Re: [PATCH v3] Add genericarm64 MACHINE

On Thu, Feb 29, 2024 at 03:29:15PM +0000, Ross Burton wrote:
> On 29 Feb 2024, at 14:55, Tom Rini <[email protected]> wrote:
> > 
> > On Wed, Feb 28, 2024 at 11:44:15AM +0000, [email protected] wrote:
> > 
> >> From: Ross Burton <[email protected]>
> >> 
> >> This is a new 64-bit "generic" Arm machine, that expects the hardware to
> >> be SystemReady IR compatible.
> > 
> > A general comment is that some parts of the documentation / comments say
> > "SystemReady" and others "SystemReady IR". Since there's differences
> > between IR/ES/SR and that includes userspace, we should be clear I think
> > that this is just IR. For example...
> > 
> > [snip]
> >> +MACHINE_FEATURES = "acpi alsa bluetooth efi keyboard pci qemu-usermode rtc screen usbhost vfat wifi"
> > 
> > acpi isn't required for IR, just ES and SR.
> 
> This was _sort of_ intentional: whilst the expectation is that most boards will be IR, I didn’t want to do anything that would stop the same image working on an SR system.  Utterly untested right now, but in theory we’re just some more kernel configuration changes away from the machine working on an Ampere Altra.
> 
> I’ll reword and try and make this clearer.

OK, thanks. I'm a little surprised the kernel defconfig doesn't Just
Work.

-- 
Tom