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/*
*
* Copyright (C) 2010 coresystems GmbH
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
//#define USB_DEBUG
#include <libpayload-config.h>
#include <usb/usb.h>
typedef struct {
u16 vendor, device;
u32 quirks;
int interface;
} usb_quirks_t;
// IDs without a quirk don't need to be mentioned in this list
// but some are here for easier testing.
usb_quirks_t usb_quirks[] = {
/* Working chips,... remove before next release */
{ 0x3538, 0x0054, USB_QUIRK_NONE, 0 }, // PQI 1GB
{ 0x13fd, 0x0841, USB_QUIRK_NONE, 0 }, // Samsung SE-S084
/* Silence the warning for known devices with more
* than one interface. The 'interface' value should specify the
* interface we want to use (interface numbers usually start at 0).
*/
{ 0x1267, 0x0103, USB_QUIRK_NONE, 0 }, // Keyboard Trust KB-1800S
{ 0x0a12, 0x0001, USB_QUIRK_NONE, 0 }, // Bluetooth Allnet ALL1575
/* Currently unsupported, possibly interesting devices:
* FTDI serial: device 0x0403:0x6001 is USB 1.10 (class ff)
* UPEK TouchChip: device 0x147e:0x2016 is USB 1.0 (class ff)
*/
};
#if CONFIG(LP_USB_PCI)
usb_quirks_t pci_quirks[] = {
/* QEMU XHCI root hub does not implement port change detect */
{ 0x1b36, 0x000d, USB_QUIRK_HUB_NO_USBSTS_PCD, 0 },
};
u32 pci_quirk_check(pcidev_t controller)
{
int i;
u16 vendor = pci_read_config16(controller, REG_VENDOR_ID);
u16 device = pci_read_config16(controller, REG_DEVICE_ID);
for (i = 0; i < ARRAY_SIZE(pci_quirks); i++) {
if ((pci_quirks[i].vendor == vendor) &&
(pci_quirks[i].device == device)) {
printf("PCI quirks enabled: %08x\n", pci_quirks[i].quirks);
return pci_quirks[i].quirks;
}
}
return USB_QUIRK_NONE;
}
#endif
u32 usb_quirk_check(u16 vendor, u16 device)
{
int i;
for (i = 0; i < ARRAY_SIZE(usb_quirks); i++) {
if ((usb_quirks[i].vendor == vendor) &&
(usb_quirks[i].device == device)) {
usb_debug("USB quirks enabled: %08x\n",
usb_quirks[i].quirks);
return usb_quirks[i].quirks;
}
}
return USB_QUIRK_NONE;
}
int usb_interface_check(u16 vendor, u16 device)
{
int i;
for (i = 0; i < ARRAY_SIZE(usb_quirks); i++) {
if ((usb_quirks[i].vendor == vendor) &&
(usb_quirks[i].device == device)) {
return usb_quirks[i].interface;
}
}
return -1;
}
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