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https://github.com/freebsd/freebsd-src
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871b33ad65
Some of the bus resource methods were passing these up to the parent which triggered rman mismatch assertions in INVARIANTS kernels. Reported by: kp Reviewed by: imp Tested by: kp (earlier version) Differential Revision: https://reviews.freebsd.org/D45406
181 lines
6.9 KiB
C
181 lines
6.9 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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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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*/
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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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device_attach_t pci_attach;
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device_detach_t pci_detach;
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device_resume_t pci_resume;
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bus_print_child_t pci_print_child;
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bus_probe_nomatch_t pci_probe_nomatch;
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bus_read_ivar_t pci_read_ivar;
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bus_write_ivar_t pci_write_ivar;
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bus_driver_added_t pci_driver_added;
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bus_setup_intr_t pci_setup_intr;
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bus_teardown_intr_t pci_teardown_intr;
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bus_get_dma_tag_t pci_get_dma_tag;
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bus_get_resource_list_t pci_get_resource_list;
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bus_delete_resource_t pci_delete_resource;
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bus_alloc_resource_t pci_alloc_resource;
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#ifdef PCI_IOV
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bus_adjust_resource_t pci_adjust_resource;
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#endif
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bus_release_resource_t pci_release_resource;
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bus_activate_resource_t pci_activate_resource;
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bus_deactivate_resource_t pci_deactivate_resource;
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#ifdef PCI_IOV
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bus_map_resource_t pci_map_resource;
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bus_unmap_resource_t pci_unmap_resource;
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#endif
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bus_child_deleted_t pci_child_deleted;
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bus_child_detached_t pci_child_detached;
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bus_child_pnpinfo_t pci_child_pnpinfo_method;
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bus_child_location_t pci_child_location_method;
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bus_get_device_path_t pci_get_device_path_method;
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bus_suspend_child_t pci_suspend_child;
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bus_resume_child_t pci_resume_child;
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bus_rescan_t pci_rescan_method;
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pci_read_config_t pci_read_config_method;
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pci_write_config_t pci_write_config_method;
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pci_enable_busmaster_t pci_enable_busmaster_method;
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pci_disable_busmaster_t pci_disable_busmaster_method;
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pci_enable_io_t pci_enable_io_method;
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pci_disable_io_t pci_disable_io_method;
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pci_get_vpd_ident_t pci_get_vpd_ident_method;
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pci_get_vpd_readonly_t pci_get_vpd_readonly_method;
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pci_get_powerstate_t pci_get_powerstate_method;
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pci_set_powerstate_t pci_set_powerstate_method;
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pci_assign_interrupt_t pci_assign_interrupt_method;
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pci_find_cap_t pci_find_cap_method;
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pci_find_next_cap_t pci_find_next_cap_method;
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pci_find_extcap_t pci_find_extcap_method;
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pci_find_next_extcap_t pci_find_next_extcap_method;
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pci_find_htcap_t pci_find_htcap_method;
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pci_find_next_htcap_t pci_find_next_htcap_method;
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pci_alloc_msi_t pci_alloc_msi_method;
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pci_alloc_msix_t pci_alloc_msix_method;
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pci_enable_msi_t pci_enable_msi_method;
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pci_enable_msix_t pci_enable_msix_method;
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pci_disable_msi_t pci_disable_msi_method;
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pci_remap_msix_t pci_remap_msix_method;
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pci_release_msi_t pci_release_msi_method;
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pci_msi_count_t pci_msi_count_method;
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pci_msix_count_t pci_msix_count_method;
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pci_msix_pba_bar_t pci_msix_pba_bar_method;
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pci_msix_table_bar_t pci_msix_table_bar_method;
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pci_alloc_devinfo_t pci_alloc_devinfo_method;
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pci_child_added_t pci_child_added_method;
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#ifdef PCI_IOV
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pci_iov_attach_t pci_iov_attach_method;
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pci_iov_detach_t pci_iov_detach_method;
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pci_create_iov_child_t pci_create_iov_child_method;
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#endif
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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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int pci_attach_common(device_t dev);
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int pci_ea_is_enabled(device_t dev, int rid);
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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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/** 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_reserve_map(device_t dev, device_t child, int type,
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int *rid, rman_res_t start, rman_res_t end,
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rman_res_t count, u_int num, u_int flags);
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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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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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struct resource *r);
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int pci_vf_activate_mem_resource(device_t dev, device_t child,
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struct resource *r);
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int pci_vf_deactivate_mem_resource(device_t dev, device_t child,
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struct resource *r);
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int pci_vf_adjust_mem_resource(device_t dev, device_t child,
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struct resource *r, rman_res_t start, rman_res_t end);
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int pci_vf_map_mem_resource(device_t dev, device_t child,
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struct resource *r, struct resource_map_request *argsp,
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struct resource_map *map);
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int pci_vf_unmap_mem_resource(device_t dev, device_t child,
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struct resource *r, struct resource_map *map);
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#endif /* _PCI_PRIVATE_H_ */
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