1 1.10 tsutsui /* $NetBSD: apbus_subr.c,v 1.10 2018/09/30 06:14:23 tsutsui Exp $ */ 2 1.1 tsubai 3 1.1 tsubai /*- 4 1.1 tsubai * Copyright (C) 1999 SHIMIZU Ryo. All rights reserved. 5 1.1 tsubai * 6 1.1 tsubai * Redistribution and use in source and binary forms, with or without 7 1.1 tsubai * modification, are permitted provided that the following conditions 8 1.1 tsubai * are met: 9 1.1 tsubai * 1. Redistributions of source code must retain the above copyright 10 1.1 tsubai * notice, this list of conditions and the following disclaimer. 11 1.1 tsubai * 2. Redistributions in binary form must reproduce the above copyright 12 1.1 tsubai * notice, this list of conditions and the following disclaimer in the 13 1.1 tsubai * documentation and/or other materials provided with the distribution. 14 1.1 tsubai * 3. The name of the author may not be used to endorse or promote products 15 1.1 tsubai * derived from this software without specific prior written permission. 16 1.1 tsubai * 17 1.1 tsubai * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 1.1 tsubai * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 1.1 tsubai * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 1.1 tsubai * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 1.1 tsubai * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 1.1 tsubai * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 1.1 tsubai * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 1.1 tsubai * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 1.1 tsubai * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 1.1 tsubai * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 1.1 tsubai */ 28 1.5 lukem 29 1.5 lukem #include <sys/cdefs.h> 30 1.10 tsutsui __KERNEL_RCSID(0, "$NetBSD: apbus_subr.c,v 1.10 2018/09/30 06:14:23 tsutsui Exp $"); 31 1.1 tsubai 32 1.1 tsubai #include <sys/param.h> 33 1.1 tsubai #include <sys/systm.h> 34 1.1 tsubai 35 1.10 tsutsui #include <uvm/uvm_extern.h> 36 1.10 tsutsui 37 1.10 tsutsui #include <mips/locore.h> 38 1.10 tsutsui #include <mips/pte.h> 39 1.10 tsutsui 40 1.10 tsutsui #include <machine/wired_map.h> 41 1.10 tsutsui 42 1.1 tsubai #include <newsmips/apbus/apbusvar.h> 43 1.1 tsubai 44 1.6 tsutsui static void apctl_dump(struct apbus_ctl *); 45 1.3 matt 46 1.10 tsutsui #define APBUS_ROMWORK_VA 0xfff00000 47 1.10 tsutsui 48 1.10 tsutsui void 49 1.10 tsutsui apbus_map_romwork(void) 50 1.10 tsutsui { 51 1.10 tsutsui static bool mapped = false; 52 1.10 tsutsui vaddr_t apbd_work_va; 53 1.10 tsutsui vsize_t apbd_work_sz; 54 1.10 tsutsui paddr_t apbd_work_pa; 55 1.10 tsutsui 56 1.10 tsutsui if (!mapped) { 57 1.10 tsutsui /* map PROM work RAM into VA 0xFFF00000 - 0xFFFFFFFF */ 58 1.10 tsutsui apbd_work_va = APBUS_ROMWORK_VA; 59 1.10 tsutsui apbd_work_sz = MIPS3_PG_SIZE_MASK_TO_SIZE(MIPS3_PG_SIZE_1M); 60 1.10 tsutsui apbd_work_pa = ctob(physmem); 61 1.10 tsutsui 62 1.10 tsutsui mapped = mips3_wired_enter_page(apbd_work_va, apbd_work_pa, 63 1.10 tsutsui apbd_work_sz); 64 1.10 tsutsui if (!mapped) { 65 1.10 tsutsui printf("%s: cannot allocate APbus PROM work\n", 66 1.10 tsutsui __func__); 67 1.10 tsutsui } 68 1.10 tsutsui } 69 1.10 tsutsui } 70 1.10 tsutsui 71 1.1 tsubai void * 72 1.6 tsutsui apbus_device_to_hwaddr(struct apbus_dev *apbus_dev) 73 1.1 tsubai { 74 1.1 tsubai struct apbus_ctl *ctl; 75 1.1 tsubai 76 1.2 tsubai if (apbus_dev == NULL) 77 1.2 tsubai return NULL; 78 1.1 tsubai 79 1.1 tsubai ctl = apbus_dev->apbd_ctl; 80 1.2 tsubai if (ctl == NULL) 81 1.2 tsubai return NULL; 82 1.1 tsubai 83 1.1 tsubai return (void *)ctl->apbc_hwbase; 84 1.1 tsubai } 85 1.1 tsubai 86 1.2 tsubai struct apbus_dev * 87 1.6 tsutsui apbus_lookupdev(char *devname) 88 1.1 tsubai { 89 1.2 tsubai struct apbus_dev *dp; 90 1.1 tsubai 91 1.1 tsubai dp = _sip->apbsi_dev; 92 1.2 tsubai if (devname == NULL || *devname == '\0') 93 1.1 tsubai return dp; 94 1.1 tsubai 95 1.2 tsubai /* search apbus_dev named 'devname' */ 96 1.1 tsubai while (dp) { 97 1.8 tsutsui if (strcmp(devname, dp->apbd_name) == 0) 98 1.1 tsubai return dp; 99 1.1 tsubai 100 1.1 tsubai dp = dp->apbd_link; 101 1.1 tsubai } 102 1.1 tsubai 103 1.2 tsubai return NULL; 104 1.1 tsubai } 105 1.1 tsubai 106 1.3 matt static void 107 1.6 tsutsui apctl_dump(struct apbus_ctl *apctl) 108 1.1 tsubai { 109 1.1 tsubai if (!apctl) 110 1.1 tsubai return; 111 1.1 tsubai 112 1.2 tsubai printf(" apbus_ctl dump (%p)\n", apctl); 113 1.1 tsubai 114 1.1 tsubai printf(" Num: %d\n", apctl->apbc_ctlno); 115 1.1 tsubai printf(" HWaddr: 0x%08x\n", apctl->apbc_hwbase); 116 1.1 tsubai printf(" softc: %p\n", apctl->apbc_softc); 117 1.1 tsubai printf(" Slot: %d\n", apctl->apbc_sl); 118 1.1 tsubai printf("\n"); 119 1.4 tsutsui 120 1.1 tsubai if (apctl->apbc_link) 121 1.1 tsubai apctl_dump(apctl->apbc_link); 122 1.1 tsubai } 123 1.1 tsubai 124 1.1 tsubai void 125 1.6 tsutsui apdevice_dump(struct apbus_dev *apdev) 126 1.1 tsubai { 127 1.1 tsubai struct apbus_ctl *apctl; 128 1.1 tsubai 129 1.2 tsubai if (apdev == NULL) 130 1.1 tsubai return; 131 1.1 tsubai 132 1.1 tsubai /* only no pseudo device */ 133 1.1 tsubai apctl = apdev->apbd_ctl; 134 1.2 tsubai if (apctl == NULL || apctl->apbc_hwbase == 0) 135 1.1 tsubai return; 136 1.1 tsubai 137 1.2 tsubai printf("apbus_dev dump (%p)\n", apdev); 138 1.2 tsubai printf("name: %s\n", apdev->apbd_name); 139 1.2 tsubai printf("vendor: %s\n", apdev->apbd_vendor); 140 1.1 tsubai printf("atr: %08x\n", apdev->apbd_atr); 141 1.1 tsubai printf("rev: %d\n", apdev->apbd_rev); 142 1.1 tsubai printf("driver: 0x%08x\n", (unsigned int)apdev->apbd_driver); 143 1.1 tsubai printf("ctl: 0x%08x\n", (unsigned int)apdev->apbd_ctl); 144 1.1 tsubai printf("link: 0x%08x\n", (unsigned int)apdev->apbd_link); 145 1.1 tsubai printf("\n"); 146 1.1 tsubai 147 1.1 tsubai apctl_dump(apctl); 148 1.1 tsubai } 149