From a524eb3846aac4d1b38f08cba49ff3503107042f Mon Sep 17 00:00:00 2001
From: Freya Murphy <freya@freyacat.org>
Date: Thu, 3 Apr 2025 12:31:21 -0400
Subject: move old kernel code (for now) into kernel/old, trying to get long
 mode

---
 kernel/old/include/clock.h | 55 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 kernel/old/include/clock.h

(limited to 'kernel/old/include/clock.h')

diff --git a/kernel/old/include/clock.h b/kernel/old/include/clock.h
new file mode 100644
index 0000000..674d799
--- /dev/null
+++ b/kernel/old/include/clock.h
@@ -0,0 +1,55 @@
+/**
+** @file	clock.h
+**
+** @author	CSCI-452 class of 20245
+**
+** @brief	Clock module declarations
+*/
+
+#ifndef CLOCK_H_
+#define CLOCK_H_
+
+#include <common.h>
+
+/*
+** General (C and/or assembly) definitions
+*/
+
+// conversion functions for seconds, ms, and ticks
+// (SEC_TO_MS is defined in defs.h)
+#define MS_TO_TICKS(n) ((n))
+#define SEC_TO_TICKS(n) (MS_TO_TICKS(SEC_TO_MS(n)))
+#define TICKS_TO_SEC(n) ((n) / CLOCK_FREQ)
+#define TICKS_TO_SEC_ROUNDED(n) (((n) + (CLOCK_FREQ - 1)) / CLOCK_FREQ)
+
+#ifndef ASM_SRC
+
+/*
+** Start of C-only definitions
+*/
+
+/*
+** Types
+*/
+
+/*
+** Globals
+*/
+
+// current system time
+extern uint32_t system_time;
+
+/*
+** Prototypes
+*/
+
+/**
+** Name:	clk_init
+**
+** Clock module initialization
+*/
+void clk_init(void);
+
+#endif /* !ASM_SRC */
+
+#endif
-- 
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