Difference between revisions of "CM-T335: Linux: Known Issues"
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* Sometimes the '''Frame buffer console''' is not visible and not possible to use. | * Sometimes the '''Frame buffer console''' is not visible and not possible to use. | ||
:'''Workaround :''' Use the serial or network ssh console. | :'''Workaround :''' Use the serial or network ssh console. | ||
+ | }} | ||
+ | |||
+ | {{IssueCategory|Bluetooth initialization timed out| | ||
+ | * Sometimes attaching the ttyO1 serial port to the HCI Bluetooth subsystem can time out with the following message: | ||
+ | <pre> | ||
+ | root@cm-debian:~# hciattach -s 115200 /dev/ttyO1 texas 3000000 | ||
+ | Initialization timed out. | ||
+ | </pre> | ||
+ | :'''Workaround :''' Reset the WL1271 Bluetooth module manually, then run the '''hciattach''' command again: | ||
+ | <pre> | ||
+ | root@cm-debian:~# echo 0 > /sys/class/gpio/gpio19/value | ||
+ | root@cm-debian:~# echo 1 > /sys/class/gpio/gpio19/value | ||
+ | root@cm-debian:~# hciattach -s 115200 /dev/ttyO1 texas 3000000 | ||
+ | Found a Texas Instruments' chip! | ||
+ | Firmware file : /lib/firmware/TIInit_7.6.15.bts | ||
+ | Loaded BTS script version 1 | ||
+ | texas: changing baud rate to 3000000, flow control to 1 | ||
+ | [ 406.694167] Bluetooth: HCI UART driver ver 2.2 | ||
+ | [ 406.698847] Bluetooth: HCI H4 protocol initialized | ||
+ | [ 406.703912] Bluetooth: HCI BCSP protocol initialized | ||
+ | [ 406.709097] Bluetooth: HCILL protocol initialized | ||
+ | Device setup complete | ||
+ | </pre> | ||
}} | }} | ||
[[Category:Linux]] | [[Category:Linux]] | ||
[[Category:CM-T335]] | [[Category:CM-T335]] |
Revision as of 11:00, 31 December 2013
Enlightenment Window Manager |
enlightenment_remote -default-profile-set Standard-copy |
Frame buffer console |
|
Bluetooth initialization timed out |
root@cm-debian:~# hciattach -s 115200 /dev/ttyO1 texas 3000000 Initialization timed out.
root@cm-debian:~# echo 0 > /sys/class/gpio/gpio19/value root@cm-debian:~# echo 1 > /sys/class/gpio/gpio19/value root@cm-debian:~# hciattach -s 115200 /dev/ttyO1 texas 3000000 Found a Texas Instruments' chip! Firmware file : /lib/firmware/TIInit_7.6.15.bts Loaded BTS script version 1 texas: changing baud rate to 3000000, flow control to 1 [ 406.694167] Bluetooth: HCI UART driver ver 2.2 [ 406.698847] Bluetooth: HCI H4 protocol initialized [ 406.703912] Bluetooth: HCI BCSP protocol initialized [ 406.709097] Bluetooth: HCILL protocol initialized Device setup complete |