bootstage: Add bootstage command

Now that there are a few features, add a bootstage command to access them.

bootstage report - prints a report
bootstage stash/unstash - stashes bootstage records in memory, reads them back

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/common/Makefile b/common/Makefile
index 125b2be..f3fc175 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -69,6 +69,7 @@
 COBJS-$(CONFIG_CMD_BEDBUG) += bedbug.o cmd_bedbug.o
 COBJS-$(CONFIG_CMD_BMP) += cmd_bmp.o
 COBJS-$(CONFIG_CMD_BOOTLDR) += cmd_bootldr.o
+COBJS-$(CONFIG_CMD_BOOTSTAGE) += cmd_bootstage.o
 COBJS-$(CONFIG_CMD_CACHE) += cmd_cache.o
 COBJS-$(CONFIG_CMD_CONSOLE) += cmd_console.o
 COBJS-$(CONFIG_CMD_CPLBINFO) += cmd_cplbinfo.o