1/* $NetBSD: pci_machdep.h,v 1.8 2012/10/27 17:17:54 chs Exp $ */ 2 3/*- 4 * Copyright (c) 2001 Enami Tsugutomo. 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 REGENTS 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 REGENTS 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/* 30 * Machine-specific definitions for PCI autoconfiguration. 31 */ 32 33/* 34 * Types provided to machine-independent PCI code 35 */ 36typedef struct hpcmips_pci_chipset *pci_chipset_tag_t; 37typedef u_long pcitag_t; 38typedef u_long pci_intr_handle_t; 39 40/* 41 * Forward declarations. 42 */ 43struct pci_attach_args; 44 45/* 46 * hpcmips-specific PCI structure and type definitions. 47 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE. 48 */ 49struct hpcmips_pci_chipset { 50 device_t pc_dev; 51 52 void (*pc_attach_hook)(device_t, device_t, 53 struct pcibus_attach_args *); 54 int (*pc_bus_maxdevs)(pci_chipset_tag_t, int); 55 int (*pc_bus_devorder)(pci_chipset_tag_t, int, uint8_t *, int); 56 pcitag_t (*pc_make_tag)(pci_chipset_tag_t, int, int, int); 57 void (*pc_decompose_tag)(pci_chipset_tag_t, pcitag_t, int *, int *, 58 int *); 59 pcireg_t (*pc_conf_read)(pci_chipset_tag_t, pcitag_t, int); 60 void (*pc_conf_write)(pci_chipset_tag_t, pcitag_t, int, pcireg_t); 61 int (*pc_intr_map)(const struct pci_attach_args *, pci_intr_handle_t *); 62 const char *(*pc_intr_string)(pci_chipset_tag_t, pci_intr_handle_t, 63 char *, size_t); 64 const struct evcnt *(*pc_intr_evcnt)(pci_chipset_tag_t, 65 pci_intr_handle_t); 66 void *(*pc_intr_establish)(pci_chipset_tag_t, pci_intr_handle_t, int, 67 int (*)(void *), void *); 68 void (*pc_intr_disestablish)(pci_chipset_tag_t, void *); 69}; 70 71/* 72 * Functions provided to machine-independent PCI code. 73 */ 74#define pci_attach_hook(p, s, pba) \ 75 (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba)) 76#define pci_bus_maxdevs(c, b) \ 77 (*(c)->pc_bus_maxdevs)((c), (b)) 78#define pci_make_tag(c, b, d, f) \ 79 (*(c)->pc_make_tag)((c), (b), (d), (f)) 80#define pci_decompose_tag(c, t, bp, dp, fp) \ 81 (*(c)->pc_decompose_tag)((c), (t), (bp), (dp), (fp)) 82#define pci_conf_read(c, t, r) \ 83 (*(c)->pc_conf_read)((c), (t), (r)) 84#define pci_conf_write(c, t, r, v) \ 85 (*(c)->pc_conf_write)((c), (t), (r), (v)) 86#define pci_intr_map(pa, ihp) \ 87 (*(pa)->pa_pc->pc_intr_map)((pa), (ihp)) 88#define pci_intr_string(c, ih, buf, len) \ 89 (*(c)->pc_intr_string)((c), (ih), (buf), (len)) 90#define pci_intr_evcnt(c, ih) \ 91 (*(c)->pc_intr_evcnt)((c), (ih)) 92#define pci_intr_establish(c, ih, l, h, a) \ 93 (*(c)->pc_intr_establish)((c), (ih), (l), (h), (a)) 94#define pci_intr_disestablish(c, iv) \ 95 (*(c)->pc_intr_disestablish)((c), (iv)) 96