Annotation of sys/arch/alpha/pci/pci_machdep.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: pci_machdep.h,v 1.20 2006/03/26 20:23:08 brad Exp $ */
! 2: /* $NetBSD: pci_machdep.h,v 1.6 1996/11/19 04:49:21 cgd Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1996 Carnegie-Mellon University.
! 6: * All rights reserved.
! 7: *
! 8: * Author: Chris G. Demetriou
! 9: *
! 10: * Permission to use, copy, modify and distribute this software and
! 11: * its documentation is hereby granted, provided that both the copyright
! 12: * notice and this permission notice appear in all copies of the
! 13: * software, derivative works or modified versions, and any portions
! 14: * thereof, and that both notices appear in supporting documentation.
! 15: *
! 16: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
! 17: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
! 18: * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
! 19: *
! 20: * Carnegie Mellon requests users of this software to return to
! 21: *
! 22: * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
! 23: * School of Computer Science
! 24: * Carnegie Mellon University
! 25: * Pittsburgh PA 15213-3890
! 26: *
! 27: * any improvements or extensions that they make and grant Carnegie the
! 28: * rights to redistribute these changes.
! 29: */
! 30:
! 31: /*
! 32: * Machine-specific definitions for PCI autoconfiguration.
! 33: */
! 34:
! 35: /*
! 36: * Types provided to machine-independent PCI code
! 37: */
! 38: typedef struct alpha_pci_chipset *pci_chipset_tag_t;
! 39: typedef u_long pcitag_t;
! 40: typedef u_long pci_intr_handle_t;
! 41:
! 42: /*
! 43: * Forward declarations.
! 44: */
! 45: struct pci_attach_args;
! 46:
! 47: /*
! 48: * alpha-specific PCI structure and type definitions.
! 49: * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
! 50: */
! 51: struct alpha_pci_chipset {
! 52: void *pc_conf_v;
! 53: void (*pc_attach_hook)(struct device *,
! 54: struct device *, struct pcibus_attach_args *);
! 55: int (*pc_bus_maxdevs)(void *, int);
! 56: pcitag_t (*pc_make_tag)(void *, int, int, int);
! 57: void (*pc_decompose_tag)(void *, pcitag_t, int *,
! 58: int *, int *);
! 59: pcireg_t (*pc_conf_read)(void *, pcitag_t, int);
! 60: void (*pc_conf_write)(void *, pcitag_t, int, pcireg_t);
! 61:
! 62: void *pc_intr_v;
! 63: int (*pc_intr_map)(void *, pcitag_t, int, int,
! 64: pci_intr_handle_t *);
! 65: const char *(*pc_intr_string)(void *, pci_intr_handle_t);
! 66: int (*pc_intr_line)(void *, pci_intr_handle_t);
! 67: void *(*pc_intr_establish)(void *, pci_intr_handle_t,
! 68: int, int (*)(void *), void *, char *);
! 69: void (*pc_intr_disestablish)(void *, void *);
! 70:
! 71: /* alpha-specific */
! 72: void *(*pc_pciide_compat_intr_establish)(void *,
! 73: struct device *, struct pci_attach_args *, int,
! 74: int (*)(void *), void *);
! 75: void (*pc_pciide_compat_intr_disestablish)(void *,
! 76: void *);
! 77: char *pc_name; /* PCI chipset name */
! 78: vaddr_t pc_mem; /* PCI memory address */
! 79: vaddr_t pc_dense; /* PCI dense memory address */
! 80: vaddr_t pc_ports; /* PCI port address */
! 81: long pc_hae_mask; /* PCI chipset mask for HAE register */
! 82: int pc_bwx; /* chipset supports BWX */
! 83: };
! 84:
! 85: extern struct alpha_pci_chipset *alpha_pci_chipset;
! 86: int alpha_sysctl_chipset(int *, u_int, char *, size_t *);
! 87:
! 88: /*
! 89: * Functions provided to machine-independent PCI code.
! 90: */
! 91: #define pci_attach_hook(p, s, pba) \
! 92: (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba))
! 93: #define pci_bus_maxdevs(c, b) \
! 94: (*(c)->pc_bus_maxdevs)((c)->pc_conf_v, (b))
! 95: #define pci_make_tag(c, b, d, f) \
! 96: (*(c)->pc_make_tag)((c)->pc_conf_v, (b), (d), (f))
! 97: #define pci_decompose_tag(c, t, bp, dp, fp) \
! 98: (*(c)->pc_decompose_tag)((c)->pc_conf_v, (t), (bp), (dp), (fp))
! 99: #define pci_conf_read(c, t, r) \
! 100: (*(c)->pc_conf_read)((c)->pc_conf_v, (t), (r))
! 101: #define pci_conf_write(c, t, r, v) \
! 102: (*(c)->pc_conf_write)((c)->pc_conf_v, (t), (r), (v))
! 103: #define pci_intr_map(pa, ihp) \
! 104: (*((pa)->pa_pc)->pc_intr_map)((pa)->pa_pc->pc_intr_v, \
! 105: (pa)->pa_intrtag, (pa)->pa_intrpin, (pa)->pa_intrline, (ihp))
! 106: #define pci_intr_string(c, ih) \
! 107: (*(c)->pc_intr_string)((c)->pc_intr_v, (ih))
! 108: #define pci_intr_line(c, ih) \
! 109: (*(c)->pc_intr_line)((c)->pc_intr_v, (ih))
! 110: #define pci_intr_establish(c, ih, l, h, a, nm) \
! 111: (*(c)->pc_intr_establish)((c)->pc_intr_v, (ih), (l), (h), (a), (nm))
! 112: #define pci_intr_disestablish(c, iv) \
! 113: (*(c)->pc_intr_disestablish)((c)->pc_intr_v, (iv))
! 114:
! 115: /*
! 116: * alpha-specific PCI functions.
! 117: * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
! 118: */
! 119: void pci_display_console(bus_space_tag_t, bus_space_tag_t,
! 120: pci_chipset_tag_t, int, int, int);
! 121: #define alpha_pciide_compat_intr_establish(c, d, p, ch, f, a) \
! 122: ((c)->pc_pciide_compat_intr_establish == NULL ? NULL : \
! 123: (*(c)->pc_pciide_compat_intr_establish)((c)->pc_conf_v, (d), (p), \
! 124: (ch), (f), (a)))
! 125:
! 126: #define alpha_pciide_compat_intr_disestablish(c, cookie) \
! 127: do { if ((c)->pc_pciide_compat_intr_disestablish != NULL) \
! 128: ((c)->pc_pciide_compat_intr_disestablish)((c)->pc_conf_v, \
! 129: (cookie)); } while (0)
! 130:
! 131: #ifdef _KERNEL
! 132: void pci_display_console(bus_space_tag_t, bus_space_tag_t, pci_chipset_tag_t, int, int, int);
! 133: #endif /* _KERNEL */
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