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-rw-r--r--extras/mini-os/include/iorw.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/extras/mini-os/include/iorw.h b/extras/mini-os/include/iorw.h
new file mode 100644
index 0000000000..d5ec065cf1
--- /dev/null
+++ b/extras/mini-os/include/iorw.h
@@ -0,0 +1,16 @@
+#ifndef MINIOS_IORW_H
+#define MINIOS_IORW_H
+
+#include <mini-os/types.h>
+
+void iowrite8(volatile void* addr, uint8_t val);
+void iowrite16(volatile void* addr, uint16_t val);
+void iowrite32(volatile void* addr, uint32_t val);
+void iowrite64(volatile void* addr, uint64_t val);
+
+uint8_t ioread8(volatile void* addr);
+uint16_t ioread16(volatile void* addr);
+uint32_t ioread32(volatile void* addr);
+uint64_t ioread64(volatile void* addr);
+
+#endif