1 /* $NetBSD: rbus_machdep.c,v 1.10 2019/01/29 22:59:03 gutteridge Exp $ */ 2 3 /* 4 * Copyright (c) 2003 5 * KIYOHARA Takashi. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #include <sys/cdefs.h> 29 30 #include <sys/param.h> 31 #include <sys/device.h> 32 #include <sys/systm.h> 33 #include <sys/extent.h> 34 #include <sys/bus.h> 35 36 37 #include <uvm/uvm_extern.h> 38 39 #include <dev/pci/pcivar.h> 40 #include <dev/pci/pcidevs.h> 41 #include <dev/cardbus/rbus.h> 42 43 #include <uvm/uvm_extern.h> 44 45 #include "opt_pci.h" 46 47 #ifndef PCI_NETBSD_CONFIGURE 48 #error requires macro PCI_NETBSD_CONFIGURE 49 #endif 50 51 #ifdef RBUS_DEBUG 52 # define DPRINTF printf 53 #else 54 # define DPRINTF while (0) printf 55 #endif 56 57 int 58 md_space_map(bus_space_tag_t t, bus_addr_t bpa, bus_size_t size, int flags, bus_space_handle_t *bshp) 59 { 60 DPRINTF("md_space_map: 0x%x, 0x%x, 0x%x\n", t->pbs_base, bpa, size); 61 62 return bus_space_map(t, bpa, size, flags, bshp); 63 } 64 65 void 66 md_space_unmap(bus_space_tag_t t, bus_space_handle_t bsh, bus_size_t size, bus_addr_t *adrp) 67 { 68 paddr_t pa; 69 70 DPRINTF("md_space_unmap: 0x%x 0x%x\n", t->pbs_base, bsh); 71 72 if (adrp != NULL) { 73 pmap_extract(pmap_kernel(), bsh, &pa); 74 *adrp = pa - t->pbs_offset; 75 } 76 bus_space_unmap(t, bsh, size); 77 } 78 79 rbus_tag_t 80 rbus_pccbb_parent_mem(struct pci_attach_args *pa) 81 { 82 bus_space_tag_t bst = pa->pa_memt; 83 84 return rbus_new_root_delegate(bst, bst->pbs_base, 85 bst->pbs_limit - bst->pbs_base, 0); 86 } 87 88 rbus_tag_t 89 rbus_pccbb_parent_io(struct pci_attach_args *pa) 90 { 91 bus_space_tag_t bst = pa->pa_iot; 92 93 return rbus_new_root_delegate(bst, bst->pbs_base, 94 bst->pbs_limit - bst->pbs_base, 0); 95 } 96