Handle most LDSCRIPT setting centrally

[people/ms/u-boot.git] / config.mk

diff --git a/config.mk b/config.mk
index fa46ff1a5138adcfc0d4bf068acb10420e06a29e..7ce554ecfec32beb8479c353c40b2b31dfdcf7f3 100644 (file)
--- a/config.mk
+++ b/config.mk
@@ -153,14 +153,37 @@ endif
 RELFLAGS= $(PLATFORM_RELFLAGS)
 DBGFLAGS= -g # -DDEBUG
 OPTFLAGS= -Os #-fomit-frame-pointer
+
+# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
+# that (or fail if absent).  Otherwise, search for a linker script in a
+# standard location.
+
 ifndef LDSCRIPT
-#LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
-ifeq ($(CONFIG_NAND_U_BOOT),y)
-LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
-else
-LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
+       #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
+       ifdef CONFIG_SYS_LDSCRIPT
+               # need to strip off double quotes
+               LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT))
+       endif
 endif
+
+ifndef LDSCRIPT
+       ifeq ($(CONFIG_NAND_U_BOOT),y)
+               LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
+               ifeq ($(wildcard $(LDSCRIPT)),)
+                       LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds
+               endif
+       endif
+       ifeq ($(wildcard $(LDSCRIPT)),)
+               LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
+       endif
+       ifeq ($(wildcard $(LDSCRIPT)),)
+               LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
+       endif
+       ifeq ($(wildcard $(LDSCRIPT)),)
+$(error could not find linker script)
+       endif
 endif
+
 OBJCFLAGS += --gap-fill=0xff
 
 gccincdir := $(shell $(CC) -print-file-name=include)