1 /* $NetBSD: prep_bus.h,v 1.2 2007/10/17 19:56:41 garbled Exp $ */ 2 3 /*- 4 * Copyright (c) 2007 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Tim Rightnour 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, 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. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #ifndef _POWERPC_PREP_BUS_H_ 40 #define _POWERPC_PREP_BUS_H_ 41 42 #define PREP_BUS_SPACE_IO 0x80000000 43 #define PREP_BUS_SPACE_MEM 0xC0000000 44 45 #define PHYS_TO_BUS_MEM(t,x) ((x) | PREP_BUS_SPACE_IO) 46 #define BUS_MEM_TO_PHYS(t,x) ((x) & ~PREP_BUS_SPACE_IO) 47 48 #define PREP_PHYS_SIZE_IO 0x3f800000 49 #define PREP_PHYS_SIZE_MEM 0x3f000000 50 #define PREP_ISA_SIZE_IO 0x00010000 51 #define PREP_ISA_SIZE_MEM 0x01000000 52 #define PREP_EISA_SIZE_IO 0x0000f000 53 #define PREP_EISA_SIZE_MEM 0x3f000000 54 55 #define PREP_PHYS_RESVD_START_IO 0x10000 56 #define PREP_PHYS_RESVD_SIZE_IO 0x7F0000 57 58 #ifdef _KERNEL 59 extern struct powerpc_bus_space prep_io_space_tag; 60 extern struct powerpc_bus_space genppc_isa_io_space_tag; 61 extern struct powerpc_bus_space prep_mem_space_tag; 62 extern struct powerpc_bus_space genppc_isa_mem_space_tag; 63 64 #include <machine/powerpc.h> 65 66 void prep_bus_space_init(void); 67 void prep_initppc(u_long, u_long, u_int); 68 void mem_regions(struct mem_region **, struct mem_region **); 69 #endif 70 71 #endif /* _POWERPC_PREP_BUS_H_ */ 72