Release 260111

panda/board/drivers/uart_declarations.h

@@ -0,0 +1,40 @@
+#pragma once
+
+// IRQs: USART2, USART3, UART5
+
+// ***************************** Definitions *****************************
+#define FIFO_SIZE_INT 0x400U
+
+typedef struct uart_ring {
+  volatile uint16_t w_ptr_tx;
+  volatile uint16_t r_ptr_tx;
+  uint8_t *elems_tx;
+  uint32_t tx_fifo_size;
+  volatile uint16_t w_ptr_rx;
+  volatile uint16_t r_ptr_rx;
+  uint8_t *elems_rx;
+  uint32_t rx_fifo_size;
+  USART_TypeDef *uart;
+  void (*callback)(struct uart_ring*);
+  bool overwrite;
+} uart_ring;
+
+// ***************************** Function prototypes *****************************
+void debug_ring_callback(uart_ring *ring);
+void uart_tx_ring(uart_ring *q);
+uart_ring *get_ring_by_number(int a);
+// ************************* Low-level buffer functions *************************
+bool get_char(uart_ring *q, char *elem);
+bool injectc(uart_ring *q, char elem);
+bool put_char(uart_ring *q, char elem);
+void clear_uart_buff(uart_ring *q);
+// ************************ High-level debug functions **********************
+void putch(const char a);
+void print(const char *a);
+void puthx(uint32_t i, uint8_t len);
+void puth(unsigned int i);
+void puth2(unsigned int i);
+#if defined(ENABLE_SPI) || defined(BOOTSTUB) || defined(DEBUG)
+void puth4(unsigned int i);
+#endif
+void hexdump(const void *a, int l);