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Added support for detecting Genesys Logic GL646.

merge-requests/1/head
Henning Geinitz 2003-07-24 16:56:17 +00:00
rodzic a737d690d6
commit 7859f03a98
2 zmienionych plików z 197 dodań i 0 usunięć
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5
ChangeLog
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@ -1,3 +1,8 @@
2003-07-24 Henning Meier-Geinitz <henning@meier-geinitz.de>
* tools/check-usb-chip.c: Added support for detecting Genesys
Logic GL646.
2003-07-23 Henning Meier-Geinitz <henning@meier-geinitz.de>
* include/sane/sanei_thread.h include/sane/sanei_usb.h: Changed

192
tools/check-usb-chip.c
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@ -984,6 +984,194 @@ check_merlin (struct usb_device *dev)
}
}
/********** 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";
}
char *
check_usb_chip (struct usb_device *dev, int verbosity)
@ -1016,6 +1204,10 @@ check_usb_chip (struct usb_device *dev, int verbosity)
if (chip_name)
return chip_name;
chip_name = check_gl646 (dev);
if (chip_name)
return chip_name;
return 0; /* unknown chipset */
}