kernel: make mp mode and msi interrupts the default. *msi -> *nomsi
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2 changed files with 3 additions and 7 deletions
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@ -693,12 +693,8 @@ restricts the kernel to starting at most
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processors.
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processors.
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.SS \fL*apicdebug=\fP
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.SS \fL*apicdebug=\fP
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Prints a summary of the multiprocessor APIC interrupt configuration.
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Prints a summary of the multiprocessor APIC interrupt configuration.
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.SS \fL*msi=\fP
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.SS \fL*nomsi=\fP
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Enables message signaled interrupts on devices that support it (see
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Disables message signaled interrupts.
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.IR icanhasmsi (8)).
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It is mutually exclusive with the
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.B *nomp=
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option.
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.SS \fL*pcimaxbno=value\fP
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.SS \fL*pcimaxbno=value\fP
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This puts a limit on the maximum bus number probed
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This puts a limit on the maximum bus number probed
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on a PCI bus (default 7).
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on a PCI bus (default 7).
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@ -579,7 +579,7 @@ msiintrenable(Vctl *v)
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int tbdf, vno, cap, cpu, ok64;
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int tbdf, vno, cap, cpu, ok64;
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Pcidev *pci;
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Pcidev *pci;
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if(getconf("*msi") == nil)
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if(getconf("*nomsi") != nil)
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return -1;
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return -1;
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tbdf = v->tbdf;
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tbdf = v->tbdf;
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if(tbdf == BUSUNKNOWN || BUSTYPE(tbdf) != BusPCI)
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if(tbdf == BUSUNKNOWN || BUSTYPE(tbdf) != BusPCI)
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