firmware: Add a type to LCOV tarball info

The LCOV tarball info has to have at least one field so that we can
identify the type.

BUG=b:156895937
TEST=generate

Change-Id: Idfa91fb781833e0b53a22dc8fefdb618a125d1d2
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/infra/proto/+/2770979
Reviewed-by: LaMont Jones <lamontjones@chromium.org>
Commit-Queue: Paul Fagerburg <pfagerburg@chromium.org>
diff --git a/go/chromite/api/firmware.pb.go b/go/chromite/api/firmware.pb.go
index 757c37b..e4da0a3 100644
--- a/go/chromite/api/firmware.pb.go
+++ b/go/chromite/api/firmware.pb.go
@@ -185,6 +185,52 @@
 	return file_chromite_api_firmware_proto_rawDescGZIP(), []int{16, 0, 0, 0}
 }
 
+type FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type int32
+
+const (
+	FirmwareArtifactInfo_LcovTarballInfo_LcovType_UNKNOWN FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type = 0
+	FirmwareArtifactInfo_LcovTarballInfo_LcovType_LCOV    FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type = 1
+)
+
+// Enum value maps for FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type.
+var (
+	FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type_name = map[int32]string{
+		0: "UNKNOWN",
+		1: "LCOV",
+	}
+	FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type_value = map[string]int32{
+		"UNKNOWN": 0,
+		"LCOV":    1,
+	}
+)
+
+func (x FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type) Enum() *FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type {
+	p := new(FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type)
+	*p = x
+	return p
+}
+
+func (x FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type) Descriptor() protoreflect.EnumDescriptor {
+	return file_chromite_api_firmware_proto_enumTypes[3].Descriptor()
+}
+
+func (FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type) Type() protoreflect.EnumType {
+	return &file_chromite_api_firmware_proto_enumTypes[3]
+}
+
+func (x FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type.Descriptor instead.
+func (FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type) EnumDescriptor() ([]byte, []int) {
+	return file_chromite_api_firmware_proto_rawDescGZIP(), []int{16, 1, 0, 0}
+}
+
 // Added in R91.
 type BcsVersionInfo struct {
 	state         protoimpl.MessageState
@@ -1476,6 +1522,8 @@
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
+
+	Type FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type `protobuf:"varint,1,opt,name=type,proto3,enum=chromite.api.FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type" json:"type,omitempty"`
 }
 
 func (x *FirmwareArtifactInfo_LcovTarballInfo) Reset() {
@@ -1510,6 +1558,13 @@
 	return file_chromite_api_firmware_proto_rawDescGZIP(), []int{16, 1}
 }
 
+func (x *FirmwareArtifactInfo_LcovTarballInfo) GetType() FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type {
+	if x != nil {
+		return x.Type
+	}
+	return FirmwareArtifactInfo_LcovTarballInfo_LcovType_UNKNOWN
+}
+
 type FirmwareArtifactInfo_ObjectInfo struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1698,6 +1753,45 @@
 	return 0
 }
 
+// The type of LCOV info.
+type FirmwareArtifactInfo_LcovTarballInfo_LcovType struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *FirmwareArtifactInfo_LcovTarballInfo_LcovType) Reset() {
+	*x = FirmwareArtifactInfo_LcovTarballInfo_LcovType{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_chromite_api_firmware_proto_msgTypes[25]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *FirmwareArtifactInfo_LcovTarballInfo_LcovType) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*FirmwareArtifactInfo_LcovTarballInfo_LcovType) ProtoMessage() {}
+
+func (x *FirmwareArtifactInfo_LcovTarballInfo_LcovType) ProtoReflect() protoreflect.Message {
+	mi := &file_chromite_api_firmware_proto_msgTypes[25]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use FirmwareArtifactInfo_LcovTarballInfo_LcovType.ProtoReflect.Descriptor instead.
+func (*FirmwareArtifactInfo_LcovTarballInfo_LcovType) Descriptor() ([]byte, []int) {
+	return file_chromite_api_firmware_proto_rawDescGZIP(), []int{16, 1, 0}
+}
+
 var File_chromite_api_firmware_proto protoreflect.FileDescriptor
 
 var file_chromite_api_firmware_proto_rawDesc = []byte{
@@ -1859,7 +1953,7 @@
 	0x68, 0x72, 0x6f, 0x6d, 0x69, 0x75, 0x6d, 0x6f, 0x73, 0x2e, 0x55, 0x70, 0x6c, 0x6f, 0x61, 0x64,
 	0x65, 0x64, 0x41, 0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x73, 0x42, 0x79, 0x53, 0x65, 0x72,
 	0x76, 0x69, 0x63, 0x65, 0x2e, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x52, 0x09, 0x61,
-	0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x73, 0x22, 0x84, 0x07, 0x0a, 0x14, 0x46, 0x69, 0x72,
+	0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x73, 0x22, 0x86, 0x08, 0x0a, 0x14, 0x46, 0x69, 0x72,
 	0x6d, 0x77, 0x61, 0x72, 0x65, 0x41, 0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x49, 0x6e, 0x66,
 	0x6f, 0x12, 0x47, 0x0a, 0x07, 0x6f, 0x62, 0x6a, 0x65, 0x63, 0x74, 0x73, 0x18, 0x01, 0x20, 0x03,
 	0x28, 0x0b, 0x32, 0x2d, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e, 0x61, 0x70,
@@ -1900,68 +1994,76 @@
 	0x73, 0x69, 0x6f, 0x6e, 0x12, 0x14, 0x0a, 0x05, 0x6d, 0x61, 0x6a, 0x6f, 0x72, 0x18, 0x01, 0x20,
 	0x01, 0x28, 0x05, 0x52, 0x05, 0x6d, 0x61, 0x6a, 0x6f, 0x72, 0x12, 0x14, 0x0a, 0x05, 0x6d, 0x69,
 	0x6e, 0x6f, 0x72, 0x18, 0x02, 0x20, 0x01, 0x28, 0x05, 0x52, 0x05, 0x6d, 0x69, 0x6e, 0x6f, 0x72,
-	0x1a, 0x11, 0x0a, 0x0f, 0x4c, 0x63, 0x6f, 0x76, 0x54, 0x61, 0x72, 0x62, 0x61, 0x6c, 0x6c, 0x49,
-	0x6e, 0x66, 0x6f, 0x1a, 0xe9, 0x01, 0x0a, 0x0a, 0x4f, 0x62, 0x6a, 0x65, 0x63, 0x74, 0x49, 0x6e,
-	0x66, 0x6f, 0x12, 0x1b, 0x0a, 0x09, 0x66, 0x69, 0x6c, 0x65, 0x5f, 0x6e, 0x61, 0x6d, 0x65, 0x18,
-	0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x08, 0x66, 0x69, 0x6c, 0x65, 0x4e, 0x61, 0x6d, 0x65, 0x12,
-	0x53, 0x0a, 0x0c, 0x74, 0x61, 0x72, 0x62, 0x61, 0x6c, 0x6c, 0x5f, 0x69, 0x6e, 0x66, 0x6f, 0x18,
-	0x02, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x2e, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65,
-	0x2e, 0x61, 0x70, 0x69, 0x2e, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x41, 0x72, 0x74,
-	0x69, 0x66, 0x61, 0x63, 0x74, 0x49, 0x6e, 0x66, 0x6f, 0x2e, 0x54, 0x61, 0x72, 0x62, 0x61, 0x6c,
-	0x6c, 0x49, 0x6e, 0x66, 0x6f, 0x48, 0x00, 0x52, 0x0b, 0x74, 0x61, 0x72, 0x62, 0x61, 0x6c, 0x6c,
-	0x49, 0x6e, 0x66, 0x6f, 0x12, 0x51, 0x0a, 0x09, 0x6c, 0x63, 0x6f, 0x76, 0x5f, 0x69, 0x6e, 0x66,
-	0x6f, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x32, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69,
+	0x1a, 0x92, 0x01, 0x0a, 0x0f, 0x4c, 0x63, 0x6f, 0x76, 0x54, 0x61, 0x72, 0x62, 0x61, 0x6c, 0x6c,
+	0x49, 0x6e, 0x66, 0x6f, 0x12, 0x54, 0x0a, 0x04, 0x74, 0x79, 0x70, 0x65, 0x18, 0x01, 0x20, 0x01,
+	0x28, 0x0e, 0x32, 0x40, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e, 0x61, 0x70,
+	0x69, 0x2e, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x41, 0x72, 0x74, 0x69, 0x66, 0x61,
+	0x63, 0x74, 0x49, 0x6e, 0x66, 0x6f, 0x2e, 0x4c, 0x63, 0x6f, 0x76, 0x54, 0x61, 0x72, 0x62, 0x61,
+	0x6c, 0x6c, 0x49, 0x6e, 0x66, 0x6f, 0x2e, 0x4c, 0x63, 0x6f, 0x76, 0x54, 0x79, 0x70, 0x65, 0x2e,
+	0x54, 0x79, 0x70, 0x65, 0x52, 0x04, 0x74, 0x79, 0x70, 0x65, 0x1a, 0x29, 0x0a, 0x08, 0x4c, 0x63,
+	0x6f, 0x76, 0x54, 0x79, 0x70, 0x65, 0x22, 0x1d, 0x0a, 0x04, 0x54, 0x79, 0x70, 0x65, 0x12, 0x0b,
+	0x0a, 0x07, 0x55, 0x4e, 0x4b, 0x4e, 0x4f, 0x57, 0x4e, 0x10, 0x00, 0x12, 0x08, 0x0a, 0x04, 0x4c,
+	0x43, 0x4f, 0x56, 0x10, 0x01, 0x1a, 0xe9, 0x01, 0x0a, 0x0a, 0x4f, 0x62, 0x6a, 0x65, 0x63, 0x74,
+	0x49, 0x6e, 0x66, 0x6f, 0x12, 0x1b, 0x0a, 0x09, 0x66, 0x69, 0x6c, 0x65, 0x5f, 0x6e, 0x61, 0x6d,
+	0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x08, 0x66, 0x69, 0x6c, 0x65, 0x4e, 0x61, 0x6d,
+	0x65, 0x12, 0x53, 0x0a, 0x0c, 0x74, 0x61, 0x72, 0x62, 0x61, 0x6c, 0x6c, 0x5f, 0x69, 0x6e, 0x66,
+	0x6f, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x2e, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69,
 	0x74, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x41,
-	0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x49, 0x6e, 0x66, 0x6f, 0x2e, 0x4c, 0x63, 0x6f, 0x76,
-	0x54, 0x61, 0x72, 0x62, 0x61, 0x6c, 0x6c, 0x49, 0x6e, 0x66, 0x6f, 0x48, 0x00, 0x52, 0x08, 0x6c,
-	0x63, 0x6f, 0x76, 0x49, 0x6e, 0x66, 0x6f, 0x42, 0x16, 0x0a, 0x14, 0x66, 0x69, 0x72, 0x6d, 0x77,
-	0x61, 0x72, 0x65, 0x5f, 0x6f, 0x62, 0x6a, 0x65, 0x63, 0x74, 0x5f, 0x69, 0x6e, 0x66, 0x6f, 0x2a,
-	0x5e, 0x0a, 0x0a, 0x46, 0x77, 0x4c, 0x6f, 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x12, 0x17, 0x0a,
-	0x13, 0x46, 0x57, 0x5f, 0x4c, 0x4f, 0x43, 0x41, 0x54, 0x49, 0x4f, 0x4e, 0x5f, 0x55, 0x4e, 0x4b,
-	0x4e, 0x4f, 0x57, 0x4e, 0x10, 0x00, 0x12, 0x0f, 0x0a, 0x0b, 0x50, 0x4c, 0x41, 0x54, 0x46, 0x4f,
-	0x52, 0x4d, 0x5f, 0x45, 0x43, 0x10, 0x01, 0x12, 0x13, 0x0a, 0x0f, 0x50, 0x4c, 0x41, 0x54, 0x46,
-	0x4f, 0x52, 0x4d, 0x5f, 0x5a, 0x45, 0x50, 0x48, 0x59, 0x52, 0x10, 0x02, 0x12, 0x11, 0x0a, 0x0d,
-	0x50, 0x4c, 0x41, 0x54, 0x46, 0x4f, 0x52, 0x4d, 0x5f, 0x54, 0x49, 0x35, 0x30, 0x10, 0x03, 0x32,
-	0xb3, 0x04, 0x0a, 0x0f, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x53, 0x65, 0x72, 0x76,
-	0x69, 0x63, 0x65, 0x12, 0x6a, 0x0a, 0x13, 0x42, 0x75, 0x69, 0x6c, 0x64, 0x41, 0x6c, 0x6c, 0x54,
-	0x6f, 0x74, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x12, 0x28, 0x2e, 0x63, 0x68, 0x72,
-	0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x42, 0x75, 0x69, 0x6c, 0x64, 0x41,
-	0x6c, 0x6c, 0x54, 0x6f, 0x74, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x52, 0x65, 0x71,
-	0x75, 0x65, 0x73, 0x74, 0x1a, 0x29, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e,
-	0x61, 0x70, 0x69, 0x2e, 0x42, 0x75, 0x69, 0x6c, 0x64, 0x41, 0x6c, 0x6c, 0x54, 0x6f, 0x74, 0x46,
-	0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12,
-	0x67, 0x0a, 0x12, 0x54, 0x65, 0x73, 0x74, 0x41, 0x6c, 0x6c, 0x54, 0x6f, 0x74, 0x46, 0x69, 0x72,
-	0x6d, 0x77, 0x61, 0x72, 0x65, 0x12, 0x27, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65,
-	0x2e, 0x61, 0x70, 0x69, 0x2e, 0x54, 0x65, 0x73, 0x74, 0x41, 0x6c, 0x6c, 0x54, 0x6f, 0x74, 0x46,
-	0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x28,
-	0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x54, 0x65,
-	0x73, 0x74, 0x41, 0x6c, 0x6c, 0x54, 0x6f, 0x74, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65,
-	0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x61, 0x0a, 0x10, 0x42, 0x75, 0x69, 0x6c,
-	0x64, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x12, 0x25, 0x2e, 0x63,
+	0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x49, 0x6e, 0x66, 0x6f, 0x2e, 0x54, 0x61, 0x72, 0x62,
+	0x61, 0x6c, 0x6c, 0x49, 0x6e, 0x66, 0x6f, 0x48, 0x00, 0x52, 0x0b, 0x74, 0x61, 0x72, 0x62, 0x61,
+	0x6c, 0x6c, 0x49, 0x6e, 0x66, 0x6f, 0x12, 0x51, 0x0a, 0x09, 0x6c, 0x63, 0x6f, 0x76, 0x5f, 0x69,
+	0x6e, 0x66, 0x6f, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x32, 0x2e, 0x63, 0x68, 0x72, 0x6f,
+	0x6d, 0x69, 0x74, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72,
+	0x65, 0x41, 0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x49, 0x6e, 0x66, 0x6f, 0x2e, 0x4c, 0x63,
+	0x6f, 0x76, 0x54, 0x61, 0x72, 0x62, 0x61, 0x6c, 0x6c, 0x49, 0x6e, 0x66, 0x6f, 0x48, 0x00, 0x52,
+	0x08, 0x6c, 0x63, 0x6f, 0x76, 0x49, 0x6e, 0x66, 0x6f, 0x42, 0x16, 0x0a, 0x14, 0x66, 0x69, 0x72,
+	0x6d, 0x77, 0x61, 0x72, 0x65, 0x5f, 0x6f, 0x62, 0x6a, 0x65, 0x63, 0x74, 0x5f, 0x69, 0x6e, 0x66,
+	0x6f, 0x2a, 0x5e, 0x0a, 0x0a, 0x46, 0x77, 0x4c, 0x6f, 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x12,
+	0x17, 0x0a, 0x13, 0x46, 0x57, 0x5f, 0x4c, 0x4f, 0x43, 0x41, 0x54, 0x49, 0x4f, 0x4e, 0x5f, 0x55,
+	0x4e, 0x4b, 0x4e, 0x4f, 0x57, 0x4e, 0x10, 0x00, 0x12, 0x0f, 0x0a, 0x0b, 0x50, 0x4c, 0x41, 0x54,
+	0x46, 0x4f, 0x52, 0x4d, 0x5f, 0x45, 0x43, 0x10, 0x01, 0x12, 0x13, 0x0a, 0x0f, 0x50, 0x4c, 0x41,
+	0x54, 0x46, 0x4f, 0x52, 0x4d, 0x5f, 0x5a, 0x45, 0x50, 0x48, 0x59, 0x52, 0x10, 0x02, 0x12, 0x11,
+	0x0a, 0x0d, 0x50, 0x4c, 0x41, 0x54, 0x46, 0x4f, 0x52, 0x4d, 0x5f, 0x54, 0x49, 0x35, 0x30, 0x10,
+	0x03, 0x32, 0xb3, 0x04, 0x0a, 0x0f, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x53, 0x65,
+	0x72, 0x76, 0x69, 0x63, 0x65, 0x12, 0x6a, 0x0a, 0x13, 0x42, 0x75, 0x69, 0x6c, 0x64, 0x41, 0x6c,
+	0x6c, 0x54, 0x6f, 0x74, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x12, 0x28, 0x2e, 0x63,
 	0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x42, 0x75, 0x69, 0x6c,
-	0x64, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x52, 0x65, 0x71, 0x75,
-	0x65, 0x73, 0x74, 0x1a, 0x26, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e, 0x61,
-	0x70, 0x69, 0x2e, 0x42, 0x75, 0x69, 0x6c, 0x64, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72, 0x6d, 0x77,
-	0x61, 0x72, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x5e, 0x0a, 0x0f, 0x54,
-	0x65, 0x73, 0x74, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x12, 0x24,
-	0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x54, 0x65,
-	0x73, 0x74, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x52, 0x65, 0x71,
-	0x75, 0x65, 0x73, 0x74, 0x1a, 0x25, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e,
-	0x61, 0x70, 0x69, 0x2e, 0x54, 0x65, 0x73, 0x74, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72, 0x6d, 0x77,
-	0x61, 0x72, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x76, 0x0a, 0x17, 0x42,
-	0x75, 0x6e, 0x64, 0x6c, 0x65, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x41, 0x72, 0x74,
-	0x69, 0x66, 0x61, 0x63, 0x74, 0x73, 0x12, 0x2c, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74,
+	0x64, 0x41, 0x6c, 0x6c, 0x54, 0x6f, 0x74, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x52,
+	0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x29, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74,
+	0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x42, 0x75, 0x69, 0x6c, 0x64, 0x41, 0x6c, 0x6c, 0x54, 0x6f,
+	0x74, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73,
+	0x65, 0x12, 0x67, 0x0a, 0x12, 0x54, 0x65, 0x73, 0x74, 0x41, 0x6c, 0x6c, 0x54, 0x6f, 0x74, 0x46,
+	0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x12, 0x27, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69,
+	0x74, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x54, 0x65, 0x73, 0x74, 0x41, 0x6c, 0x6c, 0x54, 0x6f,
+	0x74, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74,
+	0x1a, 0x28, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e,
+	0x54, 0x65, 0x73, 0x74, 0x41, 0x6c, 0x6c, 0x54, 0x6f, 0x74, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61,
+	0x72, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x61, 0x0a, 0x10, 0x42, 0x75,
+	0x69, 0x6c, 0x64, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x12, 0x25,
+	0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x42, 0x75,
+	0x69, 0x6c, 0x64, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x52, 0x65,
+	0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x26, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65,
+	0x2e, 0x61, 0x70, 0x69, 0x2e, 0x42, 0x75, 0x69, 0x6c, 0x64, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72,
+	0x6d, 0x77, 0x61, 0x72, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x5e, 0x0a,
+	0x0f, 0x54, 0x65, 0x73, 0x74, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65,
+	0x12, 0x24, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e,
+	0x54, 0x65, 0x73, 0x74, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x52,
+	0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x25, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74,
+	0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x54, 0x65, 0x73, 0x74, 0x41, 0x6c, 0x6c, 0x46, 0x69, 0x72,
+	0x6d, 0x77, 0x61, 0x72, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x76, 0x0a,
+	0x17, 0x42, 0x75, 0x6e, 0x64, 0x6c, 0x65, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x41,
+	0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x73, 0x12, 0x2c, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d,
+	0x69, 0x74, 0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x42, 0x75, 0x6e, 0x64, 0x6c, 0x65, 0x46, 0x69,
+	0x72, 0x6d, 0x77, 0x61, 0x72, 0x65, 0x41, 0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x73, 0x52,
+	0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x2d, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74,
 	0x65, 0x2e, 0x61, 0x70, 0x69, 0x2e, 0x42, 0x75, 0x6e, 0x64, 0x6c, 0x65, 0x46, 0x69, 0x72, 0x6d,
-	0x77, 0x61, 0x72, 0x65, 0x41, 0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x73, 0x52, 0x65, 0x71,
-	0x75, 0x65, 0x73, 0x74, 0x1a, 0x2d, 0x2e, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2e,
-	0x61, 0x70, 0x69, 0x2e, 0x42, 0x75, 0x6e, 0x64, 0x6c, 0x65, 0x46, 0x69, 0x72, 0x6d, 0x77, 0x61,
-	0x72, 0x65, 0x41, 0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x73, 0x52, 0x65, 0x73, 0x70, 0x6f,
-	0x6e, 0x73, 0x65, 0x1a, 0x10, 0xc2, 0xed, 0x1a, 0x0c, 0x0a, 0x08, 0x66, 0x69, 0x72, 0x6d, 0x77,
-	0x61, 0x72, 0x65, 0x10, 0x01, 0x42, 0x38, 0x5a, 0x36, 0x67, 0x6f, 0x2e, 0x63, 0x68, 0x72, 0x6f,
-	0x6d, 0x69, 0x75, 0x6d, 0x2e, 0x6f, 0x72, 0x67, 0x2f, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x75,
-	0x6d, 0x6f, 0x73, 0x2f, 0x69, 0x6e, 0x66, 0x72, 0x61, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f,
-	0x67, 0x6f, 0x2f, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2f, 0x61, 0x70, 0x69, 0x62,
-	0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x77, 0x61, 0x72, 0x65, 0x41, 0x72, 0x74, 0x69, 0x66, 0x61, 0x63, 0x74, 0x73, 0x52, 0x65, 0x73,
+	0x70, 0x6f, 0x6e, 0x73, 0x65, 0x1a, 0x10, 0xc2, 0xed, 0x1a, 0x0c, 0x0a, 0x08, 0x66, 0x69, 0x72,
+	0x6d, 0x77, 0x61, 0x72, 0x65, 0x10, 0x01, 0x42, 0x38, 0x5a, 0x36, 0x67, 0x6f, 0x2e, 0x63, 0x68,
+	0x72, 0x6f, 0x6d, 0x69, 0x75, 0x6d, 0x2e, 0x6f, 0x72, 0x67, 0x2f, 0x63, 0x68, 0x72, 0x6f, 0x6d,
+	0x69, 0x75, 0x6d, 0x6f, 0x73, 0x2f, 0x69, 0x6e, 0x66, 0x72, 0x61, 0x2f, 0x70, 0x72, 0x6f, 0x74,
+	0x6f, 0x2f, 0x67, 0x6f, 0x2f, 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x74, 0x65, 0x2f, 0x61, 0x70,
+	0x69, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -1976,89 +2078,92 @@
 	return file_chromite_api_firmware_proto_rawDescData
 }
 
-var file_chromite_api_firmware_proto_enumTypes = make([]protoimpl.EnumInfo, 3)
-var file_chromite_api_firmware_proto_msgTypes = make([]protoimpl.MessageInfo, 25)
+var file_chromite_api_firmware_proto_enumTypes = make([]protoimpl.EnumInfo, 4)
+var file_chromite_api_firmware_proto_msgTypes = make([]protoimpl.MessageInfo, 26)
 var file_chromite_api_firmware_proto_goTypes = []interface{}{
 	(FwLocation)(0),                                         // 0: chromite.api.FwLocation
 	(FwBuildMetric_FwSection_FwRegion)(0),                   // 1: chromite.api.FwBuildMetric.FwSection.FwRegion
 	(FirmwareArtifactInfo_TarballInfo_FirmwareType_Type)(0), // 2: chromite.api.FirmwareArtifactInfo.TarballInfo.FirmwareType.Type
-	(*BcsVersionInfo)(nil),                                  // 3: chromite.api.BcsVersionInfo
-	(*FirmwareVersionInfo)(nil),                             // 4: chromite.api.FirmwareVersionInfo
-	(*FwBuildMetric)(nil),                                   // 5: chromite.api.FwBuildMetric
-	(*FwBuildMetricList)(nil),                               // 6: chromite.api.FwBuildMetricList
-	(*FwTestMetric)(nil),                                    // 7: chromite.api.FwTestMetric
-	(*FwTestMetricList)(nil),                                // 8: chromite.api.FwTestMetricList
-	(*BuildAllTotFirmwareRequest)(nil),                      // 9: chromite.api.BuildAllTotFirmwareRequest
-	(*BuildAllTotFirmwareResponse)(nil),                     // 10: chromite.api.BuildAllTotFirmwareResponse
-	(*TestAllTotFirmwareRequest)(nil),                       // 11: chromite.api.TestAllTotFirmwareRequest
-	(*TestAllTotFirmwareResponse)(nil),                      // 12: chromite.api.TestAllTotFirmwareResponse
-	(*BuildAllFirmwareRequest)(nil),                         // 13: chromite.api.BuildAllFirmwareRequest
-	(*BuildAllFirmwareResponse)(nil),                        // 14: chromite.api.BuildAllFirmwareResponse
-	(*TestAllFirmwareRequest)(nil),                          // 15: chromite.api.TestAllFirmwareRequest
-	(*TestAllFirmwareResponse)(nil),                         // 16: chromite.api.TestAllFirmwareResponse
-	(*BundleFirmwareArtifactsRequest)(nil),                  // 17: chromite.api.BundleFirmwareArtifactsRequest
-	(*BundleFirmwareArtifactsResponse)(nil),                 // 18: chromite.api.BundleFirmwareArtifactsResponse
-	(*FirmwareArtifactInfo)(nil),                            // 19: chromite.api.FirmwareArtifactInfo
-	(*FwBuildMetric_FwSection)(nil),                         // 20: chromite.api.FwBuildMetric.FwSection
-	(*FwBuildMetric_Version)(nil),                           // 21: chromite.api.FwBuildMetric.Version
-	(*FwBuildMetric_ZephyrTarget)(nil),                      // 22: chromite.api.FwBuildMetric.ZephyrTarget
-	(*FirmwareArtifactInfo_TarballInfo)(nil),                // 23: chromite.api.FirmwareArtifactInfo.TarballInfo
-	(*FirmwareArtifactInfo_LcovTarballInfo)(nil),            // 24: chromite.api.FirmwareArtifactInfo.LcovTarballInfo
-	(*FirmwareArtifactInfo_ObjectInfo)(nil),                 // 25: chromite.api.FirmwareArtifactInfo.ObjectInfo
-	(*FirmwareArtifactInfo_TarballInfo_FirmwareType)(nil),   // 26: chromite.api.FirmwareArtifactInfo.TarballInfo.FirmwareType
-	(*FirmwareArtifactInfo_TarballInfo_Version)(nil),        // 27: chromite.api.FirmwareArtifactInfo.TarballInfo.Version
-	(*chromiumos.Chroot)(nil),                               // 28: chromiumos.Chroot
-	(chromiumos.FwLocation)(0),                              // 29: chromiumos.FwLocation
-	(*chromiumos.ResultPath)(nil),                           // 30: chromiumos.ResultPath
-	(*chromiumos.ArtifactsByService_Firmware)(nil),          // 31: chromiumos.ArtifactsByService.Firmware
-	(*chromiumos.UploadedArtifactsByService_Firmware)(nil),  // 32: chromiumos.UploadedArtifactsByService.Firmware
+	(FirmwareArtifactInfo_LcovTarballInfo_LcovType_Type)(0), // 3: chromite.api.FirmwareArtifactInfo.LcovTarballInfo.LcovType.Type
+	(*BcsVersionInfo)(nil),                                  // 4: chromite.api.BcsVersionInfo
+	(*FirmwareVersionInfo)(nil),                             // 5: chromite.api.FirmwareVersionInfo
+	(*FwBuildMetric)(nil),                                   // 6: chromite.api.FwBuildMetric
+	(*FwBuildMetricList)(nil),                               // 7: chromite.api.FwBuildMetricList
+	(*FwTestMetric)(nil),                                    // 8: chromite.api.FwTestMetric
+	(*FwTestMetricList)(nil),                                // 9: chromite.api.FwTestMetricList
+	(*BuildAllTotFirmwareRequest)(nil),                      // 10: chromite.api.BuildAllTotFirmwareRequest
+	(*BuildAllTotFirmwareResponse)(nil),                     // 11: chromite.api.BuildAllTotFirmwareResponse
+	(*TestAllTotFirmwareRequest)(nil),                       // 12: chromite.api.TestAllTotFirmwareRequest
+	(*TestAllTotFirmwareResponse)(nil),                      // 13: chromite.api.TestAllTotFirmwareResponse
+	(*BuildAllFirmwareRequest)(nil),                         // 14: chromite.api.BuildAllFirmwareRequest
+	(*BuildAllFirmwareResponse)(nil),                        // 15: chromite.api.BuildAllFirmwareResponse
+	(*TestAllFirmwareRequest)(nil),                          // 16: chromite.api.TestAllFirmwareRequest
+	(*TestAllFirmwareResponse)(nil),                         // 17: chromite.api.TestAllFirmwareResponse
+	(*BundleFirmwareArtifactsRequest)(nil),                  // 18: chromite.api.BundleFirmwareArtifactsRequest
+	(*BundleFirmwareArtifactsResponse)(nil),                 // 19: chromite.api.BundleFirmwareArtifactsResponse
+	(*FirmwareArtifactInfo)(nil),                            // 20: chromite.api.FirmwareArtifactInfo
+	(*FwBuildMetric_FwSection)(nil),                         // 21: chromite.api.FwBuildMetric.FwSection
+	(*FwBuildMetric_Version)(nil),                           // 22: chromite.api.FwBuildMetric.Version
+	(*FwBuildMetric_ZephyrTarget)(nil),                      // 23: chromite.api.FwBuildMetric.ZephyrTarget
+	(*FirmwareArtifactInfo_TarballInfo)(nil),                // 24: chromite.api.FirmwareArtifactInfo.TarballInfo
+	(*FirmwareArtifactInfo_LcovTarballInfo)(nil),            // 25: chromite.api.FirmwareArtifactInfo.LcovTarballInfo
+	(*FirmwareArtifactInfo_ObjectInfo)(nil),                 // 26: chromite.api.FirmwareArtifactInfo.ObjectInfo
+	(*FirmwareArtifactInfo_TarballInfo_FirmwareType)(nil),   // 27: chromite.api.FirmwareArtifactInfo.TarballInfo.FirmwareType
+	(*FirmwareArtifactInfo_TarballInfo_Version)(nil),        // 28: chromite.api.FirmwareArtifactInfo.TarballInfo.Version
+	(*FirmwareArtifactInfo_LcovTarballInfo_LcovType)(nil),   // 29: chromite.api.FirmwareArtifactInfo.LcovTarballInfo.LcovType
+	(*chromiumos.Chroot)(nil),                               // 30: chromiumos.Chroot
+	(chromiumos.FwLocation)(0),                              // 31: chromiumos.FwLocation
+	(*chromiumos.ResultPath)(nil),                           // 32: chromiumos.ResultPath
+	(*chromiumos.ArtifactsByService_Firmware)(nil),          // 33: chromiumos.ArtifactsByService.Firmware
+	(*chromiumos.UploadedArtifactsByService_Firmware)(nil),  // 34: chromiumos.UploadedArtifactsByService.Firmware
 }
 var file_chromite_api_firmware_proto_depIdxs = []int32{
-	20, // 0: chromite.api.FwBuildMetric.fw_section:type_name -> chromite.api.FwBuildMetric.FwSection
-	22, // 1: chromite.api.FwBuildMetric.zephyr:type_name -> chromite.api.FwBuildMetric.ZephyrTarget
-	5,  // 2: chromite.api.FwBuildMetricList.value:type_name -> chromite.api.FwBuildMetric
-	7,  // 3: chromite.api.FwTestMetricList.value:type_name -> chromite.api.FwTestMetric
+	21, // 0: chromite.api.FwBuildMetric.fw_section:type_name -> chromite.api.FwBuildMetric.FwSection
+	23, // 1: chromite.api.FwBuildMetric.zephyr:type_name -> chromite.api.FwBuildMetric.ZephyrTarget
+	6,  // 2: chromite.api.FwBuildMetricList.value:type_name -> chromite.api.FwBuildMetric
+	8,  // 3: chromite.api.FwTestMetricList.value:type_name -> chromite.api.FwTestMetric
 	0,  // 4: chromite.api.BuildAllTotFirmwareRequest.firmware_location:type_name -> chromite.api.FwLocation
-	28, // 5: chromite.api.BuildAllTotFirmwareRequest.chroot:type_name -> chromiumos.Chroot
-	6,  // 6: chromite.api.BuildAllTotFirmwareResponse.metrics:type_name -> chromite.api.FwBuildMetricList
+	30, // 5: chromite.api.BuildAllTotFirmwareRequest.chroot:type_name -> chromiumos.Chroot
+	7,  // 6: chromite.api.BuildAllTotFirmwareResponse.metrics:type_name -> chromite.api.FwBuildMetricList
 	0,  // 7: chromite.api.TestAllTotFirmwareRequest.firmware_location:type_name -> chromite.api.FwLocation
-	28, // 8: chromite.api.TestAllTotFirmwareRequest.chroot:type_name -> chromiumos.Chroot
-	8,  // 9: chromite.api.TestAllTotFirmwareResponse.metrics:type_name -> chromite.api.FwTestMetricList
-	29, // 10: chromite.api.BuildAllFirmwareRequest.firmware_location:type_name -> chromiumos.FwLocation
-	28, // 11: chromite.api.BuildAllFirmwareRequest.chroot:type_name -> chromiumos.Chroot
-	6,  // 12: chromite.api.BuildAllFirmwareResponse.metrics:type_name -> chromite.api.FwBuildMetricList
-	29, // 13: chromite.api.TestAllFirmwareRequest.firmware_location:type_name -> chromiumos.FwLocation
-	28, // 14: chromite.api.TestAllFirmwareRequest.chroot:type_name -> chromiumos.Chroot
-	8,  // 15: chromite.api.TestAllFirmwareResponse.metrics:type_name -> chromite.api.FwTestMetricList
-	28, // 16: chromite.api.BundleFirmwareArtifactsRequest.chroot:type_name -> chromiumos.Chroot
-	30, // 17: chromite.api.BundleFirmwareArtifactsRequest.result_path:type_name -> chromiumos.ResultPath
-	31, // 18: chromite.api.BundleFirmwareArtifactsRequest.artifacts:type_name -> chromiumos.ArtifactsByService.Firmware
-	3,  // 19: chromite.api.BundleFirmwareArtifactsRequest.bcs_version_info:type_name -> chromite.api.BcsVersionInfo
-	32, // 20: chromite.api.BundleFirmwareArtifactsResponse.artifacts:type_name -> chromiumos.UploadedArtifactsByService.Firmware
-	25, // 21: chromite.api.FirmwareArtifactInfo.objects:type_name -> chromite.api.FirmwareArtifactInfo.ObjectInfo
-	3,  // 22: chromite.api.FirmwareArtifactInfo.bcs_version_info:type_name -> chromite.api.BcsVersionInfo
+	30, // 8: chromite.api.TestAllTotFirmwareRequest.chroot:type_name -> chromiumos.Chroot
+	9,  // 9: chromite.api.TestAllTotFirmwareResponse.metrics:type_name -> chromite.api.FwTestMetricList
+	31, // 10: chromite.api.BuildAllFirmwareRequest.firmware_location:type_name -> chromiumos.FwLocation
+	30, // 11: chromite.api.BuildAllFirmwareRequest.chroot:type_name -> chromiumos.Chroot
+	7,  // 12: chromite.api.BuildAllFirmwareResponse.metrics:type_name -> chromite.api.FwBuildMetricList
+	31, // 13: chromite.api.TestAllFirmwareRequest.firmware_location:type_name -> chromiumos.FwLocation
+	30, // 14: chromite.api.TestAllFirmwareRequest.chroot:type_name -> chromiumos.Chroot
+	9,  // 15: chromite.api.TestAllFirmwareResponse.metrics:type_name -> chromite.api.FwTestMetricList
+	30, // 16: chromite.api.BundleFirmwareArtifactsRequest.chroot:type_name -> chromiumos.Chroot
+	32, // 17: chromite.api.BundleFirmwareArtifactsRequest.result_path:type_name -> chromiumos.ResultPath
+	33, // 18: chromite.api.BundleFirmwareArtifactsRequest.artifacts:type_name -> chromiumos.ArtifactsByService.Firmware
+	4,  // 19: chromite.api.BundleFirmwareArtifactsRequest.bcs_version_info:type_name -> chromite.api.BcsVersionInfo
+	34, // 20: chromite.api.BundleFirmwareArtifactsResponse.artifacts:type_name -> chromiumos.UploadedArtifactsByService.Firmware
+	26, // 21: chromite.api.FirmwareArtifactInfo.objects:type_name -> chromite.api.FirmwareArtifactInfo.ObjectInfo
+	4,  // 22: chromite.api.FirmwareArtifactInfo.bcs_version_info:type_name -> chromite.api.BcsVersionInfo
 	1,  // 23: chromite.api.FwBuildMetric.FwSection.region:type_name -> chromite.api.FwBuildMetric.FwSection.FwRegion
-	21, // 24: chromite.api.FwBuildMetric.ZephyrTarget.kernel_version:type_name -> chromite.api.FwBuildMetric.Version
+	22, // 24: chromite.api.FwBuildMetric.ZephyrTarget.kernel_version:type_name -> chromite.api.FwBuildMetric.Version
 	2,  // 25: chromite.api.FirmwareArtifactInfo.TarballInfo.type:type_name -> chromite.api.FirmwareArtifactInfo.TarballInfo.FirmwareType.Type
-	27, // 26: chromite.api.FirmwareArtifactInfo.TarballInfo.version:type_name -> chromite.api.FirmwareArtifactInfo.TarballInfo.Version
-	4,  // 27: chromite.api.FirmwareArtifactInfo.TarballInfo.firmware_version_info:type_name -> chromite.api.FirmwareVersionInfo
-	23, // 28: chromite.api.FirmwareArtifactInfo.ObjectInfo.tarball_info:type_name -> chromite.api.FirmwareArtifactInfo.TarballInfo
-	24, // 29: chromite.api.FirmwareArtifactInfo.ObjectInfo.lcov_info:type_name -> chromite.api.FirmwareArtifactInfo.LcovTarballInfo
-	9,  // 30: chromite.api.FirmwareService.BuildAllTotFirmware:input_type -> chromite.api.BuildAllTotFirmwareRequest
-	11, // 31: chromite.api.FirmwareService.TestAllTotFirmware:input_type -> chromite.api.TestAllTotFirmwareRequest
-	13, // 32: chromite.api.FirmwareService.BuildAllFirmware:input_type -> chromite.api.BuildAllFirmwareRequest
-	15, // 33: chromite.api.FirmwareService.TestAllFirmware:input_type -> chromite.api.TestAllFirmwareRequest
-	17, // 34: chromite.api.FirmwareService.BundleFirmwareArtifacts:input_type -> chromite.api.BundleFirmwareArtifactsRequest
-	10, // 35: chromite.api.FirmwareService.BuildAllTotFirmware:output_type -> chromite.api.BuildAllTotFirmwareResponse
-	12, // 36: chromite.api.FirmwareService.TestAllTotFirmware:output_type -> chromite.api.TestAllTotFirmwareResponse
-	14, // 37: chromite.api.FirmwareService.BuildAllFirmware:output_type -> chromite.api.BuildAllFirmwareResponse
-	16, // 38: chromite.api.FirmwareService.TestAllFirmware:output_type -> chromite.api.TestAllFirmwareResponse
-	18, // 39: chromite.api.FirmwareService.BundleFirmwareArtifacts:output_type -> chromite.api.BundleFirmwareArtifactsResponse
-	35, // [35:40] is the sub-list for method output_type
-	30, // [30:35] is the sub-list for method input_type
-	30, // [30:30] is the sub-list for extension type_name
-	30, // [30:30] is the sub-list for extension extendee
-	0,  // [0:30] is the sub-list for field type_name
+	28, // 26: chromite.api.FirmwareArtifactInfo.TarballInfo.version:type_name -> chromite.api.FirmwareArtifactInfo.TarballInfo.Version
+	5,  // 27: chromite.api.FirmwareArtifactInfo.TarballInfo.firmware_version_info:type_name -> chromite.api.FirmwareVersionInfo
+	3,  // 28: chromite.api.FirmwareArtifactInfo.LcovTarballInfo.type:type_name -> chromite.api.FirmwareArtifactInfo.LcovTarballInfo.LcovType.Type
+	24, // 29: chromite.api.FirmwareArtifactInfo.ObjectInfo.tarball_info:type_name -> chromite.api.FirmwareArtifactInfo.TarballInfo
+	25, // 30: chromite.api.FirmwareArtifactInfo.ObjectInfo.lcov_info:type_name -> chromite.api.FirmwareArtifactInfo.LcovTarballInfo
+	10, // 31: chromite.api.FirmwareService.BuildAllTotFirmware:input_type -> chromite.api.BuildAllTotFirmwareRequest
+	12, // 32: chromite.api.FirmwareService.TestAllTotFirmware:input_type -> chromite.api.TestAllTotFirmwareRequest
+	14, // 33: chromite.api.FirmwareService.BuildAllFirmware:input_type -> chromite.api.BuildAllFirmwareRequest
+	16, // 34: chromite.api.FirmwareService.TestAllFirmware:input_type -> chromite.api.TestAllFirmwareRequest
+	18, // 35: chromite.api.FirmwareService.BundleFirmwareArtifacts:input_type -> chromite.api.BundleFirmwareArtifactsRequest
+	11, // 36: chromite.api.FirmwareService.BuildAllTotFirmware:output_type -> chromite.api.BuildAllTotFirmwareResponse
+	13, // 37: chromite.api.FirmwareService.TestAllTotFirmware:output_type -> chromite.api.TestAllTotFirmwareResponse
+	15, // 38: chromite.api.FirmwareService.BuildAllFirmware:output_type -> chromite.api.BuildAllFirmwareResponse
+	17, // 39: chromite.api.FirmwareService.TestAllFirmware:output_type -> chromite.api.TestAllFirmwareResponse
+	19, // 40: chromite.api.FirmwareService.BundleFirmwareArtifacts:output_type -> chromite.api.BundleFirmwareArtifactsResponse
+	36, // [36:41] is the sub-list for method output_type
+	31, // [31:36] is the sub-list for method input_type
+	31, // [31:31] is the sub-list for extension type_name
+	31, // [31:31] is the sub-list for extension extendee
+	0,  // [0:31] is the sub-list for field type_name
 }
 
 func init() { file_chromite_api_firmware_proto_init() }
@@ -2368,6 +2473,18 @@
 				return nil
 			}
 		}
+		file_chromite_api_firmware_proto_msgTypes[25].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*FirmwareArtifactInfo_LcovTarballInfo_LcovType); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	file_chromite_api_firmware_proto_msgTypes[2].OneofWrappers = []interface{}{
 		(*FwBuildMetric_Zephyr)(nil),
@@ -2381,8 +2498,8 @@
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_chromite_api_firmware_proto_rawDesc,
-			NumEnums:      3,
-			NumMessages:   25,
+			NumEnums:      4,
+			NumMessages:   26,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/src/chromite/api/firmware.proto b/src/chromite/api/firmware.proto
index 8d8aa93..c9da9d5 100644
--- a/src/chromite/api/firmware.proto
+++ b/src/chromite/api/firmware.proto
@@ -253,8 +253,14 @@
   }
 
   message LcovTarballInfo {
-    // Deliberately empty; there isn't any other information I need other
-    // than to know that this is code coverage data in a tarball.
+      // The type of LCOV info.
+      message LcovType {
+        enum Type {
+            UNKNOWN = 0;
+            LCOV = 1;
+        }
+      }
+      LcovType.Type type = 1;
   }
 
   message ObjectInfo {