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NetBSD/sys/dev/usb/uvisor.c

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/* $NetBSD: uvisor.c,v 1.36 2007/10/25 19:32:15 plunky 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.
*/
/*
* Handspring Visor (Palmpilot compatible PDA) driver
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: uvisor.c,v 1.36 2007/10/25 19:32:15 plunky Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/device.h>
#include <sys/conf.h>
#include <sys/tty.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usbdi_util.h>
#include <dev/usb/usbdevs.h>
#include <dev/usb/ucomvar.h>
#ifdef UVISOR_DEBUG
#define DPRINTF(x) if (uvisordebug) printf x
#define DPRINTFN(n,x) if (uvisordebug>(n)) printf x
int uvisordebug = 0;
#else
#define DPRINTF(x)
#define DPRINTFN(n,x)
#endif
#define UVISOR_CONFIG_INDEX 0
#define UVISOR_IFACE_INDEX 0
/* From the Linux driver */
/*
* UVISOR_REQUEST_BYTES_AVAILABLE asks the visor for the number of bytes that
* are available to be transfered to the host for the specified endpoint.
* Currently this is not used, and always returns 0x0001
*/
#define UVISOR_REQUEST_BYTES_AVAILABLE 0x01
/*
* UVISOR_CLOSE_NOTIFICATION is set to the device to notify it that the host
* is now closing the pipe. An empty packet is sent in response.
*/
#define UVISOR_CLOSE_NOTIFICATION 0x02
/*
* UVISOR_GET_CONNECTION_INFORMATION is sent by the host during enumeration to
* get the endpoints used by the connection.
*/
#define UVISOR_GET_CONNECTION_INFORMATION 0x03
/*
* UVISOR_GET_CONNECTION_INFORMATION returns data in the following format
*/
#define UVISOR_MAX_CONN 8
struct uvisor_connection_info {
uWord num_ports;
struct {
uByte port_function_id;
uByte port;
} connections[UVISOR_MAX_CONN];
};
#define UVISOR_CONNECTION_INFO_SIZE 18
/* struct uvisor_connection_info.connection[x].port_function_id defines: */
#define UVISOR_FUNCTION_GENERIC 0x00
#define UVISOR_FUNCTION_DEBUGGER 0x01
#define UVISOR_FUNCTION_HOTSYNC 0x02
#define UVISOR_FUNCTION_CONSOLE 0x03
#define UVISOR_FUNCTION_REMOTE_FILE_SYS 0x04
/*
* Unknown PalmOS stuff.
*/
#define UVISOR_GET_PALM_INFORMATION 0x04
#define UVISOR_GET_PALM_INFORMATION_LEN 0x44
struct uvisor_palm_connection_info {
uByte num_ports;
uByte endpoint_numbers_different;
uWord reserved1;
struct {
uDWord port_function_id;
uByte port;
uByte end_point_info;
uWord reserved;
} connections[UVISOR_MAX_CONN];
};
#define UVISORIBUFSIZE 64
#define UVISOROBUFSIZE 1024
struct uvisor_softc {
USBBASEDEVICE sc_dev; /* base device */
usbd_device_handle sc_udev; /* device */
usbd_interface_handle sc_iface; /* interface */
device_ptr_t sc_subdevs[UVISOR_MAX_CONN];
int sc_numcon;
u_int16_t sc_flags;
u_char sc_dying;
};
Static usbd_status uvisor_init(struct uvisor_softc *,
struct uvisor_connection_info *,
struct uvisor_palm_connection_info *);
Static void uvisor_close(void *, int);
struct ucom_methods uvisor_methods = {
NULL,
NULL,
NULL,
NULL,
NULL,
uvisor_close,
NULL,
NULL,
};
struct uvisor_type {
struct usb_devno uv_dev;
u_int16_t uv_flags;
#define PALM4 0x0001
#define VISOR 0x0002
};
static const struct uvisor_type uvisor_devs[] = {
{{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_VISOR }, VISOR },
{{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO }, PALM4 },
{{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO600 }, PALM4 },
{{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M500 }, PALM4 },
{{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M505 }, PALM4 },
{{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M515 }, PALM4 },
{{ USB_VENDOR_PALM, USB_PRODUCT_PALM_I705 }, PALM4 },
{{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M125 }, PALM4 },
{{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M130 }, PALM4 },
{{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_Z }, PALM4 },
{{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_T }, PALM4 },
{{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE31 }, PALM4 },
{{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE }, PALM4 },
{{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_40 }, PALM4 },
{{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_41 }, PALM4 },
{{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_S360 }, PALM4 },
{{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_NX60 }, PALM4 },
{{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_35 }, 0 },
/* {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_25 }, PALM4 },*/
};
#define uvisor_lookup(v, p) ((const struct uvisor_type *)usb_lookup(uvisor_devs, v, p))
USB_DECLARE_DRIVER(uvisor);
USB_MATCH(uvisor)
{
USB_MATCH_START(uvisor, uaa);
DPRINTFN(20,("uvisor: vendor=0x%x, product=0x%x\n",
uaa->vendor, uaa->product));
return (uvisor_lookup(uaa->vendor, uaa->product) != NULL ?
UMATCH_VENDOR_PRODUCT : UMATCH_NONE);
}
USB_ATTACH(uvisor)
{
USB_ATTACH_START(uvisor, sc, uaa);
usbd_device_handle dev = uaa->device;
usbd_interface_handle iface;
usb_interface_descriptor_t *id;
struct uvisor_connection_info coninfo;
struct uvisor_palm_connection_info palmconinfo;
usb_endpoint_descriptor_t *ed;
char *devinfop;
char *devname = USBDEVNAME(sc->sc_dev);
int i, j, hasin, hasout, port;
usbd_status err;
struct ucom_attach_args uca;
DPRINTFN(10,("\nuvisor_attach: sc=%p\n", sc));
/* Move the device into the configured state. */
err = usbd_set_config_index(dev, UVISOR_CONFIG_INDEX, 1);
if (err) {
printf("\n%s: failed to set configuration, err=%s\n",
devname, usbd_errstr(err));
goto bad;
}
err = usbd_device2interface_handle(dev, UVISOR_IFACE_INDEX, &iface);
if (err) {
printf("\n%s: failed to get interface, err=%s\n",
devname, usbd_errstr(err));
goto bad;
}
devinfop = usbd_devinfo_alloc(dev, 0);
USB_ATTACH_SETUP;
printf("%s: %s\n", devname, devinfop);
usbd_devinfo_free(devinfop);
sc->sc_flags = uvisor_lookup(uaa->vendor, uaa->product)->uv_flags;
if ((sc->sc_flags & (VISOR | PALM4)) == 0) {
printf("%s: init failed, device type is neither visor nor palm\n",
USBDEVNAME(sc->sc_dev));
goto bad;
}
id = usbd_get_interface_descriptor(iface);
sc->sc_udev = dev;
sc->sc_iface = iface;
uca.ibufsize = UVISORIBUFSIZE;
uca.obufsize = UVISOROBUFSIZE;
uca.ibufsizepad = UVISORIBUFSIZE;
uca.opkthdrlen = 0;
uca.device = dev;
uca.iface = iface;
uca.methods = &uvisor_methods;
uca.arg = sc;
err = uvisor_init(sc, &coninfo, &palmconinfo);
if (err) {
printf("%s: init failed, %s\n", USBDEVNAME(sc->sc_dev),
usbd_errstr(err));
goto bad;
}
usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
USBDEV(sc->sc_dev));
if (sc->sc_flags & VISOR) {
sc->sc_numcon = UGETW(coninfo.num_ports);
if (sc->sc_numcon > UVISOR_MAX_CONN)
sc->sc_numcon = UVISOR_MAX_CONN;
/* Attach a ucom for each connection. */
for (i = 0; i < sc->sc_numcon; ++i) {
switch (coninfo.connections[i].port_function_id) {
case UVISOR_FUNCTION_GENERIC:
uca.info = "Generic";
break;
case UVISOR_FUNCTION_DEBUGGER:
uca.info = "Debugger";
break;
case UVISOR_FUNCTION_HOTSYNC:
uca.info = "HotSync";
break;
case UVISOR_FUNCTION_REMOTE_FILE_SYS:
uca.info = "Remote File System";
break;
default:
uca.info = "unknown";
break;
}
port = coninfo.connections[i].port;
uca.portno = port;
uca.bulkin = port | UE_DIR_IN;
uca.bulkout = port | UE_DIR_OUT;
/* Verify that endpoints exist. */
hasin = 0;
hasout = 0;
for (j = 0; j < id->bNumEndpoints; j++) {
ed = usbd_interface2endpoint_descriptor(iface, j);
if (ed == NULL)
break;
if (UE_GET_ADDR(ed->bEndpointAddress) == port &&
(ed->bmAttributes & UE_XFERTYPE) == UE_BULK) {
if (UE_GET_DIR(ed->bEndpointAddress)
== UE_DIR_IN)
hasin++;
else
hasout++;
}
}
if (hasin == 1 && hasout == 1)
sc->sc_subdevs[i] = config_found_sm_loc(self,
"ucombus", NULL, &uca,
ucomprint, ucomsubmatch);
else
printf("%s: no proper endpoints for port %d (%d,%d)\n",
USBDEVNAME(sc->sc_dev), port, hasin, hasout);
}
} else {
sc->sc_numcon = palmconinfo.num_ports;
if (sc->sc_numcon > UVISOR_MAX_CONN)
sc->sc_numcon = UVISOR_MAX_CONN;
/* Attach a ucom for each connection. */
for (i = 0; i < sc->sc_numcon; ++i) {
/*
* XXX this should copy out 4-char string from the
* XXX port_function_id, but where would the string go?
* XXX uca.info is a const char *, not an array.
*/
uca.info = "sync";
uca.portno = i;
if (palmconinfo.endpoint_numbers_different) {
port = palmconinfo.connections[i].end_point_info;
uca.bulkin = (port >> 4) | UE_DIR_IN;
uca.bulkout = (port & 0xf) | UE_DIR_OUT;
} else {
port = palmconinfo.connections[i].port;
uca.bulkin = port | UE_DIR_IN;
uca.bulkout = port | UE_DIR_OUT;
}
sc->sc_subdevs[i] = config_found_sm_loc(self, "ucombus",
NULL, &uca, ucomprint, ucomsubmatch);
}
}
USB_ATTACH_SUCCESS_RETURN;
bad:
DPRINTF(("uvisor_attach: ATTACH ERROR\n"));
sc->sc_dying = 1;
USB_ATTACH_ERROR_RETURN;
}
int
uvisor_activate(device_ptr_t self, enum devact act)
{
struct uvisor_softc *sc = (struct uvisor_softc *)self;
int rv = 0;
int i;
switch (act) {
case DVACT_ACTIVATE:
return (EOPNOTSUPP);
break;
case DVACT_DEACTIVATE:
for (i = 0; i < sc->sc_numcon; i++)
if (sc->sc_subdevs[i] != NULL)
rv |= config_deactivate(sc->sc_subdevs[i]);
sc->sc_dying = 1;
break;
}
return (rv);
}
int
uvisor_detach(device_ptr_t self, int flags)
{
struct uvisor_softc *sc = (struct uvisor_softc *)self;
int rv = 0;
int i;
DPRINTF(("uvisor_detach: sc=%p flags=%d\n", sc, flags));
sc->sc_dying = 1;
for (i = 0; i < sc->sc_numcon; i++) {
if (sc->sc_subdevs[i] != NULL) {
rv |= config_detach(sc->sc_subdevs[i], flags);
sc->sc_subdevs[i] = NULL;
}
}
if (sc->sc_udev)
usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
USBDEV(sc->sc_dev));
return (rv);
}
usbd_status
uvisor_init(struct uvisor_softc *sc, struct uvisor_connection_info *ci,
struct uvisor_palm_connection_info *cpi)
{
usbd_status err;
usb_device_request_t req;
int actlen;
uWord avail;
if (sc->sc_flags & VISOR) {
DPRINTF(("uvisor_init: getting Visor connection info\n"));
req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
req.bRequest = UVISOR_GET_CONNECTION_INFORMATION;
USETW(req.wValue, 0);
USETW(req.wIndex, 0);
USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE);
err = usbd_do_request_flags(sc->sc_udev, &req, ci,
USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT);
if (err)
return (err);
}
if (sc->sc_flags & PALM4) {
DPRINTF(("uvisor_init: getting Palm connection info\n"));
req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
req.bRequest = UVISOR_GET_PALM_INFORMATION;
USETW(req.wValue, 0);
USETW(req.wIndex, 0);
USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN);
err = usbd_do_request_flags(sc->sc_udev, &req, cpi,
USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT);
if (err)
return (err);
}
DPRINTF(("uvisor_init: getting available bytes\n"));
req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
req.bRequest = UVISOR_REQUEST_BYTES_AVAILABLE;
USETW(req.wValue, 0);
USETW(req.wIndex, 5);
USETW(req.wLength, sizeof avail);
err = usbd_do_request(sc->sc_udev, &req, &avail);
if (err)
return (err);
DPRINTF(("uvisor_init: avail=%d\n", UGETW(avail)));
DPRINTF(("uvisor_init: done\n"));
return (err);
}
void
uvisor_close(void *addr, int portno)
{
struct uvisor_softc *sc = addr;
usb_device_request_t req;
struct uvisor_connection_info coninfo; /* XXX ? */
int actlen;
if (sc->sc_dying)
return;
req.bmRequestType = UT_READ_VENDOR_ENDPOINT; /* XXX read? */
req.bRequest = UVISOR_CLOSE_NOTIFICATION;
USETW(req.wValue, 0);
USETW(req.wIndex, 0);
USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE);
(void)usbd_do_request_flags(sc->sc_udev, &req, &coninfo,
USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT);
}
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