[sw/example/*] added UART hardware flow control parameter to UART setup functions

* added define to ease parity configuration

sw/example/bit_manipulation/main.c

@@ -75,8 +75,8 @@ int main() {
   // capture all exceptions and give debug info via UART
   neorv32_rte_setup();
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // intro
   neorv32_uart_printf("NEORV32 Bit Manipulation (B.Zbb) Extension Test\n\n");

sw/example/blink_led/main.c

@@ -73,8 +73,8 @@ void blink_led_c(void);
  **************************************************************************/
 int main() {
 
-  // init UART (primary UART = UART0; if no id number is specified the primary UART is used) at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART (primary UART = UART0; if no id number is specified the primary UART is used) at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // check if GPIO unit is implemented at all
   if (neorv32_gpio_available() == 0) {

sw/example/coremark/core_portme.c

@@ -150,8 +150,8 @@ portable_init(core_portable *p, int *argc, char *argv[])
 {
   /* NEORV32-specific */
   neorv32_cpu_dint(); // no interrupt, thanks
-  neorv32_rte_setup(); // capture all exceptions and give debug information
-  neorv32_uart_setup(BAUD_RATE, 0b00); // init UART at default baud rate, no parity bits
+  neorv32_rte_setup(); // capture all exceptions and give debug information, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
 
 // Disable coremark compilation by default

sw/example/cpu_test/main.c

@@ -111,8 +111,8 @@ int main() {
   uint32_t is_simulation = 0;
 
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
 // Disable cpu_test compilation by default
 #ifndef RUN_CPUTEST

sw/example/demo_freeRTOS/main.c

@@ -127,8 +127,8 @@ static void prvSetupHardware( void )
   // clear GPIO.out port
   neorv32_gpio_port_set(0);
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // check available hardware extensions and compare with compiler flags
   neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch
@@ -231,8 +231,8 @@ void SystemIrqHandler( uint32_t mcause )
 #include <neorv32.h>
 int main() {
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
   neorv32_uart_print("ERROR! FreeRTOS has not been compiled. Use >>make USER_FLAGS+=-DRUN_FREERTOS_DEMO clean_all exe<< to compile it.\n");
   return 0;
 }

sw/example/demo_gpio_irq/main.c

@@ -72,8 +72,8 @@ int main() {
   // setup run-time environment for interrupts and exceptions
   neorv32_rte_setup();
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // check available hardware extensions and compare with compiler flags
   neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch

sw/example/demo_nco/main.c

@@ -73,8 +73,8 @@ int main() {
   // setup run-time environment for interrupts and exceptions
   neorv32_rte_setup();
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // check available hardware extensions and compare with compiler flags
   neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch

sw/example/demo_pwm/main.c

@@ -73,8 +73,8 @@ int main() {
   neorv32_rte_setup();
 
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // check available hardware extensions and compare with compiler flags
   neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch

sw/example/demo_trng/main.c

@@ -75,8 +75,8 @@ int main(void) {
   neorv32_rte_setup();
 
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // check available hardware extensions and compare with compiler flags
   neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch

sw/example/demo_twi/main.c

@@ -83,8 +83,8 @@ int main() {
   neorv32_rte_setup();
 
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // check available hardware extensions and compare with compiler flags
   neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch

sw/example/demo_wdt/main.c

@@ -75,8 +75,8 @@ int main() {
   // this is not required, but keeps us safe
   neorv32_rte_setup();
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // check available hardware extensions and compare with compiler flags
   neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch

sw/example/game_of_life/main.c

@@ -97,8 +97,8 @@ int main(void) {
   neorv32_rte_setup();
 
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // check available hardware extensions and compare with compiler flags
   neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch

sw/example/hello_world/main.c

@@ -65,8 +65,8 @@ int main() {
   // this is not required, but keeps us safe
   neorv32_rte_setup();
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // check available hardware extensions and compare with compiler flags
   neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch

sw/example/hex_viewer/main.c

@@ -84,8 +84,8 @@ int main() {
   // disable global interrupts
   neorv32_cpu_dint();
 
-  // init UART at default baud rate, no parity bits
-  neorv32_uart_setup(BAUD_RATE, 0b00);
+  // init UART at default baud rate, no parity bits, ho hw flow control
+  neorv32_uart_setup(BAUD_RATE, PARITY_NONE, FLOW_CONTROL_NONE);
 
   // check available hardware extensions and compare with compiler flags
   neorv32_rte_check_isa(0); // silent = 0 -> show message if isa mismatch