From 6db01c1b3091aec8c0131f0f559daabb27e78c1c Mon Sep 17 00:00:00 2001 From: Thomas Petazzoni Date: Mon, 31 May 2010 19:34:27 +0200 Subject: u-boot: add a few comments Signed-off-by: Thomas Petazzoni --- boot/u-boot/u-boot.mk | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'boot/u-boot') diff --git a/boot/u-boot/u-boot.mk b/boot/u-boot/u-boot.mk index 220eeb2b6..90a45b87f 100644 --- a/boot/u-boot/u-boot.mk +++ b/boot/u-boot/u-boot.mk @@ -108,6 +108,7 @@ endif endif # BR2_TARGET_UBOOT_NETWORK touch $@ +# Build U-Boot itself $(U_BOOT_DIR)/$(U_BOOT_BIN): $(U_BOOT_DIR)/.header_modified $(TARGET_CONFIGURE_OPTS) \ CFLAGS="$(TARGET_CFLAGS)" \ @@ -116,6 +117,7 @@ $(U_BOOT_DIR)/$(U_BOOT_BIN): $(U_BOOT_DIR)/.header_modified $(MAKE) CROSS_COMPILE="$(TARGET_CROSS)" ARCH=$(U_BOOT_ARCH) \ -C $(U_BOOT_DIR) +# Copy the result to the images/ directory $(BINARIES_DIR)/$(U_BOOT_BIN): $(U_BOOT_DIR)/$(U_BOOT_BIN) rm -f $(BINARIES_DIR)/$(U_BOOT_BIN) cp -dpf $(U_BOOT_DIR)/$(U_BOOT_BIN) $(BINARIES_DIR)/ @@ -129,6 +131,7 @@ $(MKIMAGE): $(U_BOOT_DIR)/.patched $(MAKE) -C $(U_BOOT_DIR) tools cp -dpf $(U_BOOT_DIR)/tools/mkimage $(@D) +# Build manually mkimage for the target $(TARGET_DIR)/usr/bin/mkimage: $(U_BOOT_DIR)/.configured mkdir -p $(@D) $(TARGET_CC) -I$(U_BOOT_DIR)/include -I$(U_BOOT_DIR)/tools \ @@ -142,6 +145,7 @@ $(TARGET_DIR)/usr/bin/mkimage: $(U_BOOT_DIR)/.configured $(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $@ +# Build manually fw_printenv for the target $(TARGET_DIR)/usr/sbin/fw_printenv: $(U_BOOT_DIR)/.configured mkdir -p $(@D) $(TARGET_CC) -I$(U_BOOT_DIR)/include -I$(LINUX_HEADERS_DIR)/include \ -- cgit v1.2.3