1 /* $NetBSD: slhci_tcu.c,v 1.1 2016/08/11 09:05:42 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2016, Felix Deichmann 5 * 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 COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 /* 30 * flxd TC-USB - TURBOchannel USB host option 31 */ 32 33 #include <sys/cdefs.h> 34 __KERNEL_RCSID(0, "$NetBSD: slhci_tcu.c,v 1.1 2016/08/11 09:05:42 christos Exp $"); 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/device.h> 39 40 #include <sys/bus.h> 41 42 #include <dev/usb/usb.h> 43 #include <dev/usb/usbdi.h> 44 #include <dev/usb/usbdivar.h> 45 46 #include <dev/ic/sl811hsreg.h> 47 #include <dev/ic/sl811hsvar.h> 48 49 #include <dev/tc/tcvar.h> 50 51 struct slhci_tcu_softc { 52 struct slhci_softc sc; 53 }; 54 55 static int slhci_tcu_match(device_t, cfdata_t, void *); 56 static void slhci_tcu_attach(device_t, device_t, void *); 57 58 CFATTACH_DECL_NEW(slhci_tcu, sizeof(struct slhci_tcu_softc), 59 slhci_tcu_match, slhci_tcu_attach, NULL, slhci_activate); 60 61 static int 62 slhci_tcu_match(device_t parent, cfdata_t cf, void *aux) 63 { 64 65 /* Always match. */ 66 return 1; 67 } 68 69 #define SLHCI_TCU_STRIDE 4 70 #define SLHCI_TCU_IMAX 500 /* mA */ 71 72 static void 73 slhci_tcu_attach(device_t parent, device_t self, void *aux) 74 { 75 struct slhci_tcu_softc *tsc = device_private(self); 76 struct slhci_softc *sc = &tsc->sc; 77 struct tc_attach_args *ta = aux; 78 bus_space_tag_t iot = ta->ta_memt; 79 bus_space_handle_t ioh; 80 int error; 81 82 sc->sc_dev = self; 83 sc->sc_bus.ub_hcpriv = sc; 84 85 aprint_normal("\n"); 86 87 error = bus_space_map(iot, ta->ta_addr, 88 SLHCI_TCU_STRIDE * SL11_PORTSIZE, 0, &ioh); 89 if (error) { 90 aprint_error_dev(self, "bus_space_map() failed (%d)\n", error); 91 return; 92 } 93 94 slhci_preinit(sc, NULL, iot, ioh, SLHCI_TCU_IMAX, SLHCI_TCU_STRIDE); 95 96 tc_intr_establish(device_parent(parent), ta->ta_cookie, IPL_USB, 97 slhci_intr, sc); 98 99 if (slhci_attach(sc)) 100 aprint_error_dev(self, "slhci_attach() failed\n"); 101 } 102