Support parallelization for top level toolchain and kernel-module targets

e.g. Use make toolchains -j 4 to build toolchains for all architectures
in parallel with 4 jobs

Author: bru7us

Makefile

@@ -1,6 +1,9 @@
 
+SUPPORTED_TCS = $(notdir $(wildcard toolchains/syno-*))
+SUPPORTED_ARCHS = $(notdir $(subst -,/,$(SUPPORTED_TCS)))
 SUPPORTED_SPKS = $(patsubst spk/%/Makefile,%,$(wildcard spk/*/Makefile))
 
+
 all: $(SUPPORTED_SPKS)
 
 clean: $(addsuffix -clean,$(SUPPORTED_SPKS)) 
@@ -52,16 +55,14 @@ downloads:
 	done
 
 .PHONY: toolchains kernel-modules
-toolchains:
-	@for tc in $(dir $(wildcard toolchains/*/Makefile)) ; \
-	do \
-	    (cd $${tc} && $(MAKE)) ; \
-	done
-kernel-modules:
-	@for kern in $(dir $(wildcard kernel/*/Makefile)) ; \
-	do \
-	    (cd $${kern} && $(MAKE)) ; \
-	done
+toolchains: $(addprefix toolchain-,$(SUPPORTED_ARCHS))
+kernel-modules: $(addprefix kernel-,$(SUPPORTED_ARCHS))
+
+toolchain-%:
+	-@cd toolchains/syno-$*/ && MAKEFLAGS= $(MAKE)
+
+kernel-%:
+	-@cd kernel/syno-$*/ && MAKEFLAGS= $(MAKE)
 
 setup: local.mk
 

kernel/syno-x86/Makefile

@@ -1,5 +1,5 @@
 ARCH ?= x86
-ARCH ?= x86
+
 PKG_NAME = synogpl
 PKG_BRANCH = 2636
 PKG_ARCH = x64

mk/spksrc.kernel-modules.mk

@@ -16,6 +16,8 @@ EXTRACT_TARGET = kernel_extract_target
 CONFIGURE_TARGET = kernel_configure_target
 COPY_TARGET = nop
 
+TC ?= syno-$(ARCH)
+
 include ../../mk/spksrc.cross-env.mk
 #####