQ_ENTRY(pnpbus_io) next;
uint16_t minbase, maxbase, align, len;
int flags;
};
struct pnpbus_irq {
SIMPLEQ_ENTRY(pnpbus_irq) next;
uint16_t mask;
int flags;
};
struct pnpbus_dma {
SIMPLEQ_ENTRY(pnpbus_dma) next;
uint8_t mask;
int flags;
};
struct pnpbus_compatid {
char idstr[8];
struct pnpbus_compatid *next;
};
#define PNPBUS_MAXMEM 4
#define PNPBUS_MAXIOPORT 8
#define PNPBUS_MAXIRQ 2
#define PNPBUS_MAXDMA 2
#define IST_PNP -1
struct pnpresources {
int nummem, numiomem, numio, numirq, numdma;
SIMPLEQ_HEAD(, pnpbus_mem) mem;
SIMPLEQ_HEAD(, pnpbus_mem) iomem;
SIMPLEQ_HEAD(, pnpbus_io) io;
SIMPLEQ_HEAD(, pnpbus_irq) irq;
SIMPLEQ_HEAD(, pnpbus_dma) dma;
struct pnpbus_compatid *compatids;
};
/*
* Bus attach arguments
*/
struct pnpbus_attach_args {
const char *paa_name; /* match to struct confargs*/
bus_space_tag_t paa_iot; /* i/o space tag */
bus_space_tag_t paa_memt; /* mem space tag */
isa_chipset_tag_t paa_ic; /* ISA chipset tag */
bus_dma_tag_t paa_dmat; /* ISA DMA tag */
};
/*
* driver attach arguments
*/
struct pnpbus_dev_attach_args {
bus_space_tag_t pna_iot; /* i/o space tag */
bus_space_tag_t pna_memt; /* mem space tag */
isa_chipset_tag_t pna_ic; /* ISA chipset tag */
bus_dma_tag_t pna_dmat; /* ISA DMA tag */
struct pnpresources pna_res; /* resources gathered from PNP */
char pna_devid[8]; /* PNP device id string */
PPC_DEVICE *pna_ppc_dev; /* PNP device entry */
void *pna_aux; /* driver specific */
uint8_t basetype; /* PNP base type */
uint8_t subtype; /* PNP subtype */
uint8_t interface; /* PNP interface */
uint16_t chipid; /* Chip identifier if any */
uint8_t chipmfg0; /* Chip vendor0 */
uint8_t chipmfg1; /* chip vendor1 */
};
/*
* master bus
*/
struct pnpbus_softc {
device_t sc_dev; /* base device */
isa_chipset_tag_t sc_ic;
bus_space_tag_t sc_iot; /* io space tag */
bus_space_tag_t sc_memt; /* mem space tag */
bus_dma_tag_t sc_dmat; /* ISA DMA tag */
};
int pnpbus_scan(struct pnpbus_dev_attach_args *pna, PPC_DEVICE *dev);
void pnpbus_print_devres(struct pnpbus_dev_attach_args *pna);
void *pnpbus_intr_establish(int idx, int level, int tover,
int (*ih_fun)(void *), void *ih_arg, struct pnpresources *r);
void pnpbus_intr_disestablish(void *arg);
int pnpbus_getirqnum(struct pnpresources *r, int idx, int *irqp, int *istp);
int pnpbus_getdmachan(struct pnpresources *r, int idx, int *chanp);
int pnpbus_getioport(struct pnpresources *r, int idx, int *basep,
int *sizep);
int pnpbus_io_map(struct pnpresources *r, int idx, bus_space_tag_t *tagp,
bus_space_handle_t *hdlp);
void pnpbus_io_unmap(struct pnpresources *r, int idx, bus_space_tag_t tag,
bus_space_handle_t hdl);
int pnpbus_getiomem(struct pnpresources *r, int idx, int *basep,
int *sizep);
int pnpbus_iomem_map(struct pnpresources *r, int idx, bus_space_tag_t *tagp,
bus_space_handle_t *hdlp);
void pnpbus_iomem_unmap(struct pnpresources *r, int idx, bus_space_tag_t tag,
bus_space_handle_t hdl);
#endif /* _PREP_PNPBUSVAR_H_ */