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92 lines
3.1 KiB
C
92 lines
3.1 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2022 Scott Long
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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, this list of conditions and the following 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 AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Thunderbolt PCIe bridge/switch definitions
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*/
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#ifndef _TB_PCIB_H
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#define _TB_PCIB_H
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DECLARE_CLASS(tb_pcib_driver);
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/*
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* The order of the fields is very important. Class inherentence replies on
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* implicitly knowing the location of the first 3 fields.
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*/
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struct tb_pcib_softc {
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struct pcib_softc pcibsc;
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ACPI_HANDLE ap_handle;
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ACPI_BUFFER ap_prt;
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device_t dev;
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u_int debug;
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int vsec;
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int flags;
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struct sysctl_ctx_list *sysctl_ctx;
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struct sysctl_oid *sysctl_tree;
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};
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/* Flags for tb_softc */
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#define TB_GEN_UNK 0x00
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#define TB_GEN_TB1 0x01
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#define TB_GEN_TB2 0x02
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#define TB_GEN_TB3 0x03
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#define TB_GEN_USB4 0x04
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#define TB_GEN_MASK 0x0f
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#define TB_HWIF_UNK 0x00
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#define TB_HWIF_AR 0x10
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#define TB_HWIF_TR 0x20
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#define TB_HWIF_ICL 0x30
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#define TB_HWIF_USB4 0x40
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#define TB_HWIF_MASK 0xf0
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#define TB_FLAGS_ISROOT 0x100
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#define TB_FLAGS_ISUFP 0x200
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#define TB_IS_AR(sc) (((sc)->flags & TB_HWIF_MASK) == TB_HWIF_AR)
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#define TB_IS_TR(sc) (((sc)->flags & TB_HWIF_MASK) == TB_HWIF_TR)
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#define TB_IS_ICL(sc) (((sc)->flags & TB_HWIF_MASK) == TB_HWIF_ICL)
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#define TB_IS_USB4(sc) (((sc)->flags & TB_HWIF_MASK) == TB_HWIF_USB4)
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#define TB_IS_ROOT(sc) (((sc)->flags & TB_FLAGS_ISROOT) != 0)
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#define TB_IS_UFP(sc) (((sc)->flags & TB_FLAGS_ISUFP) != 0)
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#define TB_IS_DFP(sc) (((sc)->flags & TB_FLAGS_ISUFP) == 0)
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/* PCI IDs for the TB bridges */
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#define TB_DEV_AR_2C 0x1576
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#define TB_DEV_AR_LP 0x15c0
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#define TB_DEV_AR_C_4C 0x15d3
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#define TB_DEV_AR_C_2C 0x15da
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#define TB_DEV_ICL_0 0x8a1d
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#define TB_DEV_ICL_1 0x8a21
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#define TB_PCIB_VSEC(dev) ((struct tb_pcib_softc *)(device_get_softc(dev)))->vsec;
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#define TB_DESC_MAX 80
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int tb_pcib_probe_common(device_t, char *);
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int tb_pcib_attach_common(device_t dev);
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#endif /* _TB_PCIB_H */
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