sys/arch/alpha/pci/mcpcia_bus_mem.c

   1 /* $NetBSD: mcpcia_bus_mem.c,v 1.2 1999/04/15 22:31:16 thorpej Exp $ */
   2
   3 /*
   4  * Copyright (c) 1998 by Matthew Jacob
   5  * NASA AMES Research Center.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice immediately at the beginning of the file, without modification,
  13  *    this list of conditions, and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. The name of the author may not be used to endorse or promote products
  18  *    derived from this software without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
  24  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  */
  32
  33 #include <sys/cdefs.h>                  /* RCS ID & Copyright macro defns */
  34
  35 __KERNEL_RCSID(1, "$NetBSD: mcpcia_bus_mem.c,v 1.2 1999/04/15 22:31:16 thorpej Exp $");
  36
  37 #include <sys/param.h>
  38 #include <sys/systm.h>
  39 #include <sys/malloc.h>
  40 #include <sys/syslog.h>
  41 #include <sys/device.h>
  42
  43 #include <uvm/uvm_extern.h>
  44
  45 #include <machine/bus.h>
  46
  47 #include <alpha/pci/mcpciareg.h>
  48 #include <alpha/pci/mcpciavar.h>
  49
  50 #define CHIP            mcpcia
  51
  52 #define CHIP_EX_MALLOC_SAFE(v)  (((struct mcpcia_config *)(v))->cc_mallocsafe)
  53 #define CHIP_D_MEM_EXTENT(v)    (((struct mcpcia_config *)(v))->cc_d_mem_ex)
  54 #define CHIP_D_MEM_EX_STORE(v)                                          \
  55         (((struct mcpcia_config *)(v))->cc_dmem_exstorage)
  56 #define CHIP_D_MEM_EX_STORE_SIZE(v)                                     \
  57         (sizeof (((struct mcpcia_config *)(v))->cc_dmem_exstorage))
  58 #define CHIP_S_MEM_EXTENT(v)    (((struct mcpcia_config *)(v))->cc_s_mem_ex)
  59 #define CHIP_S_MEM_EX_STORE(v)                                          \
  60         (((struct mcpcia_config *)(v))->cc_smem_exstorage)
  61 #define CHIP_S_MEM_EX_STORE_SIZE(v)                                     \
  62         (sizeof (((struct mcpcia_config *)(v))->cc_smem_exstorage))
  63
  64 /* Dense region 1 */
  65 #define CHIP_D_MEM_W1_BUS_START(v)      0x00000000UL
  66 #define CHIP_D_MEM_W1_BUS_END(v)        0x7fffffffUL
  67 #define CHIP_D_MEM_W1_SYS_START(v)                                      \
  68         (((struct mcpcia_config *)(v))->cc_sysbase | MCPCIA_PCI_DENSE)
  69 #define CHIP_D_MEM_W1_SYS_END(v)                                        \
  70         (CHIP_D_MEM_W1_SYS_START(v) + 0x7fffffffUL)
  71
  72 /* Sparse region 1 */
  73 #define CHIP_S_MEM_W1_BUS_START(v)      0x00000000UL
  74 #define CHIP_S_MEM_W1_BUS_END(v)        0x00ffffffUL
  75 #define CHIP_S_MEM_W1_SYS_START(v)                                      \
  76         (((struct mcpcia_config *)(v))->cc_sysbase | MCPCIA_PCI_SPARSE)
  77 #define CHIP_S_MEM_W1_SYS_END(v)                                        \
  78         (CHIP_S_MEM_W1_SYS_START(v) + ((CHIP_S_MEM_W1_BUS_END(v) + 1) << 5) - 1)
  79
  80 /* Sparse region 2 */
  81 #define CHIP_S_MEM_W2_BUS_START(v)      0x01000000UL
  82 #define CHIP_S_MEM_W2_BUS_END(v)        0x07FFFFFFUL
  83 #define CHIP_S_MEM_W2_SYS_START(v)                                      \
  84         ((((struct mcpcia_config *)(v))->cc_sysbase|MCPCIA_PCI_SPARSE) + \
  85         (0x01000000UL<<5))
  86 #define CHIP_S_MEM_W2_SYS_END(v)                                        \
  87         (CHIP_S_MEM_W1_SYS_START(v) + ((CHIP_S_MEM_W2_BUS_END(v) + 1) << 5) - 1)
  88
  89 #include <alpha/pci/pci_swiz_bus_mem_chipdep.c>