pci_private.h revision 201279
11553Srgrimes/*- 21553Srgrimes * Copyright (c) 1997, Stefan Esser <se@freebsd.org> 31553Srgrimes * Copyright (c) 2000, Michael Smith <msmith@freebsd.org> 41553Srgrimes * Copyright (c) 2000, BSDi 51553Srgrimes * All rights reserved. 61553Srgrimes * 71553Srgrimes * Redistribution and use in source and binary forms, with or without 81553Srgrimes * modification, are permitted provided that the following conditions 91553Srgrimes * are met: 101553Srgrimes * 1. Redistributions of source code must retain the above copyright 111553Srgrimes * notice unmodified, this list of conditions, and the following 121553Srgrimes * disclaimer. 131553Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 141553Srgrimes * notice, this list of conditions and the following disclaimer in the 151553Srgrimes * documentation and/or other materials provided with the distribution. 161553Srgrimes * 171553Srgrimes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 181553Srgrimes * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 191553Srgrimes * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 201553Srgrimes * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 211553Srgrimes * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 221553Srgrimes * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 231553Srgrimes * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 241553Srgrimes * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 251553Srgrimes * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 261553Srgrimes * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 271553Srgrimes * 281553Srgrimes * $FreeBSD: head/sys/dev/pci/pci_private.h 201279 2009-12-30 20:47:14Z jhb $ 291553Srgrimes * 301553Srgrimes */ 3184693Sgad 321553Srgrimes#ifndef _PCI_PRIVATE_H_ 331553Srgrimes#define _PCI_PRIVATE_H_ 341553Srgrimes 351553Srgrimes/* 36117609Sgad * Export definitions of the pci bus so that we can more easily share 371553Srgrimes * it with "subclass" busses. 38117609Sgad */ 391553SrgrimesDECLARE_CLASS(pci_driver); 40117609Sgad 411553Srgrimesvoid pci_add_children(device_t dev, int domain, int busno, 42117609Sgad size_t dinfo_size); 43117609Sgadvoid pci_add_child(device_t bus, struct pci_devinfo *dinfo); 44117609Sgadvoid pci_add_resources(device_t bus, device_t dev, int force, 451553Srgrimes uint32_t prefetchmask); 461553Srgrimesvoid pci_driver_added(device_t dev, driver_t *driver); 471553Srgrimesint pci_print_child(device_t dev, device_t child); 481553Srgrimesvoid pci_probe_nomatch(device_t dev, device_t child); 491553Srgrimesint pci_read_ivar(device_t dev, device_t child, int which, 501553Srgrimes uintptr_t *result); 511553Srgrimesint pci_write_ivar(device_t dev, device_t child, int which, 521553Srgrimes uintptr_t value); 531553Srgrimesint pci_setup_intr(device_t dev, device_t child, 541553Srgrimes struct resource *irq, int flags, driver_filter_t *filter, 551553Srgrimes driver_intr_t *intr, void *arg, void **cookiep); 561553Srgrimesint pci_teardown_intr(device_t dev, device_t child, 571553Srgrimes struct resource *irq, void *cookie); 58228663Sdimint pci_get_vpd_ident_method(device_t dev, device_t child, 591553Srgrimes const char **identptr); 601553Srgrimesint pci_get_vpd_readonly_method(device_t dev, device_t child, 611553Srgrimes const char *kw, const char **vptr); 621553Srgrimesint pci_set_powerstate_method(device_t dev, device_t child, 63242091Sed int state); 64242091Sedint pci_get_powerstate_method(device_t dev, device_t child); 65242091Seduint32_t pci_read_config_method(device_t dev, device_t child, 66242091Sed int reg, int width); 67242091Sedvoid pci_write_config_method(device_t dev, device_t child, 68242091Sed int reg, uint32_t val, int width); 69242091Sedint pci_enable_busmaster_method(device_t dev, device_t child); 70242091Sedint pci_disable_busmaster_method(device_t dev, device_t child); 71242091Sedint pci_enable_io_method(device_t dev, device_t child, int space); 72242091Sedint pci_disable_io_method(device_t dev, device_t child, int space); 73242091Sedint pci_find_extcap_method(device_t dev, device_t child, 741553Srgrimes int capability, int *capreg); 751553Srgrimesint pci_alloc_msi_method(device_t dev, device_t child, int *count); 7678146Sgadint pci_alloc_msix_method(device_t dev, device_t child, int *count); 771553Srgrimesint pci_remap_msix_method(device_t dev, device_t child, 781553Srgrimes int count, const u_int *vectors); 791553Srgrimesint pci_release_msi_method(device_t dev, device_t child); 801553Srgrimesint pci_msi_count_method(device_t dev, device_t child); 811553Srgrimesint pci_msix_count_method(device_t dev, device_t child); 8217202Sjoergstruct resource *pci_alloc_resource(device_t dev, device_t child, 8317202Sjoerg int type, int *rid, u_long start, u_long end, u_long count, 841553Srgrimes u_int flags); 851553Srgrimesint pci_activate_resource(device_t dev, device_t child, int type, 861553Srgrimes int rid, struct resource *r); 871553Srgrimesint pci_deactivate_resource(device_t dev, device_t child, int type, 881553Srgrimes int rid, struct resource *r); 891553Srgrimesvoid pci_delete_resource(device_t dev, device_t child, 901553Srgrimes int type, int rid); 911553Srgrimesstruct resource_list *pci_get_resource_list (device_t dev, device_t child); 921553Srgrimesstruct pci_devinfo *pci_read_device(device_t pcib, int d, int b, int s, int f, 931553Srgrimes size_t size); 941553Srgrimesvoid pci_print_verbose(struct pci_devinfo *dinfo); 951553Srgrimesint pci_freecfg(struct pci_devinfo *dinfo); 961553Srgrimesint pci_child_location_str_method(device_t cbdev, device_t child, 971553Srgrimes char *buf, size_t buflen); 981553Srgrimesint pci_child_pnpinfo_str_method(device_t cbdev, device_t child, 991553Srgrimes char *buf, size_t buflen); 1001553Srgrimesint pci_assign_interrupt_method(device_t dev, device_t child); 1011553Srgrimesint pci_resume(device_t dev); 1021553Srgrimesint pci_suspend(device_t dev); 1031553Srgrimes 1041553Srgrimes/** Restore the config register state. The state must be previously 1051553Srgrimes * saved with pci_cfg_save. However, the pci bus driver takes care of 1061553Srgrimes * that. This function will also return the device to PCI_POWERSTATE_D0 1071553Srgrimes * if it is currently in a lower power mode. 1081553Srgrimes */ 1091553Srgrimesvoid pci_cfg_restore(device_t, struct pci_devinfo *); 1101553Srgrimes 1111553Srgrimes/** Save the config register state. Optionally set the power state to D3 1121553Srgrimes * if the third argument is non-zero. 1131553Srgrimes */ 1141553Srgrimesvoid pci_cfg_save(device_t, struct pci_devinfo *, int); 1151553Srgrimes 1161553Srgrimes#endif /* _PCI_PRIVATE_H_ */ 1171553Srgrimes