freebsd-skq/sys/dev/xilinx/xlnx_pcib.h
Ruslan Bukin dee4c1d2a8 Add driver for Xilinx XDMA PCIe Bridge found in the U.S. Government
Furnished Equipment (GFE) riscv cores.

GFE cores are synthesized on the Xilinx Virtex UltraScale+ FPGA VCU118
Evaluation Kit.

Sponsored by:	DARPA, AFRL
Differential Revision:	https://reviews.freebsd.org/D23337
2020-01-29 16:52:12 +00:00

85 lines
4.2 KiB
C

/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2020 Ruslan Bukin <br@bsdpad.com>
*
* This software was developed by SRI International and the University of
* Cambridge Computer Laboratory (Department of Computer Science and
* Technology) under DARPA contract HR0011-18-C-0016 ("ECATS"), as part of the
* DARPA SSITH research programme.
*
* 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.
*
* $FreeBSD$
*/
#ifndef _DEV_XILINX_XLNX_PCIB_H_
#define _DEV_XILINX_XLNX_PCIB_H_
#define XLNX_PCIE_VSEC 0x12c
#define XLNX_PCIE_BIR 0x130 /* Bridge Info Register */
#define XLNX_PCIE_BSCR 0x134 /* Bridge Status and Control */
#define XLNX_PCIE_IDR 0x138 /* Interrupt Decode Register */
#define XLNX_PCIE_IMR 0x13C /* Interrupt Mask Register */
#define IMR_LINK_DOWN (1 << 0)
#define IMR_HOT_RESET (1 << 3)
#define IMR_CFG_COMPL_STATUS_S 5
#define IMR_CFG_COMPL_STATUS_M (0x7 << IMR_CFG_COMPL_STATUS_S)
#define IMR_CFG_TIMEOUT (1 << 8)
#define IMR_CORRECTABLE (1 << 9)
#define IMR_NON_FATAL (1 << 10)
#define IMR_FATAL (1 << 11)
#define IMR_INTX (1 << 16) /* INTx Interrupt Received */
#define IMR_MSI (1 << 17) /* MSI Interrupt Received */
#define IMR_SLAVE_UNSUPP_REQ (1 << 20)
#define IMR_SLAVE_UNEXP_COMPL (1 << 21)
#define IMR_SLAVE_COMPL_TIMOUT (1 << 22)
#define IMR_SLAVE_ERROR_POISON (1 << 23)
#define IMR_SLAVE_COMPL_ABORT (1 << 24)
#define IMR_SLAVE_ILLEG_BURST (1 << 25)
#define IMR_MASTER_DECERR (1 << 26)
#define IMR_MASTER_SLVERR (1 << 27)
#define XLNX_PCIE_BLR 0x140 /* Bus Location Register */
#define XLNX_PCIE_PHYSCR 0x144 /* PHY Status/Control Register */
#define PHYSCR_LINK_UP (1 << 11) /* Current PHY Link-up state */
#define XLNX_PCIE_RPSCR 0x148 /* Root Port Status/Control Register */
#define RPSCR_BE (1 << 0) /* Bridge Enable */
#define XLNX_PCIE_RPMSIBR1 0x14C /* Root Port MSI Base Register 1 */
#define XLNX_PCIE_RPMSIBR2 0x150 /* Root Port MSI Base Register 2 */
#define XLNX_PCIE_RPERRFRR 0x154 /* Root Port Error FIFO Read */
#define RPERRFRR_VALID (1 << 18) /* Indicates whether read succeeded.*/
#define RPERRFRR_REQ_ID_S 0 /* Requester of the error message. */
#define RPERRFRR_REQ_ID_M (0xffff << RPERRFRR_REQ_ID_S)
#define XLNX_PCIE_RPIFRR1 0x158 /* Root Port Interrupt FIFO Read 1 */
#define XLNX_PCIE_RPIFRR2 0x15C /* Root Port Interrupt FIFO Read 2 */
#define XLNX_PCIE_RPID2 0x160 /* Root Port Interrupt Decode 2 */
#define XLNX_PCIE_RPID2_MASK 0x164 /* Root Port Interrupt Decode 2 Mask */
#define XLNX_PCIE_RPMSIID1 0x170 /* Root Port MSI Interrupt Decode 1 */
#define XLNX_PCIE_RPMSIID2 0x174 /* Root Port MSI Interrupt Decode 2 */
#define XLNX_PCIE_RPMSIID1_MASK 0x178 /* Root Port MSI Int. Decode 1 Mask */
#define XLNX_PCIE_RPMSIID2_MASK 0x17C /* Root Port MSI Int. Decode 2 Mask */
#define XLNX_PCIE_CCR 0x168 /* Configuration Control Register */
#define XLNX_PCIE_VSEC_CR 0x200 /* VSEC Capability Register 2 */
#define XLNX_PCIE_VSEC_HR 0x204 /* VSEC Header Register 2 */
#endif /* !_DEV_XILINX_XLNX_PCIB_H_ */