[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/virt/lib/Makefile b/src/kernel/linux/v4.19/virt/lib/Makefile
new file mode 100644
index 0000000..901228d
--- /dev/null
+++ b/src/kernel/linux/v4.19/virt/lib/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_IRQ_BYPASS_MANAGER) += irqbypass.o