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| From: | Paul Brook |
| Subject: | Re: [Qemu-devel] [PATCH] qemu: msi irq allocation api |
| Date: | Thu, 21 May 2009 14:23:20 +0100 |
| User-agent: | KMail/1.11.2 (Linux/2.6.29-2-amd64; KDE/4.2.2; x86_64; ; ) |
> > MSI provides multiple edge triggered interrupts, whereas traditional mode > > provides a single level triggered interrupt. My guess is most devices > > will want to treat these differently anyway. > > So, is qemu_send_msi better than qemu_set_irq. Neither. pci_send_msi, which is a trivial wrapper around stl_phys. Paul
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