The Makefile for a CPU is in arch/($ARCH)/cpu/$(CPU). We want to support
having an .lds file in arch/$(ARCH)/cpu without requiring an additional
Makefile there. This change makes it clear that we expect a Makefile in
the same directory as the link script except in this case.
Signed-off-by: Simon Glass <s...@chromium.org>
---
Changes in v2:
- Add a comment explaining all the ldscript checks
Makefile | 10 +++++++++-
spl/Makefile | 3 +++
2 files changed, 12 insertions(+), 1 deletions(-)
diff --git a/Makefile b/Makefile
index fb658f4..423adef 100644
--- a/Makefile
+++ b/Makefile
@@ -174,6 +174,8 @@ include $(TOPDIR)/config.mk
# that (or fail if absent). Otherwise, search for a linker script in a
# standard location.
+LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT))
+
ifndef LDSCRIPT
#LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
ifdef CONFIG_SYS_LDSCRIPT
@@ -182,6 +184,7 @@ ifndef LDSCRIPT
endif
endif
+# If there is no specified link script, we look in a number of places for it
ifndef LDSCRIPT
ifeq ($(CONFIG_NAND_U_BOOT),y)
LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
@@ -196,6 +199,11 @@ ifndef LDSCRIPT
LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
endif
ifeq ($(wildcard $(LDSCRIPT)),)
+ LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
+ # We don't expect a Makefile here
+ LDSCRIPT_MAKEFILE_DIR =
+ endif
+ ifeq ($(wildcard $(LDSCRIPT)),)
$(error could not find linker script)
endif
endif
@@ -495,7 +503,7 @@ depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \
$(obj)include/autoconf.mk \
$(obj)include/generated/generic-asm-offsets.h \
$(obj)include/generated/asm-offsets.h
- for dir in $(SUBDIRS) $(CPUDIR) $(dir $(LDSCRIPT)) ; do \
+ for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \
$(MAKE) -C $$dir _depend ; done
TAG_SUBDIRS = $(SUBDIRS)
diff --git a/spl/Makefile b/spl/Makefile
index 6ac42a2..82484d4 100644
--- a/spl/Makefile
+++ b/spl/Makefile
@@ -87,6 +87,9 @@ ifeq ($(wildcard $(LDSCRIPT)),)
LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds
endif
ifeq ($(wildcard $(LDSCRIPT)),)
+ LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
+endif
+ifeq ($(wildcard $(LDSCRIPT)),)
$(error could not find linker script)
endif
--
1.7.3.1
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