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Annotation of sys/arch/alpha/pci/mcpcia_bus_mem.c, Revision 1.1.1.1

1.1       nbrk        1: /* $OpenBSD: mcpcia_bus_mem.c,v 1.1 2007/03/16 21:22:27 robert Exp $ */
                      2: /* $NetBSD: mcpcia_bus_mem.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_D_MEM_EXTENT(v)    (((struct mcpcia_config *)(v))->cc_d_mem_ex)
                     52: #define        CHIP_D_MEM_EX_STORE(v)                                          \
                     53:        (((struct mcpcia_config *)(v))->cc_dmem_exstorage)
                     54: #define        CHIP_D_MEM_EX_STORE_SIZE(v)                                     \
                     55:        (sizeof (((struct mcpcia_config *)(v))->cc_dmem_exstorage))
                     56: #define        CHIP_S_MEM_EXTENT(v)    (((struct mcpcia_config *)(v))->cc_s_mem_ex)
                     57: #define        CHIP_S_MEM_EX_STORE(v)                                          \
                     58:        (((struct mcpcia_config *)(v))->cc_smem_exstorage)
                     59: #define        CHIP_S_MEM_EX_STORE_SIZE(v)                                     \
                     60:        (sizeof (((struct mcpcia_config *)(v))->cc_smem_exstorage))
                     61:
                     62: /* Dense region 1 */
                     63: #define        CHIP_D_MEM_W1_BUS_START(v)      0x00000000UL
                     64: #define        CHIP_D_MEM_W1_BUS_END(v)        0x7fffffffUL
                     65: #define        CHIP_D_MEM_W1_SYS_START(v)                                      \
                     66:        (((struct mcpcia_config *)(v))->cc_sysbase | MCPCIA_PCI_DENSE)
                     67: #define        CHIP_D_MEM_W1_SYS_END(v)                                        \
                     68:        (CHIP_D_MEM_W1_SYS_START(v) + 0x7fffffffUL)
                     69:
                     70: /* Sparse region 1 */
                     71: #define        CHIP_S_MEM_W1_BUS_START(v)      0x00000000UL
                     72: #define        CHIP_S_MEM_W1_BUS_END(v)        0x00ffffffUL
                     73: #define        CHIP_S_MEM_W1_SYS_START(v)                                      \
                     74:        (((struct mcpcia_config *)(v))->cc_sysbase | MCPCIA_PCI_SPARSE)
                     75: #define        CHIP_S_MEM_W1_SYS_END(v)                                        \
                     76:        (CHIP_S_MEM_W1_SYS_START(v) + ((CHIP_S_MEM_W1_BUS_END(v) + 1) << 5) - 1)
                     77:
                     78: /* Sparse region 2 */
                     79: #define        CHIP_S_MEM_W2_BUS_START(v)      0x01000000UL
                     80: #define        CHIP_S_MEM_W2_BUS_END(v)        0x07FFFFFFUL
                     81: #define        CHIP_S_MEM_W2_SYS_START(v)                                      \
                     82:        ((((struct mcpcia_config *)(v))->cc_sysbase|MCPCIA_PCI_SPARSE) + \
                     83:        (0x01000000UL<<5))
                     84: #define        CHIP_S_MEM_W2_SYS_END(v)                                        \
                     85:        (CHIP_S_MEM_W1_SYS_START(v) + ((CHIP_S_MEM_W2_BUS_END(v) + 1) << 5) - 1)
                     86:
                     87: #define CHIP_EXTENT_DNAME(v)           ((struct mcpcia_config *)(v))->pc_mem_dex_name
                     88: #define CHIP_EXTENT_SNAME(v)           ((struct mcpcia_config *)(v))->pc_mem_sex_name
                     89: #define CHIP_EXTENT_DSTORAGE(v)                ((struct mcpcia_config *)(v))->pc_mem_dex_storage
                     90: #define CHIP_EXTENT_SSTORAGE(v)                ((struct mcpcia_config *)(v))->pc_mem_sex_storage
                     91:
                     92: #include "alpha/pci/pci_swiz_bus_mem_chipdep.c"