Annotation of sys/arch/arm/include/pci_machdep.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: pci_machdep.h,v 1.4 2005/09/20 00:54:16 brad Exp $ */
! 2: /* $NetBSD: pci_machdep.h,v 1.2 2002/05/15 19:23:52 thorpej Exp $ */
! 3:
! 4: /*
! 5: * Modified for arm32 by Mark Brinicombe
! 6: *
! 7: * from: sys/arch/alpha/pci/pci_machdep.h
! 8: *
! 9: * Copyright (c) 1996 Carnegie-Mellon University.
! 10: * All rights reserved.
! 11: *
! 12: * Author: Chris G. Demetriou
! 13: *
! 14: * Permission to use, copy, modify and distribute this software and
! 15: * its documentation is hereby granted, provided that both the copyright
! 16: * notice and this permission notice appear in all copies of the
! 17: * software, derivative works or modified versions, and any portions
! 18: * thereof, and that both notices appear in supporting documentation.
! 19: *
! 20: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
! 21: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
! 22: * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
! 23: *
! 24: * Carnegie Mellon requests users of this software to return to
! 25: *
! 26: * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
! 27: * School of Computer Science
! 28: * Carnegie Mellon University
! 29: * Pittsburgh PA 15213-3890
! 30: *
! 31: * any improvements or extensions that they make and grant Carnegie the
! 32: * rights to redistribute these changes.
! 33: */
! 34:
! 35: /*
! 36: * Machine-specific definitions for PCI autoconfiguration.
! 37: */
! 38:
! 39: /*
! 40: * Types provided to machine-independent PCI code
! 41: */
! 42: typedef struct arm32_pci_chipset *pci_chipset_tag_t;
! 43: typedef u_long pcitag_t;
! 44: typedef u_long pci_intr_handle_t;
! 45:
! 46: /*
! 47: * Forward declarations.
! 48: */
! 49: struct pci_attach_args;
! 50:
! 51: /*
! 52: * arm32-specific PCI structure and type definitions.
! 53: * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
! 54: */
! 55: struct arm32_pci_chipset {
! 56: void *pc_conf_v;
! 57: void (*pc_attach_hook)(struct device *,
! 58: struct device *, struct pcibus_attach_args *);
! 59: int (*pc_bus_maxdevs)(void *, int);
! 60: pcitag_t (*pc_make_tag)(void *, int, int, int);
! 61: void (*pc_decompose_tag)(void *, pcitag_t, int *,
! 62: int *, int *);
! 63: pcireg_t (*pc_conf_read)(void *, pcitag_t, int);
! 64: void (*pc_conf_write)(void *, pcitag_t, int, pcireg_t);
! 65:
! 66: void *pc_intr_v;
! 67: int (*pc_intr_map)(struct pci_attach_args *,
! 68: pci_intr_handle_t *);
! 69: const char *(*pc_intr_string)(void *, pci_intr_handle_t);
! 70: void *(*pc_intr_establish)(void *, pci_intr_handle_t,
! 71: int, int (*)(void *), void *, char *);
! 72: void (*pc_intr_disestablish)(void *, void *);
! 73: };
! 74:
! 75: /*
! 76: * Functions provided to machine-independent PCI code.
! 77: */
! 78: #define pci_attach_hook(p, s, pba) \
! 79: (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba))
! 80: #define pci_bus_maxdevs(c, b) \
! 81: (*(c)->pc_bus_maxdevs)((c)->pc_conf_v, (b))
! 82: #define pci_make_tag(c, b, d, f) \
! 83: (*(c)->pc_make_tag)((c)->pc_conf_v, (b), (d), (f))
! 84: #define pci_decompose_tag(c, t, bp, dp, fp) \
! 85: (*(c)->pc_decompose_tag)((c)->pc_conf_v, (t), (bp), (dp), (fp))
! 86: #define pci_conf_read(c, t, r) \
! 87: (*(c)->pc_conf_read)((c)->pc_conf_v, (t), (r))
! 88: #define pci_conf_write(c, t, r, v) \
! 89: (*(c)->pc_conf_write)((c)->pc_conf_v, (t), (r), (v))
! 90: #define pci_intr_map(pa, ihp) \
! 91: (*(pa)->pa_pc->pc_intr_map)((pa), (ihp))
! 92: #define pci_intr_string(c, ih) \
! 93: (*(c)->pc_intr_string)((c)->pc_intr_v, (ih))
! 94: #define pci_intr_establish(c, ih, l, h, a, n) \
! 95: (*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a), (n))
! 96: #define pci_intr_disestablish(c, iv) \
! 97: (*(c)->pc_intr_disestablish)((c)->pc_intr_v, (iv))
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