Messages in this thread | | | Date | Fri, 15 Sep 2023 09:22:17 +0800 | Subject | Re: [PATCH v3 2/3] Kconfig: Add dependencies of POWER_RESET for x86 | From | Yuan Tan <> |
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On 9/15/2023 12:09 AM, Dave Hansen wrote: > On 9/14/23 03:36, Yuan Tan wrote: >> x86 and x86_64's power off depends on ACPI and PCI to work. Enable them >> when POWER_RESET is set for convenience. > I'm a bit confused by this. > > Which code is this referring to, exactly? Are you saying that no x86 > system can power off or reset unless it supports ACPI or PCI?
Yes, after testing on qemu-system-x86_64 and qemu-system-i386, I found that x86 can only power off when it enable ACPI and PCI.
I wanted to test nolibc based on tinyconfig and found it hard to find the dependence to enable poweroff.
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