Hi, > > Overall I think it's a worthwhile endeavour to get this sorted for at > least one ARM platform as a starting point.
So, do you know are there any ARM platforms having ACPI enabled? Le mer. 29 nov. 2023 à 20:45, Moritz Fischer <mori...@google.com> a écrit : > Hi, > > On Wed, Nov 29, 2023 at 11:28 AM Simon Glass <s...@chromium.org> wrote: > > > > +Heinrich Schuchardt > > > > Hi, > > > > On Wed, 29 Nov 2023 at 08:29, Ba Gia Bao Phan > > <phanbagiabao2...@gmail.com> wrote: > > > > > > Hello everyone, > > > > > > I am a trainee at STMicroelectronics France. I am working on a project > "Setting up a boot chain ACPI" for STM32MPU, which is based on ARM Cortex-A > . The objective of my project is to add a way of booting (with ACPI) > besides Device Tree available on STM32MPU. > > > > > > I found that ACPI was enabled on some x86 platforms but I don't know > whether it was set up on ARM or not. I found a PATCH that discussed > Enabling ACPI booting on ARM with Raspberry Pi 4 but I don't know if it > functioned or not. Did anyone here succeed in setting up ACPI on ARM by > U-boot? > > > > Sort-of...the refactoring to allow ACPI tables on ARM is completed, > > but I don't think any U-Boot board uses this. > > > > > > > > What are the differences between x86 and ARM platforms when enabling > ACPI? The architecture of my board STM32PMU is ARM so can I apply the > technique used on platform x86 for my board? > > > > Firstly I wonder why you want ACPI? > > I think STM32MPU is as good as any platform to get the pipe flushed > with enabling ACPI on ARM platforms. > > Overall I think it's a worthwhile endeavour to get this sorted for at > least one ARM platform as a starting point. > > > Secondly, if you have the tables somewhere it should be easy enough to > > build them, building on the series you pointed to. Heinrich is > > interested in this, I think. I can help with advice. I have been > > toying with going back to that rpi series but have not done so yet. > > I've started to mess around with this over the holidays. Feel free to > CC me on future work in that direction. > > - Moritz > -- PHAN Ba Gia Bao Etudiant en 5A STI - INSA Centre Val de Loire
