Add ui-system helper routines

Add some UI system helper routines:

  pb_run_kexec()
  pb_elf_hash()
  pb_cat_hash()
  pb_opt_hash()

Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>

1 files changed, 42 insertions, 0 deletions

diff --git a/ui/common/ui-system.h b/ui/common/ui-system.h
new file mode 100644
index 0000000..fc402ae
--- /dev/null
+++ b/ui/common/ui-system.h
@@ -0,0 +1,42 @@
+/*
+ *  Copyright (C) 2009 Sony Computer Entertainment Inc.
+ *  Copyright 2009 Sony Corp.
+ *
+ *  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; version 2 of the License.
+ *
+ *  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
+ */
+
+#if !defined(_PB_UI_SYSTEM_H)
+#define _PB_UI_SYSTEM_H
+
+#include "pb-protocol/pb-protocol.h"
+#include "system/system.h"
+
+struct pb_kexec_data {
+	char *image;
+	char *initrd;
+	char *args;
+};
+
+int pb_run_kexec(const struct pb_kexec_data *kd);
+
+unsigned int pb_elf_hash(const char *str);
+unsigned int pb_cat_hash(const char *a, const char *b);
+
+static inline uint32_t pb_opt_hash(const struct device *dev,
+	const struct boot_option *opt)
+{
+	return pb_cat_hash(dev->name, opt->name);
+}
+
+#endif