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/*-
* Copyright (c) 1997, Stefan Esser <se@freebsd.org>
* Copyright (c) 2000, Michael Smith <msmith@freebsd.org>
* Copyright (c) 2000, BSDi
* 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 unmodified, 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 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.
*
* $FreeBSD: release/9.1.0/sys/dev/pci/pci_private.h 233393 2012-03-23 20:47:25Z jhb $
*
*/
#ifndef _PCI_PRIVATE_H_
#define _PCI_PRIVATE_H_
/*
* Export definitions of the pci bus so that we can more easily share
* it with "subclass" busses.
*/
DECLARE_CLASS(pci_driver);
struct pci_softc {
bus_dma_tag_t sc_dma_tag;
};
extern int pci_do_power_resume;
extern int pci_do_power_suspend;
void pci_add_children(device_t dev, int domain, int busno,
size_t dinfo_size);
void pci_add_child(device_t bus, struct pci_devinfo *dinfo);
void pci_add_resources(device_t bus, device_t dev, int force,
uint32_t prefetchmask);
int pci_attach_common(device_t dev);
void pci_delete_child(device_t dev, device_t child);
void pci_driver_added(device_t dev, driver_t *driver);
int pci_print_child(device_t dev, device_t child);
void pci_probe_nomatch(device_t dev, device_t child);
int pci_read_ivar(device_t dev, device_t child, int which,
uintptr_t *result);
int pci_write_ivar(device_t dev, device_t child, int which,
uintptr_t value);
int pci_setup_intr(device_t dev, device_t child,
struct resource *irq, int flags, driver_filter_t *filter,
driver_intr_t *intr, void *arg, void **cookiep);
int pci_teardown_intr(device_t dev, device_t child,
struct resource *irq, void *cookie);
int pci_get_vpd_ident_method(device_t dev, device_t child,
const char **identptr);
int pci_get_vpd_readonly_method(device_t dev, device_t child,
const char *kw, const char **vptr);
int pci_set_powerstate_method(device_t dev, device_t child,
int state);
int pci_get_powerstate_method(device_t dev, device_t child);
uint32_t pci_read_config_method(device_t dev, device_t child,
int reg, int width);
void pci_write_config_method(device_t dev, device_t child,
int reg, uint32_t val, int width);
int pci_enable_busmaster_method(device_t dev, device_t child);
int pci_disable_busmaster_method(device_t dev, device_t child);
int pci_enable_io_method(device_t dev, device_t child, int space);
int pci_disable_io_method(device_t dev, device_t child, int space);
int pci_find_extcap_method(device_t dev, device_t child,
int capability, int *capreg);
int pci_alloc_msi_method(device_t dev, device_t child, int *count);
int pci_alloc_msix_method(device_t dev, device_t child, int *count);
int pci_remap_msix_method(device_t dev, device_t child,
int count, const u_int *vectors);
int pci_release_msi_method(device_t dev, device_t child);
int pci_msi_count_method(device_t dev, device_t child);
int pci_msix_count_method(device_t dev, device_t child);
struct resource *pci_alloc_resource(device_t dev, device_t child,
int type, int *rid, u_long start, u_long end, u_long count,
u_int flags);
int pci_activate_resource(device_t dev, device_t child, int type,
int rid, struct resource *r);
int pci_deactivate_resource(device_t dev, device_t child, int type,
int rid, struct resource *r);
void pci_delete_resource(device_t dev, device_t child,
int type, int rid);
struct resource_list *pci_get_resource_list (device_t dev, device_t child);
struct pci_devinfo *pci_read_device(device_t pcib, int d, int b, int s, int f,
size_t size);
void pci_print_verbose(struct pci_devinfo *dinfo);
int pci_freecfg(struct pci_devinfo *dinfo);
int pci_child_location_str_method(device_t cbdev, device_t child,
char *buf, size_t buflen);
int pci_child_pnpinfo_str_method(device_t cbdev, device_t child,
char *buf, size_t buflen);
int pci_assign_interrupt_method(device_t dev, device_t child);
int pci_resume(device_t dev);
int pci_suspend(device_t dev);
/** Restore the config register state. The state must be previously
* saved with pci_cfg_save. However, the pci bus driver takes care of
* that. This function will also return the device to PCI_POWERSTATE_D0
* if it is currently in a lower power mode.
*/
void pci_cfg_restore(device_t, struct pci_devinfo *);
/** Save the config register state. Optionally set the power state to D3
* if the third argument is non-zero.
*/
void pci_cfg_save(device_t, struct pci_devinfo *, int);
#endif /* _PCI_PRIVATE_H_ */