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/* $OpenBSD: pci_machdep.h,v 1.20 2006/03/26 20:23:08 brad Exp $ */
/* $NetBSD: pci_machdep.h,v 1.6 1996/11/19 04:49:21 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;
/*
* Forward declarations.
*/
struct pci_attach_args;
/*
* 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)(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)(void *, pcitag_t, int, int,
pci_intr_handle_t *);
const char *(*pc_intr_string)(void *, pci_intr_handle_t);
int (*pc_intr_line)(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 *);
/* alpha-specific */
void *(*pc_pciide_compat_intr_establish)(void *,
struct device *, struct pci_attach_args *, int,
int (*)(void *), void *);
void (*pc_pciide_compat_intr_disestablish)(void *,
void *);
char *pc_name; /* PCI chipset name */
vaddr_t pc_mem; /* PCI memory address */
vaddr_t pc_dense; /* PCI dense memory address */
vaddr_t pc_ports; /* PCI port address */
long pc_hae_mask; /* PCI chipset mask for HAE register */
int pc_bwx; /* chipset supports BWX */
};
extern struct alpha_pci_chipset *alpha_pci_chipset;
int alpha_sysctl_chipset(int *, u_int, char *, size_t *);
/*
* 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)->pa_pc->pc_intr_v, \
(pa)->pa_intrtag, (pa)->pa_intrpin, (pa)->pa_intrline, (ihp))
#define pci_intr_string(c, ih) \
(*(c)->pc_intr_string)((c)->pc_intr_v, (ih))
#define pci_intr_line(c, ih) \
(*(c)->pc_intr_line)((c)->pc_intr_v, (ih))
#define pci_intr_establish(c, ih, l, h, a, nm) \
(*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a), (nm))
#define pci_intr_disestablish(c, iv) \
(*(c)->pc_intr_disestablish)((c)->pc_intr_v, (iv))
/*
* alpha-specific PCI functions.
* NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
*/
void pci_display_console(bus_space_tag_t, bus_space_tag_t,
pci_chipset_tag_t, int, int, int);
#define alpha_pciide_compat_intr_establish(c, d, p, ch, f, a) \
((c)->pc_pciide_compat_intr_establish == NULL ? NULL : \
(*(c)->pc_pciide_compat_intr_establish)((c)->pc_conf_v, (d), (p), \
(ch), (f), (a)))
#define alpha_pciide_compat_intr_disestablish(c, cookie) \
do { if ((c)->pc_pciide_compat_intr_disestablish != NULL) \
((c)->pc_pciide_compat_intr_disestablish)((c)->pc_conf_v, \
(cookie)); } while (0)
#ifdef _KERNEL
void pci_display_console(bus_space_tag_t, bus_space_tag_t, pci_chipset_tag_t, int, int, int);
#endif /* _KERNEL */
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