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dwlpx_bus_mem.c revision 1.3 
      1 /* $NetBSD: dwlpx_bus_mem.c,v 1.3 1997/04/07 05:19:40 cgd Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1997 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/param.h>
     34 #include <sys/systm.h>
     35 #include <sys/malloc.h>
     36 #include <sys/syslog.h>
     37 #include <sys/device.h>
     38 #include <vm/vm.h>
     39 
     40 #include <machine/bus.h>
     41 
     42 #include <alpha/pci/dwlpxreg.h>
     43 #include <alpha/pci/dwlpxvar.h>
     44 
     45 #define	CHIP		dwlpx
     46 
     47 #define	CHIP_EX_MALLOC_SAFE(v)	(1)
     48 #define	CHIP_D_MEM_EXTENT(v)	(((struct dwlpx_config *)(v))->cc_d_mem_ex)
     49 #define	CHIP_D_MEM_EX_STORE(v)						\
     50 	(((struct dwlpx_config *)(v))->cc_dmem_exstorage)
     51 #define	CHIP_D_MEM_EX_STORE_SIZE(v)					\
     52 	(sizeof (((struct dwlpx_config *)(v))->cc_dmem_exstorage))
     53 #define	CHIP_S_MEM_EXTENT(v)	(((struct dwlpx_config *)(v))->cc_s_mem_ex)
     54 #define	CHIP_S_MEM_EX_STORE(v)						\
     55 	(((struct dwlpx_config *)(v))->cc_smem_exstorage)
     56 #define	CHIP_S_MEM_EX_STORE_SIZE(v)					\
     57 	(sizeof (((struct dwlpx_config *)(v))->cc_smem_exstorage))
     58 
     59 /* Dense region 1 */
     60 #define	CHIP_D_MEM_W1_BUS_START(v)	0x00000000UL
     61 #define	CHIP_D_MEM_W1_BUS_END(v)	0xffffffffUL
     62 #define	CHIP_D_MEM_W1_SYS_START(v)					\
     63 	(((struct dwlpx_config *)(v))->cc_sysbase | DWLPX_PCI_DENSE)
     64 #define	CHIP_D_MEM_W1_SYS_END(v)					\
     65 	(CHIP_D_MEM_W1_SYS_START(v) + 0xffffffffUL)
     66 
     67 /* Sparse region 1 */
     68 #define	CHIP_S_MEM_W1_BUS_START(v)	0x00000000UL
     69 #define	CHIP_S_MEM_W1_BUS_END(v)	0x00ffffffUL
     70 #define	CHIP_S_MEM_W1_SYS_START(v)					\
     71 	(((struct dwlpx_config *)(v))->cc_sysbase | DWLPX_PCI_SPARSE)
     72 #define	CHIP_S_MEM_W1_SYS_END(v)					\
     73 	(CHIP_S_MEM_W1_SYS_START(v) + ((CHIP_S_MEM_W1_BUS_END(v) + 1) << 5) - 1)
     74 
     75 /* Sparse region 2 */
     76 #define	CHIP_S_MEM_W2_BUS_START(v)					\
     77 	(((0x0 << 27) & 0xf8000000) + 0x01000000UL)
     78 #define	CHIP_S_MEM_W2_BUS_END(v)					\
     79 	(CHIP_S_MEM_W2_BUS_START(v) + 0x07ffffffUL)
     80 #define	CHIP_S_MEM_W2_SYS_START(v)					\
     81 	((((struct dwlpx_config *)(v))->cc_sysbase|DWLPX_PCI_SPARSE) +	\
     82 	    (0x01000000UL<<5))
     83 #define	CHIP_S_MEM_W2_SYS_END(v)					\
     84 	((((struct dwlpx_config *)(v))->cc_sysbase|DWLPX_PCI_SPARSE) +	\
     85 	    (0x08000000UL<<5) - 1)
     86 
     87 #include "pcs_bus_mem_common.c"
     88