sys/arch/alpha/pci/cia_swiz_bus_mem.c

   1 /* $NetBSD: cia_swiz_bus_mem.c,v 1.15 1997/09/02 13:19:22 thorpej Exp $ */
   2
   3 /*
   4  * Copyright (c) 1996 Carnegie-Mellon University.
   5  * All rights reserved.
   6  *
   7  * Author: Chris G. Demetriou
   8  *
   9  * Permission to use, copy, modify and distribute this software and
  10  * its documentation is hereby granted, provided that both the copyright
  11  * notice and this permission notice appear in all copies of the
  12  * software, derivative works or modified versions, and any portions
  13  * thereof, and that both notices appear in supporting documentation.
  14  *
  15  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  16  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
  17  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  18  *
  19  * Carnegie Mellon requests users of this software to return to
  20  *
  21  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  22  *  School of Computer Science
  23  *  Carnegie Mellon University
  24  *  Pittsburgh PA 15213-3890
  25  *
  26  * any improvements or extensions that they make and grant Carnegie the
  27  * rights to redistribute these changes.
  28  */
  29
  30 #include <sys/cdefs.h>                  /* RCS ID & Copyright macro defns */
  31
  32 __KERNEL_RCSID(1, "$NetBSD: cia_swiz_bus_mem.c,v 1.15 1997/09/02 13:19:22 thorpej Exp $");
  33
  34 #include <sys/param.h>
  35 #include <sys/systm.h>
  36 #include <sys/malloc.h>
  37 #include <sys/syslog.h>
  38 #include <sys/device.h>
  39
  40 #include <uvm/uvm_extern.h>
  41
  42 #include <machine/bus.h>
  43
  44 #include <alpha/pci/ciareg.h>
  45 #include <alpha/pci/ciavar.h>
  46
  47 #define CHIP            cia_swiz
  48
  49 #define CHIP_EX_MALLOC_SAFE(v)  (((struct cia_config *)(v))->cc_mallocsafe)
  50 #define CHIP_D_MEM_EXTENT(v)    (((struct cia_config *)(v))->cc_d_mem_ex)
  51 #define CHIP_S_MEM_EXTENT(v)    (((struct cia_config *)(v))->cc_s_mem_ex)
  52
  53 /* Dense region 1 */
  54 #define CHIP_D_MEM_W1_BUS_START(v)      0x00000000UL
  55 #define CHIP_D_MEM_W1_BUS_END(v)        0xffffffffUL
  56 #define CHIP_D_MEM_W1_SYS_START(v)      CIA_PCI_DENSE
  57 #define CHIP_D_MEM_W1_SYS_END(v)        (CIA_PCI_DENSE + 0xffffffffUL)
  58
  59 /* Sparse region 1 */
  60 #define CHIP_S_MEM_W1_BUS_START(v)                                      \
  61             HAE_MEM_REG1_START(((struct cia_config *)(v))->cc_hae_mem)
  62 #define CHIP_S_MEM_W1_BUS_END(v)                                        \
  63             (CHIP_S_MEM_W1_BUS_START(v) + HAE_MEM_REG1_MASK)
  64 #define CHIP_S_MEM_W1_SYS_START(v)                                      \
  65             CIA_PCI_SMEM1
  66 #define CHIP_S_MEM_W1_SYS_END(v)                                        \
  67             (CIA_PCI_SMEM1 + ((HAE_MEM_REG1_MASK + 1) << 5) - 1)
  68
  69 /* Sparse region 2 */
  70 #define CHIP_S_MEM_W2_BUS_START(v)                                      \
  71             HAE_MEM_REG2_START(((struct cia_config *)(v))->cc_hae_mem)
  72 #define CHIP_S_MEM_W2_BUS_END(v)                                        \
  73             (CHIP_S_MEM_W2_BUS_START(v) + HAE_MEM_REG2_MASK)
  74 #define CHIP_S_MEM_W2_SYS_START(v)                                      \
  75             CIA_PCI_SMEM2
  76 #define CHIP_S_MEM_W2_SYS_END(v)                                        \
  77             (CIA_PCI_SMEM2 + ((HAE_MEM_REG2_MASK + 1) << 5) - 1)
  78
  79 /* Sparse region 3 */
  80 #define CHIP_S_MEM_W3_BUS_START(v)                                      \
  81             HAE_MEM_REG3_START(((struct cia_config *)(v))->cc_hae_mem)
  82 #define CHIP_S_MEM_W3_BUS_END(v)                                        \
  83             (CHIP_S_MEM_W3_BUS_START(v) + HAE_MEM_REG3_MASK)
  84 #define CHIP_S_MEM_W3_SYS_START(v)                                      \
  85             CIA_PCI_SMEM3
  86 #define CHIP_S_MEM_W3_SYS_END(v)                                        \
  87             (CIA_PCI_SMEM3 + ((HAE_MEM_REG3_MASK + 1) << 5) - 1)
  88
  89 #include <alpha/pci/pci_swiz_bus_mem_chipdep.c>