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-rw-r--r--boards/base/RaspberryPi/rpi_mailbox.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/boards/base/RaspberryPi/rpi_mailbox.h b/boards/base/RaspberryPi/rpi_mailbox.h
new file mode 100644
index 00000000..f3c03a26
--- /dev/null
+++ b/boards/base/RaspberryPi/rpi_mailbox.h
@@ -0,0 +1,7 @@
+#ifndef RPI_MAILBOX_H
+#define RPI_MAILBOX_H
+
+extern unsigned int readmailbox(unsigned int channel);
+extern void writemailbox(unsigned int channel, unsigned int data);
+
+#endif /* RPI_MAILBOX_H */