/* $OpenBSD: uipaq.c,v 1.15 2007/10/22 19:40:19 deraadt Exp $ */ /* * Copyright (c) 2000 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Lennart Augustsson (lennart@augustsson.net) at * Carlstedt Research & Technology. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * iPAQ driver * * 19 July 2003: Incorporated changes suggested by Sam Lawrance from * the uppc module * * * Contact isis@cs.umd.edu if you have any questions/comments about this driver */ #include #include #include #include #include #include #include #include #include /*UCDC_* stuff */ #include #include #include #include #ifdef UIPAQ_DEBUG #define DPRINTF(x) if (uipaqdebug) printf x #define DPRINTFN(n,x) if (uipaqdebug>(n)) printf x int uipaqdebug = 0; #else #define DPRINTF(x) #define DPRINTFN(n,x) #endif #define UIPAQ_CONFIG_NO 1 #define UIPAQ_IFACE_INDEX 0 #define UIPAQIBUFSIZE 1024 #define UIPAQOBUFSIZE 1024 struct uipaq_softc { struct device sc_dev; /* base device */ usbd_device_handle sc_udev; /* device */ usbd_interface_handle sc_iface; /* interface */ struct device *sc_subdev; /* ucom uses that */ u_int16_t sc_lcr; /* state for DTR/RTS */ u_int16_t sc_flags; u_char sc_dying; }; /* Callback routines */ void uipaq_set(void *, int, int, int); /* Support routines. */ /* based on uppc module by Sam Lawrance */ void uipaq_dtr(struct uipaq_softc *sc, int onoff); void uipaq_rts(struct uipaq_softc *sc, int onoff); void uipaq_break(struct uipaq_softc* sc, int onoff); struct ucom_methods uipaq_methods = { NULL, uipaq_set, NULL, NULL, NULL, /*open*/ NULL, /*close*/ NULL, NULL }; struct uipaq_type { struct usb_devno uv_dev; u_int16_t uv_flags; }; static const struct uipaq_type uipaq_devs[] = { {{ USB_VENDOR_ASUS, USB_PRODUCT_ASUS_MYPAL_A730} , 0}, {{ USB_VENDOR_CASIO, USB_PRODUCT_CASIO_BE300} , 0}, {{ USB_VENDOR_COMPAQ, USB_PRODUCT_COMPAQ_IPAQPOCKETPC} , 0}, {{ USB_VENDOR_HTC, USB_PRODUCT_HTC_SMARTPHONE }, 0}, {{ USB_VENDOR_HP, USB_PRODUCT_HP_2215 }, 0 }, {{ USB_VENDOR_HP, USB_PRODUCT_HP_568J }, 0}, {{ USB_VENDOR_HTC, USB_PRODUCT_HTC_PPC6700MODEM }, 0} }; #define uipaq_lookup(v, p) ((struct uipaq_type *)usb_lookup(uipaq_devs, v, p)) int uipaq_match(struct device *, void *, void *); void uipaq_attach(struct device *, struct device *, void *); int uipaq_detach(struct device *, int); int uipaq_activate(struct device *, enum devact); struct cfdriver uipaq_cd = { NULL, "uipaq", DV_DULL }; const struct cfattach uipaq_ca = { sizeof(struct uipaq_softc), uipaq_match, uipaq_attach, uipaq_detach, uipaq_activate, }; int uipaq_match(struct device *parent, void *match, void *aux) { struct usb_attach_arg *uaa = aux; if (uaa->iface != NULL) return (UMATCH_NONE); DPRINTFN(20,("uipaq: vendor=0x%x, product=0x%x\n", uaa->vendor, uaa->product)); return (uipaq_lookup(uaa->vendor, uaa->product) != NULL ? UMATCH_VENDOR_PRODUCT : UMATCH_NONE); } void uipaq_attach(struct device *parent, struct device *self, void *aux) { struct uipaq_softc *sc = (struct uipaq_softc *)self; struct usb_attach_arg *uaa = aux; usbd_device_handle dev = uaa->device; usbd_interface_handle iface; usb_interface_descriptor_t *id; usb_endpoint_descriptor_t *ed; char *devname = sc->sc_dev.dv_xname; int i; usbd_status err; struct ucom_attach_args uca; DPRINTFN(10,("\nuipaq_attach: sc=%p\n", sc)); /* Move the device into the configured state. */ err = usbd_set_config_no(dev, UIPAQ_CONFIG_NO, 1); if (err) { printf(": failed to set configuration, err=%s\n", usbd_errstr(err)); goto bad; } err = usbd_device2interface_handle(dev, UIPAQ_IFACE_INDEX, &iface); if (err) { printf(": failed to get interface, err=%s\n", usbd_errstr(err)); goto bad; } sc->sc_flags = uipaq_lookup(uaa->vendor, uaa->product)->uv_flags; id = usbd_get_interface_descriptor(iface); sc->sc_udev = dev; sc->sc_iface = iface; uca.ibufsize = UIPAQIBUFSIZE; uca.obufsize = UIPAQOBUFSIZE; uca.ibufsizepad = UIPAQIBUFSIZE; uca.opkthdrlen = 0; uca.device = dev; uca.iface = iface; uca.methods = &uipaq_methods; uca.arg = sc; uca.portno = UCOM_UNK_PORTNO; uca.info = "Generic"; /* err = uipaq_init(sc); if (err) { printf("%s: init failed, %s\n", sc->sc_dev.dv_xname, usbd_errstr(err)); goto bad; }*/ usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, &sc->sc_dev); uca.bulkin = uca.bulkout = -1; for (i=0; ibNumEndpoints; i++) { ed = usbd_interface2endpoint_descriptor(iface, i); if (ed == NULL) { printf("%s: no endpoint descriptor for %d\n", devname,i); goto bad; } if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) { uca.bulkin = ed->bEndpointAddress; } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) { uca.bulkout = ed->bEndpointAddress; } } if (uca.bulkin != -1 && uca.bulkout != -1) sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); else printf("%s: no proper endpoints found (%d,%d) \n", devname, uca.bulkin, uca.bulkout); return; bad: DPRINTF(("uipaq_attach: ATTACH ERROR\n")); sc->sc_dying = 1; } void uipaq_dtr(struct uipaq_softc* sc, int onoff) { usb_device_request_t req; usbd_status err; int retries = 3; DPRINTF(("%s: uipaq_dtr: onoff=%x\n", sc->sc_dev.dv_xname, onoff)); /* Avoid sending unnecessary requests */ if (onoff && (sc->sc_lcr & UCDC_LINE_DTR)) return; if (!onoff && !(sc->sc_lcr & UCDC_LINE_DTR)) return; /* Other parameters depend on reg */ req.bmRequestType = UT_WRITE_CLASS_INTERFACE; req.bRequest = UCDC_SET_CONTROL_LINE_STATE; sc->sc_lcr = onoff ? sc->sc_lcr | UCDC_LINE_DTR : sc->sc_lcr & ~UCDC_LINE_DTR; USETW(req.wValue, sc->sc_lcr); USETW(req.wIndex, 0x0); USETW(req.wLength, 0); /* Fire off the request a few times if necessary */ while (retries) { err = usbd_do_request(sc->sc_udev, &req, NULL); if (!err) break; retries--; } } void uipaq_rts(struct uipaq_softc* sc, int onoff) { usb_device_request_t req; usbd_status err; int retries = 3; DPRINTF(("%s: uipaq_rts: onoff=%x\n", sc->sc_dev.dv_xname, onoff)); /* Avoid sending unnecessary requests */ if (onoff && (sc->sc_lcr & UCDC_LINE_RTS)) return; if (!onoff && !(sc->sc_lcr & UCDC_LINE_RTS)) return; req.bmRequestType = UT_WRITE_CLASS_INTERFACE; req.bRequest = UCDC_SET_CONTROL_LINE_STATE; sc->sc_lcr = onoff ? sc->sc_lcr | UCDC_LINE_RTS : sc->sc_lcr & ~UCDC_LINE_RTS; USETW(req.wValue, sc->sc_lcr); USETW(req.wIndex, 0x0); USETW(req.wLength, 0); while (retries) { err = usbd_do_request(sc->sc_udev, &req, NULL); if (!err) break; retries--; } } void uipaq_break(struct uipaq_softc* sc, int onoff) { usb_device_request_t req; usbd_status err; int retries = 3; DPRINTF(("%s: uipaq_break: onoff=%x\n", sc->sc_dev.dv_xname, onoff)); req.bmRequestType = UT_WRITE_CLASS_INTERFACE; req.bRequest = UCDC_SEND_BREAK; USETW(req.wValue, onoff ? UCDC_BREAK_ON : UCDC_BREAK_OFF); USETW(req.wIndex, 0x0); USETW(req.wLength, 0); while (retries) { err = usbd_do_request(sc->sc_udev, &req, NULL); if (!err) break; retries--; } } void uipaq_set(void *addr, int portno, int reg, int onoff) { struct uipaq_softc* sc = addr; switch (reg) { case UCOM_SET_DTR: uipaq_dtr(addr, onoff); break; case UCOM_SET_RTS: uipaq_rts(addr, onoff); break; case UCOM_SET_BREAK: uipaq_break(addr, onoff); break; default: printf("%s: unhandled set request: reg=%x onoff=%x\n", sc->sc_dev.dv_xname, reg, onoff); return; } } int uipaq_activate(struct device *self, enum devact act) { struct uipaq_softc *sc = (struct uipaq_softc *)self; int rv = 0; switch (act) { case DVACT_ACTIVATE: break; case DVACT_DEACTIVATE: if (sc->sc_subdev != NULL) rv = config_deactivate(sc->sc_subdev); sc->sc_dying = 1; break; } return (rv); } int uipaq_detach(struct device *self, int flags) { struct uipaq_softc *sc = (struct uipaq_softc *)self; int rv = 0; DPRINTF(("uipaq_detach: sc=%p flags=%d\n", sc, flags)); sc->sc_dying = 1; if (sc->sc_subdev != NULL) { rv |= config_detach(sc->sc_subdev, flags); sc->sc_subdev = NULL; } usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, &sc->sc_dev); return (rv); }