1 /*
2 *
3 * Copyright (C) 2010 coresystems GmbH
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 //#define USB_DEBUG
30
31 #include <libpayload-config.h>
32 #include <usb/usb.h>
33
34 typedef struct {
35 u16 vendor, device;
36 u32 quirks;
37 int interface;
38 } usb_quirks_t;
39
40 // IDs without a quirk don't need to be mentioned in this list
41 // but some are here for easier testing.
42
43 usb_quirks_t usb_quirks[] = {
44 /* Working chips,... remove before next release */
45 { 0x3538, 0x0054, USB_QUIRK_NONE, 0 }, // PQI 1GB
46 { 0x13fd, 0x0841, USB_QUIRK_NONE, 0 }, // Samsung SE-S084
47
48 /* Silence the warning for known devices with more
49 * than one interface. The 'interface' value should specify the
50 * interface we want to use (interface numbers usually start at 0).
51 */
52 { 0x1267, 0x0103, USB_QUIRK_NONE, 0 }, // Keyboard Trust KB-1800S
53 { 0x0a12, 0x0001, USB_QUIRK_NONE, 0 }, // Bluetooth Allnet ALL1575
54
55 /* Currently unsupported, possibly interesting devices:
56 * FTDI serial: device 0x0403:0x6001 is USB 1.10 (class ff)
57 * UPEK TouchChip: device 0x147e:0x2016 is USB 1.0 (class ff)
58 */
59 };
60
61 #if CONFIG(LP_USB_PCI)
62 usb_quirks_t pci_quirks[] = {
63 /* QEMU XHCI root hub does not implement port change detect */
64 { 0x1b36, 0x000d, USB_QUIRK_HUB_NO_USBSTS_PCD, 0 },
65 };
66
pci_quirk_check(pcidev_t controller)67 u32 pci_quirk_check(pcidev_t controller)
68 {
69 int i;
70 u16 vendor = pci_read_config16(controller, REG_VENDOR_ID);
71 u16 device = pci_read_config16(controller, REG_DEVICE_ID);
72
73 for (i = 0; i < ARRAY_SIZE(pci_quirks); i++) {
74 if ((pci_quirks[i].vendor == vendor) &&
75 (pci_quirks[i].device == device)) {
76 printf("PCI quirks enabled: %08x\n", pci_quirks[i].quirks);
77 return pci_quirks[i].quirks;
78 }
79 }
80
81 return USB_QUIRK_NONE;
82 }
83 #endif
84
usb_quirk_check(u16 vendor,u16 device)85 u32 usb_quirk_check(u16 vendor, u16 device)
86 {
87 int i;
88 for (i = 0; i < ARRAY_SIZE(usb_quirks); i++) {
89 if ((usb_quirks[i].vendor == vendor) &&
90 (usb_quirks[i].device == device)) {
91 usb_debug("USB quirks enabled: %08x\n",
92 usb_quirks[i].quirks);
93 return usb_quirks[i].quirks;
94 }
95 }
96
97 return USB_QUIRK_NONE;
98 }
99
usb_interface_check(u16 vendor,u16 device)100 int usb_interface_check(u16 vendor, u16 device)
101 {
102 int i;
103 for (i = 0; i < ARRAY_SIZE(usb_quirks); i++) {
104 if ((usb_quirks[i].vendor == vendor) &&
105 (usb_quirks[i].device == device)) {
106 return usb_quirks[i].interface;
107 }
108 }
109
110 return -1;
111 }
112