From 8afcd1092f3dc822aa255685b98c815eb3642819 Mon Sep 17 00:00:00 2001
From: Waldemar Brodkorb <wbx@openadk.org>
Date: Wed, 9 Oct 2019 17:13:05 +0200
Subject: lm32: try to build kernel for qemu

---
 target/lm32/Makefile          | 45 +++++++++++++++++++++++++++++++++++++++++++
 target/lm32/systems/qemu-lm32 |  1 +
 2 files changed, 46 insertions(+)

(limited to 'target/lm32')

diff --git a/target/lm32/Makefile b/target/lm32/Makefile
index ba872b7d7..d79009445 100644
--- a/target/lm32/Makefile
+++ b/target/lm32/Makefile
@@ -5,6 +5,51 @@ include $(ADK_TOPDIR)/rules.mk
 include $(ADK_TOPDIR)/mk/kernel-build.mk
 include $(ADK_TOPDIR)/mk/image.mk
 
+KERNEL:=$(LINUX_DIR)/arch/lm32/boot/simpleImage.milkymist_one
+
+QEMU_ARGS:=-M milkymist 
+QEMU_ARGS+=-nographic -nodefaults -monitor pty -serial stdio -append "console=ttyS0"
+#
+# target helper text
+ifeq ($(ADK_TARGET_FS),archive)
+targethelp:
+	@echo "The RootFS tarball is: $(FW_DIR)/$(ROOTFSTARBALL)"
+ifeq ($(ADK_TARGET_QEMU),y)
+	@echo 'The kernel file is: $(FW_DIR)/${TARGET_KERNEL}'
+	@echo "Use following command to create a QEMU Image:"
+	@echo "./scripts/create.sh qemu-${ADK_TARGET_CPU_ARCH}.img $(FW_DIR)/$(ROOTFSUSERTARBALL)"
+	@echo "Start qemu with following options:"
+	@echo 'qemu-system-${ADK_TARGET_CPU_ARCH} ${QEMU_ARGS} -kernel $(FW_DIR)/$(TARGET_KERNEL) qemu-${ADK_TARGET_CPU_ARCH}.img'
+endif
+endif
+ifeq ($(ADK_TARGET_FS),initramfs)
+targethelp:
+	@echo 'The kernel file is: $(FW_DIR)/${TARGET_KERNEL}'
+	@echo 'The initramfs image is: ${FW_DIR}/${INITRAMFS}'
+ifeq ($(ADK_TARGET_QEMU),y)
+	@echo "Start qemu with following command line:"
+	@echo 'qemu-system-${ADK_TARGET_CPU_ARCH} ${QEMU_ARGS} -kernel $(FW_DIR)/$(TARGET_KERNEL) -initrd ${FW_DIR}/${INITRAMFS}'
+endif
+endif
+ifeq ($(ADK_TARGET_FS),initramfsarchive)
+targethelp:
+	@echo 'The kernel file is: $(FW_DIR)/${TARGET_KERNEL}'
+	@echo "The RootFS tarball is: $(FW_DIR)/$(ROOTFSUSERTARBALL)"
+endif
+ifeq ($(ADK_TARGET_FS),initramfspiggyback)
+targethelp:
+	@echo 'The kernel+initramfs file is: $(FW_DIR)/${TARGET_KERNEL}'
+ifeq ($(ADK_TARGET_QEMU),y)
+	@echo "Start qemu with following command line:"
+	@echo 'qemu-system-${ADK_TARGET_CPU_ARCH} ${QEMU_ARGS} -kernel $(FW_DIR)/$(TARGET_KERNEL)'
+endif
+endif
+
+kernel-strip:
+
+kernel-install: kernel-strip
+	@cp $(KERNEL) $(FW_DIR)/$(TARGET_KERNEL)
+
 # filesystem specific targets
 ifeq ($(ADK_TARGET_FS),initramfs)
 imageinstall: kernel-install $(FW_DIR)/$(INITRAMFS) targethelp
diff --git a/target/lm32/systems/qemu-lm32 b/target/lm32/systems/qemu-lm32
index f729902d8..901e1665f 100644
--- a/target/lm32/systems/qemu-lm32
+++ b/target/lm32/systems/qemu-lm32
@@ -3,6 +3,7 @@ config ADK_TARGET_SYSTEM_QEMU_LM32
 	select ADK_TARGET_QEMU
 	select ADK_TARGET_CPU_LM32
 	select ADK_TARGET_UCLINUX
+	select ADK_TARGET_KERNEL_SIMPLEIMAGE
 	help
 	  Support for Qemu Emulator LM32 architecture.
 
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