pci_if.m

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#-
# Copyright (c) 1998 Doug Rabson
# 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, 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
#
# $FreeBSD$
#
 
#include <sys/bus.h>
#include <dev/pci/pcivar.h>
 
INTERFACE pci;
 
CODE {
        static int
        null_msi_count(device_t dev, device_t child)
        {
                return (0);
        }
 
        static int
        null_msix_bar(device_t dev, device_t child)
        {
                return (-1);
        }
 
        static device_t
        null_create_iov_child(device_t bus, device_t pf, uint16_t rid,
            uint16_t vid, uint16_t did)
        {
                device_printf(bus, "PCI_IOV not implemented on this bus.\n");
                return (NULL);
        }
};
 
HEADER {
        struct nvlist;
 
        enum pci_id_type {
            PCI_ID_RID,
            PCI_ID_MSI,
        };
 
        enum pci_feature {
            PCI_FEATURE_HP,             /* Hot Plug feature */
            PCI_FEATURE_AER,            /* Advanced Error Reporting */
        };
}
 
 
METHOD u_int32_t read_config {
        device_t        dev;
        device_t        child;
        int             reg;
        int             width;
};
 
METHOD void write_config {
        device_t        dev;
        device_t        child;
        int             reg;
        u_int32_t       val;
        int             width;
};
 
METHOD int get_powerstate {
        device_t        dev;
        device_t        child;
};
 
METHOD int set_powerstate {
        device_t        dev;
        device_t        child;
        int             state;
};
 
METHOD int get_vpd_ident {
        device_t        dev;
        device_t        child;
        const char      **identptr;
};
 
METHOD int get_vpd_readonly {
        device_t        dev;
        device_t        child;
        const char      *kw;
        const char      **vptr;
};
 
METHOD int enable_busmaster {
        device_t        dev;
        device_t        child;
};
 
METHOD int disable_busmaster {
        device_t        dev;
        device_t        child;
};
 
METHOD int enable_io {
        device_t        dev;
        device_t        child;
        int             space;
};
 
METHOD int disable_io {
        device_t        dev;
        device_t        child;
        int             space;
};
 
METHOD int assign_interrupt {
        device_t        dev;
        device_t        child;
};
 
METHOD int find_cap {
        device_t        dev;
        device_t        child;
        int             capability;
        int             *capreg;
};
 
METHOD int find_next_cap {
        device_t        dev;
        device_t        child;
        int             capability;
        int             start;
        int             *capreg;
};
 
METHOD int find_extcap {
        device_t        dev;
        device_t        child;
        int             capability;
        int             *capreg;
};
 
METHOD int find_next_extcap {
        device_t        dev;
        device_t        child;
        int             capability;
        int             start;
        int             *capreg;
};
 
METHOD int find_htcap {
        device_t        dev;
        device_t        child;
        int             capability;
        int             *capreg;
};
 
METHOD int find_next_htcap {
        device_t        dev;
        device_t        child;
        int             capability;
        int             start;
        int             *capreg;
};
 
METHOD int alloc_msi {
        device_t        dev;
        device_t        child;
        int             *count;
};
 
METHOD int alloc_msix {
        device_t        dev;
        device_t        child;
        int             *count;
};
 
METHOD void enable_msi {
        device_t        dev;
        device_t        child;
        uint64_t        address;
        uint16_t        data;
};
 
METHOD void enable_msix {
        device_t        dev;
        device_t        child;
        u_int           index;
        uint64_t        address;
        uint32_t        data;
};
 
METHOD void disable_msi {
        device_t        dev;
        device_t        child;
};
 
METHOD int remap_msix {
        device_t        dev;
        device_t        child;
        int             count;
        const u_int     *vectors;
};
 
METHOD int release_msi {
        device_t        dev;
        device_t        child;
};
 
METHOD int msi_count {
        device_t        dev;
        device_t        child;
} DEFAULT null_msi_count;
 
METHOD int msix_count {
        device_t        dev;
        device_t        child;
} DEFAULT null_msi_count;
 
METHOD int msix_pba_bar {
        device_t        dev;
        device_t        child;
} DEFAULT null_msix_bar;
 
METHOD int msix_table_bar {
        device_t        dev;
        device_t        child;
} DEFAULT null_msix_bar;
 
METHOD int get_id {
        device_t        dev;
        device_t        child;
        enum pci_id_type type;
        uintptr_t       *id;
};
 
METHOD struct pci_devinfo * alloc_devinfo {
        device_t        dev;
};
 
METHOD void child_added {
        device_t        dev;
        device_t        child;
};
 
METHOD int iov_attach {
        device_t        dev;
        device_t        child;
        struct nvlist   *pf_schema;
        struct nvlist   *vf_schema;
        const char      *name;
};
 
METHOD int iov_detach {
        device_t        dev;
        device_t        child;
};
 
METHOD device_t create_iov_child {
        device_t bus;
        device_t pf;
        uint16_t rid;
        uint16_t vid;
        uint16_t did;
} DEFAULT null_create_iov_child;