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-rw-r--r--src/e820map.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/e820map.h b/src/e820map.h
index de8b523..07ce16e 100644
--- a/src/e820map.h
+++ b/src/e820map.h
@@ -18,6 +18,7 @@ struct e820entry {
void e820_add(u64 start, u64 size, u32 type);
void e820_remove(u64 start, u64 size);
void e820_prepboot(void);
+int e820_is_used(u64 start, u64 size);
// e820 map storage
extern struct e820entry e820_list[];