Annotation of sys/arch/alpha/pci/apecsvar.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: apecsvar.h,v 1.10 2006/03/16 22:32:44 miod Exp $ */
! 2: /* $NetBSD: apecsvar.h,v 1.5 1996/11/25 03:49:36 cgd Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1995, 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: #include <dev/isa/isavar.h>
! 32: #include <dev/pci/pcivar.h>
! 33: #include <alpha/pci/pci_sgmap_pte64.h>
! 34:
! 35: /*
! 36: * An APECS chipset's configuration.
! 37: *
! 38: * All of the information that the chipset-specific functions need to
! 39: * do their dirty work (and more!).
! 40: */
! 41: struct apecs_config {
! 42: int ac_initted;
! 43:
! 44: int ac_comanche_pass2;
! 45: int ac_epic_pass2;
! 46: int ac_memwidth;
! 47:
! 48: struct alpha_bus_space ac_iot, ac_memt;
! 49: struct alpha_pci_chipset ac_pc;
! 50:
! 51: struct alpha_bus_dma_tag ac_dmat_direct;
! 52: struct alpha_bus_dma_tag ac_dmat_sgmap;
! 53:
! 54: struct alpha_sgmap ac_sgmap;
! 55:
! 56: u_int32_t ac_haxr1, ac_haxr2;
! 57:
! 58: struct extent *ac_io_ex, *ac_d_mem_ex, *ac_s_mem_ex;
! 59: int ac_mallocsafe;
! 60: };
! 61:
! 62: void apecs_init(struct apecs_config *, int);
! 63: void apecs_pci_init(pci_chipset_tag_t, void *);
! 64: void apecs_dma_init(struct apecs_config *);
! 65:
! 66: void apecs_bus_io_init(bus_space_tag_t, void *);
! 67: void apecs_bus_mem_init(bus_space_tag_t, void *);
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