From 6695a994b01585ae3dce0e492de3c4e3feb2ae4f Mon Sep 17 00:00:00 2001
From: Bunnaroath Sou <bsou@sifive.com>
Date: Mon, 18 Mar 2019 12:49:20 -0700
Subject: Add link target options to tools and env

---
 bsp/update-targets.sh | 8 ++++++--
 scripts/libmetal.mk   | 2 +-
 scripts/standalone.mk | 6 +++++-
 3 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/bsp/update-targets.sh b/bsp/update-targets.sh
index 8657883..c4c90cb 100755
--- a/bsp/update-targets.sh
+++ b/bsp/update-targets.sh
@@ -61,7 +61,9 @@ LDSCRIPT_GENERATOR=freedom-ldscript-generator
 DTS_FILENAME=design.dts
 DTB_FILENAME=temp.dtb
 HEADER_FILENAME=metal.h
-LDSCRIPT_FILENAME=metal.lds
+LDS_DEFAULT_FILENAME=metal.default.lds
+LDS_RAMRODATA_FILENAME=metal.ramrodata.lds
+LDS_SCRATCHPAD_FILENAME=metal.scratchpad.lds
 
 update_target() {
     TARGET=$1
@@ -73,7 +75,9 @@ update_target() {
 
     # Produce parameterized files
     $MEE_HEADER_GENERATOR -d $TARGET/$DTB_FILENAME -o $TARGET/$HEADER_FILENAME || die "Failed to produce $TARGET/$HEADER_FILENAME"
-    $LDSCRIPT_GENERATOR -d $TARGET/$DTB_FILENAME -l $TARGET/$LDSCRIPT_FILENAME || die "Failed to produce $TARGET/$LDSCRIPT_FILENAME"
+    $LDSCRIPT_GENERATOR -d $TARGET/$DTB_FILENAME -l $TARGET/$LDS_DEFAULT_FILENAME || die "Failed to produce $TARGET/$LDS_DEFAULT_FILENAME"
+    $LDSCRIPT_GENERATOR -d $TARGET/$DTB_FILENAME -l $TARGET/$LDS_RAMRODATA_FILENAME --ramrodata || die "Failed to produce $TARGET/$LDS_RAMRODATA_FILENAME"
+    $LDSCRIPT_GENERATOR -d $TARGET/$DTB_FILENAME -l $TARGET/$LDS_SCRATCHPAD_FILENAME --scratchpad || die "Failed to produce $TARGET/$LDS_SCRATCHPAD_FILENAME"
 
     # Remove temporary .dtb
     rm $TARGET/$DTB_FILENAME
diff --git a/scripts/libmetal.mk b/scripts/libmetal.mk
index b50c599..c45972a 100644
--- a/scripts/libmetal.mk
+++ b/scripts/libmetal.mk
@@ -3,7 +3,7 @@
 # Compiles an instance of Metal targeted at $(TARGET)
 #############################################################
 METAL_SOURCE_PATH ?= freedom-metal
-METAL_LDSCRIPT	   = $(BSP_DIR)/metal.lds
+METAL_LDSCRIPT	   = $(BSP_DIR)/metal.$(LINK_TARGET).lds
 METAL_HEADER	   = $(BSP_DIR)/metal.h
 
 METAL_PREFIX       = $(abspath $(BSP_DIR)/install)
diff --git a/scripts/standalone.mk b/scripts/standalone.mk
index fd7486b..06063b9 100644
--- a/scripts/standalone.mk
+++ b/scripts/standalone.mk
@@ -37,6 +37,10 @@ ifeq ($(RISCV_CMODEL),)
 RISCV_CMODEL = medany
 endif
 
+ifeq ($(LINK_TARGET),)
+LINK_TARGET = default
+endif
+
 # Determines the XLEN from the toolchain tuple
 ifeq ($(patsubst rv32%,rv32,$(RISCV_ARCH)),rv32)
 RISCV_XLEN := 32
@@ -131,7 +135,7 @@ $(PROGRAM_ELF): \
 		$(PROGRAM_SRCS) \
 		$(BSP_DIR)/install/lib/$(CONFIGURATION)/libmetal.a \
 		$(BSP_DIR)/install/lib/$(CONFIGURATION)/libmetal-gloss.a \
-		$(BSP_DIR)/metal.lds
+		$(BSP_DIR)/metal.$(LINK_TARGET).lds
 	mkdir -p $(dir $@)
 	$(MAKE) -C $(SRC_DIR) $(basename $(notdir $@)) \
 		AR=$(RISCV_AR) \
-- 
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