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-rw-r--r--code/fe310/eos/uart.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/code/fe310/eos/uart.h b/code/fe310/eos/uart.h
new file mode 100644
index 0000000..e6ce990
--- /dev/null
+++ b/code/fe310/eos/uart.h
@@ -0,0 +1,18 @@
+#include <stdint.h>
+
+#define EOS_UART_ETYPE_TX 1
+#define EOS_UART_ETYPE_RX 2
+
+#define EOS_UART_MAX_ETYPE 2
+
+typedef void (*eos_uart_fptr_t) (unsigned char);
+
+void eos_uart_init(void);
+void eos_uart_set_handler(unsigned char type, eos_uart_fptr_t handler, uint8_t flags);
+
+void eos_uart_txwm_set(uint8_t wm);
+void eos_uart_txwm_clear(void);
+void eos_uart_rxwm_set(uint8_t wm);
+void eos_uart_rxwm_clear(void);
+int eos_uart_putc(int c, char b);
+int eos_uart_getc(char b); \ No newline at end of file