NetBSD/sys/arch/sh5/include/pci_machdep.h

117 lines
4.8 KiB
C

/* $NetBSD: pci_machdep.h,v 1.1 2002/09/28 11:16:36 scw Exp $ */
/*
* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
* Copyright (c) 1994 Charles M. Hannum. All rights reserved.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Charles M. Hannum.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 _SH5_PCI_MACHDEP_H
#define _SH5_PCI_MACHDEP_H
/*
* Types provided to machine-independent PCI code
*/
struct pci_attach_args;
struct sh5_pci_chipset_tag;
typedef const struct sh5_pci_chipset_tag *pci_chipset_tag_t;
typedef u_int32_t pcitag_t;
typedef u_int32_t pci_intr_handle_t;
/*
* sh5-specific PCI structure and type definitions.
* NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
*/
/*
* Chipset tag.
* The current SH5 silicon has an on-chip PCI bridge.
* However, on the Cayman, this is supplemented by some resources
* provided by the SysFPGA chip.
* Therefore, we abstract the PCI services though a chipset tag
* which can be set up appropriately by board-specific code.
*/
struct sh5_pci_chipset_tag {
void *ct_cookie;
void (*ct_attach_hook)(void *, struct device *, struct device *,
struct pcibus_attach_args *);
int (*ct_bus_maxdevs)(void *, int);
pcitag_t (*ct_make_tag)(void *, int, int, int);
void (*ct_decompose_tag)(void *, pcitag_t, int *, int *, int *);
pcireg_t (*ct_conf_read)(void *, pcitag_t, int);
void (*ct_conf_write)(void *, pcitag_t, int, pcireg_t);
void (*ct_conf_interrupt)(void *, int, int, int, int, int *);
int (*ct_intr_map)(void *, struct pci_attach_args *,
pci_intr_handle_t *);
const char * (*ct_intr_string)(void *, pci_intr_handle_t);
const struct evcnt * (*ct_intr_evcnt)(void *, pci_intr_handle_t);
void * (*ct_intr_establish)(void *, pci_intr_handle_t,
int, int (*)(void *), void *);
void (*ct_intr_disestablish)(void *, void *);
};
/*
* Functions provided to machine-independent PCI code.
*/
#define pci_attach_hook(parent, self, pba) \
(*(pba)->pba_pc->ct_attach_hook)((pba)->pba_pc->ct_cookie, \
(parent), (self), (pba))
#define pci_bus_maxdevs(ct, busno) \
(*(ct)->ct_bus_maxdevs)((ct)->ct_cookie, (busno))
#define pci_make_tag(ct, bus, dev, func) \
(*(ct)->ct_make_tag)((ct)->ct_cookie, (bus), (dev), (func))
#define pci_decompose_tag(ct, tag, bp, dp, fp) \
(*(ct)->ct_decompose_tag)((ct)->ct_cookie, (tag), (bp), (dp), (fp))
#define pci_conf_read(ct, tag, reg) \
(*(ct)->ct_conf_read)((ct)->ct_cookie, (tag), (reg))
#define pci_conf_write(ct, tag, reg, data) \
(*(ct)->ct_conf_write)((ct)->ct_cookie, (tag), (reg), (data))
#define pci_conf_interrupt(ct, bn, dv, pn, swz, lp) \
(*(ct)->ct_conf_interrupt)((ct)->ct_cookie, (bn), (dv), \
(pn), (swz), (lp))
#define pci_intr_map(pa, ih) \
(*(pa)->pa_pc->ct_intr_map)((pa)->pa_pc->ct_cookie, (pa), (ih))
#define pci_intr_string(ct, ih) \
(*(ct)->ct_intr_string)((ct)->ct_cookie, (ih))
#define pci_intr_evcnt(ct, ih) \
(*(ct)->ct_intr_evcnt)((ct)->ct_cookie, (ih))
#define pci_intr_establish(ct, ih, l, fn, arg) \
(*(ct)->ct_intr_establish)((ct)->ct_cookie, (ih), (l), (fn), (arg))
#define pci_intr_disestablish(ct, cookie) \
(*(ct)->ct_intr_disestablish)((ct)->ct_cookie, (cookie))
/*
* Use the generic PCIbus enumeration code
*/
#define pci_enumerate_bus(sc, m, p) \
pci_enumerate_bus_generic((sc), (m), (p))
#endif /* _SH5_PCI_MACHDEP_H */