diff options
Diffstat (limited to 'os/hal/platforms/STM32/USARTv1/uart_lld.h')
| -rw-r--r-- | os/hal/platforms/STM32/USARTv1/uart_lld.h | 521 |
1 files changed, 0 insertions, 521 deletions
diff --git a/os/hal/platforms/STM32/USARTv1/uart_lld.h b/os/hal/platforms/STM32/USARTv1/uart_lld.h deleted file mode 100644 index ffaed007e..000000000 --- a/os/hal/platforms/STM32/USARTv1/uart_lld.h +++ /dev/null @@ -1,521 +0,0 @@ -/*
- ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-*/
-
-/**
- * @file STM32/USARTv1/uart_lld.h
- * @brief STM32 low level UART driver header.
- *
- * @addtogroup UART
- * @{
- */
-
-#ifndef _UART_LLD_H_
-#define _UART_LLD_H_
-
-#if HAL_USE_UART || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Driver constants. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver pre-compile time settings. */
-/*===========================================================================*/
-
-/**
- * @name Configuration options
- * @{
- */
-/**
- * @brief UART driver on USART1 enable switch.
- * @details If set to @p TRUE the support for USART1 is included.
- * @note The default is @p FALSE.
- */
-#if !defined(STM32_UART_USE_USART1) || defined(__DOXYGEN__)
-#define STM32_UART_USE_USART1 FALSE
-#endif
-
-/**
- * @brief UART driver on USART2 enable switch.
- * @details If set to @p TRUE the support for USART2 is included.
- * @note The default is @p FALSE.
- */
-#if !defined(STM32_UART_USE_USART2) || defined(__DOXYGEN__)
-#define STM32_UART_USE_USART2 FALSE
-#endif
-
-/**
- * @brief UART driver on USART3 enable switch.
- * @details If set to @p TRUE the support for USART3 is included.
- * @note The default is @p FALSE.
- */
-#if !defined(STM32_UART_USE_USART3) || defined(__DOXYGEN__)
-#define STM32_UART_USE_USART3 FALSE
-#endif
-
-/**
- * @brief UART driver on USART6 enable switch.
- * @details If set to @p TRUE the support for USART6 is included.
- * @note The default is @p FALSE.
- */
-#if !defined(STM32_UART_USE_USART6) || defined(__DOXYGEN__)
-#define STM32_UART_USE_USART6 FALSE
-#endif
-
-/**
- * @brief USART1 interrupt priority level setting.
- */
-#if !defined(STM32_UART_USART1_IRQ_PRIORITY) || defined(__DOXYGEN__)
-#define STM32_UART_USART1_IRQ_PRIORITY 12
-#endif
-
-/**
- * @brief USART2 interrupt priority level setting.
- */
-#if !defined(STM32_UART_USART2_IRQ_PRIORITY) || defined(__DOXYGEN__)
-#define STM32_UART_USART2_IRQ_PRIORITY 12
-#endif
-
-/**
- * @brief USART3 interrupt priority level setting.
- */
-#if !defined(STM32_UART_USART3_IRQ_PRIORITY) || defined(__DOXYGEN__)
-#define STM32_UART_USART3_IRQ_PRIORITY 12
-#endif
-
-/**
- * @brief USART6 interrupt priority level setting.
- */
-#if !defined(STM32_UART_USART6_IRQ_PRIORITY) || defined(__DOXYGEN__)
-#define STM32_UART_USART6_IRQ_PRIORITY 12
-#endif
-
-/**
- * @brief USART1 DMA priority (0..3|lowest..highest).
- * @note The priority level is used for both the TX and RX DMA channels but
- * because of the channels ordering the RX channel has always priority
- * over the TX channel.
- */
-#if !defined(STM32_UART_USART1_DMA_PRIORITY) || defined(__DOXYGEN__)
-#define STM32_UART_USART1_DMA_PRIORITY 0
-#endif
-
-/**
- * @brief USART2 DMA priority (0..3|lowest..highest).
- * @note The priority level is used for both the TX and RX DMA channels but
- * because of the channels ordering the RX channel has always priority
- * over the TX channel.
- */
-#if !defined(STM32_UART_USART2_DMA_PRIORITY) || defined(__DOXYGEN__)
-#define STM32_UART_USART2_DMA_PRIORITY 0
-#endif
-
-/**
- * @brief USART3 DMA priority (0..3|lowest..highest).
- * @note The priority level is used for both the TX and RX DMA channels but
- * because of the channels ordering the RX channel has always priority
- * over the TX channel.
- */
-#if !defined(STM32_UART_USART3_DMA_PRIORITY) || defined(__DOXYGEN__)
-#define STM32_UART_USART3_DMA_PRIORITY 0
-#endif
-
-/**
- * @brief USART6 DMA priority (0..3|lowest..highest).
- * @note The priority level is used for both the TX and RX DMA channels but
- * because of the channels ordering the RX channel has always priority
- * over the TX channel.
- */
-#if !defined(STM32_UART_USART6_DMA_PRIORITY) || defined(__DOXYGEN__)
-#define STM32_UART_USART6_DMA_PRIORITY 0
-#endif
-
-/**
- * @brief USART1 DMA error hook.
- * @note The default action for DMA errors is a system halt because DMA
- * error can only happen because programming errors.
- */
-#if !defined(STM32_UART_DMA_ERROR_HOOK) || defined(__DOXYGEN__)
-#define STM32_UART_DMA_ERROR_HOOK(uartp) chSysHalt()
-#endif
-
-#if STM32_ADVANCED_DMA || defined(__DOXYGEN__)
-
-/**
- * @brief DMA stream used for USART1 RX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_UART_USART1_RX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 5)
-#endif
-
-/**
- * @brief DMA stream used for USART1 TX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_UART_USART1_TX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 7)
-#endif
-
-/**
- * @brief DMA stream used for USART2 RX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_UART_USART2_RX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
-#endif
-
-/**
- * @brief DMA stream used for USART2 TX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_UART_USART2_TX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
-#endif
-
-/**
- * @brief DMA stream used for USART3 RX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_UART_USART3_RX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 1)
-#endif
-
-/**
- * @brief DMA stream used for USART3 TX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_UART_USART3_TX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
-#endif
-
-/**
- * @brief DMA stream used for USART6 RX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_UART_USART6_RX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_UART_USART6_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 2)
-#endif
-
-/**
- * @brief DMA stream used for USART6 TX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_UART_USART6_TX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_UART_USART6_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 7)
-#endif
-
-#else /* !STM32_ADVANCED_DMA */
-
-/* Fixed streams for platforms using the old DMA peripheral, the values are
- valid for both STM32F1xx and STM32L1xx.*/
-#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
-#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
-#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
-#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
-#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
-#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
-
-#endif /* !STM32_ADVANCED_DMA*/
-/** @} */
-
-/*===========================================================================*/
-/* Derived constants and error checks. */
-/*===========================================================================*/
-
-#if STM32_UART_USE_USART1 && !STM32_HAS_USART1
-#error "USART1 not present in the selected device"
-#endif
-
-#if STM32_UART_USE_USART2 && !STM32_HAS_USART2
-#error "USART2 not present in the selected device"
-#endif
-
-#if STM32_UART_USE_USART3 && !STM32_HAS_USART3
-#error "USART3 not present in the selected device"
-#endif
-
-#if STM32_UART_USE_USART6 && !STM32_HAS_USART6
-#error "USART6 not present in the selected device"
-#endif
-
-#if !STM32_UART_USE_USART1 && !STM32_UART_USE_USART2 && \
- !STM32_UART_USE_USART3 && !STM32_UART_USE_USART6
-#error "UART driver activated but no USART/UART peripheral assigned"
-#endif
-
-#if STM32_UART_USE_USART1 && \
- !CORTEX_IS_VALID_KERNEL_PRIORITY(STM32_UART_USART1_IRQ_PRIORITY)
-#error "Invalid IRQ priority assigned to USART1"
-#endif
-
-#if STM32_UART_USE_USART2 && \
- !CORTEX_IS_VALID_KERNEL_PRIORITY(STM32_UART_USART2_IRQ_PRIORITY)
-#error "Invalid IRQ priority assigned to USART2"
-#endif
-
-#if STM32_UART_USE_USART3 && \
- !CORTEX_IS_VALID_KERNEL_PRIORITY(STM32_UART_USART3_IRQ_PRIORITY)
-#error "Invalid IRQ priority assigned to USART3"
-#endif
-
-#if STM32_UART_USE_USART6 && \
- !CORTEX_IS_VALID_KERNEL_PRIORITY(STM32_UART_USART6_IRQ_PRIORITY)
-#error "Invalid IRQ priority assigned to USART6"
-#endif
-
-#if STM32_UART_USE_USART1 && \
- !STM32_DMA_IS_VALID_PRIORITY(STM32_UART_USART1_DMA_PRIORITY)
-#error "Invalid DMA priority assigned to USART1"
-#endif
-
-#if STM32_UART_USE_USART2 && \
- !STM32_DMA_IS_VALID_PRIORITY(STM32_UART_USART2_DMA_PRIORITY)
-#error "Invalid DMA priority assigned to USART2"
-#endif
-
-#if STM32_UART_USE_USART3 && \
- !STM32_DMA_IS_VALID_PRIORITY(STM32_UART_USART3_DMA_PRIORITY)
-#error "Invalid DMA priority assigned to USART3"
-#endif
-
-#if STM32_UART_USE_USART6 && \
- !STM32_DMA_IS_VALID_PRIORITY(STM32_UART_USART6_DMA_PRIORITY)
-#error "Invalid DMA priority assigned to USART6"
-#endif
-
-#if STM32_UART_USE_USART1 && \
- !STM32_DMA_IS_VALID_ID(STM32_UART_USART1_RX_DMA_STREAM, \
- STM32_USART1_RX_DMA_MSK)
-#error "invalid DMA stream associated to USART1 RX"
-#endif
-
-#if STM32_UART_USE_USART1 && \
- !STM32_DMA_IS_VALID_ID(STM32_UART_USART1_TX_DMA_STREAM, \
- STM32_USART1_TX_DMA_MSK)
-#error "invalid DMA stream associated to USART1 TX"
-#endif
-
-#if STM32_UART_USE_USART2 && \
- !STM32_DMA_IS_VALID_ID(STM32_UART_USART2_RX_DMA_STREAM, \
- STM32_USART2_RX_DMA_MSK)
-#error "invalid DMA stream associated to USART2 RX"
-#endif
-
-#if STM32_UART_USE_USART2 && \
- !STM32_DMA_IS_VALID_ID(STM32_UART_USART2_TX_DMA_STREAM, \
- STM32_USART2_TX_DMA_MSK)
-#error "invalid DMA stream associated to USART2 TX"
-#endif
-
-#if STM32_UART_USE_USART3 && \
- !STM32_DMA_IS_VALID_ID(STM32_UART_USART3_RX_DMA_STREAM, \
- STM32_USART3_RX_DMA_MSK)
-#error "invalid DMA stream associated to USART3 RX"
-#endif
-
-#if STM32_UART_USE_USART3 && \
- !STM32_DMA_IS_VALID_ID(STM32_UART_USART3_TX_DMA_STREAM, \
- STM32_USART3_TX_DMA_MSK)
-#error "invalid DMA stream associated to USART3 TX"
-#endif
-
-#if STM32_UART_USE_USART6 && \
- !STM32_DMA_IS_VALID_ID(STM32_UART_USART6_RX_DMA_STREAM, \
- STM32_USART6_RX_DMA_MSK)
-#error "invalid DMA stream associated to USART6 RX"
-#endif
-
-#if STM32_UART_USE_USART6 && \
- !STM32_DMA_IS_VALID_ID(STM32_UART_USART6_TX_DMA_STREAM, \
- STM32_USART6_TX_DMA_MSK)
-#error "invalid DMA stream associated to USART6 TX"
-#endif
-
-#if !defined(STM32_DMA_REQUIRED)
-#define STM32_DMA_REQUIRED
-#endif
-
-/*===========================================================================*/
-/* Driver data structures and types. */
-/*===========================================================================*/
-
-/**
- * @brief UART driver condition flags type.
- */
-typedef uint32_t uartflags_t;
-
-/**
- * @brief Structure representing an UART driver.
- */
-typedef struct UARTDriver UARTDriver;
-
-/**
- * @brief Generic UART notification callback type.
- *
- * @param[in] uartp pointer to the @p UARTDriver object
- */
-typedef void (*uartcb_t)(UARTDriver *uartp);
-
-/**
- * @brief Character received UART notification callback type.
- *
- * @param[in] uartp pointer to the @p UARTDriver object
- * @param[in] c received character
- */
-typedef void (*uartccb_t)(UARTDriver *uartp, uint16_t c);
-
-/**
- * @brief Receive error UART notification callback type.
- *
- * @param[in] uartp pointer to the @p UARTDriver object
- * @param[in] e receive error mask
- */
-typedef void (*uartecb_t)(UARTDriver *uartp, uartflags_t e);
-
-/**
- * @brief Driver configuration structure.
- * @note It could be empty on some architectures.
- */
-typedef struct {
- /**
- * @brief End of transmission buffer callback.
- */
- uartcb_t txend1_cb;
- /**
- * @brief Physical end of transmission callback.
- */
- uartcb_t txend2_cb;
- /**
- * @brief Receive buffer filled callback.
- */
- uartcb_t rxend_cb;
- /**
- * @brief Character received while out if the @p UART_RECEIVE state.
- */
- uartccb_t rxchar_cb;
- /**
- * @brief Receive error callback.
- */
- uartecb_t rxerr_cb;
- /* End of the mandatory fields.*/
- /**
- * @brief Bit rate.
- */
- uint32_t speed;
- /**
- * @brief Initialization value for the CR1 register.
- */
- uint16_t cr1;
- /**
- * @brief Initialization value for the CR2 register.
- */
- uint16_t cr2;
- /**
- * @brief Initialization value for the CR3 register.
- */
- uint16_t cr3;
-} UARTConfig;
-
-/**
- * @brief Structure representing an UART driver.
- */
-struct UARTDriver {
- /**
- * @brief Driver state.
- */
- uartstate_t state;
- /**
- * @brief Transmitter state.
- */
- uarttxstate_t txstate;
- /**
- * @brief Receiver state.
- */
- uartrxstate_t rxstate;
- /**
- * @brief Current configuration data.
- */
- const UARTConfig *config;
-#if defined(UART_DRIVER_EXT_FIELDS)
- UART_DRIVER_EXT_FIELDS
-#endif
- /* End of the mandatory fields.*/
- /**
- * @brief Pointer to the USART registers block.
- */
- USART_TypeDef *usart;
- /**
- * @brief DMA mode bit mask.
- */
- uint32_t dmamode;
- /**
- * @brief Receive DMA channel.
- */
- const stm32_dma_stream_t *dmarx;
- /**
- * @brief Transmit DMA channel.
- */
- const stm32_dma_stream_t *dmatx;
- /**
- * @brief Default receive buffer while into @p UART_RX_IDLE state.
- */
- volatile uint16_t rxbuf;
-};
-
-/*===========================================================================*/
-/* Driver macros. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* External declarations. */
-/*===========================================================================*/
-
-#if STM32_UART_USE_USART1 && !defined(__DOXYGEN__)
-extern UARTDriver UARTD1;
-#endif
-
-#if STM32_UART_USE_USART2 && !defined(__DOXYGEN__)
-extern UARTDriver UARTD2;
-#endif
-
-#if STM32_UART_USE_USART3 && !defined(__DOXYGEN__)
-extern UARTDriver UARTD3;
-#endif
-
-#if STM32_UART_USE_USART6 && !defined(__DOXYGEN__)
-extern UARTDriver UARTD6;
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void uart_lld_init(void);
- void uart_lld_start(UARTDriver *uartp);
- void uart_lld_stop(UARTDriver *uartp);
- void uart_lld_start_send(UARTDriver *uartp, size_t n, const void *txbuf);
- size_t uart_lld_stop_send(UARTDriver *uartp);
- void uart_lld_start_receive(UARTDriver *uartp, size_t n, void *rxbuf);
- size_t uart_lld_stop_receive(UARTDriver *uartp);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* HAL_USE_UART */
-
-#endif /* _UART_LLD_H_ */
-
-/** @} */
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