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Annotation of sys/arch/alpha/pci/mcpcia_bus_io.c, Revision 1.1

1.1     ! nbrk        1: /* $OpenBSD: mcpcia_bus_io.c,v 1.1 2007/03/16 21:22:27 robert Exp $ */
        !             2: /* $NetBSD: mcpcia_bus_io.c,v 1.3 2000/06/29 08:58:47 mrg Exp $ */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1998 by Matthew Jacob
        !             6:  * NASA AMES Research Center.
        !             7:  * All rights reserved.
        !             8:  *
        !             9:  * Redistribution and use in source and binary forms, with or without
        !            10:  * modification, are permitted provided that the following conditions
        !            11:  * are met:
        !            12:  * 1. Redistributions of source code must retain the above copyright
        !            13:  *    notice immediately at the beginning of the file, without modification,
        !            14:  *    this list of conditions, and the following disclaimer.
        !            15:  * 2. Redistributions in binary form must reproduce the above copyright
        !            16:  *    notice, this list of conditions and the following disclaimer in the
        !            17:  *    documentation and/or other materials provided with the distribution.
        !            18:  * 3. The name of the author may not be used to endorse or promote products
        !            19:  *    derived from this software without specific prior written permission.
        !            20:  *
        !            21:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
        !            22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            24:  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
        !            25:  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            31:  * SUCH DAMAGE.
        !            32:  */
        !            33:
        !            34: #include <sys/cdefs.h>                 /* RCS ID & Copyright macro defns */
        !            35: #include <sys/param.h>
        !            36: #include <sys/systm.h>
        !            37: #include <sys/malloc.h>
        !            38: #include <sys/syslog.h>
        !            39: #include <sys/device.h>
        !            40:
        !            41: #include <uvm/uvm_extern.h>
        !            42:
        !            43: #include <machine/bus.h>
        !            44:
        !            45: #include <alpha/pci/mcpciareg.h>
        !            46: #include <alpha/pci/mcpciavar.h>
        !            47:
        !            48: #define        CHIP            mcpcia
        !            49:
        !            50: #define        CHIP_EX_MALLOC_SAFE(v)  (((struct mcpcia_config *)(v))->cc_mallocsafe)
        !            51: #define        CHIP_IO_EXTENT(v)       (((struct mcpcia_config *)(v))->cc_io_ex)
        !            52: #define        CHIP_IO_EX_STORE(v)     (((struct mcpcia_config *)(v))->cc_io_exstorage)
        !            53: #define        CHIP_IO_EX_STORE_SIZE(v)                                        \
        !            54:        (sizeof (((struct mcpcia_config *)(v))->cc_io_exstorage))
        !            55:
        !            56: /* IO Region 1 */
        !            57: #define        CHIP_IO_W1_BUS_START(v) 0x00000000UL
        !            58: #define        CHIP_IO_W1_BUS_END(v)   0x0000ffffUL
        !            59: #define        CHIP_IO_W1_SYS_START(v)                                         \
        !            60:        (((struct mcpcia_config *)(v))->cc_sysbase | MCPCIA_PCI_IOSPACE)
        !            61: #define        CHIP_IO_W1_SYS_END(v)                                           \
        !            62:        (CHIP_IO_W1_SYS_START(v) + ((CHIP_IO_W1_BUS_END(v) + 1) << 5) - 1)
        !            63:
        !            64: /* IO Region 2 */
        !            65: #define        CHIP_IO_W2_BUS_START(v) 0x00010000UL
        !            66: #define        CHIP_IO_W2_BUS_END(v)   0x01ffffffUL
        !            67: #define        CHIP_IO_W2_SYS_START(v)                                         \
        !            68:        (((struct mcpcia_config *)(v))->cc_sysbase + MCPCIA_PCI_IOSPACE + \
        !            69:            (0x00010000 << 5))
        !            70: #define        CHIP_IO_W2_SYS_END(v)                                           \
        !            71:        ((CHIP_IO_W1_SYS_START(v) + ((CHIP_IO_W2_BUS_END(v) + 1) << 5) - 1))
        !            72:
        !            73: #define CHIP_EXTENT_NAME(v)            ((struct mcpcia_config *)(v))->pc_io_ex_name
        !            74: #define CHIP_EXTENT_STORAGE(v)         ((struct mcpcia_config *)(v))->pc_io_ex_storage
        !            75:
        !            76: #include "alpha/pci/pci_swiz_bus_io_chipdep.c"