OvmfPkg/PlatformCI: Add CI coverage for LoongArchVirtQemu

Add support for building LoongArchVirtQemu platform in CI

BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4584

Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Chao Li <lichao@loongson.cn>

OvmfPkg/PlatformCI/.azurepipelines/Ubuntu-GCC5.yml

@@ -186,6 +186,15 @@ jobs:
             Run.Flags: "QEMU_SKIP=TRUE"
             Run: $(should_run)
 
+          QEMU_LOONGARCH64_DEBUG:
+            Build.File: "$(package)/PlatformCI/QemuBuild.py"
+            Build.Arch: "LOONGARCH64"
+            Build.Flags: ""
+            Build.Target: "DEBUG"
+            # this build is for LOONGARCH qemu virt not qemu-kvm
+            Run.Flags: "QEMU_SKIP=TRUE"
+            Run: $(should_run)
+
     workspace:
       clean: all
 

OvmfPkg/PlatformCI/QemuBuild.py

@@ -19,7 +19,7 @@ class CommonPlatform():
         for the different parts of stuart
     '''
     PackagesSupported = ("OvmfPkg",)
-    ArchSupported = ("RISCV64",)
+    ArchSupported = ("RISCV64","LOONGARCH64")
     TargetsSupported = ("DEBUG", "RELEASE", "NOOPT")
     Scopes = ('ovmf', 'edk2-build')
     WorkspaceRoot = os.path.realpath(os.path.join(
@@ -31,7 +31,11 @@ class CommonPlatform():
 
         ArchCsv: csv string containing all architectures to build
         '''
-        return "RiscVVirt/RiscVVirtQemu.dsc"
+        if "RISCV64" in ArchCsv.upper().split(","):
+            dsc = "RiscVVirt/RiscVVirtQemu.dsc"
+        if "LOONGARCH64" in ArchCsv.upper().split(","):
+            dsc = "LoongArchVirt/LoongArchVirtQemu.dsc"
+        return dsc
 
 import PlatformBuildLib
 PlatformBuildLib.CommonPlatform = CommonPlatform