Added LM92 temperature sensor.

Support for multicast in FTMAC100 & debug compilation fixup

Signed-off-by: Anton D. Kachalov <mouse@yandex-team.ru>

Signed-off-by: Anton D. Kachalov <mouse@yandex-team.ru>

Custom IOCTL support and more shadow warnings fixup

Signed-off-by: Anton D. Kachalov <mouse@yandex-team.ru>

Signed-off-by: Anton D. Kachalov <mouse@yandex-team.ru>

UART 16550: putc logic fixup

Signed-off-by: Anton D. Kachalov <mouse@yandex-team.ru>

Signed-off-by: Anton D. Kachalov <mouse@yandex-team.ru>

Regarding to:
https://github.com/tanzilli/ariag25-linux-2.6.39/blob/ariag25/drivers/tty/serial/8250.c#L1584
https://github.com/tanzilli/ariag25-linux-2.6.39/blob/ariag25/drivers/tty/serial/8250.c#L1913



When UART_LSR_THRE bit is set, then we ready to transmit more.

Current u16550_putc loops while UART_LSR_THRE bit is set. This logic have to be inverted.

Signed-off-by: Anton D. Kachalov <mouse@yandex-team.ru>

Add a start time to sem_tickwait() to account for any elapsed time before the timer is actually started

sem_tickwait():  Add a new, non-standard function to perform timed semaphore waits.  It is functionally equialent to the standard sem_timedwait(), but more efficient for use in higher performance device drivers.  Requested by Max Neklyudov

sem_tickwait():  Add a new, non-standard function to perform timed semaphore waits.  It is functionally equialent to the standard sem_timedwait(), but more efficient for use in higher performance device drivers.  Requested by Max Nekyudov

Change the name of the local variable sigset to set to prevent name collisions with the function of the same name

Eliminate `sigset' shadow warning