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5e3719aeae
The generic timer driver only EOIs the timer interrupt if the ISTATUS bit is set. This is completely fine if you pretend that spurious interrupts do not exist. But as a matter of fact, they do, and the first one will leave the interrupt activated at the GIC level, making sure that no other interrupt can make it anymore. Making sure that each interrupt Ack is paired with an EOI is the way to go. Oh, and enabling the interrupt each time it is taken is completely pointless. We entered this function for a good reason... Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Reviewed-by: Laszlo Ersek <lersek@redhat.com>
EDK II Project
A modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications from www.uefi.org.
Contributions to the EDK II open source project are covered by the TianoCore Contribution Agreement 1.1
The majority of the content in the EDK II open source project uses a BSD 2-Clause License. The EDK II open source project contains the following components that are covered by additional licenses:
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- AppPkg/Applications/Python/Python-2.7.10
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The EDK II Project is composed of packages. The maintainers for each package are listed in Maintainers.txt.