Re: imxrt interrupt locking

2023-05-16 Thread Nathan Hartman
On Thu, May 4, 2023 at 8:08 AM Jernej Turnsek wrote: > > Hi, > thanks. Will take a look. > > On Thu, May 4, 2023 at 1:25 PM Nathan Hartman > wrote: (snip) > > I found it in the old wiki: > > > > > > https://cwiki.apache.org/confluence/display/NUTTX/High+Performance%2C+Zero+Latency+Interrupts > >

Re: imxrt interrupt locking

2023-05-04 Thread Jernej Turnsek
Hi, thanks. Will take a look. On Thu, May 4, 2023 at 1:25 PM Nathan Hartman wrote: > On Thu, May 4, 2023 at 7:11 AM Nathan Hartman > wrote: > > > On Thu, May 4, 2023 at 5:46 AM Jernej Turnsek > > wrote: > > > >> I am developing a driver which is processing peripheral interrupts every > >> 6.4

Re: imxrt interrupt locking

2023-05-04 Thread Nathan Hartman
On Thu, May 4, 2023 at 7:11 AM Nathan Hartman wrote: > On Thu, May 4, 2023 at 5:46 AM Jernej Turnsek > wrote: > >> I am developing a driver which is processing peripheral interrupts every >> 6.4 microseconds and every 16th interrupt calling notify function from HP >> work queue. But scheduling w

Re: imxrt interrupt locking

2023-05-04 Thread Nathan Hartman
On Thu, May 4, 2023 at 5:46 AM Jernej Turnsek wrote: > I am developing a driver which is processing peripheral interrupts every > 6.4 microseconds and every 16th interrupt calling notify function from HP > work queue. But scheduling workqueue does lock interrupts (through critical > section) up t