thunder_pcie_common.h revision 294993
1/*- 2 * Copyright (c) 2015 The FreeBSD Foundation 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: head/sys/arm64/cavium/thunder_pcie_common.h 294993 2016-01-28 15:40:56Z zbb $ 27 */ 28 29#ifndef _CAVIUM_THUNDER_PCIE_COMMON_H_ 30#define _CAVIUM_THUNDER_PCIE_COMMON_H_ 31 32#define RANGES_TUPLES_MAX 6 33#define RANGES_TUPLES_INVALID (RANGES_TUPLES_MAX + 1) 34 35DECLARE_CLASS(thunder_pcie_driver); 36 37MALLOC_DECLARE(M_THUNDER_PCIE); 38 39struct pcie_range { 40 uint64_t pci_base; 41 uint64_t phys_base; 42 uint64_t size; 43 uint64_t flags; 44}; 45 46struct thunder_pcie_softc { 47 struct pcie_range ranges[RANGES_TUPLES_MAX]; 48 struct rman mem_rman; 49 struct resource *res; 50 int ecam; 51 device_t dev; 52}; 53 54uint32_t range_addr_is_pci(struct pcie_range *, uint64_t, uint64_t); 55uint32_t range_addr_is_phys(struct pcie_range *, uint64_t, uint64_t); 56uint64_t range_addr_pci_to_phys(struct pcie_range *, uint64_t); 57int thunder_common_alloc_msi(device_t, device_t, int, int, int *); 58int thunder_common_alloc_msix(device_t, device_t, int *); 59int thunder_common_map_msi(device_t, device_t, int, uint64_t *, uint32_t *); 60int thunder_common_release_msi(device_t, device_t, int, int *); 61int thunder_common_release_msix(device_t, device_t, int); 62 63struct resource *thunder_pcie_alloc_resource(device_t, 64 device_t, int, int *, rman_res_t, rman_res_t, rman_res_t, u_int); 65int thunder_pcie_release_resource(device_t, device_t, int, int, 66 struct resource *); 67 68int thunder_pcie_attach(device_t); 69 70#endif /* _CAVIUM_THUNDER_PCIE_COMMON_H_ */ 71