2 files changed, 180 insertions, 0 deletions
diff --git a/boot/at91bootstrap/Config.in b/boot/at91bootstrap/Config.in
new file mode 100644
index 000000000..1bf8d50d2
--- /dev/null
+++ b/boot/at91bootstrap/Config.in
@@ -0,0 +1,91 @@
+menuconfig BR2_TARGET_AT91BOOTSTRAP
+	depends on BR2_arm
+	bool "AT91 Bootstrap"
+
+if	BR2_TARGET_AT91BOOTSTRAP
+
+config BR2_TARGET_AT91BOOTSTRAP_BOARD
+	string "Bootstrap board"
+	default ""
+	help
+	  This is used to do a make <board>_config
+
+choice
+	prompt "Boot Memory"
+	default BR2_TARGET_AT91BOOT_DATAFLASHCARD
+	help
+	  Select Chip for which AT91 bootstrap should be built
+
+config BR2_TARGET_AT91BOOT_DATAFLASH
+	bool "AT45 Dataflash"
+
+config BR2_TARGET_AT91BOOT_DATAFLASHCARD
+	bool "AT45 Dataflash Card"
+
+config BR2_TARGET_AT91BOOT_NANDFLASH
+	bool "NAND Flash"
+
+config BR2_TARGET_AT91BOOT_FLASH
+	bool "Internal Flash or external parallel flash"
+
+config BR2_TARGET_AT91BOOT_SDCARD
+	bool "SD-Card"
+
+config BR2_TARGET_AT91BOOT_EEPROM
+	bool "EEPROM"
+
+endchoice
+
+config BR2_TARGET_AT91BOOTSTRAP_MEMORY
+	string
+	default	"dataflash"	if	BR2_TARGET_AT91BOOT_DATAFLASH
+	default	"dataflashcard"	if	BR2_TARGET_AT91BOOT_DATAFLASHCARD
+	default	"nandflash"	if	BR2_TARGET_AT91BOOT_NANDFLASH
+	default	"flash"		if	BR2_TARGET_AT91BOOT_FLASH
+	default	"sdcard"	if	BR2_TARGET_AT91BOOT_SDCARD
+	default	"eeprom"	if	BR2_TARGET_AT91BOOT_EEPROM
+
+config	BR2_AT91BOOTSTRAP_IMG_SIZE
+	string	"Image Size to copy to SDRAM"
+	default	"0x32000"	if	BR2_TARGET_AT91BOOT_DATAFLASH
+	default	"0x32000"	if	BR2_TARGET_AT91BOOT_DATAFLASHCARD
+	default	"0x30000"	if	BR2_TARGET_AT91BOOT_NANDFLASH
+	default	"0x100000"	if	BR2_TARGET_AT91BOOT_FLASH
+	default	"0x30000"	if	BR2_TARGET_AT91BOOT_SDCARD
+	default	"0x30000"	if	BR2_TARGET_AT91BOOT_EEPROM
+	help
+	  Select the size of your application
+	  AT91 Bootstrap will copy this amount from flash to SDRAM
+
+choice
+	prompt "Start address of application"
+	default BR2_AT91BOOTSTRAP_JUMP_TO_DEFAULT
+	help
+	  Location of the application start address
+
+config	BR2_AT91BOOTSTRAP_JUMP_TO_DEFAULT
+	bool "Copy to the default U-Boot start location in the SDRAM"
+	help
+	  This is where you copy the U-Boot boot loader
+
+config	BR2_AT91BOOTSTRAP_JUMP_TO_HIGH_SDRAM
+	bool "Copy to the last Megabyte of the SDRAM"
+	help
+	  This is where you copy a boot loader
+
+config	BR2_AT91BOOTSTRAP_JUMP_TO_START_OF_SDRAM
+	bool "Copy to the start of the SDRAM"
+	help
+	  This is where you copy a standalone application
+endchoice
+
+config	BR2_AT91BOOTSTRAP_JUMP_ADDR
+	string
+	default	"0x23F00000" if BR2_AT91BOOTSTRAP_JUMP_TO_DEFAULT
+	default	"0x23F00000" if BR2_AT91BOOTSTRAP_JUMP_TO_HIGH_SDRAM
+	default "0x20000000" if BR2_AT91BOOTSTRAP_JUMP_TO_START_OF_SDRAM
+
+endif
+
+
+
diff --git a/boot/at91bootstrap/at91bootstrap.mk b/boot/at91bootstrap/at91bootstrap.mk
new file mode 100644
index 000000000..903069653
--- /dev/null
+++ b/boot/at91bootstrap/at91bootstrap.mk
@@ -0,0 +1,89 @@
+#############################################################
+#
+# at91bootstrap
+#
+#############################################################
+AT91BOOTSTRAP_VERSION:=2.13
+AT91BOOTSTRAP_NAME:=at91bootstrap-$(AT91BOOTSTRAP_VERSION)
+AT91BOOTSTRAP_SITE:=ftp://www.at91.com/pub/buildroot/
+AT91BOOTSTRAP_SOURCE:=$(AT91BOOTSTRAP_NAME).tar.bz2
+AT91BOOTSTRAP_DIR:=$(BUILD_DIR)/$(AT91BOOTSTRAP_NAME)
+AT91BOOTSTRAP:=$(call qstrip,$(BR2_AT91BOOTSTRAP))
+AT91BOOTSTRAP_ZCAT:=$(BZCAT)
+
+AT91BOOTSTRAP_BOARD:=$(call qstrip,$(BR2_TARGET_AT91BOOTSTRAP_BOARD))
+AT91BOOTSTRAP_MEMORY:=$(call qstrip,$(BR2_TARGET_AT91BOOTSTRAP_MEMORY))
+AT91BOOTSTRAP_BINARY:=$(AT91BOOTSTRAP_BOARD)-$(AT91BOOTSTRAP_MEMORY)boot.bin
+AT91BOOTSTRAP_TARGET:=$(AT91BOOTSTRAP_DIR)/binaries/$(AT91BOOTSTRAP_BINARY)
+AT91BOOTSTRAP_JUMP_ADDR:=$(call qstrip,$(BR2_AT91BOOTSTRAP_JUMP_ADDR))
+AT91BOOTSTRAP_IMG_SIZE:=$(call qstrip,$(BR2_AT91BOOTSTRAP_IMG_SIZE))
+
+AT91_CUSTOM_FLAGS:=
+ifneq ($(AT91BOOTSTRAP_JUMP_ADDR),)
+AT91_CUSTOM_FLAGS+=-DJUMP_ADDR=$(AT91BOOTSTRAP_JUMP_ADDR)
+endif
+ifneq ($(AT91BOOTSTRAP_IMG_SIZE),)
+AT91_CUSTOM_FLAGS+=-DIMG_SIZE=$(AT91BOOTSTRAP_IMG_SIZE)
+endif
+
+$(DL_DIR)/$(AT91BOOTSTRAP_SOURCE):
+	 $(call DOWNLOAD,$(AT91BOOTSTRAP_SITE),$(AT91BOOTSTRAP_SOURCE))
+
+$(AT91BOOTSTRAP_DIR)/.unpacked: $(DL_DIR)/$(AT91BOOTSTRAP_SOURCE)
+	mkdir -p $(BUILD_DIR)
+	$(AT91BOOTSTRAP_ZCAT) $(DL_DIR)/$(AT91BOOTSTRAP_SOURCE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
+	toolchain/patch-kernel.sh $(AT91BOOTSTRAP_DIR) boot/at91bootstrap/ at91bootstrap-$(AT91BOOTSTRAP_VERSION)\*.patch
+	touch $(AT91BOOTSTRAP_DIR)/.unpacked
+
+$(AT91BOOTSTRAP_DIR)/.configured: $(AT91BOOTSTRAP_DIR)/.unpacked .config
+	$(MAKE) \
+		MEMORY=$(AT91BOOTSTRAP_MEMORY) \
+		CROSS_COMPILE=$(TARGET_CROSS) \
+		-C $(AT91BOOTSTRAP_DIR) \
+		$(AT91BOOTSTRAP_BOARD)_defconfig
+	touch $(AT91BOOTSTRAP_DIR)/.configured
+
+$(AT91BOOTSTRAP_TARGET): $(AT91BOOTSTRAP_DIR)/.configured
+	$(MAKE) \
+		MEMORY=$(AT91BOOTSTRAP_MEMORY) \
+		CROSS_COMPILE=$(TARGET_CROSS) \
+		AT91_CUSTOM_FLAGS="$(AT91_CUSTOM_FLAGS)" \
+		-C $(AT91BOOTSTRAP_DIR)
+
+$(AT91BOOTSTRAP_DIR)/.installed:: $(AT91BOOTSTRAP_TARGET)
+	mkdir -p $(BINARIES_DIR)
+	make MEMORY=$(AT91BOOTSTRAP_MEMORY) 	\
+		CROSS_COMPILE=$(TARGET_CROSS) 	\
+		DESTDIR=$(BINARIES_DIR) 	\
+		-C $(AT91BOOTSTRAP_DIR) install
+	touch $@
+
+.PHONY: at91bootstrap at91bootstrap-source
+
+at91bootstrap: $(AT91BOOTSTRAP_DIR)/.installed
+
+at91bootstrap-source: $(DL_DIR)/$(AT91BOOTSTRAP_SOURCE)
+
+at91bootstrap-unpacked: $(AT91BOOTSTRAP_DIR)/.unpacked
+
+.PHONY: at91bootstrap-clean at91bootstrap-dirclean
+
+at91bootstrap-clean:
+	make -C $(AT91BOOTSTRAP_DIR) clean
+
+at91bootstrap-dirclean:
+	rm -rf $(AT91BOOTSTRAP_DIR)
+
+#############################################################
+#
+# Toplevel Makefile options
+#
+#############################################################
+ifeq ($(BR2_TARGET_AT91BOOTSTRAP),y)
+TARGETS+=at91bootstrap
+
+# we NEED a board name
+ifeq ($(AT91BOOTSTRAP_BOARD),)
+$(error No AT91Bootstrap board name set. Check your BR2_TARGET_AT91BOOTSTRAP_BOARD setting)
+endif
+endif