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dwlpx_bus_mem.c revision 1.1 
      1 /*	$NetBSD: dwlpx_bus_mem.c,v 1.1 1997/03/12 19:20:00 cgd Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997
      5  * 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/param.h>
     35 #include <sys/systm.h>
     36 #include <sys/malloc.h>
     37 #include <sys/syslog.h>
     38 #include <sys/device.h>
     39 #include <vm/vm.h>
     40 
     41 #include <machine/bus.h>
     42 
     43 #include <alpha/pci/dwlpxreg.h>
     44 #include <alpha/pci/dwlpxvar.h>
     45 
     46 #define	CHIP		dwlpx
     47 
     48 #define	CHIP_EX_MALLOC_SAFE(v)	(1)
     49 #define	CHIP_D_MEM_EXTENT(v)	(((struct dwlpx_config *)(v))->cc_d_mem_ex)
     50 #define	CHIP_D_MEM_EX_STORE(v)						\
     51 	(((struct dwlpx_config *)(v))->cc_dmem_exstorage)
     52 #define	CHIP_D_MEM_EX_STORE_SIZE(v)					\
     53 	(sizeof (((struct dwlpx_config *)(v))->cc_dmem_exstorage))
     54 #define	CHIP_S_MEM_EXTENT(v)	(((struct dwlpx_config *)(v))->cc_s_mem_ex)
     55 #define	CHIP_S_MEM_EX_STORE(v)						\
     56 	(((struct dwlpx_config *)(v))->cc_smem_exstorage)
     57 #define	CHIP_S_MEM_EX_STORE_SIZE(v)					\
     58 	(sizeof (((struct dwlpx_config *)(v))->cc_smem_exstorage))
     59 
     60 /* Dense region 1 */
     61 #define	CHIP_D_MEM_W1_BUS_START(v)	0x00000000UL
     62 #define	CHIP_D_MEM_W1_BUS_END(v)	0xffffffffUL
     63 #define	CHIP_D_MEM_W1_SYS_START(v)					\
     64 	(((struct dwlpx_config *)(v))->cc_sysbase | DWLPX_PCI_DENSE)
     65 #define	CHIP_D_MEM_W1_SYS_END(v)					\
     66 	(CHIP_D_MEM_W1_SYS_START(v) + 0xffffffffUL)
     67 
     68 /* Sparse region 1 */
     69 #define	CHIP_S_MEM_W1_BUS_START(v)	0x00000000UL
     70 #define	CHIP_S_MEM_W1_BUS_END(v)	0x00ffffffUL
     71 #define	CHIP_S_MEM_W1_SYS_START(v)					\
     72 	(((struct dwlpx_config *)(v))->cc_sysbase | DWLPX_PCI_SPARSE)
     73 #define	CHIP_S_MEM_W1_SYS_END(v)					\
     74 	(CHIP_S_MEM_W1_SYS_START(v) + ((CHIP_S_MEM_W1_BUS_END(v) + 1) << 5) - 1)
     75 
     76 /* Sparse region 2 */
     77 #define	CHIP_S_MEM_W2_BUS_START(v)					\
     78 	(((0x0 << 27) & 0xf8000000) + 0x01000000UL)
     79 #define	CHIP_S_MEM_W2_BUS_END(v)					\
     80 	(CHIP_S_MEM_W2_BUS_START(v) + 0x07ffffffUL)
     81 #define	CHIP_S_MEM_W2_SYS_START(v)					\
     82 	((((struct dwlpx_config *)(v))->cc_sysbase|DWLPX_PCI_SPARSE) +	\
     83 	    (0x01000000UL<<5))
     84 #define	CHIP_S_MEM_W2_SYS_END(v)					\
     85 	((((struct dwlpx_config *)(v))->cc_sysbase|DWLPX_PCI_SPARSE) +	\
     86 	    (0x08000000UL<<5) - 1)
     87 
     88 #include "pcs_bus_mem_common.c"
     89