View source for Installing Gentoo on a ThinkPad X1carbon


Specific installation notes for {{Gentoo}} on the ThinkPad {{X1}}.

Link to X1 main page [http://www.thinkwiki.org/wiki/Category:X1 X1 main page] (with standard features list)

== USB ethernet dongle U2L100P-Y1 ==
This is the dongle that Lenovo ships with the X1. The device is seen by dmesg as
AX88772B and by lsusb
        # lsusb
        Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
        Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
        Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
        Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
        Bus 001 Device 035: ID 17ef:6009 Lenovo ThinkPad Keyboard with TrackPoint
        Bus 001 Device 003: ID 147e:2020 Upek TouchChip Fingerprint Coprocessor (WBF advanced mode)
        Bus 001 Device 034: ID 0a5c:21e6 Broadcom Corp. BCM20702 Bluetooth 4.0 [ThinkPad]
        Bus 001 Device 005: ID 04f2:b315 Chicony Electronics Co., Ltd 
        Bus 002 Device 011: ID 17ef:7203 Lenovo

Make menuconfig and enable the following:

            Device Drivers  --->
        [*] Network device support  --->
              USB Network Adapters  --->
        <M> Multi-purpose USB Networking Framework
        <M>   ASIX AX88xxx Based USB 2.0 Ethernet Adapters

Get the driver from
http://www.asix.com.tw/download.php?sub=driverdetail&PItemID=105 (need v4.4.1)

Unzip, edit asix.c and add the device id 0x17ef:0x7203 if it's missing

        static const struct usb_device_id    products [] = {
             USB_DEVICE (0x04f1, 0x3008),
             .driver_info = (unsigned long) &ax8817x_info,
         }, {
            // Lenovo 10/100
            USB_DEVICE (0x17ef, 0x7203),
            .driver_info = (unsigned long) &ax88772_info,
        }, {
             // ASIX AX88772B 10/100
             USB_DEVICE (0x0b95, 0x772b),
             .driver_info = (unsigned long) &ax88772_info,


Then
         make && make install
         modprobe asix