1/* $NetBSD: pci_machdep.h,v 1.5 2005/12/11 12:17:06 christos Exp $ */ 2 3/*- 4 * Copyright (c) 2001 Marcus Comstedt 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 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Marcus Comstedt. 18 * 4. Neither the name of The NetBSD Foundation nor the names of its 19 * contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 * POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35/* 36 * Machine-specific definitions for PCI autoconfiguration. 37 */ 38 39/* 40 * Types provided to machine-independent PCI code 41 */ 42typedef struct dreamcast_pci_chipset *pci_chipset_tag_t; 43typedef u_long pcitag_t; 44typedef u_long pci_intr_handle_t; 45 46/* 47 * Forward declarations. 48 */ 49struct pci_attach_args; 50 51/* 52 * dreamcast-specific PCI structure and type definitions. 53 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE. 54 */ 55struct dreamcast_pci_chipset { 56 void *pc_conf_v; 57 void (*pc_attach_hook)(struct device *, 58 struct device *, struct pcibus_attach_args *); 59 int (*pc_bus_maxdevs)(void *, int); 60 pcitag_t (*pc_make_tag)(void *, int, int, int); 61 void (*pc_decompose_tag)(void *, pcitag_t, int *, 62 int *, int *); 63 pcireg_t (*pc_conf_read)(void *, pcitag_t, int); 64 void (*pc_conf_write)(void *, pcitag_t, int, pcireg_t); 65 66 void *pc_intr_v; 67 68 int (*pc_intr_map)(struct pci_attach_args *, 69 pci_intr_handle_t *); 70 const char *(*pc_intr_string)(void *, pci_intr_handle_t); 71 void *(*pc_intr_establish)(void *, pci_intr_handle_t, 72 int, int (*)(void *), void *); 73 void (*pc_intr_disestablish)(void *, void *); 74}; 75 76#define pci_attach_hook(p, s, pba) \ 77 (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba)) 78#define pci_bus_maxdevs(c, b) \ 79 (*(c)->pc_bus_maxdevs)((c)->pc_conf_v, (b)) 80#define pci_make_tag(c, b, d, f) \ 81 (*(c)->pc_make_tag)((c)->pc_conf_v, (b), (d), (f)) 82#define pci_decompose_tag(c, t, bp, dp, fp) \ 83 (*(c)->pc_decompose_tag)((c)->pc_conf_v, (t), (bp), (dp), (fp)) 84#define pci_conf_read(c, t, r) \ 85 (*(c)->pc_conf_read)((c)->pc_conf_v, (t), (r)) 86#define pci_conf_write(c, t, r, v) \ 87 (*(c)->pc_conf_write)((c)->pc_conf_v, (t), (r), (v)) 88 89#define pci_intr_map(pa, ihp) \ 90 (*(pa)->pa_pc->pc_intr_map)((pa), (ihp)) 91#define pci_intr_string(c, ih) \ 92 (*(c)->pc_intr_string)((c)->pc_intr_v, (ih)) 93#define pci_intr_establish(c, ih, l, h, a) \ 94 (*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a)) 95#define pci_intr_disestablish(c, ih) \ 96 (*(c)->pc_intr_disestablish)((c)->pc_intr_v, (ih)) 97