604 lines
22 KiB
C
604 lines
22 KiB
C
/****************************************************************************
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* arch/arm/src/stm32/stm32_uart.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_ARM_STC_STM32_STM32_UART_H
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#define __ARCH_ARM_STC_STM32_STM32_UART_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/serial/serial.h>
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#include "chip.h"
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#if defined(CONFIG_STM32_STM32L15XX)
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# include "hardware/stm32l15xxx_uart.h"
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#elif defined(CONFIG_STM32_STM32F10XX)
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# include "hardware/stm32f10xxx_uart.h"
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#elif defined(CONFIG_STM32_STM32F20XX)
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# include "hardware/stm32f20xxx_uart.h"
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#elif defined(CONFIG_STM32_STM32F30XX) || defined(CONFIG_STM32_STM32F33XX) || \
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defined(CONFIG_STM32_STM32F37XX)
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# include "hardware/stm32f30xxx_uart.h"
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#elif defined(CONFIG_STM32_STM32F4XXX)
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# include "hardware/stm32f40xxx_uart.h"
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#elif defined(CONFIG_STM32_STM32G4XXX)
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# include "hardware/stm32g4xxxx_uart.h"
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#else
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# error "Unsupported STM32 UART"
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Make sure that we have not enabled more U[S]ARTs than are supported by the
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* device.
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*/
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#if STM32_NUSART < 8 || !defined(CONFIG_STM32_HAVE_UART8)
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# undef CONFIG_STM32_UART8
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#endif
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#if STM32_NUSART < 7 || !defined(CONFIG_STM32_HAVE_UART7)
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# undef CONFIG_STM32_UART7
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#endif
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#if STM32_NUSART < 6 || !defined(CONFIG_STM32_HAVE_USART6)
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# undef CONFIG_STM32_USART6
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#endif
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#if STM32_NUSART < 5 || !defined(CONFIG_STM32_HAVE_UART5)
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# undef CONFIG_STM32_UART5
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#endif
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#if STM32_NUSART < 4 || !defined(CONFIG_STM32_HAVE_UART4)
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# undef CONFIG_STM32_UART4
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#endif
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#if STM32_NUSART < 3 || !defined(CONFIG_STM32_HAVE_USART3)
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# undef CONFIG_STM32_USART3
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#endif
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#if STM32_NUSART < 2
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# undef CONFIG_STM32_USART2
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#endif
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#if STM32_NUSART < 1
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# undef CONFIG_STM32_USART1
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#endif
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/* Sanity checks */
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#if !defined(CONFIG_STM32_USART1)
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# undef CONFIG_STM32_USART1_SERIALDRIVER
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# undef CONFIG_STM32_USART1_1WIREDRIVER
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#endif
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#if !defined(CONFIG_STM32_USART2)
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# undef CONFIG_STM32_USART2_SERIALDRIVER
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# undef CONFIG_STM32_USART2_1WIREDRIVER
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#endif
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#if !defined(CONFIG_STM32_USART3)
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# undef CONFIG_STM32_USART3_SERIALDRIVER
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# undef CONFIG_STM32_USART3_1WIREDRIVER
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#endif
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#if !defined(CONFIG_STM32_UART4)
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# undef CONFIG_STM32_UART4_SERIALDRIVER
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# undef CONFIG_STM32_UART4_1WIREDRIVER
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#endif
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#if !defined(CONFIG_STM32_UART5)
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# undef CONFIG_STM32_UART5_SERIALDRIVER
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# undef CONFIG_STM32_UART5_1WIREDRIVER
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#endif
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#if !defined(CONFIG_STM32_USART6)
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# undef CONFIG_STM32_USART6_SERIALDRIVER
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# undef CONFIG_STM32_USART6_1WIREDRIVER
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#endif
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#if !defined(CONFIG_STM32_UART7)
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# undef CONFIG_STM32_UART7_SERIALDRIVER
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# undef CONFIG_STM32_UART7_1WIREDRIVER
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#endif
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#if !defined(CONFIG_STM32_UART8)
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# undef CONFIG_STM32_UART8_SERIALDRIVER
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# undef CONFIG_STM32_UART8_1WIREDRIVER
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#endif
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/* Check 1-Wire and U(S)ART conflicts */
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#if defined(CONFIG_STM32_USART1_1WIREDRIVER) && defined(CONFIG_STM32_USART1_SERIALDRIVER)
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# error Both CONFIG_STM32_USART1_1WIREDRIVER and CONFIG_STM32_USART1_SERIALDRIVER defined
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# undef CONFIG_STM32_USART1_1WIREDRIVER
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#endif
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#if defined(CONFIG_STM32_USART2_1WIREDRIVER) && defined(CONFIG_STM32_USART2_SERIALDRIVER)
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# error Both CONFIG_STM32_USART2_1WIREDRIVER and CONFIG_STM32_USART2_SERIALDRIVER defined
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# undef CONFIG_STM32_USART2_1WIREDRIVER
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#endif
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#if defined(CONFIG_STM32_USART3_1WIREDRIVER) && defined(CONFIG_STM32_USART3_SERIALDRIVER)
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# error Both CONFIG_STM32_USART3_1WIREDRIVER and CONFIG_STM32_USART3_SERIALDRIVER defined
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# undef CONFIG_STM32_USART3_1WIREDRIVER
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#endif
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#if defined(CONFIG_STM32_UART4_1WIREDRIVER) && defined(CONFIG_STM32_UART4_SERIALDRIVER)
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# error Both CONFIG_STM32_UART4_1WIREDRIVER and CONFIG_STM32_UART4_SERIALDRIVER defined
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# undef CONFIG_STM32_UART4_1WIREDRIVER
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#endif
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#if defined(CONFIG_STM32_UART5_1WIREDRIVER) && defined(CONFIG_STM32_UART5_SERIALDRIVER)
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# error Both CONFIG_STM32_UART5_1WIREDRIVER and CONFIG_STM32_UART5_SERIALDRIVER defined
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# undef CONFIG_STM32_UART5_1WIREDRIVER
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#endif
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#if defined(CONFIG_STM32_USART6_1WIREDRIVER) && defined(CONFIG_STM32_USART6_SERIALDRIVER)
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# error Both CONFIG_STM32_USART6_1WIREDRIVER and CONFIG_STM32_USART6_SERIALDRIVER defined
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# undef CONFIG_STM32_USART6_1WIREDRIVER
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#endif
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#if defined(CONFIG_STM32_UART7_1WIREDRIVER) && defined(CONFIG_STM32_UART7_SERIALDRIVER)
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# error Both CONFIG_STM32_UART7_1WIREDRIVER and CONFIG_STM32_UART7_SERIALDRIVER defined
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# undef CONFIG_STM32_UART7_1WIREDRIVER
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#endif
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#if defined(CONFIG_STM32_UART8_1WIREDRIVER) && defined(CONFIG_STM32_UART8_SERIALDRIVER)
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# error Both CONFIG_STM32_UART8_1WIREDRIVER and CONFIG_STM32_UART8_SERIALDRIVER defined
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# undef CONFIG_STM32_UART8_1WIREDRIVER
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#endif
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/* Is the serial driver enabled? */
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#if defined(CONFIG_STM32_USART1_SERIALDRIVER) || defined(CONFIG_STM32_USART2_SERIALDRIVER) || \
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defined(CONFIG_STM32_USART3_SERIALDRIVER) || defined(CONFIG_STM32_UART4_SERIALDRIVER) || \
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defined(CONFIG_STM32_UART5_SERIALDRIVER) || defined(CONFIG_STM32_USART6_SERIALDRIVER) || \
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defined(CONFIG_STM32_UART7_SERIALDRIVER) || defined(CONFIG_STM32_UART8_SERIALDRIVER)
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# define HAVE_SERIALDRIVER 1
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#endif
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/* Is the 1-Wire driver? */
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#if defined(CONFIG_STM32_USART1_1WIREDRIVER) || defined(CONFIG_STM32_USART2_1WIREDRIVER) || \
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defined(CONFIG_STM32_USART3_1WIREDRIVER) || defined(CONFIG_STM32_UART4_1WIREDRIVER) || \
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defined(CONFIG_STM32_UART5_1WIREDRIVER) || defined(CONFIG_STM32_USART6_1WIREDRIVER) || \
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defined(CONFIG_STM32_UART7_1WIREDRIVER) || defined(CONFIG_STM32_UART8_1WIREDRIVER)
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# define HAVE_1WIREDRIVER 1
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#endif
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/* Is there a serial console? */
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#if defined(CONFIG_USART1_SERIAL_CONSOLE) && defined(CONFIG_STM32_USART1_SERIALDRIVER)
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# undef CONFIG_USART2_SERIAL_CONSOLE
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# undef CONFIG_USART3_SERIAL_CONSOLE
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# undef CONFIG_UART4_SERIAL_CONSOLE
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# undef CONFIG_UART5_SERIAL_CONSOLE
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# undef CONFIG_USART6_SERIAL_CONSOLE
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# undef CONFIG_UART7_SERIAL_CONSOLE
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# undef CONFIG_UART8_SERIAL_CONSOLE
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# define CONSOLE_UART 1
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# define HAVE_CONSOLE 1
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#elif defined(CONFIG_USART2_SERIAL_CONSOLE) && defined(CONFIG_STM32_USART2_SERIALDRIVER)
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# undef CONFIG_USART1_SERIAL_CONSOLE
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# undef CONFIG_USART3_SERIAL_CONSOLE
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# undef CONFIG_UART4_SERIAL_CONSOLE
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# undef CONFIG_UART5_SERIAL_CONSOLE
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# undef CONFIG_USART6_SERIAL_CONSOLE
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# undef CONFIG_UART7_SERIAL_CONSOLE
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# undef CONFIG_UART8_SERIAL_CONSOLE
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# define CONSOLE_UART 2
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# define HAVE_CONSOLE 1
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#elif defined(CONFIG_USART3_SERIAL_CONSOLE) && defined(CONFIG_STM32_USART3_SERIALDRIVER)
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# undef CONFIG_USART1_SERIAL_CONSOLE
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# undef CONFIG_USART2_SERIAL_CONSOLE
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# undef CONFIG_UART4_SERIAL_CONSOLE
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# undef CONFIG_UART5_SERIAL_CONSOLE
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# undef CONFIG_USART6_SERIAL_CONSOLE
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# undef CONFIG_UART7_SERIAL_CONSOLE
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# undef CONFIG_UART8_SERIAL_CONSOLE
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# define CONSOLE_UART 3
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# define HAVE_CONSOLE 1
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#elif defined(CONFIG_UART4_SERIAL_CONSOLE) && defined(CONFIG_STM32_UART4_SERIALDRIVER)
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# undef CONFIG_USART1_SERIAL_CONSOLE
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# undef CONFIG_USART2_SERIAL_CONSOLE
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# undef CONFIG_USART3_SERIAL_CONSOLE
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# undef CONFIG_UART5_SERIAL_CONSOLE
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# undef CONFIG_USART6_SERIAL_CONSOLE
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# undef CONFIG_UART7_SERIAL_CONSOLE
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# undef CONFIG_UART8_SERIAL_CONSOLE
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# define CONSOLE_UART 4
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# define HAVE_CONSOLE 1
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#elif defined(CONFIG_UART5_SERIAL_CONSOLE) && defined(CONFIG_STM32_UART5_SERIALDRIVER)
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# undef CONFIG_USART1_SERIAL_CONSOLE
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# undef CONFIG_USART2_SERIAL_CONSOLE
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# undef CONFIG_USART3_SERIAL_CONSOLE
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# undef CONFIG_UART4_SERIAL_CONSOLE
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# undef CONFIG_USART6_SERIAL_CONSOLE
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# undef CONFIG_UART7_SERIAL_CONSOLE
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# undef CONFIG_UART8_SERIAL_CONSOLE
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# define CONSOLE_UART 5
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# define HAVE_CONSOLE 1
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#elif defined(CONFIG_USART6_SERIAL_CONSOLE) && defined(CONFIG_STM32_USART6_SERIALDRIVER)
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# undef CONFIG_USART1_SERIAL_CONSOLE
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# undef CONFIG_USART2_SERIAL_CONSOLE
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# undef CONFIG_USART3_SERIAL_CONSOLE
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# undef CONFIG_UART4_SERIAL_CONSOLE
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# undef CONFIG_UART5_SERIAL_CONSOLE
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# undef CONFIG_UART7_SERIAL_CONSOLE
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# undef CONFIG_UART8_SERIAL_CONSOLE
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# define CONSOLE_UART 6
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# define HAVE_CONSOLE 1
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#elif defined(CONFIG_UART7_SERIAL_CONSOLE) && defined(CONFIG_STM32_UART7_SERIALDRIVER)
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# undef CONFIG_USART1_SERIAL_CONSOLE
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# undef CONFIG_USART2_SERIAL_CONSOLE
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# undef CONFIG_USART3_SERIAL_CONSOLE
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# undef CONFIG_UART4_SERIAL_CONSOLE
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# undef CONFIG_UART5_SERIAL_CONSOLE
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# undef CONFIG_USART6_SERIAL_CONSOLE
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# undef CONFIG_UART8_SERIAL_CONSOLE
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# define CONSOLE_UART 7
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# define HAVE_CONSOLE 1
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#elif defined(CONFIG_UART8_SERIAL_CONSOLE) && defined(CONFIG_STM32_UART8_SERIALDRIVER)
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# undef CONFIG_USART1_SERIAL_CONSOLE
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# undef CONFIG_USART2_SERIAL_CONSOLE
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# undef CONFIG_USART3_SERIAL_CONSOLE
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# undef CONFIG_UART4_SERIAL_CONSOLE
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# undef CONFIG_UART5_SERIAL_CONSOLE
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# undef CONFIG_USART6_SERIAL_CONSOLE
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# undef CONFIG_UART7_SERIAL_CONSOLE
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# define CONSOLE_UART 8
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# define HAVE_CONSOLE 1
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#else
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# undef CONFIG_USART1_SERIAL_CONSOLE
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# undef CONFIG_USART2_SERIAL_CONSOLE
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# undef CONFIG_USART3_SERIAL_CONSOLE
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# undef CONFIG_UART4_SERIAL_CONSOLE
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# undef CONFIG_UART5_SERIAL_CONSOLE
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# undef CONFIG_USART6_SERIAL_CONSOLE
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# undef CONFIG_UART7_SERIAL_CONSOLE
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# undef CONFIG_UART8_SERIAL_CONSOLE
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# define CONSOLE_UART 0
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# undef HAVE_CONSOLE
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#endif
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/* DMA support is only provided if CONFIG_ARCH_DMA is in the
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* NuttX configuration
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*/
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#if !defined(HAVE_SERIALDRIVER) || !defined(CONFIG_ARCH_DMA)
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# undef CONFIG_USART1_RXDMA
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# undef CONFIG_USART1_TXDMA
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# undef CONFIG_USART2_RXDMA
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# undef CONFIG_USART2_TXDMA
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# undef CONFIG_USART3_RXDMA
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# undef CONFIG_USART3_TXDMA
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# undef CONFIG_UART4_RXDMA
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# undef CONFIG_UART4_TXDMA
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# undef CONFIG_UART5_RXDMA
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# undef CONFIG_UART5_TXDMA
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# undef CONFIG_USART6_RXDMA
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# undef CONFIG_USART6_TXDMA
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# undef CONFIG_UART7_RXDMA
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# undef CONFIG_UART7_TXDMA
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# undef CONFIG_UART8_RXDMA
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# undef CONFIG_UART8_TXDMA
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#endif
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/* Disable the DMA configuration on all unused USARTs */
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#ifndef CONFIG_STM32_USART1_SERIALDRIVER
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# undef CONFIG_USART1_RXDMA
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# undef CONFIG_USART1_TXDMA
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#endif
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#ifndef CONFIG_STM32_USART2_SERIALDRIVER
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# undef CONFIG_USART2_RXDMA
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# undef CONFIG_USART2_TXDMA
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#endif
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#ifndef CONFIG_STM32_USART3_SERIALDRIVER
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# undef CONFIG_USART3_RXDMA
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# undef CONFIG_USART3_TXDMA
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#endif
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#ifndef CONFIG_STM32_UART4_SERIALDRIVER
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# undef CONFIG_UART4_RXDMA
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# undef CONFIG_UART4_TXDMA
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#endif
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#ifndef CONFIG_STM32_UART5_SERIALDRIVER
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# undef CONFIG_UART5_RXDMA
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# undef CONFIG_UART5_TXDMA
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#endif
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#ifndef CONFIG_STM32_USART6_SERIALDRIVER
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# undef CONFIG_USART6_RXDMA
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# undef CONFIG_USART6_TXDMA
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#endif
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#ifndef CONFIG_STM32_UART7_SERIALDRIVER
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# undef CONFIG_UART7_RXDMA
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# undef CONFIG_UART7_TXDMA
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#endif
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#ifndef CONFIG_STM32_UART8_SERIALDRIVER
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# undef CONFIG_UART8_RXDMA
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# undef CONFIG_UART8_TXDMA
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#endif
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/* Is DMA available on any (enabled) USART? */
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#undef SERIAL_HAVE_RXDMA
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#if defined(CONFIG_USART1_RXDMA) || defined(CONFIG_USART2_RXDMA) || \
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defined(CONFIG_USART3_RXDMA) || defined(CONFIG_UART4_RXDMA) || \
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defined(CONFIG_UART5_RXDMA) || defined(CONFIG_USART6_RXDMA) || \
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defined(CONFIG_UART7_RXDMA) || defined(CONFIG_UART8_RXDMA)
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# define SERIAL_HAVE_RXDMA 1
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#endif
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/* Is TX DMA available on any (enabled) USART? */
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#undef SERIAL_HAVE_TXDMA
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#if defined(CONFIG_USART1_TXDMA) || defined(CONFIG_USART2_TXDMA) || \
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defined(CONFIG_USART3_TXDMA) || defined(CONFIG_UART4_TXDMA) || \
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defined(CONFIG_UART5_TXDMA) || defined(CONFIG_USART6_TXDMA) || \
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defined(CONFIG_UART7_TXDMA) || defined(CONFIG_UART8_TXDMA)
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# define SERIAL_HAVE_TXDMA 1
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#endif
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/* Is RX DMA used on the console UART? */
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#undef SERIAL_HAVE_CONSOLE_RXDMA
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#if defined(CONFIG_USART1_SERIAL_CONSOLE) && defined(CONFIG_USART1_RXDMA)
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# define SERIAL_HAVE_CONSOLE_RXDMA 1
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#elif defined(CONFIG_USART2_SERIAL_CONSOLE) && defined(CONFIG_USART2_RXDMA)
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# define SERIAL_HAVE_CONSOLE_RXDMA 1
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#elif defined(CONFIG_USART3_SERIAL_CONSOLE) && defined(CONFIG_USART3_RXDMA)
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# define SERIAL_HAVE_CONSOLE_RXDMA 1
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#elif defined(CONFIG_UART4_SERIAL_CONSOLE) && defined(CONFIG_UART4_RXDMA)
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# define SERIAL_HAVE_CONSOLE_RXDMA 1
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#elif defined(CONFIG_UART5_SERIAL_CONSOLE) && defined(CONFIG_UART5_RXDMA)
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# define SERIAL_HAVE_CONSOLE_RXDMA 1
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#elif defined(CONFIG_USART6_SERIAL_CONSOLE) && defined(CONFIG_USART6_RXDMA)
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# define SERIAL_HAVE_CONSOLE_RXDMA 1
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#elif defined(CONFIG_UART7_SERIAL_CONSOLE) && defined(CONFIG_UART7_RXDMA)
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# define SERIAL_HAVE_CONSOLE_RXDMA 1
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#elif defined(CONFIG_UART8_SERIAL_CONSOLE) && defined(CONFIG_UART8_RXDMA)
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# define SERIAL_HAVE_CONSOLE_RXDMA 1
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#endif
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/* Is TX DMA used on the console UART? */
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#undef SERIAL_HAVE_CONSOLE_TXDMA
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#if defined(CONFIG_USART1_SERIAL_CONSOLE) && defined(CONFIG_USART1_TXDMA)
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# define SERIAL_HAVE_CONSOLE_TXDMA 1
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#elif defined(CONFIG_USART2_SERIAL_CONSOLE) && defined(CONFIG_USART2_TXDMA)
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# define SERIAL_HAVE_CONSOLE_TXDMA 1
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#elif defined(CONFIG_USART3_SERIAL_CONSOLE) && defined(CONFIG_USART3_TXDMA)
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# define SERIAL_HAVE_CONSOLE_TXDMA 1
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#elif defined(CONFIG_UART4_SERIAL_CONSOLE) && defined(CONFIG_UART4_TXDMA)
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# define SERIAL_HAVE_CONSOLE_TXDMA 1
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#elif defined(CONFIG_UART5_SERIAL_CONSOLE) && defined(CONFIG_UART5_TXDMA)
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# define SERIAL_HAVE_CONSOLE_TXDMA 1
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#elif defined(CONFIG_USART6_SERIAL_CONSOLE) && defined(CONFIG_USART6_TXDMA)
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# define SERIAL_HAVE_CONSOLE_TXDMA 1
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#elif defined(CONFIG_UART7_SERIAL_CONSOLE) && defined(CONFIG_UART7_TXDMA)
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# define SERIAL_HAVE_CONSOLE_TXDMA 1
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#elif defined(CONFIG_UART8_SERIAL_CONSOLE) && defined(CONFIG_UART8_TXDMA)
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# define SERIAL_HAVE_CONSOLE_TXDMA 1
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#endif
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/* Is RX DMA used on all (enabled) USARTs */
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#define SERIAL_HAVE_ONLY_RXDMA 1
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#if defined(CONFIG_STM32_USART1) && !defined(CONFIG_USART1_RXDMA)
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# undef SERIAL_HAVE_ONLY_RXDMA
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#elif defined(CONFIG_STM32_USART2) && !defined(CONFIG_USART2_RXDMA)
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# undef SERIAL_HAVE_ONLY_RXDMA
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#elif defined(CONFIG_STM32_USART3) && !defined(CONFIG_USART3_RXDMA)
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|
# undef SERIAL_HAVE_ONLY_RXDMA
|
|
#elif defined(CONFIG_STM32_UART4) && !defined(CONFIG_UART4_RXDMA)
|
|
# undef SERIAL_HAVE_ONLY_RXDMA
|
|
#elif defined(CONFIG_STM32_UART5) && !defined(CONFIG_UART5_RXDMA)
|
|
# undef SERIAL_HAVE_ONLY_RXDMA
|
|
#elif defined(CONFIG_STM32_USART6) && !defined(CONFIG_USART6_RXDMA)
|
|
# undef SERIAL_HAVE_ONLY_RXDMA
|
|
#elif defined(CONFIG_STM32_UART7) && !defined(CONFIG_UART7_RXDMA)
|
|
# undef SERIAL_HAVE_ONLY_RXDMA
|
|
#elif defined(CONFIG_STM32_UART8) && !defined(CONFIG_UART8_RXDMA)
|
|
# undef SERIAL_HAVE_ONLY_RXDMA
|
|
#endif
|
|
|
|
/* Is TX DMA used on all (enabled) USARTs */
|
|
|
|
#define SERIAL_HAVE_ONLY_TXDMA 1
|
|
#if defined(CONFIG_STM32_USART1) && !defined(CONFIG_USART1_TXDMA)
|
|
# undef SERIAL_HAVE_ONLY_TXDMA
|
|
#elif defined(CONFIG_STM32_USART2) && !defined(CONFIG_USART2_TXDMA)
|
|
# undef SERIAL_HAVE_ONLY_TXDMA
|
|
#elif defined(CONFIG_STM32_USART3) && !defined(CONFIG_USART3_TXDMA)
|
|
# undef SERIAL_HAVE_ONLY_TXDMA
|
|
#elif defined(CONFIG_STM32_UART4) && !defined(CONFIG_UART4_TXDMA)
|
|
# undef SERIAL_HAVE_ONLY_TXDMA
|
|
#elif defined(CONFIG_STM32_UART5) && !defined(CONFIG_UART5_TXDMA)
|
|
# undef SERIAL_HAVE_ONLY_TXDMA
|
|
#elif defined(CONFIG_STM32_USART6) && !defined(CONFIG_USART6_TXDMA)
|
|
# undef SERIAL_HAVE_ONLY_TXDMA
|
|
#elif defined(CONFIG_STM32_UART7) && !defined(CONFIG_UART7_TXDMA)
|
|
# undef SERIAL_HAVE_ONLY_TXDMA
|
|
#elif defined(CONFIG_STM32_UART8) && !defined(CONFIG_UART8_TXDMA)
|
|
# undef SERIAL_HAVE_ONLY_TXDMA
|
|
#endif
|
|
|
|
#undef SERIAL_HAVE_ONLY_DMA
|
|
#if defined(SERIAL_HAVE_ONLY_RXDMA) && defined(SERIAL_HAVE_ONLY_TXDMA)
|
|
# define SERIAL_HAVE_ONLY_DMA 1
|
|
#endif
|
|
|
|
/* No DMA ops */
|
|
|
|
#undef SERIAL_HAVE_NODMA_OPS
|
|
#if defined(CONFIG_STM32_USART1) && !defined(CONFIG_USART1_RXDMA) && \
|
|
!defined(CONFIG_USART1_TXDMA)
|
|
# define SERIAL_HAVE_NODMA_OPS
|
|
#elif defined(CONFIG_STM32_USART2) && !defined(CONFIG_USART2_RXDMA) && \
|
|
!defined(CONFIG_USART2_TXDMA)
|
|
# define SERIAL_HAVE_NODMA_OPS
|
|
#elif defined(CONFIG_STM32_USART3) && !defined(CONFIG_USART3_RXDMA) && \
|
|
!defined(CONFIG_USART3_TXDMA)
|
|
# define SERIAL_HAVE_NODMA_OPS
|
|
#elif defined(CONFIG_STM32_UART4) && !defined(CONFIG_USART4_RXDMA) && \
|
|
!defined(CONFIG_USART4_TXDMA)
|
|
# define SERIAL_HAVE_NODMA_OPS
|
|
#elif defined(CONFIG_STM32_UART5) && !defined(CONFIG_USART5_RXDMA) && \
|
|
!defined(CONFIG_USART5_TXDMA)
|
|
# define SERIAL_HAVE_NODMA_OPS
|
|
#elif defined(CONFIG_STM32_USART6) && !defined(CONFIG_USART6_RXDMA) && \
|
|
!defined(CONFIG_USART6_TXDMA)
|
|
# define SERIAL_HAVE_NODMA_OPS
|
|
#elif defined(CONFIG_STM32_UART7) && !defined(CONFIG_USART7_RXDMA) && \
|
|
!defined(CONFIG_USART7_TXDMA)
|
|
# define SERIAL_HAVE_NODMA_OPS
|
|
#elif defined(CONFIG_STM32_UART8) && !defined(CONFIG_USART8_RXDMA) && \
|
|
!defined(CONFIG_USART8_TXDMA)
|
|
# define SERIAL_HAVE_NODMA_OPS
|
|
#endif
|
|
|
|
/* RX+TX DMA ops */
|
|
|
|
#undef SERIAL_HAVE_RXTXDMA_OPS
|
|
#if defined(CONFIG_USART1_RXDMA) && defined(CONFIG_USART1_TXDMA)
|
|
# define SERIAL_HAVE_RXTXDMA_OPS
|
|
#elif defined(CONFIG_USART2_RXDMA) && defined(CONFIG_USART2_TXDMA)
|
|
# define SERIAL_HAVE_RXTXDMA_OPS
|
|
#elif defined(CONFIG_USART3_RXDMA) && defined(CONFIG_USART3_TXDMA)
|
|
# define SERIAL_HAVE_RXTXDMA_OPS
|
|
#elif defined(CONFIG_USART4_RXDMA) && defined(CONFIG_USART4_TXDMA)
|
|
# define SERIAL_HAVE_RXTXDMA_OPS
|
|
#elif defined(CONFIG_USART5_RXDMA) && defined(CONFIG_USART5_TXDMA)
|
|
# define SERIAL_HAVE_RXTXDMA_OPS
|
|
#elif defined(CONFIG_USART6_RXDMA) && defined(CONFIG_USART6_TXDMA)
|
|
# define SERIAL_HAVE_RXTXDMA_OPS
|
|
#elif defined(CONFIG_USART7_RXDMA) && defined(CONFIG_USART7_TXDMA)
|
|
# define SERIAL_HAVE_RXTXDMA_OPS
|
|
#elif defined(CONFIG_USART8_RXDMA) && defined(CONFIG_USART8_TXDMA)
|
|
# define SERIAL_HAVE_RXTXDMA_OPS
|
|
#endif
|
|
|
|
/* TX DMA ops */
|
|
|
|
#undef SERIAL_HAVE_TXDMA_OPS
|
|
#if !defined(CONFIG_USART1_RXDMA) && defined(CONFIG_USART1_TXDMA)
|
|
# define SERIAL_HAVE_TXDMA_OPS
|
|
#elif !defined(CONFIG_USART2_RXDMA) && defined(CONFIG_USART2_TXDMA)
|
|
# define SERIAL_HAVE_TXDMA_OPS
|
|
#elif !defined(CONFIG_USART3_RXDMA) && defined(CONFIG_USART3_TXDMA)
|
|
# define SERIAL_HAVE_TXDMA_OPS
|
|
#elif !defined(CONFIG_USART4_RXDMA) && defined(CONFIG_USART4_TXDMA)
|
|
# define SERIAL_HAVE_TXDMA_OPS
|
|
#elif !defined(CONFIG_USART5_RXDMA) && defined(CONFIG_USART5_TXDMA)
|
|
# define SERIAL_HAVE_TXDMA_OPS
|
|
#elif !defined(CONFIG_USART6_RXDMA) && defined(CONFIG_USART6_TXDMA)
|
|
# define SERIAL_HAVE_TXDMA_OPS
|
|
#elif !defined(CONFIG_USART7_RXDMA) && defined(CONFIG_USART7_TXDMA)
|
|
# define SERIAL_HAVE_TXDMA_OPS
|
|
#elif !defined(CONFIG_USART8_RXDMA) && defined(CONFIG_USART8_TXDMA)
|
|
# define SERIAL_HAVE_TXDMA_OPS
|
|
#endif
|
|
|
|
/* RX DMA ops */
|
|
|
|
#undef SERIAL_HAVE_RXDMA_OPS
|
|
#if defined(CONFIG_USART1_RXDMA) && !defined(CONFIG_USART1_TXDMA)
|
|
# define SERIAL_HAVE_RXDMA_OPS
|
|
#elif defined(CONFIG_USART2_RXDMA) && !defined(CONFIG_USART2_TXDMA)
|
|
# define SERIAL_HAVE_RXDMA_OPS
|
|
#elif defined(CONFIG_USART3_RXDMA) && !defined(CONFIG_USART3_TXDMA)
|
|
# define SERIAL_HAVE_RXDMA_OPS
|
|
#elif defined(CONFIG_USART4_RXDMA) && !defined(CONFIG_USART4_TXDMA)
|
|
# define SERIAL_HAVE_RXDMA_OPS
|
|
#elif defined(CONFIG_USART5_RXDMA) && !defined(CONFIG_USART5_TXDMA)
|
|
# define SERIAL_HAVE_RXDMA_OPS
|
|
#elif defined(CONFIG_USART6_RXDMA) && !defined(CONFIG_USART6_TXDMA)
|
|
# define SERIAL_HAVE_RXDMA_OPS
|
|
#elif defined(CONFIG_USART7_RXDMA) && !defined(CONFIG_USART7_TXDMA)
|
|
# define SERIAL_HAVE_RXDMA_OPS
|
|
#elif defined(CONFIG_USART8_RXDMA) && !defined(CONFIG_USART8_TXDMA)
|
|
# define SERIAL_HAVE_RXDMA_OPS
|
|
#endif
|
|
|
|
/* Is RS-485 used? */
|
|
|
|
#if defined(CONFIG_USART1_RS485) || defined(CONFIG_USART2_RS485) || \
|
|
defined(CONFIG_USART3_RS485) || defined(CONFIG_UART4_RS485) || \
|
|
defined(CONFIG_UART5_RS485) || defined(CONFIG_USART6_RS485) || \
|
|
defined(CONFIG_UART7_RS485) || defined(CONFIG_UART8_RS485)
|
|
# define HAVE_RS485 1
|
|
#endif
|
|
|
|
#ifdef HAVE_RS485
|
|
# define USART_CR1_USED_INTS (USART_CR1_RXNEIE | USART_CR1_TXEIE | USART_CR1_PEIE | USART_CR1_TCIE)
|
|
#else
|
|
# define USART_CR1_USED_INTS (USART_CR1_RXNEIE | USART_CR1_TXEIE | USART_CR1_PEIE)
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Public Types
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Public Data
|
|
****************************************************************************/
|
|
|
|
#ifndef __ASSEMBLY__
|
|
|
|
#undef EXTERN
|
|
#if defined(__cplusplus)
|
|
#define EXTERN extern "C"
|
|
extern "C"
|
|
{
|
|
#else
|
|
#define EXTERN extern
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Public Functions Prototypes
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: stm32_serial_get_uart
|
|
*
|
|
* Description:
|
|
* Get serial driver structure for STM32 USART
|
|
*
|
|
****************************************************************************/
|
|
|
|
FAR uart_dev_t *stm32_serial_get_uart(int uart_num);
|
|
|
|
/****************************************************************************
|
|
* Name: stm32_serial_dma_poll
|
|
*
|
|
* Description:
|
|
* Must be called periodically if any STM32 UART is configured for DMA.
|
|
* The DMA callback is triggered for each fifo size/2 bytes, but this can
|
|
* result in some bytes being transferred but not collected if the incoming
|
|
* data is not a whole multiple of half the FIFO size.
|
|
*
|
|
* May be safely called from either interrupt or thread context.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifdef SERIAL_HAVE_RXDMA
|
|
void stm32_serial_dma_poll(void);
|
|
#endif
|
|
|
|
#undef EXTERN
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
#endif /* __ARCH_ARM_STC_STM32_STM32_UART_H */
|