diff options
Diffstat (limited to 'sys/arch/arm/include/pci_machdep.h')
-rw-r--r-- | sys/arch/arm/include/pci_machdep.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/sys/arch/arm/include/pci_machdep.h b/sys/arch/arm/include/pci_machdep.h new file mode 100644 index 00000000000..2d67a3d9120 --- /dev/null +++ b/sys/arch/arm/include/pci_machdep.h @@ -0,0 +1,103 @@ +/* $OpenBSD: pci_machdep.h,v 1.1 2004/02/01 05:09:49 drahn Exp $ */ +/* $NetBSD: pci_machdep.h,v 1.2 2002/05/15 19:23:52 thorpej Exp $ */ + +/* + * Modified for arm32 by Mark Brinicombe + * + * from: sys/arch/alpha/pci/pci_machdep.h + * + * Copyright (c) 1996 Carnegie-Mellon University. + * All rights reserved. + * + * Author: Chris G. Demetriou + * + * Permission to use, copy, modify and distribute this software and + * its documentation is hereby granted, provided that both the copyright + * notice and this permission notice appear in all copies of the + * software, derivative works or modified versions, and any portions + * thereof, and that both notices appear in supporting documentation. + * + * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" + * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND + * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * + * Carnegie Mellon requests users of this software to return to + * + * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU + * School of Computer Science + * Carnegie Mellon University + * Pittsburgh PA 15213-3890 + * + * any improvements or extensions that they make and grant Carnegie the + * rights to redistribute these changes. + */ + +/* + * Machine-specific definitions for PCI autoconfiguration. + */ + +/* + * Types provided to machine-independent PCI code + */ +typedef struct arm32_pci_chipset *pci_chipset_tag_t; +typedef u_long pcitag_t; +typedef u_long pci_intr_handle_t; + +/* + * Forward declarations. + */ +struct pci_attach_args; + +/* + * arm32-specific PCI structure and type definitions. + * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE. + */ +struct arm32_pci_chipset { + void *pc_conf_v; + void (*pc_attach_hook)(struct device *, + struct device *, struct pcibus_attach_args *); + int (*pc_bus_maxdevs)(void *, int); + pcitag_t (*pc_make_tag)(void *, int, int, int); + void (*pc_decompose_tag)(void *, pcitag_t, int *, + int *, int *); + pcireg_t (*pc_conf_read)(void *, pcitag_t, int); + void (*pc_conf_write)(void *, pcitag_t, int, pcireg_t); + + void *pc_intr_v; + int (*pc_intr_map)(struct pci_attach_args *, + pci_intr_handle_t *); + const char *(*pc_intr_string)(void *, pci_intr_handle_t); + const struct evcnt *(*pc_intr_evcnt)(void *, pci_intr_handle_t); + void *(*pc_intr_establish)(void *, pci_intr_handle_t, + int, int (*)(void *), void *, char *); + void (*pc_intr_disestablish)(void *, void *); +}; + +/* + * Functions provided to machine-independent PCI code. + */ +#define pci_attach_hook(p, s, pba) \ + (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba)) +#define pci_bus_maxdevs(c, b) \ + (*(c)->pc_bus_maxdevs)((c)->pc_conf_v, (b)) +#define pci_make_tag(c, b, d, f) \ + (*(c)->pc_make_tag)((c)->pc_conf_v, (b), (d), (f)) +#define pci_decompose_tag(c, t, bp, dp, fp) \ + (*(c)->pc_decompose_tag)((c)->pc_conf_v, (t), (bp), (dp), (fp)) +#define pci_conf_read(c, t, r) \ + (*(c)->pc_conf_read)((c)->pc_conf_v, (t), (r)) +#define pci_conf_write(c, t, r, v) \ + (*(c)->pc_conf_write)((c)->pc_conf_v, (t), (r), (v)) +#define pci_intr_map(pa, ihp) \ + (*(pa)->pa_pc->pc_intr_map)((pa), (ihp)) +#define pci_intr_string(c, ih) \ + (*(c)->pc_intr_string)((c)->pc_intr_v, (ih)) +#define pci_intr_evcnt(c, ih) \ + (*(c)->pc_intr_evcnt)((c)->pc_intr_v, (ih)) +#define pci_intr_establish(c, ih, l, h, a, n) \ + (*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a), (n)) +#define pci_intr_disestablish(c, iv) \ + (*(c)->pc_intr_disestablish)((c)->pc_intr_v, (iv)) + +#define pci_enumerate_bus(sc, m, p) \ + pci_enumerate_bus_generic((sc), (m), (p)) |