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/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2022 Scott Long
* 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.
*
* Thunderbolt PCIe bridge/switch definitions
*
* $FreeBSD$
*/
#ifndef _TB_PCIB_H
#define _TB_PCIB_H
DECLARE_CLASS(tb_pcib_driver);
/*
* The order of the fields is very important. Class inherentence replies on
* implicitly knowing the location of the first 3 fields.
*/
struct tb_pcib_softc {
struct pcib_softc pcibsc;
ACPI_HANDLE ap_handle;
ACPI_BUFFER ap_prt;
device_t dev;
u_int debug;
int vsec;
int flags;
struct sysctl_ctx_list *sysctl_ctx;
struct sysctl_oid *sysctl_tree;
};
/* Flags for tb_softc */
#define TB_GEN_UNK 0x00
#define TB_GEN_TB1 0x01
#define TB_GEN_TB2 0x02
#define TB_GEN_TB3 0x03
#define TB_GEN_USB4 0x04
#define TB_GEN_MASK 0x0f
#define TB_HWIF_UNK 0x00
#define TB_HWIF_AR 0x10
#define TB_HWIF_TR 0x20
#define TB_HWIF_ICL 0x30
#define TB_HWIF_USB4 0x40
#define TB_HWIF_MASK 0xf0
#define TB_FLAGS_ISROOT 0x100
#define TB_FLAGS_ISUFP 0x200
#define TB_IS_AR(sc) (((sc)->flags & TB_HWIF_MASK) == TB_HWIF_AR)
#define TB_IS_TR(sc) (((sc)->flags & TB_HWIF_MASK) == TB_HWIF_TR)
#define TB_IS_ICL(sc) (((sc)->flags & TB_HWIF_MASK) == TB_HWIF_ICL)
#define TB_IS_USB4(sc) (((sc)->flags & TB_HWIF_MASK) == TB_HWIF_USB4)
#define TB_IS_ROOT(sc) (((sc)->flags & TB_FLAGS_ISROOT) != 0)
#define TB_IS_UFP(sc) (((sc)->flags & TB_FLAGS_ISUFP) != 0)
#define TB_IS_DFP(sc) (((sc)->flags & TB_FLAGS_ISUFP) == 0)
/* PCI IDs for the TB bridges */
#define TB_DEV_AR_2C 0x1576
#define TB_DEV_AR_LP 0x15c0
#define TB_DEV_AR_C_4C 0x15d3
#define TB_DEV_AR_C_2C 0x15da
#define TB_DEV_ICL_0 0x8a1d
#define TB_DEV_ICL_1 0x8a21
#define TB_PCIB_VSEC(dev) ((struct tb_pcib_softc *)(device_get_softc(dev)))->vsec;
#define TB_DESC_MAX 80
int tb_pcib_probe_common(device_t, char *);
int tb_pcib_attach_common(device_t dev);
#endif /* _TB_PCIB_H */
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