714 lines
16 KiB
C
714 lines
16 KiB
C
/*
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* Copyright (c) 2000 Iwasa Kazmi
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This code is based on ugen.c and ulpt.c developed by Lennart Augustsson.
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* This code includes software developed by the NetBSD Foundation, Inc. and
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* its contributors.
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*/
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/* $FreeBSD$ */
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/*
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* 2000/3/24 added NetBSD/OpenBSD support (from Alex Nemirovsky)
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* 2000/3/07 use two bulk-pipe handles for read and write (Dirk)
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* 2000/3/06 change major number(143), and copyright header
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* some fix for 4.0 (Dirk)
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* 2000/3/05 codes for FreeBSD 4.x - CURRENT (Thanks to Dirk-Willem van Gulik)
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* 2000/3/01 remove retry code from urioioctl()
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* change method of bulk transfer (no interrupt)
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* 2000/2/28 small fixes for new rio_usb.h
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* 2000/2/24 first version.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#if defined(__NetBSD__)
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#include <sys/device.h>
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#include <sys/ioctl.h>
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#elif defined(__FreeBSD__)
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <sys/ioccom.h>
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#endif
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#include <sys/fcntl.h>
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#include <sys/filio.h>
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#include <sys/conf.h>
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#include <sys/uio.h>
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#include <sys/tty.h>
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#include <sys/file.h>
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#include <sys/select.h>
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#include <sys/proc.h>
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#include <sys/vnode.h>
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#include <sys/poll.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usbdi_util.h>
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#include <dev/usb/usbdevs.h>
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#include <dev/usb/rio500_usb.h>
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#ifdef URIO_DEBUG
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#define DPRINTF(x) if (uriodebug) logprintf x
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#define DPRINTFN(n,x) if (uriodebug>(n)) logprintf x
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int uriodebug = 100;
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#else
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#define DPRINTF(x)
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#define DPRINTFN(n,x)
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#endif
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/* difference of usbd interface */
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#if defined(__FreeBSD__)
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#if (__FreeBSD__ >= 4)
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#define USBDI 1
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#else
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#define USBDI 0
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#endif
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#elif defined(__NetBSD__) || defined(__OpenBSD__)
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#define USBDI 1
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#endif
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#define RIO_OUT 0
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#define RIO_IN 1
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#define RIO_NODIR 2
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#if defined(__NetBSD__)
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int urioopen(dev_t, int, int, struct proc *);
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int urioclose(dev_t, int, int, struct proc *p);
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int urioread(dev_t, struct uio *uio, int);
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int uriowrite(dev_t, struct uio *uio, int);
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int urioioctl(dev_t, u_long, caddr_t, int, struct proc *);
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cdev_decl(urio);
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#define RIO_UE_GET_DIR(p) ((UE_GET_DIR(p) == UE_DIR_IN) ? RIO_IN :\
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((UE_GET_DIR(p) == UE_DIR_OUT) ? RIO_OUT :\
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RIO_NODIR))
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#elif defined(__FreeBSD__)
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d_open_t urioopen;
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d_close_t urioclose;
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d_read_t urioread;
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d_write_t uriowrite;
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d_ioctl_t urioioctl;
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#define URIO_CDEV_MAJOR 143
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#if (__FreeBSD__ >= 4)
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Static struct cdevsw urio_cdevsw = {
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urioopen, urioclose, urioread, uriowrite,
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urioioctl, nopoll, nommap, nostrategy,
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"urio", URIO_CDEV_MAJOR,nodump, nopsize,
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0, -1
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};
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#define RIO_UE_GET_DIR(p) ((UE_GET_DIR(p) == UE_DIR_IN) ? RIO_IN :\
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((UE_GET_DIR(p) == UE_DIR_OUT) ? RIO_OUT :\
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RIO_NODIR))
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#else
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Static struct cdevsw urio_cdevsw = {
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urioopen, urioclose, urioread, uriowrite,
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urioioctl, nostop, nullreset, nodevtotty,
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seltrue, nommap, nostrat,
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"urio", NULL, -1
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};
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#define USBBASEDEVICE bdevice
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#define RIO_UE_GET_DIR(p) UE_GET_IN(p)
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#endif
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#endif /*defined(__FreeBSD__)*/
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#define URIO_BBSIZE 1024
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struct urio_softc {
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USBBASEDEVICE sc_dev;
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usbd_device_handle sc_udev;
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usbd_interface_handle sc_iface;
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int sc_opened;
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usbd_pipe_handle sc_pipeh_in;
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usbd_pipe_handle sc_pipeh_out;
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int sc_epaddr[2];
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int sc_refcnt;
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#if defined(__NetBSD__) || defined(__OpenBSD__)
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u_char sc_dying;
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#endif
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};
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#define URIOUNIT(n) (minor(n))
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#define RIO_RW_TIMEOUT 4000 /* ms */
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USB_DECLARE_DRIVER(urio);
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USB_MATCH(urio)
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{
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USB_MATCH_START(urio, uaa);
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usb_device_descriptor_t *dd;
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DPRINTFN(10,("urio_match\n"));
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if (!uaa->iface)
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return UMATCH_NONE;
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dd = usbd_get_device_descriptor(uaa->device);
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if (dd &&
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UGETW(dd->idVendor) == USB_VENDOR_DIAMOND &&
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UGETW(dd->idProduct) == USB_PRODUCT_DIAMOND_RIO500USB)
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return UMATCH_VENDOR_PRODUCT;
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else
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return UMATCH_NONE;
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}
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USB_ATTACH(urio)
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{
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USB_ATTACH_START(urio, sc, uaa);
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char devinfo[1024];
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usbd_device_handle udev;
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usbd_interface_handle iface;
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u_int8_t epcount;
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#if defined(__NetBSD__) || defined(__OpenBSD__)
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u_int8_t niface;
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#endif
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usbd_status r;
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char * ermsg = "<none>";
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int i;
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DPRINTFN(10,("urio_attach: sc=%p\n", sc));
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usbd_devinfo(uaa->device, 0, devinfo);
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USB_ATTACH_SETUP;
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printf("%s: %s\n", USBDEVNAME(sc->sc_dev), devinfo);
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sc->sc_udev = udev = uaa->device;
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#if defined(__FreeBSD__)
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if ((!uaa->device) || (!uaa->iface)) {
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ermsg = "device or iface";
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goto nobulk;
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}
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sc->sc_iface = iface = uaa->iface;
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#elif defined(__NetBSD__) || defined(__OpenBSD__)
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if (!udev) {
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ermsg = "device";
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goto nobulk;
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}
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r = usbd_interface_count(udev, &niface);
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if (r) {
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ermsg = "iface";
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goto nobulk;
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}
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r = usbd_device2interface_handle(udev, 0, &iface);
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if (r) {
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ermsg = "iface";
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goto nobulk;
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}
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sc->sc_iface = iface;
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#endif
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sc->sc_opened = 0;
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sc->sc_pipeh_in = 0;
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sc->sc_pipeh_out = 0;
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sc->sc_refcnt = 0;
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r = usbd_endpoint_count(iface, &epcount);
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if (r != USBD_NORMAL_COMPLETION) {
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ermsg = "endpoints";
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goto nobulk;
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}
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sc->sc_epaddr[RIO_OUT] = 0xff;
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sc->sc_epaddr[RIO_IN] = 0x00;
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for (i = 0; i < epcount; i++) {
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usb_endpoint_descriptor_t *edesc =
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usbd_interface2endpoint_descriptor(iface, i);
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int d;
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if (!edesc) {
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ermsg = "interface endpoint";
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goto nobulk;
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}
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d = RIO_UE_GET_DIR(edesc->bEndpointAddress);
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if (d != RIO_NODIR)
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sc->sc_epaddr[d] = edesc->bEndpointAddress;
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}
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if ( sc->sc_epaddr[RIO_OUT] == 0xff ||
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sc->sc_epaddr[RIO_IN] == 0x00) {
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ermsg = "Rio I&O";
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goto nobulk;
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}
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#if defined(__FreeBSD__)
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#if (__FreeBSD__ >= 4)
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/* XXX no error trapping, no storing of dev_t */
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(void) make_dev(&urio_cdevsw, device_get_unit(self),
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UID_ROOT, GID_OPERATOR,
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0644, "urio%d", device_get_unit(self));
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#endif
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#elif defined(__NetBSD__) || defined(__OpenBSD__)
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usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
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USBDEV(sc->sc_dev));
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#endif
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DPRINTFN(10, ("urio_attach: %p\n", sc->sc_udev));
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USB_ATTACH_SUCCESS_RETURN;
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nobulk:
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printf("%s: could not find %s\n", USBDEVNAME(sc->sc_dev),ermsg);
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USB_ATTACH_ERROR_RETURN;
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}
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int
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urioopen(dev, flag, mode, p)
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dev_t dev;
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int flag;
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int mode;
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struct proc *p;
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{
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#if (USBDI >= 1)
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struct urio_softc * sc;
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#endif
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int unit = URIOUNIT(dev);
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USB_GET_SC_OPEN(urio, unit, sc);
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DPRINTFN(5, ("urioopen: flag=%d, mode=%d, unit=%d\n",
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flag, mode, unit));
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if (sc->sc_opened)
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return EBUSY;
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if ((flag & (FWRITE|FREAD)) != (FWRITE|FREAD))
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return EACCES;
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sc->sc_opened = 1;
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sc->sc_pipeh_in = 0;
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sc->sc_pipeh_out = 0;
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if (usbd_open_pipe(sc->sc_iface,
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sc->sc_epaddr[RIO_IN], 0, &sc->sc_pipeh_in)
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!= USBD_NORMAL_COMPLETION)
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{
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sc->sc_pipeh_in = 0;
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return EIO;
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};
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if (usbd_open_pipe(sc->sc_iface,
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sc->sc_epaddr[RIO_OUT], 0, &sc->sc_pipeh_out)
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!= USBD_NORMAL_COMPLETION)
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{
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usbd_close_pipe(sc->sc_pipeh_in);
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sc->sc_pipeh_in = 0;
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sc->sc_pipeh_out = 0;
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return EIO;
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};
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return 0;
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}
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int
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urioclose(dev, flag, mode, p)
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dev_t dev;
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int flag;
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int mode;
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struct proc *p;
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{
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#if (USBDI >= 1)
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struct urio_softc * sc;
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#endif
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int unit = URIOUNIT(dev);
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USB_GET_SC(urio, unit, sc);
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DPRINTFN(5, ("urioclose: flag=%d, mode=%d, unit=%d\n", flag, mode, unit));
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if (sc->sc_pipeh_in)
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usbd_close_pipe(sc->sc_pipeh_in);
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if (sc->sc_pipeh_out)
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usbd_close_pipe(sc->sc_pipeh_out);
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sc->sc_pipeh_in = 0;
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sc->sc_pipeh_out = 0;
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sc->sc_opened = 0;
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sc->sc_refcnt = 0;
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return 0;
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}
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int
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urioread(dev, uio, flag)
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dev_t dev;
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struct uio *uio;
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int flag;
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{
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#if (USBDI >= 1)
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struct urio_softc * sc;
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usbd_xfer_handle reqh;
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#else
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usbd_request_handle reqh;
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usbd_private_handle r_priv;
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void *r_buff;
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usbd_status r_status;
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#endif
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int unit = URIOUNIT(dev);
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usbd_status r;
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char buf[URIO_BBSIZE];
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u_int32_t n, tn;
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int error = 0;
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USB_GET_SC(urio, unit, sc);
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DPRINTFN(5, ("urioread: %d\n", unit));
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if (!sc->sc_opened)
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return EIO;
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#if (USBDI >= 1)
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sc->sc_refcnt++;
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reqh = usbd_alloc_xfer(sc->sc_udev);
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#else
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reqh = usbd_alloc_request();
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#endif
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if (reqh == 0)
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return ENOMEM;
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while ((n = min(URIO_BBSIZE, uio->uio_resid)) != 0) {
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DPRINTFN(1, ("urioread: start transfer %d bytes\n", n));
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tn = n;
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#if (USBDI >= 1)
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usbd_setup_xfer(reqh, sc->sc_pipeh_in, 0, buf, tn,
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0, RIO_RW_TIMEOUT, 0);
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#else
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r = usbd_setup_request(reqh, sc->sc_pipeh_in, 0, buf, tn,
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0, RIO_RW_TIMEOUT, 0);
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if (r != USBD_NORMAL_COMPLETION) {
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error = EIO;
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break;
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}
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#endif
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r = usbd_sync_transfer(reqh);
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if (r != USBD_NORMAL_COMPLETION) {
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DPRINTFN(1, ("urioread: error=%d\n", r));
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usbd_clear_endpoint_stall(sc->sc_pipeh_in);
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tn = 0;
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error = EIO;
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break;
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}
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#if (USBDI >= 1)
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usbd_get_xfer_status(reqh, 0, 0, &tn, 0);
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#else
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usbd_get_request_status(reqh, &r_priv, &r_buff, &tn, &r_status);
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#endif
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DPRINTFN(1, ("urioread: got %d bytes\n", tn));
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error = uiomove(buf, tn, uio);
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if (error || tn < n)
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break;
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}
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#if (USBDI >= 1)
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usbd_free_xfer(reqh);
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#else
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usbd_free_request(reqh);
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#endif
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return error;
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}
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int
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uriowrite(dev, uio, flag)
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dev_t dev;
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struct uio *uio;
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int flag;
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{
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#if (USBDI >= 1)
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struct urio_softc * sc;
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usbd_xfer_handle reqh;
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#else
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usbd_request_handle reqh;
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#endif
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int unit = URIOUNIT(dev);
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usbd_status r;
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char buf[URIO_BBSIZE];
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u_int32_t n;
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int error = 0;
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USB_GET_SC(urio, unit, sc);
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DPRINTFN(5, ("uriowrite: %d\n", unit));
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if (!sc->sc_opened)
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return EIO;
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#if (USBDI >= 1)
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sc->sc_refcnt++;
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reqh = usbd_alloc_xfer(sc->sc_udev);
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#else
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reqh = usbd_alloc_request();
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#endif
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if (reqh == 0)
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return EIO;
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while ((n = min(URIO_BBSIZE, uio->uio_resid)) != 0) {
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error = uiomove(buf, n, uio);
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if (error)
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break;
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DPRINTFN(1, ("uriowrite: transfer %d bytes\n", n));
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#if (USBDI >= 1)
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usbd_setup_xfer(reqh, sc->sc_pipeh_out, 0, buf, n,
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0, RIO_RW_TIMEOUT, 0);
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#else
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r = usbd_setup_request(reqh, sc->sc_pipeh_out, 0, buf, n,
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0, RIO_RW_TIMEOUT, 0);
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if (r != USBD_NORMAL_COMPLETION) {
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error = EIO;
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break;
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}
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#endif
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r = usbd_sync_transfer(reqh);
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if (r != USBD_NORMAL_COMPLETION) {
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DPRINTFN(1, ("uriowrite: error=%d\n", r));
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usbd_clear_endpoint_stall(sc->sc_pipeh_out);
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error = EIO;
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break;
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}
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#if (USBDI >= 1)
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usbd_get_xfer_status(reqh, 0, 0, 0, 0);
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#endif
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}
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#if (USBDI >= 1)
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usbd_free_xfer(reqh);
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#else
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usbd_free_request(reqh);
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#endif
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return error;
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}
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int
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urioioctl(dev, cmd, addr, flag, p)
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dev_t dev;
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u_long cmd;
|
|
caddr_t addr;
|
|
int flag;
|
|
struct proc *p;
|
|
{
|
|
#if (USBDI >= 1)
|
|
struct urio_softc * sc;
|
|
#endif
|
|
int unit = URIOUNIT(dev);
|
|
struct RioCommand *rio_cmd;
|
|
int requesttype, len;
|
|
struct iovec iov;
|
|
struct uio uio;
|
|
usb_device_request_t req;
|
|
int req_flags = 0, req_actlen = 0;
|
|
void *ptr = 0;
|
|
int error = 0;
|
|
usbd_status r;
|
|
|
|
USB_GET_SC(urio, unit, sc);
|
|
|
|
switch (cmd) {
|
|
case RIO_RECV_COMMAND:
|
|
if (!(flag & FWRITE))
|
|
return EPERM;
|
|
rio_cmd = (struct RioCommand *)addr;
|
|
if (rio_cmd == NULL)
|
|
return EINVAL;
|
|
len = rio_cmd->length;
|
|
|
|
requesttype = rio_cmd->requesttype | UT_READ_VENDOR_DEVICE;
|
|
DPRINTFN(1,("sending command:reqtype=%0x req=%0x value=%0x index=%0x len=%0x\n",
|
|
requesttype, rio_cmd->request, rio_cmd->value, rio_cmd->index, len));
|
|
break;
|
|
|
|
case RIO_SEND_COMMAND:
|
|
if (!(flag & FWRITE))
|
|
return EPERM;
|
|
rio_cmd = (struct RioCommand *)addr;
|
|
if (rio_cmd == NULL)
|
|
return EINVAL;
|
|
len = rio_cmd->length;
|
|
|
|
requesttype = rio_cmd->requesttype | UT_WRITE_VENDOR_DEVICE;
|
|
DPRINTFN(1,("sending command:reqtype=%0x req=%0x value=%0x index=%0x len=%0x\n",
|
|
requesttype, rio_cmd->request, rio_cmd->value, rio_cmd->index, len));
|
|
break;
|
|
|
|
default:
|
|
return EINVAL;
|
|
break;
|
|
}
|
|
|
|
/* Send rio control message */
|
|
req.bmRequestType = requesttype;
|
|
req.bRequest = rio_cmd->request;
|
|
USETW(req.wValue, rio_cmd->value);
|
|
USETW(req.wIndex, rio_cmd->index);
|
|
USETW(req.wLength, len);
|
|
|
|
if (len < 0 || len > 32767)
|
|
return EINVAL;
|
|
if (len != 0) {
|
|
iov.iov_base = (caddr_t)rio_cmd->buffer;
|
|
iov.iov_len = len;
|
|
uio.uio_iov = &iov;
|
|
uio.uio_iovcnt = 1;
|
|
uio.uio_resid = len;
|
|
uio.uio_offset = 0;
|
|
uio.uio_segflg = UIO_USERSPACE;
|
|
uio.uio_rw =
|
|
req.bmRequestType & UT_READ ?
|
|
UIO_READ : UIO_WRITE;
|
|
uio.uio_procp = p;
|
|
ptr = malloc(len, M_TEMP, M_WAITOK);
|
|
if (uio.uio_rw == UIO_WRITE) {
|
|
error = uiomove(ptr, len, &uio);
|
|
if (error)
|
|
goto ret;
|
|
}
|
|
}
|
|
|
|
r = usbd_do_request_flags(sc->sc_udev, &req,
|
|
ptr, req_flags, &req_actlen);
|
|
if (r == USBD_NORMAL_COMPLETION) {
|
|
error = 0;
|
|
if (len != 0) {
|
|
if (uio.uio_rw == UIO_READ) {
|
|
error = uiomove(ptr, len, &uio);
|
|
}
|
|
}
|
|
} else {
|
|
error = EIO;
|
|
}
|
|
|
|
ret:
|
|
if (ptr)
|
|
free(ptr, M_TEMP);
|
|
return error;
|
|
}
|
|
|
|
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
int
|
|
urio_activate(self, act)
|
|
device_ptr_t self;
|
|
enum devact act;
|
|
{
|
|
struct urio_softc *sc = (struct urio_softc *)self;
|
|
|
|
switch (act) {
|
|
case DVACT_ACTIVATE:
|
|
return (EOPNOTSUPP);
|
|
break;
|
|
|
|
case DVACT_DEACTIVATE:
|
|
sc->sc_dying = 1;
|
|
break;
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
USB_DETACH(urio)
|
|
{
|
|
USB_DETACH_START(urio, sc);
|
|
struct urio_endpoint *sce;
|
|
int i, dir;
|
|
int s;
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
int maj, mn;
|
|
|
|
DPRINTF(("urio_detach: sc=%p flags=%d\n", sc, flags));
|
|
#elif defined(__FreeBSD__)
|
|
DPRINTF(("urio_detach: sc=%p\n", sc));
|
|
#endif
|
|
|
|
sc->sc_dying = 1;
|
|
/* Abort all pipes. Causes processes waiting for transfer to wake. */
|
|
#if 0
|
|
for (i = 0; i < USB_MAX_ENDPOINTS; i++) {
|
|
for (dir = OUT; dir <= IN; dir++) {
|
|
sce = &sc->sc_endpoints[i][dir];
|
|
if (sce && sce->pipeh)
|
|
usbd_abort_pipe(sce->pipeh);
|
|
}
|
|
}
|
|
|
|
s = splusb();
|
|
if (--sc->sc_refcnt >= 0) {
|
|
/* Wake everyone */
|
|
for (i = 0; i < USB_MAX_ENDPOINTS; i++)
|
|
wakeup(&sc->sc_endpoints[i][IN]);
|
|
/* Wait for processes to go away. */
|
|
usb_detach_wait(USBDEV(sc->sc_dev));
|
|
}
|
|
splx(s);
|
|
#else
|
|
if (sc->sc_pipeh_in)
|
|
usbd_abort_pipe(sc->sc_pipeh_in);
|
|
|
|
if (sc->sc_pipeh_out)
|
|
usbd_abort_pipe(sc->sc_pipeh_out);
|
|
|
|
s = splusb();
|
|
if (--sc->sc_refcnt >= 0) {
|
|
/* Wait for processes to go away. */
|
|
usb_detach_wait(USBDEV(sc->sc_dev));
|
|
}
|
|
splx(s);
|
|
#endif
|
|
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
/* locate the major number */
|
|
for (maj = 0; maj < nchrdev; maj++)
|
|
if (cdevsw[maj].d_open == urioopen)
|
|
break;
|
|
|
|
/* Nuke the vnodes for any open instances (calls close). */
|
|
mn = self->dv_unit * USB_MAX_ENDPOINTS;
|
|
vdevgone(maj, mn, mn + USB_MAX_ENDPOINTS - 1, VCHR);
|
|
#elif defined(__FreeBSD__)
|
|
/* XXX not implemented yet */
|
|
#endif
|
|
|
|
usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
|
|
USBDEV(sc->sc_dev));
|
|
|
|
return (0);
|
|
}
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
|
|
#if defined(__FreeBSD__)
|
|
Static int
|
|
urio_detach(device_t self)
|
|
{
|
|
DPRINTF(("%s: disconnected\n", USBDEVNAME(self)));
|
|
device_set_desc(self, NULL);
|
|
return 0;
|
|
}
|
|
|
|
#if (__FreeBSD__ >= 4)
|
|
DRIVER_MODULE(urio, uhub, urio_driver, urio_devclass, usbd_driver_load, 0);
|
|
#else
|
|
CDEV_DRIVER_MODULE(urio, uhub, urio_driver, urio_devclass,
|
|
URIO_CDEV_MAJOR, urio_cdevsw, usbd_driver_load, 0);
|
|
#endif
|
|
|
|
#endif
|