1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2000 Peter Wemm <peter@FreeBSD.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _X86_LEGACYVAR_H_ 30 #define _X86_LEGACYVAR_H_ 31 32 enum legacy_device_ivars { 33 LEGACY_IVAR_PCIDOMAIN, 34 LEGACY_IVAR_PCIBUS, 35 LEGACY_IVAR_PCISLOT, 36 LEGACY_IVAR_PCIFUNC 37 }; 38 39 #define LEGACY_ACCESSOR(var, ivar, type) \ 40 __BUS_ACCESSOR(legacy, var, LEGACY, ivar, type) 41 42 LEGACY_ACCESSOR(pcidomain, PCIDOMAIN, uint32_t) 43 LEGACY_ACCESSOR(pcibus, PCIBUS, uint32_t) 44 LEGACY_ACCESSOR(pcislot, PCISLOT, int) 45 LEGACY_ACCESSOR(pcifunc, PCIFUNC, int) 46 47 #undef LEGACY_ACCESSOR 48 49 int legacy_pcib_maxslots(device_t dev); 50 uint32_t legacy_pcib_read_config(device_t dev, u_int bus, u_int slot, 51 u_int func, u_int reg, int bytes); 52 int legacy_pcib_read_ivar(device_t dev, device_t child, int which, 53 uintptr_t *result); 54 void legacy_pcib_write_config(device_t dev, u_int bus, u_int slot, 55 u_int func, u_int reg, uint32_t data, int bytes); 56 int legacy_pcib_write_ivar(device_t dev, device_t child, int which, 57 uintptr_t value); 58 struct resource *legacy_pcib_alloc_resource(device_t dev, device_t child, 59 int type, int *rid, rman_res_t start, rman_res_t end, rman_res_t count, 60 u_int flags); 61 int legacy_pcib_adjust_resource(device_t dev, device_t child, int type, 62 struct resource *r, rman_res_t start, rman_res_t end); 63 int legacy_pcib_release_resource(device_t dev, device_t child, int type, 64 int rid, struct resource *r); 65 int legacy_pcib_alloc_msi(device_t pcib, device_t dev, int count, 66 int maxcount, int *irqs); 67 int legacy_pcib_alloc_msix(device_t pcib, device_t dev, int *irq); 68 int legacy_pcib_map_msi(device_t pcib, device_t dev, int irq, 69 uint64_t *addr, uint32_t *data); 70 71 #endif /* !_X86_LEGACYVAR_H_ */ 72