On 05/23/18 22:40, Auger Eric wrote: > On 05/23/2018 07:45 PM, Laszlo Ersek wrote:
>> Regarding the second patch, I do believe we need "more sophistication" >> there. For example, I guess it could be possible to distinguish "-cpu >> cortex-a15" from "-cpu cortex-a57" somehow, and stick with the low/small >> ECAM in the former case. (The 32-bit firmware already runs on cortex-a15 >> only, and not on cortex-a57, according to my testing.) > > So we should detect we are in ACPI boot + aarch32 mode to force legacy > ECAM region, right? Agree about the aarch32 subcondition. However, "ACPI vs. DT" is not the right "other" subcondition here; instead we should (minimally) check "firmware vs. no firmware". See the "firmware_loaded" boolean field. I also suggest waiting for feedback from others! :) Thanks, Laszlo
