Re: Question regarding ARMV7M FPU context switch and ISRs

2024-02-08 Thread Chris Johns
Sorry as I sent this I could see the subject and 7M. Chris On 9/2/2024 1:33 pm, Chris Johns wrote: > On 8/2/2024 9:55 pm, Sebastian Huber wrote: >> On 08.02.24 11:43, Cedric Berger wrote: >>> On 08.02.2024 11:09, Sebastian Huber wrote: On 08.02.24 10:53, Cedric Berger wrote: > > This

Re: Question regarding ARMV7M FPU context switch and ISRs

2024-02-08 Thread Chris Johns
On 8/2/2024 9:55 pm, Sebastian Huber wrote: > On 08.02.24 11:43, Cedric Berger wrote: >> On 08.02.2024 11:09, Sebastian Huber wrote: >>> On 08.02.24 10:53, Cedric Berger wrote: This would also simplify the context switching code, by centralizing of the saving of the FPU context in RT

Re: Question regarding ARMV7M FPU context switch and ISRs

2024-02-08 Thread Sebastian Huber
On 08.02.24 11:43, Cedric Berger wrote: Hello Sebastian, On 08.02.2024 11:09, Sebastian Huber wrote: Hello Cedric, On 08.02.24 10:53, Cedric Berger wrote: Hello, I've a question: does RTEMS really wants to support FPU operations in ISRs? Because if the answer is "no", then I believe tha

Re: Question regarding ARMV7M FPU context switch and ISRs

2024-02-08 Thread Cedric Berger
Hello Sebastian, On 08.02.2024 11:09, Sebastian Huber wrote: Hello Cedric, On 08.02.24 10:53, Cedric Berger wrote: Hello, I've a question: does RTEMS really wants to support FPU operations in ISRs? Because if the answer is "no", then I believe that we could simplify the RTEMS code (and fo

Re: Question regarding ARMV7M FPU context switch and ISRs

2024-02-08 Thread Sebastian Huber
Hello Cedric, On 08.02.24 10:53, Cedric Berger wrote: Hello, I've a question: does RTEMS really wants to support FPU operations in ISRs? Because if the answer is "no", then I believe that we could simplify the RTEMS code (and for me the mental model of the whole thing) by running the FPU wit