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-rw-r--r--README4
-rw-r--r--common/Makefile1
-rw-r--r--common/cmd_bootstage.c116
3 files changed, 121 insertions, 0 deletions
diff --git a/README b/README
index 5e00fcc36..32e64d618 100644
--- a/README
+++ b/README
@@ -2384,6 +2384,10 @@ The following options need to be configured:
29,916,167 26,005,792 bootm_start
30,361,327 445,160 start_kernel
+ CONFIG_CMD_BOOTSTAGE
+ Add a 'bootstage' command which supports printing a report
+ and un/stashing of bootstage data.
+
CONFIG_BOOTSTAGE_FDT
Stash the bootstage information in the FDT. A root 'bootstage'
node is created with each bootstage id as a child. Each child
diff --git a/common/Makefile b/common/Makefile
index 125b2be31..f3fc1758e 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -69,6 +69,7 @@ COBJS-$(CONFIG_CMD_BDI) += cmd_bdinfo.o
COBJS-$(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
diff --git a/common/cmd_bootstage.c b/common/cmd_bootstage.c
new file mode 100644
index 000000000..7aa7895c8
--- /dev/null
+++ b/common/cmd_bootstage.c
@@ -0,0 +1,116 @@
+/*
+ * Copyright (c) 2012, Google Inc. All rights reserved.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+#ifndef CONFIG_BOOTSTAGE_STASH
+#define CONFIG_BOOTSTAGE_STASH -1UL
+#define CONFIG_BOOTSTAGE_STASH_SIZE -1
+#endif
+
+static int do_bootstage_report(cmd_tbl_t *cmdtp, int flag, int argc,
+ char * const argv[])
+{
+ bootstage_report();
+
+ return 0;
+}
+
+static int get_base_size(int argc, char * const argv[], ulong *basep,
+ ulong *sizep)
+{
+ char *endp;
+
+ *basep = CONFIG_BOOTSTAGE_STASH;
+ *sizep = CONFIG_BOOTSTAGE_STASH_SIZE;
+ if (argc < 2)
+ return 0;
+ *basep = simple_strtoul(argv[1], &endp, 16);
+ if (*argv[1] == 0 || *endp != 0)
+ return -1;
+ if (argc == 2)
+ return 0;
+ *sizep = simple_strtoul(argv[2], &endp, 16);
+ if (*argv[2] == 0 || *endp != 0)
+ return -1;
+
+ return 0;
+}
+
+static int do_bootstage_stash(cmd_tbl_t *cmdtp, int flag, int argc,
+ char * const argv[])
+{
+ ulong base, size;
+ int ret;
+
+ if (get_base_size(argc, argv, &base, &size))
+ return CMD_RET_USAGE;
+ if (base == -1UL) {
+ printf("No bootstage stash area defined\n");
+ return 1;
+ }
+
+ if (0 == strcmp(argv[0], "stash"))
+ ret = bootstage_stash((void *)base, size);
+ else
+ ret = bootstage_unstash((void *)base, size);
+ if (ret)
+ return 1;
+
+ return 0;
+}
+
+static cmd_tbl_t cmd_bootstage_sub[] = {
+ U_BOOT_CMD_MKENT(report, 2, 1, do_bootstage_report, "", ""),
+ U_BOOT_CMD_MKENT(stash, 4, 0, do_bootstage_stash, "", ""),
+ U_BOOT_CMD_MKENT(unstash, 4, 0, do_bootstage_stash, "", ""),
+};
+
+/*
+ * Process a bootstage sub-command
+ */
+static int do_boostage(cmd_tbl_t *cmdtp, int flag, int argc,
+ char * const argv[])
+{
+ cmd_tbl_t *c;
+
+ /* Strip off leading 'bootstage' command argument */
+ argc--;
+ argv++;
+
+ c = find_cmd_tbl(argv[0], cmd_bootstage_sub,
+ ARRAY_SIZE(cmd_bootstage_sub));
+
+ if (c)
+ return c->cmd(cmdtp, flag, argc, argv);
+ else
+ return CMD_RET_USAGE;
+}
+
+
+U_BOOT_CMD(bootstage, 4, 1, do_boostage,
+ "Boot stage command",
+ " - check boot progress and timing\n"
+ "report - Print a report\n"
+ "stash [<start> [<size>]] - Stash data into memory\n"
+ "unstash [<start> [<size>]] - Unstash data from memory"
+);