Import of the watch repository from Pebble

platform/silk/boot/src/util/misc.h

@@ -0,0 +1,34 @@
+/*
+ * Copyright 2024 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <string.h>
+
+#define MIN(a, b) (((a) < (b)) ? (a) : (b))
+#define MAX(a, b) (((a) > (b)) ? (a) : (b))
+
+#define MHZ_TO_HZ(hz) (((uint32_t)(hz)) * 1000000)
+
+#define ARRAY_LENGTH(array) (sizeof((array))/sizeof((array)[0]))
+
+//! Find the log base two of a number rounded up
+int ceil_log_two(uint32_t n);
+
+//! Convert num to a hex string and put in buffer
+void itoa_hex(uint32_t num, char *buffer, int buffer_length);