1 /* $NetBSD: pci_machdep.h,v 1.3 2002/05/15 19:23:54 thorpej 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 * We want to contro both device probe order. 35 */ 36 #define __PCI_BUS_DEVORDER 37 38 /* 39 * Types provided to machine-independent PCI code 40 */ 41 typedef struct hpcmips_pci_chipset *pci_chipset_tag_t; 42 typedef u_long pcitag_t; 43 typedef u_long pci_intr_handle_t; 44 45 /* 46 * Forward declarations. 47 */ 48 struct pci_attach_args; 49 50 /* 51 * hpcmips-specific PCI structure and type definitions. 52 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE. 53 */ 54 struct hpcmips_pci_chipset { 55 struct device *pc_dev; 56 57 void (*pc_attach_hook)(struct device *, struct device *, 58 struct pcibus_attach_args *); 59 int (*pc_bus_maxdevs)(pci_chipset_tag_t, int); 60 int (*pc_bus_devorder)(pci_chipset_tag_t, int, char *); 61 pcitag_t (*pc_make_tag)(pci_chipset_tag_t, int, int, int); 62 void (*pc_decompose_tag)(pci_chipset_tag_t, pcitag_t, int *, int *, 63 int *); 64 pcireg_t (*pc_conf_read)(pci_chipset_tag_t, pcitag_t, int); 65 void (*pc_conf_write)(pci_chipset_tag_t, pcitag_t, int, pcireg_t); 66 int (*pc_intr_map)(struct pci_attach_args *, pci_intr_handle_t *); 67 const char *(*pc_intr_string)(pci_chipset_tag_t, pci_intr_handle_t); 68 const struct evcnt *(*pc_intr_evcnt)(pci_chipset_tag_t, 69 pci_intr_handle_t); 70 void *(*pc_intr_establish)(pci_chipset_tag_t, pci_intr_handle_t, int, 71 int (*)(void *), void *); 72 void (*pc_intr_disestablish)(pci_chipset_tag_t, void *); 73 }; 74 75 /* 76 * Functions provided to machine-independent PCI code. 77 */ 78 #define pci_attach_hook(p, s, pba) \ 79 (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba)) 80 #define pci_bus_maxdevs(c, b) \ 81 (*(c)->pc_bus_maxdevs)((c), (b)) 82 #ifdef __PCI_BUS_DEVORDER 83 #define pci_bus_devorder(c, b, d) \ 84 (*(c)->pc_bus_devorder)((c), (b), (d)) 85 #endif 86 #define pci_make_tag(c, b, d, f) \ 87 (*(c)->pc_make_tag)((c), (b), (d), (f)) 88 #define pci_decompose_tag(c, t, bp, dp, fp) \ 89 (*(c)->pc_decompose_tag)((c), (t), (bp), (dp), (fp)) 90 #define pci_conf_read(c, t, r) \ 91 (*(c)->pc_conf_read)((c), (t), (r)) 92 #define pci_conf_write(c, t, r, v) \ 93 (*(c)->pc_conf_write)((c), (t), (r), (v)) 94 #define pci_intr_map(pa, ihp) \ 95 (*(pa)->pa_pc->pc_intr_map)((pa), (ihp)) 96 #define pci_intr_string(c, ih) \ 97 (*(c)->pc_intr_string)((c), (ih)) 98 #define pci_intr_evcnt(c, ih) \ 99 (*(c)->pc_intr_evcnt)((c), (ih)) 100 #define pci_intr_establish(c, ih, l, h, a) \ 101 (*(c)->pc_intr_establish)((c), (ih), (l), (h), (a)) 102 #define pci_intr_disestablish(c, iv) \ 103 (*(c)->pc_intr_disestablish)((c), (iv)) 104 105 #define pci_enumerate_bus(sc, m, p) \ 106 pci_enumerate_bus_generic((sc), (m), (p)) 107