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authorSascha Hauer <s.hauer@pengutronix.de>2011-04-07 12:43:27 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2011-04-11 12:36:26 +0200
commit7c15f466dfe74bcc384889ada065592a9447d8a6 (patch)
tree348dc7324fa91e0092e0bd18e2414459f15be95d /commands/usb.c
parenta03277592f756fedbdf4dae9d64c073e59a18a74 (diff)
downloadbarebox-7c15f466dfe74bcc384889ada065592a9447d8a6.tar.gz
commands: seperate usb command from usb core
This patch makes the USB command optional and makes usb_rescan a global function. This way we can use USB in noninteractive environments. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'commands/usb.c')
-rw-r--r--commands/usb.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/commands/usb.c b/commands/usb.c
new file mode 100644
index 0000000..0aac78e
--- /dev/null
+++ b/commands/usb.c
@@ -0,0 +1,41 @@
+/*
+ * usb.c - rescan for USB devices
+ *
+ * Copyright (c) 2011 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
+ *
+ * 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 version 2
+ * as published by the Free Software Foundation.
+ *
+ * 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>
+#include <command.h>
+#include <usb/usb.h>
+
+static int do_usb(struct command *cmdtp, int argc, char *argv[])
+{
+ usb_rescan();
+
+ return 0;
+}
+
+static const __maybe_unused char cmd_usb_help[] =
+"Usage: usb\n"
+"(re-)detect USB devices\n";
+
+BAREBOX_CMD_START(usb)
+ .cmd = do_usb,
+ .usage = "(re-)detect USB devices",
+ BAREBOX_CMD_HELP(cmd_usb_help)
+BAREBOX_CMD_END