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From: | Jes Sorensen |
Subject: | Re: [Qemu-devel] [PATCH] qemu_reserve_isa_irq() |
Date: | Tue, 11 Aug 2009 13:32:36 +0200 |
User-agent: | Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1b3pre) Gecko/20090513 Fedora/3.0-2.3.beta2.fc11 Thunderbird/3.0b2 |
On 08/10/2009 08:57 PM, Anthony Liguori wrote:
Jes Sorensen wrote:As part of trying to provide the BIOS with information about PCI interrupt availability, I have added qemu_reserve_isa_irq() to try and keep track of which IRQs are claimed for ISA. If we can agree on this approach, then I'll be using it to pass info on to the guest BIOS in a follow on patch.Given the new isa qdev support, maybe it would be better to hook into isa_connect_irq?
Hi Anthony, In principle that would be good, the problem is just that the most of the code still brute force messages with the i8259 array directly, including the new ISA code. It really needs to be fixed to reference the ISA IRQ number and not the i8259 array directly :-( Jes
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