1 /* $NetBSD: pci_machdep.h,v 1.2 2002/05/15 19:23:55 thorpej Exp $ */ 2 3 /* 4 * Copyright (c) 1996 Carnegie-Mellon University. 5 * All rights reserved. 6 * 7 * Author: Chris G. Demetriou 8 * 9 * Permission to use, copy, modify and distribute this software and 10 * its documentation is hereby granted, provided that both the copyright 11 * notice and this permission notice appear in all copies of the 12 * software, derivative works or modified versions, and any portions 13 * thereof, and that both notices appear in supporting documentation. 14 * 15 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 16 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 17 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 18 * 19 * Carnegie Mellon requests users of this software to return to 20 * 21 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 22 * School of Computer Science 23 * Carnegie Mellon University 24 * Pittsburgh PA 15213-3890 25 * 26 * any improvements or extensions that they make and grant Carnegie the 27 * rights to redistribute these changes. 28 */ 29 30 /* 31 * Machine-specific definitions for PCI autoconfiguration. 32 */ 33 #define __HAVE_PCIIDE_MACHDEP_COMPAT_INTR_ESTABLISH 34 35 /* 36 * Types provided to machine-independent PCI code 37 */ 38 typedef struct ppc_pci_chipset *pci_chipset_tag_t; 39 typedef u_long pcitag_t; 40 typedef u_long pci_intr_handle_t; 41 42 /* 43 * Forward declarations. 44 */ 45 struct pci_attach_args; 46 47 /* 48 * PowerPC-specific PCI structure and type definitions. 49 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE. 50 */ 51 struct ppc_pci_chipset { 52 void *pc_conf_v; 53 void (*pc_attach_hook)(struct device *, 54 struct device *, struct pcibus_attach_args *); 55 int (*pc_bus_maxdevs)(void *, int); 56 pcitag_t (*pc_make_tag)(void *, int, int, int); 57 void (*pc_decompose_tag)(void *, pcitag_t, int *, 58 int *, int *); 59 pcireg_t (*pc_conf_read)(void *, pcitag_t, int); 60 void (*pc_conf_write)(void *, pcitag_t, int, pcireg_t); 61 62 void *pc_intr_v; 63 int (*pc_intr_map)(struct pci_attach_args *, 64 pci_intr_handle_t *); 65 const char *(*pc_intr_string)(void *, pci_intr_handle_t); 66 const struct evcnt *(*pc_intr_evcnt)(void *, pci_intr_handle_t); 67 void *(*pc_intr_establish)(void *, pci_intr_handle_t, 68 int, int (*)(void *), void *); 69 void (*pc_intr_disestablish)(void *, void *); 70 71 void (*pc_conf_interrupt)(void *, int, int, int, 72 int, int *); 73 74 /* PowerPC-specific */ 75 void *(*pc_pciide_compat_intr_establish)(void *, 76 struct device *, struct pci_attach_args *, int, 77 int (*)(void *), void *); 78 }; 79 80 /* 81 * Functions provided to machine-independent PCI code. 82 */ 83 #define pci_attach_hook(p, s, pba) \ 84 (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba)) 85 #define pci_bus_maxdevs(c, b) \ 86 (*(c)->pc_bus_maxdevs)((c)->pc_conf_v, (b)) 87 #define pci_make_tag(c, b, d, f) \ 88 (*(c)->pc_make_tag)((c)->pc_conf_v, (b), (d), (f)) 89 #define pci_decompose_tag(c, t, bp, dp, fp) \ 90 (*(c)->pc_decompose_tag)((c)->pc_conf_v, (t), (bp), (dp), (fp)) 91 #define pci_conf_read(c, t, r) \ 92 (*(c)->pc_conf_read)((c)->pc_conf_v, (t), (r)) 93 #define pci_conf_write(c, t, r, v) \ 94 (*(c)->pc_conf_write)((c)->pc_conf_v, (t), (r), (v)) 95 #define pci_intr_map(pa, ihp) \ 96 (*(pa)->pa_pc->pc_intr_map)((pa), (ihp)) 97 #define pci_intr_string(c, ih) \ 98 (*(c)->pc_intr_string)((c)->pc_intr_v, (ih)) 99 #define pci_intr_evcnt(c, ih) \ 100 (*(c)->pc_intr_evcnt)((c)->pc_intr_v, (ih)) 101 #define pci_intr_establish(c, ih, l, h, a) \ 102 (*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a)) 103 #define pci_intr_disestablish(c, iv) \ 104 (*(c)->pc_intr_disestablish)((c)->pc_intr_v, (iv)) 105 #define pci_conf_interrupt(c, b, d, f, s, lp) \ 106 (*(c)->pc_conf_interrupt)((c)->pc_intr_v, (b), (d), (f), (s), (lp)) 107 108 #define pci_enumerate_bus(sc, m, p) \ 109 pci_enumerate_bus_generic((sc), (m), (p)) 110 111 /* 112 * PowerPC-specific PCI functions. 113 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE. 114 */ 115 #define pciide_machdep_compat_intr_establish(dev, pa, ch, f, a) \ 116 ((pa)->pa_pc->pc_pciide_compat_intr_establish == NULL ? NULL : \ 117 (*(pa)->pa_pc->pc_pciide_compat_intr_establish)((pa)->pa_pc->pc_conf_v, \ 118 (dev), (pa), (ch), (f), (a))) 119