1/* $NetBSD: pci_machdep.h,v 1.7 2012/07/11 17:13:31 rkujawa Exp $ */ 2 3/*- 4 * Copyright (c) 2011 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Radoslaw Kujawa. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#ifndef _AMIGA_PCI_MACHDEP_H_ 33#define _AMIGA_PCI_MACHDEP_H_ 34 35#include <sys/bus.h> 36 37#include <machine/intr.h> 38 39#define __HAVE_PCI_CONF_HOOK 40 41/* 42 * Forward declarations. 43 */ 44struct pci_attach_args; 45 46/* 47 * Types provided to machine-independent PCI code 48 */ 49typedef struct amiga_pci_chipset *pci_chipset_tag_t; 50typedef u_long pcitag_t; 51typedef u_long pci_intr_handle_t; 52 53extern struct m68k_bus_dma_tag pci_bus_dma_tag; 54 55/* 56 * amiga-specific PCI structure and type definitions. 57 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE. 58 */ 59struct amiga_pci_chipset { 60 void *pc_conf_v; 61 void (*pc_attach_hook)(device_t, device_t, 62 struct pcibus_attach_args *); 63 int (*pc_bus_maxdevs)(pci_chipset_tag_t, int); 64 pcitag_t (*pc_make_tag)(pci_chipset_tag_t, int, int, int); 65 void (*pc_decompose_tag)(pci_chipset_tag_t, pcitag_t, int *, 66 int *, int *); 67 pcireg_t(*pc_conf_read)(pci_chipset_tag_t, pcitag_t, 68 int); 69 void (*pc_conf_write)(pci_chipset_tag_t, pcitag_t, int, 70 pcireg_t); 71 int (*pc_conf_hook)(pci_chipset_tag_t, int, int, int, 72 pcireg_t); 73 void *pc_intr_v; 74 int (*pc_intr_map)(const struct pci_attach_args *, 75 pci_intr_handle_t *); 76 const char *(*pc_intr_string)(pci_chipset_tag_t, 77 pci_intr_handle_t, char *, size_t); 78 void *(*pc_intr_establish)(pci_chipset_tag_t, 79 pci_intr_handle_t, int, int (*) (void *), void *); 80 void (*pc_intr_disestablish)(pci_chipset_tag_t, void *); 81 void (*pc_conf_interrupt)(pci_chipset_tag_t, int, int, int, 82 int, int *); 83 84 /* PCI configuration address register */ 85 bus_space_tag_t pci_conf_addresst; 86 bus_space_handle_t pci_conf_addressh; 87 88 /* PCI configuration data register */ 89 bus_space_tag_t pci_conf_datat; 90 bus_space_handle_t pci_conf_datah; 91 92 void *cookie; /* used in some implementations */ 93}; 94 95 96/* 97 * Functions provided to machine-independent PCI code. 98 */ 99#define pci_attach_hook(p, s, pba) \ 100 (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba)) 101#define pci_bus_maxdevs(c, b) \ 102 (*(c)->pc_bus_maxdevs)((c)->pc_conf_v, (b)) 103#define pci_make_tag(c, b, d, f) \ 104 (*(c)->pc_make_tag)((c)->pc_conf_v, (b), (d), (f)) 105#define pci_decompose_tag(c, t, bp, dp, fp) \ 106 (*(c)->pc_decompose_tag)((c)->pc_conf_v, (t), (bp), (dp), (fp)) 107#define pci_conf_read(c, t, r) \ 108 (*(c)->pc_conf_read)((c)->pc_conf_v, (t), (r)) 109#define pci_conf_write(c, t, r, v) \ 110 (*(c)->pc_conf_write)((c)->pc_conf_v, (t), (r), (v)) 111#define pci_intr_map(pa, ihp) \ 112 (*(pa)->pa_pc->pc_intr_map)((pa), (ihp)) 113#define pci_intr_string(c, ih, buf, len) \ 114 (*(c)->pc_intr_string)((c)->pc_intr_v, (ih), (buf), (len)) 115#define pci_intr_evcnt(c, ih) \ 116 (*(c)->pc_intr_evcnt)((c)->pc_intr_v, (ih)) 117#define pci_intr_establish(c, ih, l, h, a) \ 118 (*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a)) 119#define pci_intr_disestablish(c, iv) \ 120 (*(c)->pc_intr_disestablish)((c)->pc_intr_v, (iv)) 121#define pci_conf_interrupt(c, b, d, f, s, i) \ 122 (*(c)->pc_conf_interrupt)((c), (b), (d), (f), (s), (i)) 123#define pci_conf_hook(c, b, d, f, i) \ 124 (*(c)->pc_conf_hook)((c), (b), (d), (f), (i)) 125 126#endif 127 128pcitag_t amiga_pci_make_tag(pci_chipset_tag_t pc, int bus, int device, 129 int function); 130void amiga_pci_decompose_tag(pci_chipset_tag_t pc, pcitag_t tag, 131 int *bp, int *dp, int *fp); 132void * amiga_pci_intr_establish(pci_chipset_tag_t pc, pci_intr_handle_t 133 ih, int level, int (*ih_fun)(void *), void *ih_arg); 134void amiga_pci_intr_disestablish(pci_chipset_tag_t pc, void *cookie); 135const char * amiga_pci_intr_string(pci_chipset_tag_t pc, 136 pci_intr_handle_t ih, char *, size_t); 137int amiga_pci_conf_hook(pci_chipset_tag_t pct, int bus, int dev, 138 int func, pcireg_t id); 139void amiga_pci_conf_interrupt(pci_chipset_tag_t pc, int bus, 140 int dev, int func, int swiz, int *iline); 141 142