21d3196209
Reviewed by: imp MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D21948
184 lines
8.1 KiB
C
184 lines
8.1 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 1997, Stefan Esser <se@freebsd.org>
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* Copyright (c) 2000, Michael Smith <msmith@freebsd.org>
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* Copyright (c) 2000, BSDi
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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*/
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#ifndef _PCI_PRIVATE_H_
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#define _PCI_PRIVATE_H_
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/*
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* Export definitions of the pci bus so that we can more easily share
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* it with "subclass" buses.
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*/
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DECLARE_CLASS(pci_driver);
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struct pci_softc {
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bus_dma_tag_t sc_dma_tag;
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#ifdef PCI_RES_BUS
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struct resource *sc_bus;
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#endif
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};
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extern int pci_do_power_resume;
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extern int pci_do_power_suspend;
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void pci_add_children(device_t dev, int domain, int busno);
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void pci_add_child(device_t bus, struct pci_devinfo *dinfo);
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device_t pci_add_iov_child(device_t bus, device_t pf, uint16_t rid,
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uint16_t vid, uint16_t did);
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void pci_add_resources(device_t bus, device_t dev, int force,
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uint32_t prefetchmask);
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void pci_add_resources_ea(device_t bus, device_t dev, int alloc_iov);
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struct pci_devinfo *pci_alloc_devinfo_method(device_t dev);
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int pci_attach(device_t dev);
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int pci_attach_common(device_t dev);
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int pci_detach(device_t dev);
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int pci_rescan_method(device_t dev);
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void pci_driver_added(device_t dev, driver_t *driver);
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int pci_ea_is_enabled(device_t dev, int rid);
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int pci_print_child(device_t dev, device_t child);
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void pci_probe_nomatch(device_t dev, device_t child);
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int pci_read_ivar(device_t dev, device_t child, int which,
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uintptr_t *result);
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int pci_write_ivar(device_t dev, device_t child, int which,
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uintptr_t value);
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int pci_setup_intr(device_t dev, device_t child,
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struct resource *irq, int flags, driver_filter_t *filter,
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driver_intr_t *intr, void *arg, void **cookiep);
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int pci_teardown_intr(device_t dev, device_t child,
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struct resource *irq, void *cookie);
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int pci_get_vpd_ident_method(device_t dev, device_t child,
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const char **identptr);
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int pci_get_vpd_readonly_method(device_t dev, device_t child,
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const char *kw, const char **vptr);
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int pci_set_powerstate_method(device_t dev, device_t child,
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int state);
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int pci_get_powerstate_method(device_t dev, device_t child);
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uint32_t pci_read_config_method(device_t dev, device_t child,
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int reg, int width);
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void pci_write_config_method(device_t dev, device_t child,
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int reg, uint32_t val, int width);
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int pci_enable_busmaster_method(device_t dev, device_t child);
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int pci_disable_busmaster_method(device_t dev, device_t child);
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int pci_enable_io_method(device_t dev, device_t child, int space);
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int pci_disable_io_method(device_t dev, device_t child, int space);
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int pci_find_cap_method(device_t dev, device_t child,
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int capability, int *capreg);
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int pci_find_next_cap_method(device_t dev, device_t child,
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int capability, int start, int *capreg);
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int pci_find_extcap_method(device_t dev, device_t child,
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int capability, int *capreg);
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int pci_find_next_extcap_method(device_t dev, device_t child,
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int capability, int start, int *capreg);
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int pci_find_htcap_method(device_t dev, device_t child,
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int capability, int *capreg);
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int pci_find_next_htcap_method(device_t dev, device_t child,
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int capability, int start, int *capreg);
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int pci_alloc_msi_method(device_t dev, device_t child, int *count);
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int pci_alloc_msix_method(device_t dev, device_t child, int *count);
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void pci_enable_msi_method(device_t dev, device_t child,
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uint64_t address, uint16_t data);
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void pci_enable_msix_method(device_t dev, device_t child,
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u_int index, uint64_t address, uint32_t data);
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void pci_disable_msi_method(device_t dev, device_t child);
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int pci_remap_msix_method(device_t dev, device_t child,
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int count, const u_int *vectors);
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int pci_release_msi_method(device_t dev, device_t child);
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int pci_msi_count_method(device_t dev, device_t child);
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int pci_msix_count_method(device_t dev, device_t child);
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int pci_msix_pba_bar_method(device_t dev, device_t child);
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int pci_msix_table_bar_method(device_t dev, device_t child);
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struct resource *pci_alloc_resource(device_t dev, device_t child,
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int type, int *rid, rman_res_t start, rman_res_t end,
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rman_res_t count, u_int flags);
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int pci_release_resource(device_t dev, device_t child, int type,
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int rid, struct resource *r);
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int pci_activate_resource(device_t dev, device_t child, int type,
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int rid, struct resource *r);
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int pci_deactivate_resource(device_t dev, device_t child, int type,
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int rid, struct resource *r);
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void pci_delete_resource(device_t dev, device_t child,
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int type, int rid);
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struct resource_list *pci_get_resource_list (device_t dev, device_t child);
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struct pci_devinfo *pci_read_device(device_t pcib, device_t bus, int d, int b,
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int s, int f);
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void pci_print_verbose(struct pci_devinfo *dinfo);
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int pci_freecfg(struct pci_devinfo *dinfo);
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void pci_child_deleted(device_t dev, device_t child);
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void pci_child_detached(device_t dev, device_t child);
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int pci_child_location_str_method(device_t cbdev, device_t child,
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char *buf, size_t buflen);
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int pci_child_pnpinfo_str_method(device_t cbdev, device_t child,
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char *buf, size_t buflen);
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int pci_assign_interrupt_method(device_t dev, device_t child);
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int pci_resume(device_t dev);
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int pci_resume_child(device_t dev, device_t child);
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int pci_suspend_child(device_t dev, device_t child);
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bus_dma_tag_t pci_get_dma_tag(device_t bus, device_t dev);
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void pci_child_added_method(device_t dev, device_t child);
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/** Restore the config register state. The state must be previously
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* saved with pci_cfg_save. However, the pci bus driver takes care of
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* that. This function will also return the device to PCI_POWERSTATE_D0
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* if it is currently in a lower power mode.
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*/
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void pci_cfg_restore(device_t, struct pci_devinfo *);
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/** Save the config register state. Optionally set the power state to D3
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* if the third argument is non-zero.
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*/
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void pci_cfg_save(device_t, struct pci_devinfo *, int);
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int pci_mapsize(uint64_t testval);
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void pci_read_bar(device_t dev, int reg, pci_addr_t *mapp,
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pci_addr_t *testvalp, int *bar64);
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struct pci_map *pci_add_bar(device_t dev, int reg, pci_addr_t value,
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pci_addr_t size);
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struct resource *pci_alloc_multi_resource(device_t dev, device_t child,
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int type, int *rid, rman_res_t start, rman_res_t end,
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rman_res_t count, u_long num, u_int flags);
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int pci_iov_attach_method(device_t bus, device_t dev,
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struct nvlist *pf_schema, struct nvlist *vf_schema,
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const char *name);
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int pci_iov_detach_method(device_t bus, device_t dev);
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device_t pci_create_iov_child_method(device_t bus, device_t pf,
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uint16_t rid, uint16_t vid, uint16_t did);
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struct resource *pci_vf_alloc_mem_resource(device_t dev, device_t child,
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int *rid, rman_res_t start, rman_res_t end,
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rman_res_t count, u_int flags);
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int pci_vf_release_mem_resource(device_t dev, device_t child,
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int rid, struct resource *r);
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#endif /* _PCI_PRIVATE_H_ */
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