109 lines
3.8 KiB
C
109 lines
3.8 KiB
C
/* $NetBSD: pci_machdep.h,v 1.3 1999/03/19 03:40:46 cgd Exp $ */
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/*
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* Copyright (c) 1996 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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/*
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* Machine-specific definitions for PCI autoconfiguration.
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*/
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/*
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* Types provided to machine-independent PCI code
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*/
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typedef struct alpha_pci_chipset *pci_chipset_tag_t;
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typedef u_long pcitag_t;
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typedef u_long pci_intr_handle_t;
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/*
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* Forward declarations.
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*/
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struct pci_attach_args;
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/*
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* alpha-specific PCI structure and type definitions.
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* NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
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*/
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struct alpha_pci_chipset {
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void *pc_conf_v;
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void (*pc_attach_hook) __P((struct device *,
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struct device *, struct pcibus_attach_args *));
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int (*pc_bus_maxdevs) __P((void *, int));
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pcitag_t (*pc_make_tag) __P((void *, int, int, int));
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pcireg_t (*pc_conf_read) __P((void *, pcitag_t, int));
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void (*pc_conf_write) __P((void *, pcitag_t, int, pcireg_t));
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void *pc_intr_v;
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int (*pc_intr_map) __P((void *, pcitag_t, int, int,
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pci_intr_handle_t *));
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const char *(*pc_intr_string) __P((void *, pci_intr_handle_t));
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void *(*pc_intr_establish) __P((void *, pci_intr_handle_t,
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int, int (*)(void *), void *));
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void (*pc_intr_disestablish) __P((void *, void *));
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/* alpha-specific */
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void (*pc_decompose_tag) __P((void *, pcitag_t, int *,
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int *, int *));
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void *(*pc_pciide_compat_intr_establish) __P((void *,
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struct device *, struct pci_attach_args *, int,
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int (*)(void *), void *));
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};
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/*
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* Functions provided to machine-independent PCI code.
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*/
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#define pci_attach_hook(p, s, pba) \
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(*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba))
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#define pci_bus_maxdevs(c, b) \
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(*(c)->pc_bus_maxdevs)((c)->pc_conf_v, (b))
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#define pci_make_tag(c, b, d, f) \
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(*(c)->pc_make_tag)((c)->pc_conf_v, (b), (d), (f))
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#define pci_conf_read(c, t, r) \
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(*(c)->pc_conf_read)((c)->pc_conf_v, (t), (r))
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#define pci_conf_write(c, t, r, v) \
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(*(c)->pc_conf_write)((c)->pc_conf_v, (t), (r), (v))
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#define pci_intr_map(c, it, ip, il, ihp) \
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(*(c)->pc_intr_map)((c)->pc_intr_v, (it), (ip), (il), (ihp))
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#define pci_intr_string(c, ih) \
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(*(c)->pc_intr_string)((c)->pc_intr_v, (ih))
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#define pci_intr_establish(c, ih, l, h, a) \
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(*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a))
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#define pci_intr_disestablish(c, iv) \
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(*(c)->pc_intr_disestablish)((c)->pc_intr_v, (iv))
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/*
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* alpha-specific PCI functions.
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* NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
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*/
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void pci_display_console __P((bus_space_tag_t, bus_space_tag_t,
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pci_chipset_tag_t, int, int, int));
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#define alpha_pci_decompose_tag(c, t, bp, dp, fp) \
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(*(c)->pc_decompose_tag)((c)->pc_conf_v, (t), (bp), (dp), (fp))
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#define alpha_pciide_compat_intr_establish(c, d, p, ch, f, a) \
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((c)->pc_pciide_compat_intr_establish == NULL ? NULL : \
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(*(c)->pc_pciide_compat_intr_establish)((c)->pc_conf_v, (d), (p), \
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(ch), (f), (a)))
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