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diff --git a/os/hal/platforms/STM32/pal_lld.h b/os/hal/platforms/STM32/pal_lld.h
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-/*
- ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
-
- This file is part of ChibiOS/RT.
-
- ChibiOS/RT is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/RT is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file STM32/pal_lld.h
- * @brief STM32 GPIO low level driver header
- * @addtogroup STM32_PAL
- * @{
- */
-
-#ifndef _PAL_LLD_H_
-#define _PAL_LLD_H_
-
-#if CH_HAL_USE_PAL
-
-/*===========================================================================*/
-/* I/O Ports Types and constants. */
-/*===========================================================================*/
-
-/**
- * @brief GPIO port setup info.
- */
-typedef struct {
- /** Initial value for ODR register.*/
- uint32_t odr;
- /** Initial value for CRL register.*/
- uint32_t crl;
- /** Initial value for CRH register.*/
- uint32_t crh;
-} stm32_gpio_setup_t;
-
-/**
- * @brief STM32 GPIO static initializer.
- * @details An instance of this structure must be passed to @p palInit() at
- * system startup time in order to initialized the digital I/O
- * subsystem. This represents only the initial setup, specific pads
- * or whole ports can be reprogrammed at later time.
- */
-typedef struct {
- /** @brief Port A setup data.*/
- stm32_gpio_setup_t PAData;
- /** @brief Port B setup data.*/
- stm32_gpio_setup_t PBData;
- /** @brief Port C setup data.*/
- stm32_gpio_setup_t PCData;
- /** @brief Port D setup data.*/
- stm32_gpio_setup_t PDData;
-#if !defined(STM32F10X_LD) || defined(__DOXYGEN__)
- /** @brief Port E setup data.*/
- stm32_gpio_setup_t PEData;
-#endif
-#if defined(STM32F10X_HD) || defined(__DOXYGEN__)
- /** @brief Port F setup data.*/
- stm32_gpio_setup_t PFData;
- /** @brief Port G setup data.*/
- stm32_gpio_setup_t PGData;
-#endif
-} STM32GPIOConfig;
-
-/**
- * @brief Width, in bits, of an I/O port.
- */
-#define PAL_IOPORTS_WIDTH 16
-
-/**
- * @brief Whole port mask.
- * @brief This macro specifies all the valid bits into a port.
- */
-#define PAL_WHOLE_PORT ((ioportmask_t)0xFFFF)
-
-/**
- * @brief Digital I/O port sized unsigned type.
- */
-typedef uint32_t ioportmask_t;
-
-/**
- * @brief Port Identifier.
- * @details This type can be a scalar or some kind of pointer, do not make
- * any assumption about it, use the provided macros when populating
- * variables of this type.
- */
-typedef GPIO_TypeDef * ioportid_t;
-
-/*===========================================================================*/
-/* I/O Ports Identifiers. */
-/* The low level driver wraps the definitions already present in the STM32 */
-/* firmware library. */
-/*===========================================================================*/
-
-/**
- * @brief GPIO port A identifier.
- */
-#define IOPORT1 GPIOA
-
-/**
- * @brief GPIO port B identifier.
- */
-#define IOPORT2 GPIOB
-
-/**
- * @brief GPIO port C identifier.
- */
-#define IOPORT3 GPIOC
-
-/**
- * @brief GPIO port D identifier.
- */
-#define IOPORT4 GPIOD
-
-/**
- * @brief GPIO port E identifier.
- */
-#if !defined(STM32F10X_LD) || defined(__DOXYGEN__)
-#define IOPORT5 GPIOE
-#endif
-
-/**
- * @brief GPIO port F identifier.
- */
-#if defined(STM32F10X_HD) || defined(__DOXYGEN__)
-#define IOPORT6 GPIOF
-
-/**
- * @brief GPIO port G identifier.
- */
-#define IOPORT7 GPIOG
-#endif
-
-/*===========================================================================*/
-/* Implementation, some of the following macros could be implemented as */
-/* functions, please put them in a file named ioports_lld.c if so. */
-/*===========================================================================*/
-
-/**
- * @brief GPIO ports subsystem initialization.
- */
-#define pal_lld_init(config) _pal_lld_init(config)
-
-/**
- * @brief Reads an I/O port.
- * @details This function is implemented by reading the GPIO IDR register, the
- * implementation has no side effects.
- *
- * @param[in] port the port identifier
- * @return the port bits
- *
- * @note This function is not meant to be invoked directly by the application
- * code.
- */
-#define pal_lld_readport(port) ((port)->IDR)
-
-/**
- * @brief Reads the output latch.
- * @details This function is implemented by reading the GPIO ODR register, the
- * implementation has no side effects.
- *
- * @param[in] port the port identifier
- * @return The latched logical states.
- *
- * @note This function is not meant to be invoked directly by the application
- * code.
- */
-#define pal_lld_readlatch(port) ((port)->ODR)
-
-/**
- * @brief Writes on a I/O port.
- * @details This function is implemented by writing the GPIO ODR register, the
- * implementation has no side effects.
- *
- * @param[in] port the port identifier
- * @param[in] bits the bits to be written on the specified port
- *
- * @note This function is not meant to be invoked directly by the application
- * code.
- * @note Writing on pads programmed as pull-up or pull-down has the side
- * effect to modify the resistor setting because the output latched data
- * is used for the resistor selection.
- */
-#define pal_lld_writeport(port, bits) ((port)->ODR = (bits))
-
-/**
- * @brief Sets a bits mask on a I/O port.
- * @details This function is implemented by writing the GPIO BSRR register, the
- * implementation has no side effects.
- *
- * @param[in] port the port identifier
- * @param[in] bits the bits to be ORed on the specified port
- *
- * @note This function is not meant to be invoked directly by the application
- * code.
- * @note Writing on pads programmed as pull-up or pull-down has the side
- * effect to modify the resistor setting because the output latched data
- * is used for the resistor selection.
- */
-#define pal_lld_setport(port, bits) ((port)->BSRR = (bits))
-
-/**
- * @brief Clears a bits mask on a I/O port.
- * @details This function is implemented by writing the GPIO BRR register, the
- * implementation has no side effects.
- *
- * @param[in] port the port identifier
- * @param[in] bits the bits to be cleared on the specified port
- *
- * @note This function is not meant to be invoked directly by the application
- * code.
- * @note Writing on pads programmed as pull-up or pull-down has the side
- * effect to modify the resistor setting because the output latched data
- * is used for the resistor selection.
- */
-#define pal_lld_clearport(port, bits) ((port)->BRR = (bits))
-
-/**
- * @brief Writes a group of bits.
- * @details This function is implemented by writing the GPIO BSRR register, the
- * implementation has no side effects.
- *
- * @param[in] port the port identifier
- * @param[in] mask the group mask
- * @param[in] offset the group bit offset within the port
- * @param[in] bits the bits to be written. Values exceeding the group width
- * are masked.
- *
- * @note This function is not meant to be invoked directly by the application
- * code.
- * @note Writing on pads programmed as pull-up or pull-down has the side
- * effect to modify the resistor setting because the output latched data
- * is used for the resistor selection.
- */
-#define pal_lld_writegroup(port, mask, offset, bits) { \
- (port)->BSRR = ((~(bits) & (mask)) << (16 + (offset))) | \
- (((bits) & (mask)) << (offset)); \
-}
-
-/**
- * @brief Pads group mode setup.
- * @details This function programs a pads group belonging to the same port
- * with the specified mode.
- *
- * @param[in] port the port identifier
- * @param[in] mask the group mask
- * @param[in] mode the mode
- *
- * @note This function is not meant to be invoked directly by the application
- * code.
- * @note Writing on pads programmed as pull-up or pull-down has the side
- * effect to modify the resistor setting because the output latched data
- * is used for the resistor selection.
- */
-#define pal_lld_setgroupmode(port, mask, mode) \
- _pal_lld_setgroupmode(port, mask, mode)
-
-/**
- * @brief Writes a logical state on an output pad.
- *
- * @param[in] port the port identifier
- * @param[in] pad the pad number within the port
- * @param[out] bit the logical value, the value must be @p 0 or @p 1
- *
- * @note This function is not meant to be invoked directly by the application
- * code.
- * @note Writing on pads programmed as pull-up or pull-down has the side
- * effect to modify the resistor setting because the output latched data
- * is used for the resistor selection.
- */
-#define pal_lld_writepad(port, pad, bit) pal_lld_writegroup(port, 1, pad, bit)
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void _pal_lld_init(const STM32GPIOConfig *config);
- void _pal_lld_setgroupmode(ioportid_t port,
- ioportmask_t mask,
- uint_fast8_t mode);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* CH_HAL_USE_PAL */
-
-#endif /* _PAL_LLD_H_ */
-
-/** @} */
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-17 15:31:25 +0000