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Re: [Qemu-devel] [PATCH v4 5/7] RTC:Add RTC update-ended interrupt suppo
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From: |
Paolo Bonzini |
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Subject: |
Re: [Qemu-devel] [PATCH v4 5/7] RTC:Add RTC update-ended interrupt support |
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Date: |
Wed, 21 Mar 2012 22:16:59 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:10.0.1) Gecko/20120216 Thunderbird/10.0.1 |
Il 21/03/2012 17:54, Stefano Stabellini ha scritto:
>> >
>> > No, you need to set UF in case the code observes it without actually
>> > enabling interrupt delivery on the ISA bus.
>
> Well, if it is just about updating UF, can we do it only when the user
> reads REG_C?
Perhaps, but for AF it is much harder. Note that if the guest does not
care, this will run just once.
Paolo
Re: [Qemu-devel] [PATCH v4 5/7] RTC:Add RTC update-ended interrupt support, Zhang, Yang Z, 2012/03/21