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authorJörg Frings-Fürst <debian@jff-webhosting.net>2014-10-06 14:00:40 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2014-10-06 14:00:40 +0200
commit6e9c41a892ed0e0da326e0278b3221ce3f5713b8 (patch)
tree2e301d871bbeeb44aa57ff9cc070fcf3be484487 /tools/check-usb-chip.c
Initial import of sane-backends version 1.0.24-1.2
Diffstat (limited to 'tools/check-usb-chip.c')
-rw-r--r--tools/check-usb-chip.c4128
1 files changed, 4128 insertions, 0 deletions
diff --git a/tools/check-usb-chip.c b/tools/check-usb-chip.c
new file mode 100644
index 0000000..68b8f79
--- /dev/null
+++ b/tools/check-usb-chip.c
@@ -0,0 +1,4128 @@
+/*
+ check-usb-chip.c -- Find out what USB scanner chipset is used
+
+ Copyright (C) 2003-2005 Henning Meier-Geinitz <henning@meier-geinitz.de>
+ Copyright (C) 2003 Gerhard Jaeger <gerhard@gjaeger.de>
+ for LM983x tests
+ Copyright (C) 2003 Gerard Klaver <gerard at gkall dot hobby dot nl>
+ for ICM532B tests
+
+ This file is part of the SANE package.
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ MA 02111-1307, USA.
+*/
+
+
+#include "../include/sane/config.h"
+
+#ifdef HAVE_LIBUSB
+
+#include "../include/sane/sane.h"
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+#ifdef HAVE_LUSB0_USB_H
+#include <lusb0_usb.h>
+#else
+#include <usb.h>
+#endif
+
+#include "../include/_stdint.h"
+
+static int verbose = 0;
+static SANE_Bool no_chipset_access;
+#define TIMEOUT 1000
+
+extern char *check_usb_chip (struct usb_device *dev, int verbosity,
+ SANE_Bool from_file);
+
+static int
+prepare_interface (struct usb_device *dev, usb_dev_handle ** handle)
+{
+ int result;
+
+ if (no_chipset_access)
+ return 0;
+
+ *handle = usb_open (dev);
+ if (*handle == 0)
+ {
+ if (verbose > 1)
+ printf (" Couldn't open device: %s\n", usb_strerror ());
+ return 0;
+ }
+
+ result =
+ usb_set_configuration (*handle, dev->config[0].bConfigurationValue);
+ if (result < 0)
+ {
+ if (verbose > 1)
+ printf (" Couldn't set configuration: %s\n", usb_strerror ());
+ usb_close (*handle);
+ return 0;
+ }
+
+ result = usb_claim_interface (*handle, 0);
+ if (result < 0)
+ {
+ if (verbose > 1)
+ printf (" Couldn't claim interface: %s\n", usb_strerror ());
+ usb_close (*handle);
+ return 0;
+ }
+ return 1;
+}
+
+static void
+finish_interface (usb_dev_handle * handle)
+{
+ usb_release_interface (handle, 0);
+ usb_close (handle);
+}
+
+/* Check for Grandtech GT-6801 */
+static char *
+check_gt6801 (struct usb_device *dev)
+{
+ char req[64];
+ usb_dev_handle *handle;
+ int result;
+
+ if (verbose > 2)
+ printf (" checking for GT-6801 ...\n");
+
+ /* Check device descriptor */
+ if (dev->descriptor.bDeviceClass != USB_CLASS_VENDOR_SPEC)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6801 (bDeviceClass = %d)\n",
+ dev->descriptor.bDeviceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6801 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6801 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6801 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 1)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6801 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-6801 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ /* Now we send a control message */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "GT-6801?";
+
+ memset (req, 0, 64);
+ req[0] = 0x2e; /* get identification information */
+ req[1] = 0x01;
+
+ result =
+ usb_control_msg (handle, 0x40, 0x01, 0x2010, 0x3f40, req, 64, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send write control message (%s)\n",
+ strerror (errno));
+ finish_interface (handle);
+ return 0;
+ }
+ result =
+ usb_control_msg (handle, 0xc0, 0x01, 0x2011, 0x3f00, req, 64, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send read control message (%s)\n",
+ strerror (errno));
+ finish_interface (handle);
+ return 0;
+ }
+ if (req[0] != 0 || (req[1] != 0x2e && req[1] != 0))
+ {
+ if (verbose > 2)
+ printf (" Unexpected result from control message (%0x/%0x)\n",
+ req[0], req[1]);
+ finish_interface (handle);
+ return 0;
+ }
+ finish_interface (handle);
+ return "GT-6801";
+}
+
+/* Check for Grandtech GT-6816 */
+static char *
+check_gt6816 (struct usb_device *dev)
+{
+ char req[64];
+ usb_dev_handle *handle;
+ int result;
+ int i;
+
+ if (verbose > 2)
+ printf (" checking for GT-6816 ...\n");
+
+ /* Check device descriptor */
+ if ((dev->descriptor.bDeviceClass != USB_CLASS_PER_INTERFACE)
+ || (dev->config[0].interface[0].altsetting[0].bInterfaceClass !=
+ USB_CLASS_VENDOR_SPEC))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-6816 (bDeviceClass = %d, bInterfaceClass = %d)\n",
+ dev->descriptor.bDeviceClass,
+ dev->config[0].interface[0].altsetting[0].bInterfaceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6816 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0x00)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6816 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0x00)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6816 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ if (dev->config[0].bNumInterfaces != 0x01)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6816 (bNumInterfaces = 0x%x)\n",
+ dev->config[0].bNumInterfaces);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 2)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6816 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-6816 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-6816 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+
+ }
+
+ /* Now we send a control message */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "GT-6816?";
+
+ memset (req, 0, 64);
+ for (i = 0; i < 8; i++)
+ {
+ req[8 * i + 0] = 0x73; /* check firmware */
+ req[8 * i + 1] = 0x01;
+ }
+
+ result =
+ usb_control_msg (handle, 0x40, 0x04, 0x2012, 0x3f40, req, 64, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send write control message (%s)\n",
+ strerror (errno));
+ finish_interface (handle);
+ return 0;
+ }
+ result =
+ usb_control_msg (handle, 0xc0, 0x01, 0x2013, 0x3f00, req, 64, TIMEOUT);
+ if (result <= 0)
+ {
+ /* Before firmware upload, 64 bytes are returned. Some libusb
+ implementations/operating systems can't seem to cope with short
+ packets. */
+ result =
+ usb_control_msg (handle, 0xc0, 0x01, 0x2013, 0x3f00, req, 8, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send read control message (%s)\n",
+ strerror (errno));
+ finish_interface (handle);
+ return 0;
+ }
+ }
+
+ if (req[0] != 0)
+ {
+ if (verbose > 2)
+ printf (" Unexpected result from control message (%0x/%0x)\n",
+ req[0], req[1]);
+ finish_interface (handle);
+ return 0;
+ }
+ finish_interface (handle);
+ return "GT-6816";
+}
+
+/* Check for Grandtech GT-8911 */
+static char *
+check_gt8911 (struct usb_device *dev)
+{
+ char req[64];
+ usb_dev_handle *handle;
+ int result;
+
+ if (verbose > 2)
+ printf (" checking for GT-8911 ...\n");
+
+ /* Check device descriptor */
+ if ((dev->descriptor.bDeviceClass != USB_CLASS_PER_INTERFACE)
+ || (dev->config[0].interface[0].altsetting[0].bInterfaceClass !=
+ USB_CLASS_VENDOR_SPEC))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-8911 (check 1, bDeviceClass = %d, bInterfaceClass = %d)\n",
+ dev->descriptor.bDeviceClass,
+ dev->config[0].interface[0].altsetting[0].bInterfaceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-8911 (check 2, bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0x00)
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-8911 (check 3, bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0x00)
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-8911 (check 4, bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 2)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-8911 (check 5, bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ /* Check first endpoint descriptor block */
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-8911 (check 6, bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-8911 (check 7, bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+
+ }
+ if (dev->config[0].bNumInterfaces < 2)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-8911 (check 8, bNumInterfaces = %d)\n",
+ dev->config[0].bNumInterfaces);
+ return 0;
+ }
+ if (dev->config[0].interface[1].num_altsetting < 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-8911 (check 9, num_altsetting = %d)\n",
+ dev->config[0].interface[1].num_altsetting);
+ return 0;
+ }
+
+ /* Check fourth endpoint descriptor block */
+ if ((dev->config[0].interface[1].altsetting[2].endpoint[0].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[1].altsetting[2].endpoint[0].
+ bmAttributes != 0x01)
+ || (dev->config[0].interface[1].altsetting[2].endpoint[0].
+ wMaxPacketSize != 0x01d0)
+ || (dev->config[0].interface[1].altsetting[2].endpoint[0].bInterval !=
+ 0x01))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-8911 (check 10, bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[1].altsetting[2].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[1].altsetting[2].endpoint[0].bmAttributes,
+ dev->config[0].interface[1].altsetting[2].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[1].altsetting[2].endpoint[0].bInterval);
+ return 0;
+ }
+ if ((dev->config[0].interface[1].altsetting[2].endpoint[1].
+ bEndpointAddress != 0x04)
+ || (dev->config[0].interface[1].altsetting[2].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[1].altsetting[2].endpoint[1].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[1].altsetting[2].endpoint[1].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-8911 (check 11, bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[1].altsetting[2].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[1].altsetting[2].endpoint[1].bmAttributes,
+ dev->config[0].interface[1].altsetting[2].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[1].altsetting[2].endpoint[1].bInterval);
+ return 0;
+
+ }
+
+ /* Now we send a control message */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "GT-8911?";
+
+ memset (req, 0, 8);
+ req[0] = 0x55;
+ req[1] = 0x66;
+
+ result =
+ usb_control_msg (handle, 0xc0, 0x10, 0x41, 0x0000, req, 64, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-8911 (check 12, couldn't send read control message (%s))\n",
+ strerror (errno));
+ finish_interface (handle);
+ return 0;
+ }
+ result =
+ usb_control_msg (handle, 0xc0, 0x10, 0x05, 0x0000, req, 64, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-8911 (check 13, couldn't send read control message (%s)\n",
+ strerror (errno));
+ finish_interface (handle);
+ return 0;
+ }
+ /* tested on model hardware version 0xffffffc0, firmware version 0x10)) */
+ if (verbose > 2)
+ printf
+ (" Check 14, control message (hardware version %0x / firmware version %0x)\n",
+ req[0], req[1]);
+
+ finish_interface (handle);
+ return "GT-8911";
+}
+
+/* Check for Mustek MA-1017 */
+static char *
+check_ma1017 (struct usb_device *dev)
+{
+ char req[2];
+ usb_dev_handle *handle;
+ int result;
+ char res;
+
+ if (verbose > 2)
+ printf (" checking for MA-1017 ...\n");
+
+ /* Check device descriptor */
+ if ((dev->descriptor.bDeviceClass != USB_CLASS_PER_INTERFACE)
+ || (dev->config[0].interface[0].altsetting[0].bInterfaceClass !=
+ USB_CLASS_PER_INTERFACE))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a MA-1017 (bDeviceClass = %d, bInterfaceClass = %d)\n",
+ dev->descriptor.bDeviceClass,
+ dev->config[0].interface[0].altsetting[0].bInterfaceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x100)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1017 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0x00)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1017 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0x00)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1017 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1017 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x01)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a MA-1017 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x82)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a MA-1017 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x01)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 0x01))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a MA-1017 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ /* read a register value */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "MA-1017?";
+
+ req[0] = 0x00;
+ req[1] = 0x02 | 0x20;
+ result = usb_bulk_write (handle, 0x01, req, 2, 1000);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1017 (Error during bulk write)\n");
+ finish_interface (handle);
+ return 0;
+ }
+ result = usb_bulk_read (handle, 0x82, &res, 1, 1000);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1017 (Error during bulk read)\n");
+ finish_interface (handle);
+ return 0;
+ }
+ /* Read one byte again to work around a bug in the MA-1017 chipset that
+ appears when an odd number of bytes is read or written. */
+ result = usb_bulk_write (handle, 0x01, req, 2, 1000);
+ result = usb_bulk_read (handle, 0x82, &res, 1, 1000);
+ finish_interface (handle);
+ return "MA-1017";
+}
+
+/* Check for Mustek MA-1015 */
+static char *
+check_ma1015 (struct usb_device *dev)
+{
+ char req[8];
+ usb_dev_handle *handle;
+ int result;
+ unsigned char res;
+
+ if (verbose > 2)
+ printf (" checking for MA-1015 ...\n");
+
+ /* Check device descriptor */
+ if (dev->descriptor.bDeviceClass != USB_CLASS_VENDOR_SPEC)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1015 (bDeviceClass = %d)\n",
+ dev->descriptor.bDeviceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x100)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1015 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1015 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1015 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 2)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1015 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a MA-1015 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x08)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a MA-1015 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ /* Now we read register 0 to find out if this is really a MA-1015 */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return 0;
+
+ memset (req, 0, 8);
+ req[0] = 33;
+ req[1] = 0x00;
+ result = usb_bulk_write (handle, 0x02, req, 8, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1015 (Error during bulk write)\n");
+ finish_interface (handle);
+ return 0;
+ }
+ result = usb_bulk_read (handle, 0x81, (char *) &res, 1, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1015 (Error during bulk read)\n");
+ finish_interface (handle);
+ return 0;
+ }
+ if (res != 0xa5)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1015 (got 0x%x, expected 0xa5)\n", res);
+ finish_interface (handle);
+ return 0;
+ }
+ finish_interface (handle);
+ return "MA-1015";
+}
+
+/* Check for Mustek MA-1509 */
+static char *
+check_ma1509 (struct usb_device *dev)
+{
+ char req[8];
+ char inquiry[0x60];
+ usb_dev_handle *handle;
+ int result;
+
+ if (verbose > 2)
+ printf (" checking for MA-1509 ...\n");
+
+ /* Check device descriptor */
+ if (dev->descriptor.bDeviceClass != USB_CLASS_VENDOR_SPEC)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1509 (bDeviceClass = %d)\n",
+ dev->descriptor.bDeviceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1509 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1509 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1509 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1509 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a MA-1509 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x08))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a MA-1509 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x08)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 0x10))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a MA-1509 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ /* This is a SCSI-over-USB chip, we'll read the inquiry */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "MA-1509?";
+
+ memset (req, 0, 8);
+ req[0] = 0x12;
+ req[1] = 1;
+ req[6] = 0x60;
+
+ result = usb_bulk_write (handle, 0x02, req, 8, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1509 (Error during bulk write)\n");
+ finish_interface (handle);
+ return 0;
+ }
+ memset (inquiry, 0, 0x60);
+ result = usb_bulk_read (handle, 0x81, (char *) inquiry, 0x60, TIMEOUT);
+ if (result != 0x60)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1509 (Error during bulk read: %d)\n",
+ result);
+ finish_interface (handle);
+ return 0;
+ }
+ if ((inquiry[0] & 0x1f) != 0x06)
+ {
+ if (verbose > 2)
+ printf (" this is not a MA-1509 (inquiry [0] = %d)\n", inquiry[0]);
+ finish_interface (handle);
+ return 0;
+ }
+ if (strncmp (inquiry + 8, "SCANNER ", 8) != 0)
+ {
+ inquiry[16] = 0;
+ if (verbose > 2)
+ printf (" this is not a MA-1509 (vendor=%s)\n", inquiry + 8);
+ finish_interface (handle);
+ return 0;
+ }
+ inquiry[36] = 0;
+ if (verbose > 2)
+ printf (" MA-1509 version %s\n", inquiry + 32);
+
+ finish_interface (handle);
+ return "MA-1509";
+}
+
+/********** the lm983x section **********/
+
+static int
+lm983x_wb (usb_dev_handle * handle, unsigned char reg, unsigned char val)
+{
+ unsigned char buf[5];
+ int result;
+
+ buf[0] = 0;
+ buf[1] = reg;
+ buf[2] = 0;
+ buf[3] = 1;
+ buf[4] = val;
+
+ result = usb_bulk_write (handle, 3, (char *) buf, 5, TIMEOUT);
+ if (result != 5)
+ return 0;
+
+ return 1;
+}
+
+static int
+lm983x_rb (usb_dev_handle * handle, unsigned char reg, unsigned char *val)
+{
+ unsigned char buf[5];
+ int result;
+
+ buf[0] = 1;
+ buf[1] = reg;
+ buf[2] = 0;
+ buf[3] = 1;
+
+ result = usb_bulk_write (handle, 3, (char *) buf, 4, TIMEOUT);
+ if (result != 4)
+ return 0;
+
+
+ result = usb_bulk_read (handle, 2, (char *) val, 1, TIMEOUT);
+ if (result != 1)
+ return 0;
+
+ return 1;
+}
+
+static char *
+check_merlin (struct usb_device *dev)
+{
+ unsigned char val;
+ int result;
+ usb_dev_handle *handle;
+
+ if (verbose > 2)
+ printf (" checking for LM983[1,2,3] ...\n");
+
+ /* Check device descriptor */
+ if (((dev->descriptor.bDeviceClass != USB_CLASS_VENDOR_SPEC)
+ && (dev->descriptor.bDeviceClass != 0))
+ || (dev->config[0].interface[0].altsetting[0].bInterfaceClass !=
+ USB_CLASS_VENDOR_SPEC))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a LM983x (bDeviceClass = %d, bInterfaceClass = %d)\n",
+ dev->descriptor.bDeviceClass,
+ dev->config[0].interface[0].altsetting[0].bInterfaceClass);
+ return 0;
+ }
+ if ((dev->descriptor.bcdUSB != 0x110)
+ && (dev->descriptor.bcdUSB != 0x101)
+ && (dev->descriptor.bcdUSB != 0x100))
+ {
+ if (verbose > 2)
+ printf (" this is not a LM983x (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0x00)
+ {
+ if (verbose > 2)
+ printf (" this is not a LM983x (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if ((dev->descriptor.bDeviceProtocol != 0) &&
+ (dev->descriptor.bDeviceProtocol != 0xff))
+ {
+ if (verbose > 2)
+ printf (" this is not a LM983x (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a LM983x (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x1)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x10))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a LM983x (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x82)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x40)
+ /* Currently disabled as we have some problems in detection here ! */
+ /*|| (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval != 0) */
+ )
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a LM983x (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x40)
+ /* Currently disabled as we have some problems in detection here ! */
+ /* || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval != 0) */
+ )
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a LM983x (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "LM983x?";
+
+ result = lm983x_wb (handle, 0x07, 0x00);
+ if (1 == result)
+ result = lm983x_wb (handle, 0x08, 0x02);
+ if (1 == result)
+ result = lm983x_rb (handle, 0x07, &val);
+ if (1 == result)
+ result = lm983x_rb (handle, 0x08, &val);
+ if (1 == result)
+ result = lm983x_rb (handle, 0x69, &val);
+
+ if (0 == result)
+ {
+ if (verbose > 2)
+ printf (" Couldn't access LM983x registers.\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ finish_interface (handle);
+
+ switch (val)
+ {
+ case 4:
+ return "LM9832/3";
+ break;
+ case 3:
+ return "LM9831";
+ break;
+ case 2:
+ return "LM9830";
+ break;
+ default:
+ return "LM983x?";
+ break;
+ }
+}
+
+/********** the gl646 section **********/
+
+
+static int
+gl646_write_reg (usb_dev_handle * handle, unsigned char reg,
+ unsigned char val)
+{
+ int result;
+
+ result =
+ usb_control_msg (handle, 0x00, 0x00, 0x83, 0x00, (char *) &reg, 0x01,
+ TIMEOUT);
+ if (result < 0)
+ return 0;
+
+ result =
+ usb_control_msg (handle, 0x00, 0x00, 0x85, 0x00, (char *) &val, 0x01,
+ TIMEOUT);
+ if (result < 0)
+ return 0;
+
+ return 1;
+}
+
+static int
+gl646_read_reg (usb_dev_handle * handle, unsigned char reg,
+ unsigned char *val)
+{
+ int result;
+
+ result =
+ usb_control_msg (handle, 0x00, 0x00, 0x83, 0x00, (char *) &reg, 0x01,
+ TIMEOUT);
+ if (result < 0)
+ return 0;
+
+ result =
+ usb_control_msg (handle, 0x80, 0x00, 0x84, 0x00, (char *) val, 0x01,
+ TIMEOUT);
+ if (result < 0)
+ return 0;
+
+ return 1;
+}
+
+
+static char *
+check_gl646 (struct usb_device *dev)
+{
+ unsigned char val;
+ int result;
+ usb_dev_handle *handle;
+
+ if (verbose > 2)
+ printf (" checking for GL646 ...\n");
+
+ /* Check device descriptor */
+ if ((dev->descriptor.bDeviceClass != USB_CLASS_PER_INTERFACE)
+ || (dev->config[0].interface[0].altsetting[0].bInterfaceClass != 0x10))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL646 (bDeviceClass = %d, bInterfaceClass = %d)\n",
+ dev->descriptor.bDeviceClass,
+ dev->config[0].interface[0].altsetting[0].bInterfaceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0x00)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL646 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL646 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x1)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 8))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL646 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "GL646?";
+
+ result = gl646_write_reg (handle, 0x38, 0x15);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (writing register failed)\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ result = gl646_read_reg (handle, 0x4e, &val);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (reading register failed)\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ if (val != 0x15)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (reg 0x4e != reg 0x38)\n");
+ finish_interface (handle);
+ return 0;
+ }
+ finish_interface (handle);
+ return "GL646";
+}
+
+/* Same as check_gl646, except that sanity check are different. */
+static char *
+check_gl646_hp (struct usb_device *dev)
+{
+ unsigned char val;
+ int result;
+ usb_dev_handle *handle;
+
+ if (verbose > 2)
+ printf (" checking for GL646_HP ...\n");
+
+ /* Check device descriptor */
+ if ((dev->descriptor.bDeviceClass != 0xff)
+ || (dev->config[0].interface[0].altsetting[0].bInterfaceClass != 0xff))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL646_HP (bDeviceClass = %d, bInterfaceClass = %d)\n",
+ dev->descriptor.bDeviceClass,
+ dev->config[0].interface[0].altsetting[0].bInterfaceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646_HP (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646_HP (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646_HP (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646_HP (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL646_HP (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL646_HP (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x1)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 8))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL646_HP (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "GL646_HP?";
+
+ result = gl646_write_reg (handle, 0x38, 0x15);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646_HP (writing register failed)\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ result = gl646_read_reg (handle, 0x4e, &val);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646_HP (reading register failed)\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ if (val != 0x15)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646_HP (reg 0x4e != reg 0x38)\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ finish_interface (handle);
+
+ return "GL646_HP";
+}
+
+/* check for the combination of gl660 and gl646 */
+static char *
+check_gl660_gl646 (struct usb_device *dev)
+{
+ unsigned char val;
+ int result;
+ usb_dev_handle *handle;
+
+ if (verbose > 2)
+ printf (" checking for GL660+GL646 ...\n");
+
+ /* Check device descriptor */
+ if ((dev->descriptor.bDeviceClass != USB_CLASS_VENDOR_SPEC)
+ || (dev->config[0].interface[0].altsetting[0].bInterfaceClass !=
+ USB_CLASS_PER_INTERFACE))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL660+GL646 (bDeviceClass = %d, bInterfaceClass = %d)\n",
+ dev->descriptor.bDeviceClass,
+ dev->config[0].interface[0].altsetting[0].bInterfaceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x200)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL660+GL646 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL660+GL646 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL660+GL646 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL660+GL646 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ ||
+ ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ && (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x200))
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL660+GL646 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ ||
+ ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x40)
+ && (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x200))
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL660+GL646 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ ||
+ ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x1)
+ && (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x200))
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 8))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL660+GL646 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "GL660+GL646?";
+
+ result = gl646_write_reg (handle, 0x38, 0x15);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL660+GL646 (writing register failed)\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ result = gl646_read_reg (handle, 0x4e, &val);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL660+GL646 (reading register failed)\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ if (val != 0x15)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL660+GL646 (reg 0x4e != reg 0x38)\n");
+ finish_interface (handle);
+ return 0;
+ }
+ finish_interface (handle);
+ return "GL660+GL646";
+}
+
+
+/********** the gl841 section **********/
+
+/* the various incarnations could be distinguished by the
+ * bcdDevice entry:
+ * 0x701 --> GL124
+ * 0x700 --> ?
+ * 0x605 --> GL845
+ * 0x603 --> GL847
+ * 0x601 --> GL846
+ * 0x500 --> GL843
+ * 0x300 --> GL842 (perhaps only >= 0x303 ?)
+ * 0x200 --> GL841
+ */
+static char *
+check_gl841 (struct usb_device *dev)
+{
+ unsigned char val;
+ int result;
+ usb_dev_handle *handle;
+
+ if (verbose > 2)
+ printf (" checking for GL84x ...\n");
+
+ /* Check device descriptor */
+ if ((dev->descriptor.bDeviceClass != USB_CLASS_VENDOR_SPEC)
+ || (dev->config[0].interface[0].altsetting[0].bInterfaceClass !=
+ USB_CLASS_VENDOR_SPEC))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL84x (bDeviceClass = %d, bInterfaceClass = %d)\n",
+ dev->descriptor.bDeviceClass,
+ dev->config[0].interface[0].altsetting[0].bInterfaceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x200)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL84x (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL84x (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL84x (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL84x (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40) &&
+ (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x200))
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL84x (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x40) &&
+ (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x200))
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL84x (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x1)
+ ||
+ ((dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval != 8)
+ && (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 16)))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL84x (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ result = prepare_interface (dev, &handle);
+ if (!result) {
+ if (dev->descriptor.bcdDevice == 0x702)
+ return "GL124?";
+ if (dev->descriptor.bcdDevice == 0x701)
+ return "GL124?";
+ if (dev->descriptor.bcdDevice >= 0x700)
+ return "GL848+?";
+ if (dev->descriptor.bcdDevice >= 0x603)
+ return "GL847?";
+ if (dev->descriptor.bcdDevice >= 0x600)
+ return "GL846?";
+ if (dev->descriptor.bcdDevice >= 0x500)
+ return "GL845?";
+ if (dev->descriptor.bcdDevice >= 0x400)
+ return "GL843?";
+ if (dev->descriptor.bcdDevice >= 0x300)
+ return "GL842?";
+ else
+ return "GL841?";
+ }
+
+ result = gl646_write_reg (handle, 0x38, 0x15);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL84x (writing register failed)\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ result = gl646_read_reg (handle, 0x38, &val);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL84x (reading register failed)\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ if (val != 0x15)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL84x (reg 0x38 != 0x15)\n");
+ finish_interface (handle);
+ return 0;
+ }
+ finish_interface (handle);
+
+ if (dev->descriptor.bcdDevice == 0x702)
+ return "GL128";
+ if (dev->descriptor.bcdDevice == 0x701)
+ return "GL124";
+ if (dev->descriptor.bcdDevice >= 0x700)
+ return "GL848+";
+ if (dev->descriptor.bcdDevice >= 0x605)
+ return "GL845";
+ if (dev->descriptor.bcdDevice >= 0x603)
+ return "GL847";
+ if (dev->descriptor.bcdDevice >= 0x600)
+ return "GL846";
+ if (dev->descriptor.bcdDevice >= 0x500)
+ return "GL843";
+ if (dev->descriptor.bcdDevice >= 0x300)
+ return "GL842";
+ return "GL841";
+}
+
+
+/********** the icm532b section version 0.2 **********/
+/* no write and read test registers yet */
+
+static char *
+check_icm532b (struct usb_device *dev)
+{
+ int result;
+ usb_dev_handle *handle;
+
+ if (verbose > 2)
+ printf (" checking for ICM532B ...\n");
+
+ /* Check device descriptor */
+ if ((dev->descriptor.bDeviceClass != USB_CLASS_VENDOR_SPEC)
+ || (dev->config[0].interface[0].altsetting[0].bInterfaceClass != 0xff))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 1, bDeviceClass = %d, bInterfaceClass = %d)\n",
+ dev->descriptor.bDeviceClass,
+ dev->config[0].interface[0].altsetting[0].bInterfaceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a ICM532B (check 2, bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0xff)
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 3, bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0xff)
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 4, bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 0x01)
+ {
+ if (verbose > 2)
+ printf (" this is not a ICM532B (check 5, bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ /* Check bEndpointAddress */
+ if (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 6, bEndpointAddress = %d)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress);
+ return 0;
+ }
+ /* Check bmAttributes */
+ if (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x01)
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 7, bEndpointAddress = %d)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].bAlternateSetting != 0x00)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 8, bAlternateSetting = 0x%x, wMaxPacketSize = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].bAlternateSetting,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[1].bAlternateSetting != 0x01)
+ || (dev->config[0].interface[0].altsetting[1].endpoint[0].
+ wMaxPacketSize != 0x100))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 9, bAlternatesetting = 0x%x, wMaxPacketSize = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[1].bAlternateSetting,
+ dev->config[0].interface[0].altsetting[1].endpoint[0].
+ wMaxPacketSize);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[2].bAlternateSetting != 0x02)
+ || (dev->config[0].interface[0].altsetting[2].endpoint[0].
+ wMaxPacketSize != 0x180))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 10, bAlternatesetting = 0x%x, wMaxPacketSize = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[2].bAlternateSetting,
+ dev->config[0].interface[0].altsetting[2].endpoint[0].
+ wMaxPacketSize);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[3].bAlternateSetting != 0x03)
+ || (dev->config[0].interface[0].altsetting[3].endpoint[0].
+ wMaxPacketSize != 0x200))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 11, bAlternatesetting = 0x%x, wMaxPacketSize = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[3].bAlternateSetting,
+ dev->config[0].interface[0].altsetting[3].endpoint[0].
+ wMaxPacketSize);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[4].bAlternateSetting != 0x04)
+ || (dev->config[0].interface[0].altsetting[4].endpoint[0].
+ wMaxPacketSize != 0x280))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 12, bAlternatesetting = 0x%x, wMaxPacketSize = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[4].bAlternateSetting,
+ dev->config[0].interface[0].altsetting[4].endpoint[0].
+ wMaxPacketSize);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[5].bAlternateSetting != 0x05)
+ || (dev->config[0].interface[0].altsetting[5].endpoint[0].
+ wMaxPacketSize != 0x300))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 13, bAlternatesetting = 0x%x, wMaxPacketSize = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[5].bAlternateSetting,
+ dev->config[0].interface[0].altsetting[5].endpoint[0].
+ wMaxPacketSize);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[6].bAlternateSetting != 0x06)
+ || (dev->config[0].interface[0].altsetting[6].endpoint[0].
+ wMaxPacketSize != 0x380))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 14, bAlternatesetting = 0x%x, wMaxPacketSize = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[6].bAlternateSetting,
+ dev->config[0].interface[0].altsetting[6].endpoint[0].
+ wMaxPacketSize);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[7].bAlternateSetting != 0x07)
+ || (dev->config[0].interface[0].altsetting[7].endpoint[0].
+ wMaxPacketSize != 0x3ff))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a ICM532B (check 15, bAlternatesetting = 0x%x, wMaxPacketSize = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[7].bAlternateSetting,
+ dev->config[0].interface[0].altsetting[7].endpoint[0].
+ wMaxPacketSize);
+ return 0;
+ }
+
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "ICM532B?";
+
+ finish_interface (handle);
+ return "ICM532B";
+}
+/* ====================================== end of icm532b ==================*/
+
+
+/* Check for the combination of a PowerVision PV8630 (USB->parport bridge)
+ and National Semiconductor LM9830 */
+static char *
+check_pv8630_lm9830 (struct usb_device *dev)
+{
+ usb_dev_handle *handle;
+ int result;
+ char data;
+
+ if (verbose > 2)
+ printf (" checking for PV8630/LM9830 ...\n");
+
+ /* Check device descriptor */
+ if (dev->descriptor.bDeviceClass != USB_CLASS_PER_INTERFACE)
+ {
+ if (verbose > 2)
+ printf (" this is not a PV8630/LM9830 (bDeviceClass = %d)\n",
+ dev->descriptor.bDeviceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x100)
+ {
+ if (verbose > 2)
+ printf (" this is not a PV8630/LM9830 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0x00)
+ {
+ if (verbose > 2)
+ printf (" this is not a PV8630/LM9830 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0x00)
+ {
+ if (verbose > 2)
+ printf (" this is not a PV8630/LM9830 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a PV8630/LM9830 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ /* Endpoint 0 */
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x01)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a PV8630/LM9830 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+ /* Endpoint 1 */
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x82)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a PV8630/LM9830 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+ /* Endpoint 2 */
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x01)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 0x01))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a PV8630/LM9830 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ /* Now we write/read a register (red offset) */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "PV8630/LM9830?";
+
+ result =
+ usb_control_msg (handle, 0x40, 0x01, 0x38, 0x01, NULL, 0, TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send write register number (%s)\n",
+ usb_strerror ());
+ finish_interface (handle);
+ return 0;
+ }
+
+ result =
+ usb_control_msg (handle, 0x40, 0x01, 0x0f, 0x00, NULL, 0, TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send register data (%s)\n",
+ usb_strerror ());
+ finish_interface (handle);
+ return 0;
+ }
+
+ result =
+ usb_control_msg (handle, 0x40, 0x01, 0x38, 0x01, NULL, 0, TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send read register number (%s)\n",
+ usb_strerror ());
+ finish_interface (handle);
+ return 0;
+ }
+
+ result =
+ usb_control_msg (handle, 0xc0, 0x00, 0, 0x00, &data, 1, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't read register data (%s)\n",
+ usb_strerror ());
+ finish_interface (handle);
+ return 0;
+ }
+
+ if (data != 0x0f)
+ {
+ if (verbose > 2)
+ printf (" Data read != data written (%d/%d)\n", data, 0x0f);
+ finish_interface (handle);
+ return 0;
+ }
+
+ finish_interface (handle);
+ return "PV8630/LM9830";
+}
+
+
+/* Check for Toshiba M011 */
+static char *
+check_m011 (struct usb_device *dev)
+{
+ usb_dev_handle *handle;
+ int result;
+ char data;
+
+ if (verbose > 2)
+ printf (" checking for M011 ...\n");
+
+ /* Check device descriptor */
+ if (dev->descriptor.bDeviceClass != USB_CLASS_VENDOR_SPEC)
+ {
+ if (verbose > 2)
+ printf (" this is not a M011 (bDeviceClass = %d)\n",
+ dev->descriptor.bDeviceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x100)
+ {
+ if (verbose > 2)
+ printf (" this is not a M011 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != USB_CLASS_VENDOR_SPEC)
+ {
+ if (verbose > 2)
+ printf (" this is not a M011 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != USB_CLASS_VENDOR_SPEC)
+ {
+ if (verbose > 2)
+ printf (" this is not a M011 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 1)
+ {
+ if (verbose > 2)
+ printf (" this is not a M011 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ /* Endpoint 0 */
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x82)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a M011 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ /* Now we write/read a register (red offset) */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "M011?";
+
+ data = 0x63;
+
+ result =
+ usb_control_msg (handle, 0x40, 0x08, 0x34, 0x00, &data, 1, TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't write register (%s)\n",
+ usb_strerror ());
+ finish_interface (handle);
+ return 0;
+ }
+ data = 0;
+
+ result =
+ usb_control_msg (handle, 0xc0, 0x00, 0x34, 0x00, &data, 1, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't read register (%s)\n",
+ usb_strerror ());
+ finish_interface (handle);
+ return 0;
+ }
+
+ if (data != 0x63)
+ {
+ if (verbose > 2)
+ printf (" Data read != data written (%d/%d)\n", data, 0x63);
+ finish_interface (handle);
+ return 0;
+ }
+
+ finish_interface (handle);
+ return "M011";
+}
+
+
+/* Check for Realtek rts88xx */
+static int
+rts88xx_read_reg (usb_dev_handle * handle, unsigned char *req, unsigned char *res, int size)
+{
+ int result;
+
+ result =
+ usb_bulk_write (handle, 0x02, (char *)req, 0x04, TIMEOUT);
+ if (result < 0)
+ return 0;
+
+ result =
+ usb_bulk_read (handle, 0x81, (char *)res, size, TIMEOUT);
+ if (result < 0)
+ return 0;
+
+ return 1;
+}
+
+static char *
+check_rts8858c (struct usb_device *dev)
+{
+ unsigned char req[4];
+ unsigned char res[10];
+ usb_dev_handle *handle;
+ int result;
+
+ if (verbose > 2)
+ printf (" checking for rts8858c ...\n");
+
+ /* Check device descriptor */
+ if (dev->descriptor.bDeviceClass != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a rts8858c (bDeviceClass = %d)\n",
+ dev->descriptor.bDeviceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a rts8858c (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a rts8858c (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a rts8858c (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a rts8858c (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a rts8858c (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x08)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a rts8858c (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x01)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 0xFA))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a rts8858c (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ /* Now we read 10 registers */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "rts8858c?";
+
+ memset (req, 0, 4);
+ req[0] = 0x80; /* get registers 0x12-0x1c */
+ req[1] = 0x12;
+ req[2] = 0x00;
+ req[3] = 0x0a;
+
+ result = rts88xx_read_reg(handle,req,res,req[3]);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't read registers\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ if (res[1] != 0x03 || res[2] != 0x00)
+ {
+ if (verbose > 2)
+ printf (" Unexpected result from register reading (0x%0x/0x%0x)\n",
+ res[1], res[2]);
+ finish_interface (handle);
+ return 0;
+ }
+ finish_interface (handle);
+ return "rts8858c";
+} /* end of rts8858 detection */
+
+static char *
+check_rts88x1 (struct usb_device *dev)
+{
+ unsigned char req[4];
+ unsigned char res[243];
+ usb_dev_handle *handle;
+ int result;
+
+ if (verbose > 2)
+ printf (" checking for rts8801/rts8891 ...\n");
+
+ /* Check device descriptor */
+ if (dev->descriptor.bDeviceClass != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a rts8801/rts8891 (bDeviceClass = %d)\n",
+ dev->descriptor.bDeviceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a rts8801/rts8891 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a rts8801/rts8891 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a rts8801/rts8891 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a rts8801/rts8891 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a rts8801/rts8891 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x08)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a rts8801/rts8891 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x01)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 0xFA))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a rts8801/rts8891 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ /* Now we read 10 registers */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "rts8801/rts8891?";
+
+ memset (req, 0, 4);
+ req[0] = 0x80; /* get registers 0x00-0xF2 */
+ req[1] = 0x00;
+ req[2] = 0x00;
+ req[3] = 0xf3;
+
+ result = rts88xx_read_reg(handle,req,res,req[3]);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't read registers\n");
+ finish_interface (handle);
+ return 0;
+ }
+
+ /* test CCD and link registers */
+ if (res[0xb0] != 0x80 || ((res[0] & 0x0f)!=0x05))
+ {
+ if (verbose > 2)
+ printf (" Unexpected result from register reading (0x%0x/0x%0x)\n",
+ res[0xb0], res[2]);
+ finish_interface (handle);
+ return 0;
+ }
+ finish_interface (handle);
+ return "rts8801/rts8891";
+} /* end of rts8801/rts8891 detection */
+
+
+/* Check for Service & Quality SQ113 */
+static char *
+check_sq113 (struct usb_device *dev)
+{
+ usb_dev_handle *handle;
+ int result;
+ unsigned char data;
+ unsigned char buffer[4];
+
+ if (verbose > 2)
+ printf (" checking for SQ113 ...\n");
+
+ /* Check device descriptor */
+ if (dev->descriptor.bDeviceClass != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a SQ113 (bDeviceClass = %d)\n",
+ dev->descriptor.bDeviceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x200)
+ {
+ if (verbose > 2)
+ printf (" this is not a SQ113 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a SQ113 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a SQ113 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check interface */
+ if (dev->config[0].interface[0].altsetting[0].bInterfaceClass != 255)
+ {
+ if (verbose > 2)
+ printf (" this is not a SQ113 (bInterfaceClass = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bInterfaceClass);
+ return 0;
+ }
+
+ if (dev->config[0].interface[0].altsetting[0].bInterfaceSubClass != 255)
+ {
+ if (verbose > 2)
+ printf (" this is not a SQ113 (bInterfaceSubClass = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bInterfaceSubClass);
+ return 0;
+ }
+ if (dev->config[0].interface[0].altsetting[0].bInterfaceProtocol != 255)
+ {
+ if (verbose > 2)
+ printf (" this is not a SQ113 (bInterfaceProtocol = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bInterfaceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a SQ113 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ /* Endpoint 0 */
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x01)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x40)
+ && (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x200))
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a SQ113 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ /* Endpoint 1 */
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x82)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x40)
+ && (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x200))
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a SQ113 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+ /* Endpoint 2 */
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x1)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 0x03))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a SQ113 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ /* Now we read the status register */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "SQ113?";
+
+ buffer [0] = 0x5f;
+ buffer [1] = 0x00;
+ buffer [2] = 0x5f;
+ buffer [3] = 0x00;
+
+ result =
+ usb_control_msg (handle, 0x40, 0x01, 0xb0, 0, (char *) buffer, 4, TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't set bank (%s)\n",
+ usb_strerror ());
+ finish_interface (handle);
+ return 0;
+ }
+
+ data = 0x00;
+
+ buffer [0] = 0x8b;
+ buffer [1] = data;
+ buffer [2] = 0x8b;
+ buffer [3] = data;
+
+ result =
+ usb_control_msg (handle, 0x40, 0x01, 0xb0, 0, (char *) buffer, 4, TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't write register (%s)\n",
+ usb_strerror ());
+ finish_interface (handle);
+ return 0;
+ }
+
+ buffer [0] = 0x8b;
+ buffer [1] = 0x8b;
+ buffer [2] = 0x8b;
+ buffer [3] = 0x8b;
+ result =
+ usb_control_msg (handle, 0x40, 0x01, 0x04, 0x8b, (char *) buffer, 4, TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't set read register address (%s)\n",
+ usb_strerror ());
+ finish_interface (handle);
+ return 0;
+ }
+
+ result =
+ usb_control_msg (handle, 0xc0, 0x01, 0x07, 0, (char *) buffer, 4, TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't read register (%s)\n",
+ usb_strerror ());
+ finish_interface (handle);
+ return 0;
+ }
+
+ if ((buffer[0] & 0x10) != 0x10)
+ {
+ if (verbose > 2)
+ printf (" Sensor not home? (0x%02x)\n", buffer[0]);
+ finish_interface (handle);
+ return 0;
+ }
+
+ finish_interface (handle);
+ return "SQ113";
+}
+
+/* Check for Realtek RTS8822 chipset*/
+static char *
+check_rts8822 (struct usb_device *dev)
+{
+ char data[2];
+ usb_dev_handle *handle;
+ int result;
+
+ if (verbose > 2)
+ printf (" checking for RTS8822 ...\n");
+
+ /* Check device descriptor */
+ if (dev->descriptor.bDeviceClass != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a RTS8822 (bDeviceClass = %d)\n",
+ dev->descriptor.bDeviceClass);
+ return 0;
+ }
+ if ((dev->descriptor.bcdUSB != 0x200)&&(dev->descriptor.bcdUSB != 0x110))
+ {
+ if (verbose > 2)
+ printf (" this is not a RTS8822 (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a RTS8822 (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a RTS8822 (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a RTS8822 (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x200)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a RTS8822 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x200)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a RTS8822 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x01)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 0x0c))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a RTS8822 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ /* Now we read 1 register */
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return "RTS8822?";
+
+ memset (data, 0, 2);
+
+ result =
+ usb_control_msg(handle, 0xc0, 0x04, 0xfe11, 0x100, data, 0x02, TIMEOUT);
+
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send read control message (%s)\n",
+ strerror (errno));
+ finish_interface (handle);
+ return 0;
+ }
+
+ if ((data[0] == 0)&&(data[1] == 0))
+ {
+ if (verbose > 2)
+ printf (" Unexpected result from register 0xfe11 : 0x%0x%0x\n",
+ data[1], data[0]);
+ finish_interface (handle);
+ return 0;
+ }
+ finish_interface (handle);
+ return "RTS8822";
+} /* end of RTS8822 detection */
+
+/* Check for Silitek chipset found in HP ScanJet 4500C/4570C/5500C/5550C/5590/7650 scanners */
+static char *
+check_hp5590 (struct usb_device *dev)
+{
+ usb_dev_handle *handle;
+ int result;
+ uint8_t status;
+ struct usb_ctrl_setup ctrl;
+ uint8_t data[0x32];
+ uint8_t ack;
+ uint8_t *ptr;
+ int next_packet_size;
+ unsigned int len;
+#define HP5590_NAMES "HP4500C/4570C/5500C/5550C/5590/7650"
+
+ if (verbose > 2)
+ printf (" checking for " HP5590_NAMES " chipset ...\n");
+
+ /* Check device descriptor */
+ if (dev->descriptor.bDeviceClass != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a " HP5590_NAMES " chipset (bDeviceClass = %d)\n",
+ dev->descriptor.bDeviceClass);
+ return 0;
+ }
+ if (dev->descriptor.bcdUSB != 0x200)
+ {
+ if (verbose > 2)
+ printf (" this is not a " HP5590_NAMES " chipset (bcdUSB = 0x%x)\n",
+ dev->descriptor.bcdUSB);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceSubClass != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a " HP5590_NAMES " chipset (bDeviceSubClass = 0x%x)\n",
+ dev->descriptor.bDeviceSubClass);
+ return 0;
+ }
+ if (dev->descriptor.bDeviceProtocol != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a " HP5590_NAMES " chipset (bDeviceProtocol = 0x%x)\n",
+ dev->descriptor.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (dev->config[0].interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a " HP5590_NAMES " chipset (bNumEndpoints = %d)\n",
+ dev->config[0].interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress != 0x81)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize != 0x200)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a " HP5590_NAMES " chipset (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bmAttributes != 0x02)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize != 0x200)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval !=
+ 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a " HP5590_NAMES " chipset (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ if ((dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress != 0x83)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bmAttributes != 0x03)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize != 0x01)
+ || (dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval !=
+ 0x08))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a " HP5590_NAMES " chipset (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ bEndpointAddress,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bmAttributes,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].
+ wMaxPacketSize,
+ dev->config[0].interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ result = prepare_interface (dev, &handle);
+ if (!result)
+ return NULL;
+
+ /* USB-in-USB command URB - command 0x0012 (init scanner), returns 0x32 bytes */
+ memset (&ctrl, 0, sizeof(ctrl));
+ ctrl.bRequestType = 0xc0;
+ ctrl.bRequest = 0x04;
+ ctrl.wValue = 0x1200;
+ ctrl.wIndex = 0x00;
+ ctrl.wLength = sizeof(data);
+ result = usb_control_msg (handle, USB_ENDPOINT_OUT | USB_TYPE_VENDOR,
+ 0x04, 0x8f, 0x00,
+ (char *) &ctrl, sizeof (ctrl), TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send send USB-in-USB command (%s)\n",
+ strerror (errno));
+ return NULL;
+ }
+
+ /* Get confirmation for USB-in-USB command */
+ result = usb_control_msg (handle, USB_ENDPOINT_IN | USB_TYPE_VENDOR,
+ 0x0c, 0x8e, 0x20,
+ (char *) &status, sizeof(status), TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't read USB-in-USB confirmation (%s)\n",
+ strerror (errno));
+ finish_interface (handle);
+ return NULL;
+ }
+
+ /* Check the confirmation received */
+ if (status != 0x01)
+ {
+ if (verbose > 2)
+ printf (" Didn't get correct confirmation for USB-in-USB command "
+ "(needed: 0x01, got: 0x%02x\n",
+ status);
+ finish_interface (handle);
+ return NULL;
+ }
+
+ /* Read data in 8 byte packets */
+ ptr = data;
+ len = sizeof(data);
+ while (len)
+ {
+ next_packet_size = 8;
+ if (len < 8)
+ next_packet_size = len;
+
+ /* Read data packet */
+ result = usb_control_msg (handle, USB_ENDPOINT_IN | USB_TYPE_VENDOR,
+ 0x04, 0x90, 0x00,
+ (char *) ptr, next_packet_size, TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't read USB-in-USB data (%s)\n",
+ strerror (errno));
+ finish_interface (handle);
+ return NULL;
+ }
+
+ /* Check if all of the requested data was received */
+ if (result != next_packet_size)
+ {
+ if (verbose > 2)
+ printf (" Incomplete USB-in-USB data received (needed: %u, got: %u)\n",
+ next_packet_size, result);
+ finish_interface (handle);
+ return NULL;
+ }
+
+ ptr += next_packet_size;
+ len -= next_packet_size;
+ }
+
+ /* Acknowledge the whole received data */
+ ack = 0;
+ result = usb_control_msg (handle, USB_ENDPOINT_OUT | USB_TYPE_VENDOR,
+ 0x0c, 0x8f, 0x00,
+ (char *) &ack, sizeof(ack), TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send USB-in-USB data confirmation (%s)\n",
+ strerror (errno));
+ finish_interface (handle);
+ return NULL;
+ }
+
+ /* Get confirmation for acknowledge */
+ result = usb_control_msg (handle, USB_ENDPOINT_IN | USB_TYPE_VENDOR,
+ 0x0c, 0x8e, 0x20,
+ (char *) &status, sizeof(status), TIMEOUT);
+ if (result < 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't read USB-in-USB confirmation for data confirmation (%s)\n",
+ strerror (errno));
+ finish_interface (handle);
+ return NULL;
+ }
+
+ /* Check the confirmation received */
+ if (status != 0x01)
+ {
+ if (verbose > 2)
+ printf (" Didn't get correct confirmation for USB-in-USB command "
+ "(needed: 0x01, got: 0x%02x\n",
+ status);
+ finish_interface (handle);
+ return NULL;
+ }
+
+ /* Check vendor ID */
+ if (memcmp (data+1, "SILITEK", 7) != 0)
+ {
+ if (verbose > 2)
+ printf (" Incorrect product ID received\n");
+ finish_interface (handle);
+ return NULL;
+ }
+
+ finish_interface (handle);
+ return HP5590_NAMES;
+}
+
+char *
+check_usb_chip (struct usb_device *dev, int verbosity, SANE_Bool from_file)
+{
+ char *chip_name = 0;
+
+ verbose = verbosity;
+ no_chipset_access = from_file;
+
+ if (verbose > 2)
+ printf ("\n<trying to find out which USB chip is used>\n");
+
+ chip_name = check_gt6801 (dev);
+
+ if (!chip_name)
+ chip_name = check_gt6816 (dev);
+
+ if (!chip_name)
+ chip_name = check_gt8911 (dev);
+
+ if (!chip_name)
+ chip_name = check_ma1017 (dev);
+
+ if (!chip_name)
+ chip_name = check_ma1015 (dev);
+
+ if (!chip_name)
+ chip_name = check_ma1509 (dev);
+
+ if (!chip_name)
+ chip_name = check_merlin (dev);
+
+ if (!chip_name)
+ chip_name = check_gl646 (dev);
+
+ if (!chip_name)
+ chip_name = check_gl646_hp (dev);
+
+ if (!chip_name)
+ chip_name = check_gl660_gl646 (dev);
+
+ if (!chip_name)
+ chip_name = check_gl841 (dev);
+
+ if (!chip_name)
+ chip_name = check_icm532b (dev);
+
+ if (!chip_name)
+ chip_name = check_pv8630_lm9830 (dev);
+
+ if (!chip_name)
+ chip_name = check_m011 (dev);
+
+ if (!chip_name)
+ chip_name = check_rts8822 (dev);
+
+ if (!chip_name)
+ chip_name = check_rts8858c (dev);
+
+ if (!chip_name)
+ chip_name = check_sq113 (dev);
+
+ if (!chip_name)
+ chip_name = check_hp5590 (dev);
+
+ if (!chip_name)
+ chip_name = check_rts88x1 (dev);
+
+ if (verbose > 2)
+ {
+ if (chip_name)
+ printf ("<This USB chip looks like a %s (result from %s)>\n\n",
+ chip_name, PACKAGE_STRING);
+ else
+ printf ("<Couldn't determine the type of the USB chip (result from %s)>\n\n",
+ PACKAGE_STRING);
+ }
+
+ return chip_name;
+}
+
+#endif /* HAVE_LIBUSB */
+
+#ifdef HAVE_LIBUSB_1_0
+
+#include <libusb.h>
+
+#include "../include/sane/sane.h"
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+#include "../include/_stdint.h"
+
+#define TIMEOUT 1000
+
+
+/** @brief detect used chip
+ *
+ * Try to detect the chip used by a device that looks like a scanner by
+ * trying some basic operation like reading/writing registers.
+ * @param dev libusb_device to probe
+ * @param verbosity level of messages verbosity
+ * @param from_file SANE_True if data read from file
+ * @return a string containing the name of the detected scanner chip
+ */
+char *check_usb_chip (int verbosity,
+ struct libusb_device_descriptor desc,
+ libusb_device_handle * hdl,
+ struct libusb_config_descriptor *config0);
+
+static int verbose = 0;
+
+static int
+genesys_write_reg (libusb_device_handle * handle, unsigned char reg,
+ unsigned char val)
+{
+ int result;
+ unsigned char data[2];
+
+ data[0] = reg;
+ data[1] = val;
+
+ result = libusb_control_transfer (handle,
+ 0x40,
+ 0x04, 0x83, 0x00, data, 0x02, TIMEOUT);
+ if (result < 0)
+ return 0;
+ return 1;
+}
+
+static int
+genesys_read_reg (libusb_device_handle * handle, unsigned char reg,
+ unsigned char *val)
+{
+ int result;
+
+ result = libusb_control_transfer (handle,
+ 0x40,
+ 0x0c, 0x83, 0x00, &reg, 0x01, TIMEOUT);
+ if (result < 0)
+ return 0;
+
+ result = libusb_control_transfer (handle,
+ 0xc0,
+ 0x0c, 0x84, 0x00, val, 0x01, TIMEOUT);
+ if (result < 0)
+ return 0;
+
+ return 1;
+}
+
+/** @brief check for genesys GL646 chips
+ *
+ * @param dev libusb device
+ * @param hdl libusb opened handle
+ * @param config0 configuration 0 from get config _descriptor
+ * @return a string with ASIC name, or NULL if not recognized
+ */
+static char *
+check_gl646 (libusb_device_handle * handle,
+ struct libusb_device_descriptor desc,
+ struct libusb_config_descriptor *config0)
+{
+ unsigned char val;
+ int result;
+
+ if (desc.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (bcdUSB = 0x%x)\n", desc.bcdUSB);
+ return 0;
+ }
+ if (desc.bDeviceSubClass != 0x00)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (bDeviceSubClass = 0x%x)\n",
+ desc.bDeviceSubClass);
+ return 0;
+ }
+ if (desc.bDeviceProtocol != 0)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (bDeviceProtocol = 0x%x)\n",
+ desc.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (config0->interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (bNumEndpoints = %d)\n",
+ config0->interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+
+ if ((config0->interface[0].altsetting[0].endpoint[0].bEndpointAddress !=
+ 0x81)
+ || (config0->interface[0].altsetting[0].endpoint[0].bmAttributes !=
+ 0x02)
+ || (config0->interface[0].altsetting[0].endpoint[0].wMaxPacketSize !=
+ 0x40)
+ || (config0->interface[0].altsetting[0].endpoint[0].bInterval != 0x0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL646 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ config0->interface[0].altsetting[0].endpoint[0].bEndpointAddress,
+ config0->interface[0].altsetting[0].endpoint[0].bmAttributes,
+ config0->interface[0].altsetting[0].endpoint[0].wMaxPacketSize,
+ config0->interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ if ((config0->interface[0].altsetting[0].endpoint[1].bEndpointAddress !=
+ 0x02)
+ || (config0->interface[0].altsetting[0].endpoint[1].bmAttributes !=
+ 0x02)
+ || (config0->interface[0].altsetting[0].endpoint[1].wMaxPacketSize !=
+ 0x40)
+ || (config0->interface[0].altsetting[0].endpoint[1].bInterval != 0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL646 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ config0->interface[0].altsetting[0].endpoint[1].bEndpointAddress,
+ config0->interface[0].altsetting[0].endpoint[1].bmAttributes,
+ config0->interface[0].altsetting[0].endpoint[1].wMaxPacketSize,
+ config0->interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ if ((config0->interface[0].altsetting[0].endpoint[2].bEndpointAddress !=
+ 0x83)
+ || (config0->interface[0].altsetting[0].endpoint[2].bmAttributes !=
+ 0x03)
+ || (config0->interface[0].altsetting[0].endpoint[2].wMaxPacketSize !=
+ 0x1)
+ || (config0->interface[0].altsetting[0].endpoint[2].bInterval != 8))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GL646 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ config0->interface[0].altsetting[0].endpoint[2].bEndpointAddress,
+ config0->interface[0].altsetting[0].endpoint[2].bmAttributes,
+ config0->interface[0].altsetting[0].endpoint[2].wMaxPacketSize,
+ config0->interface[0].altsetting[0].endpoint[2].bInterval);
+ return 0;
+ }
+
+ result = genesys_write_reg (handle, 0x38, 0x15);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (writing register failed)\n");
+ return 0;
+ }
+
+ result = genesys_read_reg (handle, 0x4e, &val);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (reading register failed)\n");
+ return 0;
+ }
+
+ if (val != 0x15)
+ {
+ if (verbose > 2)
+ printf (" this is not a GL646 (reg 0x4e != reg 0x38)\n");
+ return 0;
+ }
+
+ return "GL646";
+}
+
+/** @brief check for gt6801 chip
+ *
+ * @param dev libusb device
+ * @param hdl libusb opened handle
+ * @param config0 configuration 0 from get config _descriptor
+ * @return a string with ASIC name, or NULL if not recognized
+ */
+static char *
+check_gt6801 (libusb_device_handle * handle,
+ struct libusb_device_descriptor desc,
+ struct libusb_config_descriptor *config0)
+{
+ unsigned char req[64];
+ int result;
+
+ if (verbose > 2)
+ printf (" checking for GT-6801 ...\n");
+
+ /* Check device descriptor */
+ if (desc.bDeviceClass != LIBUSB_CLASS_VENDOR_SPEC)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6801 (bDeviceClass = %d)\n",
+ desc.bDeviceClass);
+ return 0;
+ }
+ if (desc.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6801 (bcdUSB = 0x%x)\n", desc.bcdUSB);
+ return 0;
+ }
+ if (desc.bDeviceSubClass != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6801 (bDeviceSubClass = 0x%x)\n",
+ desc.bDeviceSubClass);
+ return 0;
+ }
+ if (desc.bDeviceProtocol != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6801 (bDeviceProtocol = 0x%x)\n",
+ desc.bDeviceProtocol);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (config0->interface[0].altsetting[0].bNumEndpoints != 1)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6801 (bNumEndpoints = %d)\n",
+ config0->interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ if ((config0->interface[0].altsetting[0].endpoint[0].bEndpointAddress != 0x81)
+ || (config0->interface[0].altsetting[0].endpoint[0].bmAttributes != 0x02)
+ || (config0->interface[0].altsetting[0].endpoint[0].wMaxPacketSize != 0x40)
+ || (config0->interface[0].altsetting[0].endpoint[0].bInterval != 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-6801 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ config0->interface[0].altsetting[0].endpoint[0].bEndpointAddress,
+ config0->interface[0].altsetting[0].endpoint[0].bmAttributes,
+ config0->interface[0].altsetting[0].endpoint[0].wMaxPacketSize,
+ config0->interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+
+ /* Now we send a control message */
+
+ memset (req, 0, 64);
+ req[0] = 0x2e; /* get identification information */
+ req[1] = 0x01;
+
+ result = libusb_control_transfer (handle, 0x40, 0x01, 0x2010, 0x3f40, req, 64, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send write control message (%s)\n",
+ strerror (errno));
+ return NULL;
+ }
+ result = libusb_control_transfer (handle, 0xc0, 0x01, 0x2011, 0x3f00, req, 64, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send read control message (%s)\n",
+ strerror (errno));
+ return NULL;
+ }
+ if (req[0] != 0 || (req[1] != 0x2e && req[1] != 0))
+ {
+ if (verbose > 2)
+ printf (" Unexpected result from control message (%0x/%0x)\n",
+ req[0], req[1]);
+ return NULL;
+ }
+ return "GT-6801";
+}
+
+/** @brief check for gt6816 chip
+ *
+ * @param dev libusb device
+ * @param hdl libusb opened handle
+ * @param config0 configuration 0 from get config _descriptor
+ * @return a string with ASIC name, or NULL if not recognized
+ */
+static char *
+check_gt6816 (libusb_device_handle * handle,
+ struct libusb_device_descriptor desc,
+ struct libusb_config_descriptor *config0)
+{
+ unsigned char req[64];
+ int result,i;
+
+ if (verbose > 2)
+ printf (" checking for GT-6816 ...\n");
+
+ /* Check device descriptor */
+ if ((desc.bDeviceClass != LIBUSB_CLASS_PER_INTERFACE)
+ || (config0->interface[0].altsetting[0].bInterfaceClass != LIBUSB_CLASS_VENDOR_SPEC))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-6816 (bDeviceClass = %d, bInterfaceClass = %d)\n",
+ desc.bDeviceClass,
+ config0->interface[0].altsetting[0].bInterfaceClass);
+ return 0;
+ }
+ if (desc.bcdUSB != 0x110)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6816 (bcdUSB = 0x%x)\n", desc.bcdUSB);
+ return 0;
+ }
+ if (desc.bDeviceSubClass != 0x00)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6816 (bDeviceSubClass = 0x%x)\n",
+ desc.bDeviceSubClass);
+ return 0;
+ }
+ if (desc.bDeviceProtocol != 0x00)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6816 (bDeviceProtocol = 0x%x)\n",
+ desc.bDeviceProtocol);
+ return 0;
+ }
+
+ if (config0->bNumInterfaces != 0x01)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6816 (bNumInterfaces = 0x%x)\n",
+ config0->bNumInterfaces);
+ return 0;
+ }
+
+ /* Check endpoints */
+ if (config0->interface[0].altsetting[0].bNumEndpoints != 2)
+ {
+ if (verbose > 2)
+ printf (" this is not a GT-6816 (bNumEndpoints = %d)\n",
+ config0->interface[0].altsetting[0].bNumEndpoints);
+ return 0;
+ }
+ if ((config0->interface[0].altsetting[0].endpoint[0].bEndpointAddress != 0x81)
+ || (config0->interface[0].altsetting[0].endpoint[0].bmAttributes != 0x02)
+ || (config0->interface[0].altsetting[0].endpoint[0].wMaxPacketSize != 0x40)
+ || (config0->interface[0].altsetting[0].endpoint[0].bInterval != 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-6816 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ config0->interface[0].altsetting[0].endpoint[0].bEndpointAddress,
+ config0->interface[0].altsetting[0].endpoint[0].bmAttributes,
+ config0->interface[0].altsetting[0].endpoint[0].wMaxPacketSize,
+ config0->interface[0].altsetting[0].endpoint[0].bInterval);
+ return 0;
+ }
+ if ((config0->interface[0].altsetting[0].endpoint[1].bEndpointAddress != 0x02)
+ || (config0->interface[0].altsetting[0].endpoint[1].bmAttributes != 0x02)
+ || (config0->interface[0].altsetting[0].endpoint[1].wMaxPacketSize != 0x40)
+ || (config0->interface[0].altsetting[0].endpoint[1].bInterval != 0x00))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GT-6816 (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ config0->interface[0].altsetting[0].endpoint[1].bEndpointAddress,
+ config0->interface[0].altsetting[0].endpoint[1].bmAttributes,
+ config0->interface[0].altsetting[0].endpoint[1].wMaxPacketSize,
+ config0->interface[0].altsetting[0].endpoint[1].bInterval);
+ return 0;
+ }
+
+ /* Now we send a control message */
+
+ memset (req, 0, 64);
+ for (i = 0; i < 8; i++)
+ {
+ req[8 * i + 0] = 0x73; /* check firmware */
+ req[8 * i + 1] = 0x01;
+ }
+
+ result = libusb_control_transfer (handle, 0x40, 0x04, 0x2012, 0x3f40, req, 64, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send write control message (%s)\n",
+ strerror (errno));
+ return NULL;
+ }
+ result = libusb_control_transfer (handle, 0xc0, 0x01, 0x2013, 0x3f00, req, 64, TIMEOUT);
+ if (result <= 0)
+ {
+ /* Before firmware upload, 64 bytes are returned. Some libusb
+ implementations/operating systems can't seem to cope with short
+ packets. */
+ result = libusb_control_transfer (handle, 0xc0, 0x01, 0x2013, 0x3f00, req, 8, TIMEOUT);
+ if (result <= 0)
+ {
+ if (verbose > 2)
+ printf (" Couldn't send read control message (%s)\n",
+ strerror (errno));
+ return NULL;
+ }
+ }
+ if (req[0] != 0)
+ {
+ if (verbose > 2)
+ printf (" Unexpected result from control message (%0x/%0x)\n",
+ req[0], req[1]);
+ return NULL;
+ }
+ return "GT-6816";
+}
+
+/** @brief check for known genesys chip
+ *
+ * Try to check if the scanner use a known genesys ASIC.
+ * The various incarnations could be distinguished by the
+ * bcdDevice entry:
+ * 0x701 --> GL124
+ * 0x700 --> ?
+ * 0x605 --> GL845
+ * 0x603 --> GL847
+ * 0x601 --> GL846
+ * 0x500 --> GL843
+ * 0x300 --> GL842 (perhaps only >= 0x303 ?)
+ * 0x200 --> GL841
+ *
+ * @param dev libusb device
+ * @param hdl libusb opened handle
+ * @param config0 configuration 0 from get config _descriptor
+ * @return a string with ASIC name, or NULL if not recognized
+ */
+static char *
+check_genesys (libusb_device_handle * handle,
+ struct libusb_device_descriptor desc,
+ struct libusb_config_descriptor *config0)
+{
+ unsigned char val;
+ int result;
+
+ if (verbose > 2)
+ printf (" checking for GLxxx ...\n");
+
+ /* Check GL646 device descriptor */
+ if ((desc.bDeviceClass == LIBUSB_CLASS_PER_INTERFACE)
+ && (config0->interface[0].altsetting[0].bInterfaceClass == 0x10))
+ {
+ return check_gl646 (handle, desc, config0);
+ }
+ if (verbose > 2)
+ {
+ printf
+ (" this is not a GL646 (bDeviceClass = %d, bInterfaceClass = %d)\n",
+ desc.bDeviceClass,
+ config0->interface[0].altsetting[0].bInterfaceClass);
+ }
+
+ /* Check device desc */
+ if ((desc.bDeviceClass != LIBUSB_CLASS_VENDOR_SPEC)
+ || (config0->interface[0].altsetting[0].bInterfaceClass !=
+ LIBUSB_CLASS_VENDOR_SPEC))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GLxxx (bDeviceClass = %d, bInterfaceClass = %d)\n",
+ desc.bDeviceClass,
+ config0->interface[0].altsetting[0].bInterfaceClass);
+ return NULL;
+ }
+
+ if (desc.bDeviceSubClass != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GLxxx (bDeviceSubClass = 0x%x)\n",
+ desc.bDeviceSubClass);
+ return NULL;
+ }
+ if (desc.bDeviceProtocol != 0xff)
+ {
+ if (verbose > 2)
+ printf (" this is not a GLxxx (bDeviceProtocol = 0x%x)\n",
+ desc.bDeviceProtocol);
+ return NULL;
+ }
+
+ /* Check endpoints */
+ if (config0->interface[0].altsetting[0].bNumEndpoints != 3)
+ {
+ if (verbose > 2)
+ printf (" this is not a GLxxx (bNumEndpoints = %d)\n",
+ config0->interface[0].altsetting[0].bNumEndpoints);
+ return NULL;
+ }
+
+ if ((config0->interface[0].altsetting[0].endpoint[0].bEndpointAddress !=
+ 0x81)
+ || (config0->interface[0].altsetting[0].endpoint[0].bmAttributes !=
+ 0x02)
+ ||
+ ((config0->interface[0].altsetting[0].endpoint[0].wMaxPacketSize !=
+ 0x40)
+ && (config0->interface[0].altsetting[0].endpoint[0].wMaxPacketSize !=
+ 0x200))
+ || (config0->interface[0].altsetting[0].endpoint[0].bInterval != 0x0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GLxxx (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ config0->interface[0].altsetting[0].endpoint[0].bEndpointAddress,
+ config0->interface[0].altsetting[0].endpoint[0].bmAttributes,
+ config0->interface[0].altsetting[0].endpoint[0].wMaxPacketSize,
+ config0->interface[0].altsetting[0].endpoint[0].bInterval);
+ return NULL;
+ }
+
+ if ((config0->interface[0].altsetting[0].endpoint[1].bEndpointAddress !=
+ 0x02)
+ || (config0->interface[0].altsetting[0].endpoint[1].bmAttributes !=
+ 0x02)
+ ||
+ ((config0->interface[0].altsetting[0].endpoint[1].wMaxPacketSize !=
+ 0x40)
+ && (config0->interface[0].altsetting[0].endpoint[1].wMaxPacketSize !=
+ 0x200))
+ || (config0->interface[0].altsetting[0].endpoint[1].bInterval != 0))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GLxxx (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ config0->interface[0].altsetting[0].endpoint[1].bEndpointAddress,
+ config0->interface[0].altsetting[0].endpoint[1].bmAttributes,
+ config0->interface[0].altsetting[0].endpoint[1].wMaxPacketSize,
+ config0->interface[0].altsetting[0].endpoint[1].bInterval);
+ return NULL;
+ }
+
+ if ((config0->interface[0].altsetting[0].endpoint[2].bEndpointAddress !=
+ 0x83)
+ || (config0->interface[0].altsetting[0].endpoint[2].bmAttributes !=
+ 0x03)
+ || (config0->interface[0].altsetting[0].endpoint[2].wMaxPacketSize !=
+ 0x1)
+ || ((config0->interface[0].altsetting[0].endpoint[2].bInterval != 8)
+ && (config0->interface[0].altsetting[0].endpoint[2].bInterval !=
+ 16)))
+ {
+ if (verbose > 2)
+ printf
+ (" this is not a GLxxx (bEndpointAddress = 0x%x, bmAttributes = 0x%x, "
+ "wMaxPacketSize = 0x%x, bInterval = 0x%x)\n",
+ config0->interface[0].altsetting[0].endpoint[2].bEndpointAddress,
+ config0->interface[0].altsetting[0].endpoint[2].bmAttributes,
+ config0->interface[0].altsetting[0].endpoint[2].wMaxPacketSize,
+ config0->interface[0].altsetting[0].endpoint[2].bInterval);
+ return NULL;
+ }
+
+ /* write then read a register using common read/write control message */
+ result = genesys_write_reg (handle, 0x38, 0x15);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GLxxx (writing register failed)\n");
+ return NULL;
+ }
+
+ result = genesys_read_reg (handle, 0x38, &val);
+ if (!result)
+ {
+ if (verbose > 2)
+ printf (" this is not a GLxxx (reading register failed)\n");
+ return NULL;
+ }
+
+ if (val != 0x15)
+ {
+ if (verbose > 2)
+ printf (" this is not a GLxxx (reg 0x38 != 0x15)\n");
+ return NULL;
+ }
+
+ /* decide revision number based on bcdUsb heuristics */
+ if (desc.bcdDevice == 0x702)
+ return "GL128";
+ if (desc.bcdDevice == 0x701)
+ return "GL124";
+ if (desc.bcdDevice >= 0x700)
+ return "GL848+";
+ if (desc.bcdDevice >= 0x605)
+ return "GL845";
+ if (desc.bcdDevice >= 0x603)
+ return "GL847";
+ if (desc.bcdDevice >= 0x600)
+ return "GL846";
+ if (desc.bcdDevice >= 0x500)
+ return "GL843";
+ if (desc.bcdDevice >= 0x300)
+ return "GL842";
+ if (desc.bcdDevice > 0x101)
+ return "GL841";
+ return "GL646_HP";
+}
+
+char *
+check_usb_chip (int verbosity,
+ struct libusb_device_descriptor desc,
+ libusb_device_handle * hdl,
+ struct libusb_config_descriptor *config0)
+{
+ char *chip_name = NULL;
+ int ret;
+
+ verbose = verbosity;
+
+ if (verbose > 2)
+ printf ("\n<trying to find out which USB chip is used>\n");
+
+ /* set config if needed */
+ if (desc.bNumConfigurations > 1)
+ {
+ ret = libusb_set_configuration (hdl, config0->bConfigurationValue);
+ if (ret < 0)
+ {
+ if (verbose > 2)
+ printf ("couldnt set device to configuration %d\n",
+ config0->bConfigurationValue);
+ return NULL;
+ }
+ }
+
+ /* claim the interface (only interface 0 is currently handled */
+ ret = libusb_claim_interface (hdl, 0);
+ if (ret < 0)
+ {
+ if (verbose > 2)
+ printf ("could not claim USB device interface\n");
+ return NULL;
+ }
+
+ /* now USB is opened and set up, actual chip detection */
+
+ if (!chip_name)
+ chip_name = check_gt6801 (hdl, desc, config0);
+
+ if (!chip_name)
+ chip_name = check_gt6816 (hdl, desc, config0);
+
+ if (!chip_name)
+ chip_name = check_genesys (hdl, desc, config0);
+
+ if (verbose > 2)
+ {
+ if (chip_name)
+ printf ("<This USB chip looks like a %s (result from %s)>\n\n",
+ chip_name, PACKAGE_STRING);
+ else
+ printf
+ ("<Couldn't determine the type of the USB chip (result from %s)>\n\n",
+ PACKAGE_STRING);
+ }
+
+ /* close USB device */
+ libusb_release_interface (hdl, 0);
+ return chip_name;
+}
+#endif /* HAVE_LIBUSB_1_0 */