diff options
Diffstat (limited to 'sys/arch/alpha/pci/pci_machdep.h')
-rw-r--r-- | sys/arch/alpha/pci/pci_machdep.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/sys/arch/alpha/pci/pci_machdep.h b/sys/arch/alpha/pci/pci_machdep.h new file mode 100644 index 00000000000..1a4c5074fcb --- /dev/null +++ b/sys/arch/alpha/pci/pci_machdep.h @@ -0,0 +1,87 @@ +/* $NetBSD: pci_machdep.h,v 1.4 1996/04/12 06:08:52 cgd Exp $ */ + +/* + * 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 alpha_pci_chipset *pci_chipset_tag_t; +typedef u_long pcitag_t; +typedef u_long pci_intr_handle_t; + +/* + * alpha-specific PCI structure and type definitions. + * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE. + */ +struct alpha_pci_chipset { + void *pc_conf_v; + void (*pc_attach_hook) __P((struct device *, + struct device *, struct pcibus_attach_args *)); + int (*pc_bus_maxdevs) __P((void *, int)); + pcitag_t (*pc_make_tag) __P((void *, int, int, int)); + void (*pc_decompose_tag) __P((void *, pcitag_t, int *, + int *, int *)); + pcireg_t (*pc_conf_read) __P((void *, pcitag_t, int)); + void (*pc_conf_write) __P((void *, pcitag_t, int, pcireg_t)); + + void *pc_intr_v; + int (*pc_intr_map) __P((void *, pcitag_t, int, int, + pci_intr_handle_t *)); + const char *(*pc_intr_string) __P((void *, pci_intr_handle_t)); + void *(*pc_intr_establish) __P((void *, pci_intr_handle_t, + int, int (*)(void *), void *)); + void (*pc_intr_disestablish) __P((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(c, it, ip, il, ihp) \ + (*(c)->pc_intr_map)((c)->pc_intr_v, (it), (ip), (il), (ihp)) +#define pci_intr_string(c, ih) \ + (*(c)->pc_intr_string)((c)->pc_intr_v, (ih)) +#define pci_intr_establish(c, ih, l, h, a) \ + (*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a)) +#define pci_intr_disestablish(c, iv) \ + (*(c)->pc_intr_disestablish)((c)->pc_intr_v, (iv)) |