1 /* $OpenBSD: iobusvar.h,v 1.3 2015/07/19 23:46:50 jasper Exp $ */ 2 3 /* 4 * Copyright (c) 2001-2003 Opsycon AB (www.opsycon.se / www.opsycon.com) 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 16 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 19 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 */ 28 29 #ifndef _IOBUSVAR_H_ 30 #define _IOBUSVAR_H_ 31 32 #include <machine/bus.h> 33 34 extern bus_space_t iobus_tag; 35 extern struct machine_bus_dma_tag iobus_dma_tag; 36 37 struct iobus_attach_args { 38 char *aa_name; 39 int aa_unitno; 40 41 bus_addr_t aa_addr; 42 int aa_irq; 43 44 bus_space_tag_t aa_bust; 45 bus_dma_tag_t aa_dmat; 46 }; 47 48 struct octeon_iobus_addrs { 49 const char *name; 50 bus_addr_t address; 51 }; 52 53 int iobus_space_map(bus_space_tag_t, bus_addr_t, bus_size_t, int, 54 bus_space_handle_t *); 55 void iobus_space_unmap(bus_space_tag_t, bus_space_handle_t, bus_size_t); 56 int iobus_space_region(bus_space_tag_t, bus_space_handle_t, bus_size_t, 57 bus_size_t, bus_space_handle_t *); 58 59 void *iobus_space_vaddr(bus_space_tag_t, bus_space_handle_t); 60 61 #endif /* _IOBUSVAR_H_ */ 62