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-rw-r--r--src/include/pc80/i8254.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/include/pc80/i8254.h b/src/include/pc80/i8254.h
index 794945c244..21e47c2ece 100644
--- a/src/include/pc80/i8254.h
+++ b/src/include/pc80/i8254.h
@@ -55,5 +55,6 @@
#define PPCB_T2GATE 0x01 /* Bit 0 */
void setup_i8254(void);
+unsigned long calibrate_tsc_with_pit(void);
#endif /* PC80_I8254_H */