pci_private.h revision 169615
1139749Simp/*- 291355Simp * Copyright (c) 1997, Stefan Esser <se@freebsd.org> 391355Simp * Copyright (c) 2000, Michael Smith <msmith@freebsd.org> 491355Simp * Copyright (c) 2000, BSDi 591355Simp * All rights reserved. 691355Simp * 791355Simp * Redistribution and use in source and binary forms, with or without 891355Simp * modification, are permitted provided that the following conditions 991355Simp * are met: 1091355Simp * 1. Redistributions of source code must retain the above copyright 1191355Simp * notice unmodified, this list of conditions, and the following 1291355Simp * disclaimer. 1391355Simp * 2. Redistributions in binary form must reproduce the above copyright 1491355Simp * notice, this list of conditions and the following disclaimer in the 1591355Simp * documentation and/or other materials provided with the distribution. 1691355Simp * 1791355Simp * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1891355Simp * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1991355Simp * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 2091355Simp * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 2191355Simp * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2291355Simp * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2391355Simp * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2491355Simp * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2591355Simp * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2691355Simp * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2791355Simp * 2891355Simp * $FreeBSD: head/sys/dev/pci/pci_private.h 169615 2007-05-16 18:41:42Z imp $ 2991355Simp * 3091355Simp */ 3191355Simp 3291355Simp#ifndef _PCI_PRIVATE_H_ 33165217Sjhb#define _PCI_PRIVATE_H_ 3491355Simp 3591355Simp/* 3691355Simp * Export definitions of the pci bus so that we can more easily share 37154599Sjhb * it with "subclass" busses. 3891355Simp */ 39154599SjhbDECLARE_CLASS(pci_driver); 40102440Sjhb 41102440Sjhbvoid pci_add_children(device_t dev, int busno, size_t dinfo_size); 42102440Sjhbvoid pci_add_child(device_t bus, struct pci_devinfo *dinfo); 43153898Simpvoid pci_add_resources(device_t bus, device_t dev, int force, 44153898Simp uint32_t prefetchmask); 45128058Simpvoid pci_driver_added(device_t dev, driver_t *driver); 4691355Simpint pci_print_child(device_t dev, device_t child); 4791355Simpvoid pci_probe_nomatch(device_t dev, device_t child); 4891355Simpint pci_read_ivar(device_t dev, device_t child, int which, 4991355Simp uintptr_t *result); 5091355Simpint pci_write_ivar(device_t dev, device_t child, int which, 5191355Simp uintptr_t value); 52169221Sjhbint pci_setup_intr(device_t dev, device_t child, 53169221Sjhb struct resource *irq, int flags, driver_filter_t *filter, 54169221Sjhb driver_intr_t *intr, void *arg, void **cookiep); 55169221Sjhbint pci_teardown_intr(device_t dev, device_t child, 56169221Sjhb struct resource *irq, void *cookie); 57163163Sjmgint pci_get_vpd_ident_method(device_t dev, device_t child, 58163163Sjmg const char **identptr); 59163163Sjmgint pci_get_vpd_readonly_method(device_t dev, device_t child, 60163163Sjmg const char *kw, const char **vptr); 6191355Simpint pci_set_powerstate_method(device_t dev, device_t child, 6291355Simp int state); 6391355Simpint pci_get_powerstate_method(device_t dev, device_t child); 64119266Simpuint32_t pci_read_config_method(device_t dev, device_t child, 6591355Simp int reg, int width); 6691355Simpvoid pci_write_config_method(device_t dev, device_t child, 67119266Simp int reg, uint32_t val, int width); 68113544Smdoddint pci_enable_busmaster_method(device_t dev, device_t child); 69113544Smdoddint pci_disable_busmaster_method(device_t dev, device_t child); 70113544Smdoddint pci_enable_io_method(device_t dev, device_t child, int space); 71113544Smdoddint pci_disable_io_method(device_t dev, device_t child, int space); 72153560Sjhbint pci_find_extcap_method(device_t dev, device_t child, 73153560Sjhb int capability, int *capreg); 74164264Sjhbint pci_alloc_msi_method(device_t dev, device_t child, int *count); 75166176Sjhbint pci_alloc_msix_method(device_t dev, device_t child, int *count); 76166176Sjhbint pci_remap_msix_method(device_t dev, device_t child, 77169221Sjhb int count, const u_int *vectors); 78164264Sjhbint pci_release_msi_method(device_t dev, device_t child); 79164264Sjhbint pci_msi_count_method(device_t dev, device_t child); 80166176Sjhbint pci_msix_count_method(device_t dev, device_t child); 8191355Simpstruct resource *pci_alloc_resource(device_t dev, device_t child, 8291355Simp int type, int *rid, u_long start, u_long end, u_long count, 8391355Simp u_int flags); 8491355Simpvoid pci_delete_resource(device_t dev, device_t child, 8591355Simp int type, int rid); 8691355Simpstruct resource_list *pci_get_resource_list (device_t dev, device_t child); 8792233Simpstruct pci_devinfo *pci_read_device(device_t pcib, int b, int s, int f, 8892233Simp size_t size); 8991355Simpvoid pci_print_verbose(struct pci_devinfo *dinfo); 9091355Simpint pci_freecfg(struct pci_devinfo *dinfo); 91111056Simpint pci_child_location_str_method(device_t cbdev, device_t child, 92111056Simp char *buf, size_t buflen); 93111056Simpint pci_child_pnpinfo_str_method(device_t cbdev, device_t child, 94111056Simp char *buf, size_t buflen); 95117115Stmmint pci_assign_interrupt_method(device_t dev, device_t child); 96120155Siwasakiint pci_resume(device_t dev); 97128058Simpint pci_suspend(device_t dev); 98169615Simp 99169615Simp/** Restore the config register state. The state must be previously 100169615Simp * saved with pci_cfg_save. However, the pci bus driver takes care of 101169615Simp * that. This function will also return the device to PCI_POWERSTATE_D0 102169615Simp * if it is currently in a lower power mode. 103169615Simp */ 104142735Simpvoid pci_cfg_restore(device_t, struct pci_devinfo *); 105169615Simp 106169615Simp/** Save the config register state. Optionally set the power state to D3 107169615Simp * if the third argument is non-zero. 108169615Simp */ 109142735Simpvoid pci_cfg_save(device_t, struct pci_devinfo *, int); 110164067Sjhb 11191355Simp#endif /* _PCI_PRIVATE_H_ */ 112