Re: UART driver without tx empty interrupt

2020-07-06 Thread Brennan Ashton
On Mon, Jul 6, 2020 at 7:12 PM Nathan Hartman wrote: > > On Mon, Jul 6, 2020 at 9:48 PM Brennan Ashton > wrote: > > > The EOS S3 SOC unfortunately seems to have very limited interrupt > > support for the UART peripheral. The TX interrupt is limited to when > > the tx fifo reaches certain levels o

Re: UART driver without tx empty interrupt

2020-07-06 Thread Nathan Hartman
On Mon, Jul 6, 2020 at 9:48 PM Brennan Ashton wrote: > The EOS S3 SOC unfortunately seems to have very limited interrupt > support for the UART peripheral. The TX interrupt is limited to when > the tx fifo reaches certain levels of full and does not seem to have a > FIFO "empty" interrupt which i

UART driver without tx empty interrupt

2020-07-06 Thread Brennan Ashton
The EOS S3 SOC unfortunately seems to have very limited interrupt support for the UART peripheral. The TX interrupt is limited to when the tx fifo reaches certain levels of full and does not seem to have a FIFO "empty" interrupt which is what the serial driver expects. I was wondering if there are