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-rw-r--r--kernel/defs.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/defs.h b/kernel/defs.h
index 597e5b6..1b397fe 100644
--- a/kernel/defs.h
+++ b/kernel/defs.h
@@ -201,5 +201,10 @@ uint64 plic_pending(void);
int plic_claim(void);
void plic_complete(int);
+// virtio_disk.c
+void virtio_disk_init(void);
+void virtio_disk_rw(struct buf *);
+void virtio_disk_intr();
+
// number of elements in fixed-size array
#define NELEM(x) (sizeof(x)/sizeof((x)[0]))