X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=config.mk;h=b77d58903c8148db98b6b204c8d2b314397fd5a6;hp=597a5660c33c14e47cc8b77425b38c6d14e0eccc;hb=5f5aee39162c4ce907ed92e68295367cb7793f50;hpb=e0d5d9f8887e5f80f6df4ff20bb1816a7edefd39

diff --git a/config.mk b/config.mk
index 597a5660c3..b77d58903c 100644
--- a/config.mk
+++ b/config.mk
@@ -6,115 +6,80 @@
 #
 #########################################################################
 
-ifeq ($(CURDIR),$(SRCTREE))
-dir :=
-else
-dir := $(subst $(SRCTREE)/,,$(CURDIR))
-endif
-
-ifneq ($(OBJTREE),$(SRCTREE))
-# Create object files for SPL in a separate directory
-ifeq ($(CONFIG_SPL_BUILD),y)
-ifeq ($(CONFIG_TPL_BUILD),y)
-obj := $(if $(dir),$(TPLTREE)/$(dir)/,$(TPLTREE)/)
-else
-obj := $(if $(dir),$(SPLTREE)/$(dir)/,$(SPLTREE)/)
-endif
-else
-obj := $(if $(dir),$(OBJTREE)/$(dir)/,$(OBJTREE)/)
-endif
-src := $(if $(dir),$(SRCTREE)/$(dir)/,$(SRCTREE)/)
-
-$(shell mkdir -p $(obj))
-else
-# Create object files for SPL in a separate directory
-ifeq ($(CONFIG_SPL_BUILD),y)
-ifeq ($(CONFIG_TPL_BUILD),y)
-obj := $(if $(dir),$(TPLTREE)/$(dir)/,$(TPLTREE)/)
-else
-obj := $(if $(dir),$(SPLTREE)/$(dir)/,$(SPLTREE)/)
+# This file is included from ./Makefile and spl/Makefile.
+# Clean the state to avoid the same flags added twice.
+#
+# (Tegra needs different flags for SPL.
+#  That's the reason why this file must be included from spl/Makefile too.
+#  If we did not have Tegra SoCs, build system would be much simpler...)
+PLATFORM_RELFLAGS :=
+PLATFORM_CPPFLAGS :=
+PLATFORM_LDFLAGS :=
+LDFLAGS :=
+LDFLAGS_FINAL :=
+OBJCOPYFLAGS :=
+# clear VENDOR for tcsh
+VENDOR :=
+#########################################################################
 
+ARCH := $(CONFIG_SYS_ARCH:"%"=%)
+CPU := $(CONFIG_SYS_CPU:"%"=%)
+ifdef CONFIG_SPL_BUILD
+ifdef CONFIG_TEGRA
+CPU := arm720t
 endif
-$(shell mkdir -p $(obj))
-else
-obj :=
-endif
-src :=
 endif
-
-# clean the slate ...
-PLATFORM_RELFLAGS =
-PLATFORM_CPPFLAGS =
-PLATFORM_LDFLAGS =
-
-#########################################################################
-
-# Load generated board configuration
-ifeq ($(CONFIG_TPL_BUILD),y)
-# Include TPL autoconf
-sinclude $(OBJTREE)/include/tpl-autoconf.mk
-else
-ifeq ($(CONFIG_SPL_BUILD),y)
-# Include SPL autoconf
-sinclude $(OBJTREE)/include/spl-autoconf.mk
-else
-# Include normal autoconf
-sinclude $(OBJTREE)/include/autoconf.mk
+BOARD := $(CONFIG_SYS_BOARD:"%"=%)
+ifneq ($(CONFIG_SYS_VENDOR),)
+VENDOR := $(CONFIG_SYS_VENDOR:"%"=%)
 endif
+ifneq ($(CONFIG_SYS_SOC),)
+SOC := $(CONFIG_SYS_SOC:"%"=%)
 endif
-sinclude $(OBJTREE)/include/config.mk
 
 # Some architecture config.mk files need to know what CPUDIR is set to,
 # so calculate CPUDIR before including ARCH/SOC/CPU config.mk files.
 # Check if arch/$ARCH/cpu/$CPU exists, otherwise assume arch/$ARCH/cpu contains
 # CPU-specific code.
-CPUDIR=arch/$(ARCH)/cpu/$(CPU)
-ifneq ($(SRCTREE)/$(CPUDIR),$(wildcard $(SRCTREE)/$(CPUDIR)))
-CPUDIR=arch/$(ARCH)/cpu
-endif
+CPUDIR=arch/$(ARCH)/cpu$(if $(CPU),/$(CPU),)
 
-sinclude $(TOPDIR)/arch/$(ARCH)/config.mk	# include architecture dependend rules
-sinclude $(TOPDIR)/$(CPUDIR)/config.mk		# include  CPU	specific rules
+sinclude $(srctree)/arch/$(ARCH)/config.mk	# include architecture dependend rules
+sinclude $(srctree)/$(CPUDIR)/config.mk		# include  CPU	specific rules
 
 ifdef	SOC
-sinclude $(TOPDIR)/$(CPUDIR)/$(SOC)/config.mk	# include  SoC	specific rules
+sinclude $(srctree)/$(CPUDIR)/$(SOC)/config.mk	# include  SoC	specific rules
 endif
+ifneq ($(BOARD),)
 ifdef	VENDOR
 BOARDDIR = $(VENDOR)/$(BOARD)
 else
 BOARDDIR = $(BOARD)
 endif
+endif
 ifdef	BOARD
-sinclude $(TOPDIR)/board/$(BOARDDIR)/config.mk	# include board specific rules
+sinclude $(srctree)/board/$(BOARDDIR)/config.mk	# include board specific rules
 endif
 
-#########################################################################
-
-RELFLAGS= $(PLATFORM_RELFLAGS)
-
-OBJCFLAGS += --gap-fill=0xff
-
-CPPFLAGS = $(KBUILD_CPPFLAGS) $(RELFLAGS)
-CPPFLAGS += $(UBOOTINCLUDE)
-CPPFLAGS += $(NOSTDINC_FLAGS) -pipe $(PLATFORM_CPPFLAGS)
-
-CFLAGS := $(KBUILD_CFLAGS) $(CPPFLAGS)
-
-BCURDIR = $(subst $(SRCTREE)/,,$(CURDIR:$(obj)%=%))
-
-ifeq ($(findstring examples/,$(BCURDIR)),)
-ifeq ($(CONFIG_SPL_BUILD),)
 ifdef FTRACE
-CFLAGS += -finstrument-functions -DFTRACE
-endif
+PLATFORM_CPPFLAGS += -finstrument-functions -DFTRACE
 endif
+
+# Allow use of stdint.h if available
+ifneq ($(USE_STDINT),)
+PLATFORM_CPPFLAGS += -DCONFIG_USE_STDINT
 endif
 
-AFLAGS := $(KBUILD_AFLAGS) $(CPPFLAGS)
+#########################################################################
+
+RELFLAGS := $(PLATFORM_RELFLAGS)
+
+PLATFORM_CPPFLAGS += $(RELFLAGS)
+PLATFORM_CPPFLAGS += -pipe
 
 LDFLAGS += $(PLATFORM_LDFLAGS)
 LDFLAGS_FINAL += -Bstatic
 
-#########################################################################
-
-export PLATFORM_CPPFLAGS PLATFORM_RELFLAGS CPPFLAGS CFLAGS AFLAGS
+export PLATFORM_CPPFLAGS
+export RELFLAGS
+export LDFLAGS_FINAL
+export CONFIG_STANDALONE_LOAD_ADDR