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| author | Adrian Calianu <adrian.calianu@enea.com> | 2019-05-13 09:29:49 +0200 |
|---|---|---|
| committer | Adrian Calianu <adrian.calianu@enea.com> | 2019-05-13 09:29:49 +0200 |
| commit | 12f0763e9384b52f8618fba5b7a70748d4a2da05 (patch) | |
| tree | 15ffb1c31a6eb50b2cb8bb335e8ca064d0f38b27 | |
| parent | 608641e02f713c0ee02d0b12b19a284d5f85787d (diff) | |
| download | enea-kernel-cache-12f0763e9384b52f8618fba5b7a70748d4a2da05.tar.gz | |
Add x2APIC support
It provides interrupt re-mapping support. In case
x2APIC is not available xAPIC will be enabled which also
support interrupt re-mapping.
Change-Id: I7c61194d9b9d8cb6d82d5f978000c363824c58a3
Signed-off-by: Adrian Calianu <adrian.calianu@enea.com>
| -rw-r--r-- | features/apic/x2apic_y.cfg | 2 | ||||
| -rw-r--r-- | features/apic/x2apic_y.scc | 4 |
2 files changed, 6 insertions, 0 deletions
diff --git a/features/apic/x2apic_y.cfg b/features/apic/x2apic_y.cfg new file mode 100644 index 0000000..6bcbb81 --- /dev/null +++ b/features/apic/x2apic_y.cfg | |||
| @@ -0,0 +1,2 @@ | |||
| 1 | CONFIG_IRQ_REMAP=y | ||
| 2 | CONFIG_X86_X2APIC=y | ||
diff --git a/features/apic/x2apic_y.scc b/features/apic/x2apic_y.scc new file mode 100644 index 0000000..f81ed9a --- /dev/null +++ b/features/apic/x2apic_y.scc | |||
| @@ -0,0 +1,4 @@ | |||
| 1 | define KFEATURE_DESCRIPTION "Enable x2APIC which increase the number of supported CPUs(2^32-1) and performance of the interface." | ||
| 2 | define KFEATURE_COMPATIBILITY board | ||
| 3 | |||
| 4 | kconf hardware x2apic_y.cfg | ||