1 /* $NetBSD: ebus_emips.c,v 1.3 2011/06/12 04:00:33 tsutsui Exp $ */ 2 3 /*- 4 * Copyright (c) 2010 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code was written by Alessandro Forin and Neil Pittman 8 * at Microsoft Research and contributed to The NetBSD Foundation 9 * by Microsoft Corporation. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/cdefs.h> /* RCS ID & Copyright macro defns */ 34 __KERNEL_RCSID(0, "$NetBSD: ebus_emips.c,v 1.3 2011/06/12 04:00:33 tsutsui Exp $"); 35 36 #include "opt_xilinx_ml40x.h" 37 #include "opt_xs_bee3.h" 38 39 #include <sys/param.h> 40 #include <sys/systm.h> 41 #include <sys/device.h> 42 43 #include <emips/ebus/ebusvar.h> 44 45 #include <machine/autoconf.h> 46 #include <machine/sysconf.h> 47 48 #include <machine/emipsreg.h> 49 #include <emips/emips/emipstype.h> 50 51 static int ebus_emips_match(device_t, cfdata_t, void *); 52 static void ebus_emips_attach(device_t, device_t, void *); 53 54 CFATTACH_DECL_NEW(ebus_emips, 0, 55 ebus_emips_match, ebus_emips_attach, NULL, NULL); 56 57 #if defined(XILINX_ML40x) || defined(XS_BEE3) 58 struct ebus_attach_args ebus_emips_devs[] = { 59 /* NAME INTERRUPT PHYS VIRT PHYS_SIZE */ 60 { "eclock", AIC_TIMER, TIMER_DEFAULT_ADDRESS, NULL, sizeof(struct _Tc) }, 61 { "dz", AIC_USART, USART_DEFAULT_ADDRESS, NULL, sizeof(struct _Usart)}, 62 { "ace", AIC_SYSTEM_ACE, IDE_DEFAULT_ADDRESS, NULL, sizeof(struct _Sac) }, 63 { "ace", AIC_SYSTEM_ACE2, IDE_DEFAULT_ADDRESS+256, NULL, sizeof(struct _Sac) }, 64 { "enic", AIC_ETHERNET, ETHERNET_DEFAULT_ADDRESS, NULL, sizeof(struct _Enic) }, 65 { "icap", AIC_ICAP, ICAP_DEFAULT_ADDRESS, NULL, sizeof(struct _Icap) }, 66 { "gpio", AIC_GPIO, GPIO_DEFAULT_ADDRESS, NULL, sizeof(struct _Pio) }, 67 { "flash", 0, FLASH_0_DEFAULT_ADDRESS, NULL, sizeof(struct _Flash) }, 68 { "lcd", 0, LCD_DEFAULT_ADDRESS, NULL, sizeof(struct _Lcd) }, 69 { "evga", AIC_VGA, VGA_DEFAULT_ADDRESS, NULL, sizeof(struct _Evga) }, 70 { "ps2", AIC_PS2, PS2_DEFAULT_ADDRESS, NULL, sizeof(struct _Cpbdi) }, 71 { "ac97", AIC_AC97, AC97_DEFAULT_ADDRESS, NULL, sizeof(struct _Cpbdi) }, 72 }; 73 static const int ebus_emips_ndevs = 74 sizeof(ebus_emips_devs)/sizeof(ebus_emips_devs[0]); 75 #endif /* XILINX_ML40x */ 76 77 static int ebus_attached; 78 79 static int 80 ebus_emips_match(device_t parent, cfdata_t cf, void *aux) 81 { 82 struct mainbus_attach_args *ma = aux; 83 84 if (ebus_attached) 85 return 0; 86 if (systype != XS_ML40x && systype != XS_BE3 && systype != XS_ML50x) 87 return 0; 88 if (strcmp(ma->ma_name, "baseboard") != 0) 89 return 0; 90 91 return 1; 92 } 93 94 static void 95 ebus_emips_attach(device_t parent, device_t self, void *aux) 96 { 97 struct ebus_dev_attach_args ida; 98 99 ebus_attached = 1; 100 101 ida.ida_busname = "ebus"; 102 switch (systype) { 103 #if defined(XILINX_ML40x) || defined(XS_BEE3) 104 case XS_ML40x: 105 case XS_ML50x: 106 case XS_BE3: 107 ida.ida_devs = ebus_emips_devs; 108 ida.ida_ndevs = ebus_emips_ndevs; 109 break; 110 #endif 111 default: 112 panic("ebus_emips_attach: no ebus configured for systype = %d", 113 systype); 114 } 115 116 ebusattach(parent, self, &ida); 117 } 118