[Fix][BSP] add Serial V2 buffer configuration via Kconfig

Author: wanwandegit

bsp/stm32/stm32f103-blue-pill/board/Kconfig

@@ -56,32 +56,104 @@ menu "On-chip Peripheral Drivers"
                 default 2000
                 depends on RT_USING_SERIAL_V1
 
-            config BSP_USING_UART1
+            menuconfig BSP_USING_UART1
                 bool "Enable UART1"
-                default y
-
-            config BSP_UART1_RX_USING_DMA
-                bool "Enable UART1 RX DMA"
-                depends on BSP_USING_UART1 && RT_SERIAL_USING_DMA
                 default n
-
-            config BSP_USING_UART2
+                if BSP_USING_UART1
+                    config BSP_UART1_RX_USING_DMA
+                        bool "Enable UART1 RX DMA"
+                        depends on BSP_USING_UART1 && RT_SERIAL_USING_DMA
+                        default n
+
+                    config BSP_UART1_TX_USING_DMA
+                        bool "Enable UART1 TX DMA"
+                        depends on BSP_USING_UART1 && RT_SERIAL_USING_DMA
+                        default n
+
+                    config BSP_UART1_RX_BUFSIZE
+                        int "Set UART1 RX buffer size"
+                        range 64 65535
+                        depends on RT_USING_SERIAL_V2
+                        default 256
+
+                    config BSP_UART1_TX_BUFSIZE
+                        int "Set UART1 TX buffer size"
+                        range 0 65535
+                        depends on RT_USING_SERIAL_V2
+                        default 256
+
+                    config BSP_UART1_DMA_PING_BUFSIZE
+                        int "Set UART1 RX DMA ping-pong buffer size"
+                        range 32 65535
+                        depends on RT_USING_SERIAL_V2 && BSP_UART1_RX_USING_DMA
+                        default 64    
+                endif
+
+            menuconfig BSP_USING_UART2
                 bool "Enable UART2"
                 default n
-
-            config BSP_UART2_RX_USING_DMA
-                bool "Enable UART2 RX DMA"
-                depends on BSP_USING_UART2 && RT_SERIAL_USING_DMA
-                default n
-
-            config BSP_USING_UART3
+                if BSP_USING_UART2
+                    config BSP_UART2_RX_USING_DMA
+                        bool "Enable UART2 RX DMA"
+                        depends on BSP_USING_UART2 && RT_SERIAL_USING_DMA
+                        default n
+
+                    config BSP_UART2_TX_USING_DMA
+                        bool "Enable UART2 TX DMA"
+                        depends on BSP_USING_UART2 && RT_SERIAL_USING_DMA
+                        default n
+
+                    config BSP_UART2_RX_BUFSIZE
+                        int "Set UART2 RX buffer size"
+                        range 64 65535
+                        depends on RT_USING_SERIAL_V2
+                        default 256
+
+                    config BSP_UART2_TX_BUFSIZE
+                        int "Set UART2 TX buffer size"
+                        range 0 65535
+                        depends on RT_USING_SERIAL_V2
+                        default 256
+
+                    config BSP_UART2_DMA_PING_BUFSIZE
+                        int "Set UART2 RX DMA ping-pong buffer size"
+                        range 32 65535
+                        depends on RT_USING_SERIAL_V2 && BSP_UART2_RX_USING_DMA
+                        default 64                        
+                endif
+
+            menuconfig BSP_USING_UART3
                 bool "Enable UART3"
                 default n
-
-            config BSP_UART3_RX_USING_DMA
-                bool "Enable UART3 RX DMA"
-                depends on BSP_USING_UART3 && RT_SERIAL_USING_DMA
-                default n
+                if BSP_USING_UART3
+                    config BSP_UART3_RX_USING_DMA
+                        bool "Enable UART3 RX DMA"
+                        depends on BSP_USING_UART3 && RT_SERIAL_USING_DMA
+                        default n
+
+                    config BSP_UART3_TX_USING_DMA
+                        bool "Enable UART3 TX DMA"
+                        depends on BSP_USING_UART3 && RT_SERIAL_USING_DMA
+                        default n
+                        
+                    config BSP_UART3_RX_BUFSIZE
+                        int "Set UART3 RX buffer size"
+                        range 64 65535
+                        depends on RT_USING_SERIAL_V2
+                        default 256
+
+                    config BSP_UART3_TX_BUFSIZE
+                        int "Set UART3 TX buffer size"
+                        range 0 65535
+                        depends on RT_USING_SERIAL_V2
+                        default 256
+
+                    config BSP_UART3_DMA_PING_BUFSIZE
+                        int "Set UART3 RX DMA ping-pong buffer size"
+                        range 32 65535
+                        depends on RT_USING_SERIAL_V2 && BSP_UART3_RX_USING_DMA
+                        default 64    
+                endif
         endif
 
     menuconfig BSP_USING_I2C1