[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 2/3] x86/APIC: command line option adjustments
Improving their documentation, and converting one option to boolean since it has only boolean meaning. Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx> --- a/docs/misc/xen-command-line.markdown +++ b/docs/misc/xen-command-line.markdown @@ -674,6 +674,10 @@ debug hypervisor only). > `= <integer>` ### ioapic\_ack +> `= old | new` + +> Default: `new` unless directed-EOI is supported + ### iommu > `= List of [ <boolean> | force | required | intremap | qinval | snoop | > sharept | dom0-passthrough | dom0-strict | amd-iommu-perdev-intremap | > workaround_bios_bug | verbose | debug ]` @@ -789,10 +793,10 @@ Force the use of `[<seg>:]<bus>:<device> ACPI table. ### lapic +> `= <boolean>` Force the use of use of the local APIC on a uniprocessor system, even -if left disabled by the BIOS. This option will accept any value at -all. +if left disabled by the BIOS. ### lapic\_timer\_c2\_ok > `= <boolean>` @@ -834,6 +838,9 @@ uses. The limit only applies to the hig ### max\_gsi\_irqs > `= <integer>` +Specifies the number of interrupts to be use for pin (IO-APIC or legacy PIC) +based interrupts. Any higher IRQs will be available for use via PCI MSI. + ### maxcpus > `= <integer>` @@ -918,7 +925,7 @@ IRQ routing issues. > Default: `false` Ignore the local APIC on a uniprocessor system, even if enabled by the -BIOS. This option will accept value. +BIOS. ### no-real-mode (x86) > `= <boolean>` --- a/xen/arch/x86/apic.c +++ b/xen/arch/x86/apic.c @@ -813,12 +813,7 @@ static void __init lapic_disable(char *s setup_clear_cpu_cap(X86_FEATURE_APIC); } custom_param("nolapic", lapic_disable); - -static void __init lapic_enable(char *str) -{ - enable_local_apic = 1; -} -custom_param("lapic", lapic_enable); +boolean_param("lapic", enable_local_apic); static void __init apic_set_verbosity(char *str) { Attachment:
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