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-rw-r--r--hal/uart.hpp41
1 files changed, 29 insertions, 12 deletions
diff --git a/hal/uart.hpp b/hal/uart.hpp
index 60dd5bb..b1dce29 100644
--- a/hal/uart.hpp
+++ b/hal/uart.hpp
@@ -3,6 +3,8 @@
* Author: naopross
*
* Created on May 2, 2018, 7:04 PM
+ *
+ * Note: Non working or untested features are commented out with #if 0 .. #endif
*/
#ifndef UART_HPP
@@ -23,6 +25,7 @@ namespace uart
{
const unsigned devices_count = 4;
+#if 0
enum class status : unsigned int
{
rx_data_available = 1<<0,
@@ -42,16 +45,37 @@ namespace uart
tx_full = 1<<3,
tx_empty = 1<<4,
};
+#endif
+ bool _echo[devices_count];
std::queue<uint8_t> _rx_buffer[devices_count];
std::queue<uint8_t> _tx_buffer[devices_count];
+ // the following functions have been inlined
+
+ // template<unsigned dev>
+ // std::queue<uint8_t>& rx_buffer();
+
+ // template<unsigned dev>
+ // std::queue<uint8_t>& tx_buffer();
+
template<unsigned dev>
void initialize();
+ // the following functions have been inlined
+
+ // template<unsigned dev>
+ // void echo(bool enabled);
+
+ // template<unsigned dev>
+ // bool echo_enabled();
+
template<unsigned dev>
uint8_t read();
+ template<unsigned dev>
+ uint8_t read_wait();
+
#if 0
template<unsigned dev>
std::string read(const unsigned len);
@@ -73,22 +97,15 @@ namespace uart
unsigned write(const uint8_t *buffer, const unsigned numbytes);
template<unsigned dev>
- status status();
-
- template<unsigned dev>
- transfer_status tranfer_status();
-
- template<unsigned dev>
- unsigned rx_buffer_size();
-
- template<unsigned dev>
- unsigned tx_buffer_size();
+ void print(const std::string &str);
+#if 0
template<unsigned dev>
- bool rx_buffer_empty();
+ status status();
template<unsigned dev>
- bool tx_buffer_full();
+ transfer_status tranfer_status();
+#endif
}
#endif /* UART_HPP */