lakitu-kernel: Enable IOMMU and IRQ_REMAP configurations.

IRQ_REMAP configuration needs to be enabled inorder to use APIC ids >
256. When more than 256 cpus are used, APIC id is going to be > 256.
To enable IRQ_REMAP, IOMMU_SUPPORT needs to be enabled.

TEST=presubmit, validation, k8s, manually booting M2 ultra-mem.
RELEASE_NOTE=Enable IOMMU_SUPPORT and IRQ_REMAP kernel configurations.

Signed-off-by: Meena Shanmugam <>
Tested-by: Cusky Presubmit Bot <>
Reviewed-by: Robert Kolchmeyer <>

cos-patch: bug
Change-Id: I7d9ca81e92c4a8828d7408cb9525c52cc8b2a528
Reviewed-by: Dexter Rivera <>
Tested-by: Cusky Presubmit Bot <>
Main-Branch-Verified: Cusky Presubmit Bot <>
1 file changed