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[Bug 1001456] HAL misses Interrupt Clear-Pending Registers handling:wasted processing power
- From: bugzilla-daemon at bugs dot ecos dot sourceware dot org
- To: unassigned at bugs dot ecos dot sourceware dot org
- Date: Thu, 23 Feb 2012 09:05:31 +0000
- Subject: [Bug 1001456] HAL misses Interrupt Clear-Pending Registers handling:wasted processing power
- Auto-submitted: auto-generated
- References: <bug-1001456-777@http.bugs.ecos.sourceware.org/>
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--- Comment #17 from Bernard Fouchà <bernard.fouche@kuantic.com> 2012-02-23 09:05:21 GMT ---
If you have at hand "The definitive guide to the ARM Cortex-M3" by Joseph Yiu:
see chapter 7, "Interrupt Inputs and Pending Behavior" section, especially
figure 7.13, this is exactly what I observed.
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