diff --git a/src/system/proc_tools.cpp b/src/system/proc_tools.cpp
index dba4d2c35..5d0099d42 100644
--- a/src/system/proc_tools.cpp
+++ b/src/system/proc_tools.cpp
@@ -76,6 +76,18 @@ int proc_put(const char *path, bool state)
 	return proc_put(path, state ? "1" : "0", 1);
 }
 
+int proc_put_hex(const char *path, int value)
+{
+	char v[10];
+	sprintf(v, "%x\n", value);
+	return proc_put(path, v, strlen(v));
+}
+
+int proc_put_hex(const char *path, unsigned int value)
+{
+	return proc_put_hex(path, (int) value);
+}
+
 int proc_get(const char *path, char *value, const int len)
 {
 	int ret, ret2;
diff --git a/src/system/proc_tools.h b/src/system/proc_tools.h
index 46afdd2c7..95c9d12a0 100644
--- a/src/system/proc_tools.h
+++ b/src/system/proc_tools.h
@@ -18,6 +18,9 @@ int proc_put(const char *path, unsigned long value);
 int proc_put(const char *path, long long value);
 int proc_put(const char *path, unsigned long long value);
 int proc_put(const char *path, bool state);
+int proc_put_hex(const char *path, int value);
+int proc_put_hex(const char *path, unsigned int value);
+
 int proc_get(const char *path, char *value, const int len);
 unsigned int proc_get_hex(const char *path);
 #endif