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Annotation of sys/arch/alpha/pci/ciavar.h, Revision 1.1

1.1     ! nbrk        1: /* $OpenBSD: ciavar.h,v 1.13 2006/03/16 22:32:44 miod Exp $ */
        !             2: /* $NetBSD: ciavar.h,v 1.17 2000/03/19 01:43:25 thorpej 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:  * A 21171 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 cia_config {
        !            42:        int     cc_initted;
        !            43:
        !            44:        struct alpha_bus_space cc_iot, cc_memt;
        !            45:        struct alpha_pci_chipset cc_pc;
        !            46:
        !            47:        struct alpha_bus_dma_tag cc_dmat_direct;
        !            48:        struct alpha_bus_dma_tag cc_dmat_sgmap;
        !            49:
        !            50:        struct alpha_sgmap cc_sgmap;
        !            51:
        !            52:        u_int32_t cc_hae_mem;
        !            53:        u_int32_t cc_hae_io;
        !            54:
        !            55:        u_int32_t cc_rev;
        !            56:        u_int32_t cc_cnfg;
        !            57:
        !            58:        int     cc_flags;
        !            59:
        !            60: #define        CCF_ISPYXIS     0x01            /* chip is a 21174 Pyxis */
        !            61: #define        CCF_PYXISBUG    0x02
        !            62: #define        CCF_PCI_USE_BWX 0x04            /* use BWX for PCI config space */
        !            63: #define        CCF_BUS_USE_BWX 0x08            /* use BWX for bus space */
        !            64:
        !            65:        struct extent *cc_io_ex, *cc_d_mem_ex, *cc_s_mem_ex;
        !            66:        int     cc_mallocsafe;
        !            67: };
        !            68:
        !            69: void   cia_init(struct cia_config *, int);
        !            70: void   cia_pci_init(pci_chipset_tag_t, void *);
        !            71: void   cia_dma_init(struct cia_config *);
        !            72:
        !            73: void   cia_bwx_bus_io_init(bus_space_tag_t, void *);
        !            74: void   cia_bwx_bus_mem_init(bus_space_tag_t, void *);
        !            75:
        !            76: void   cia_bus_io_init(bus_space_tag_t, void *);
        !            77: void   cia_bus_mem_init(bus_space_tag_t, void *);
        !            78:
        !            79: void   cia_pyxis_intr_enable(int, int);