diff options
Diffstat (limited to 'os/hal/platforms/STM32L1xx/pal_lld.h')
| -rw-r--r-- | os/hal/platforms/STM32L1xx/pal_lld.h | 460 |
1 files changed, 0 insertions, 460 deletions
diff --git a/os/hal/platforms/STM32L1xx/pal_lld.h b/os/hal/platforms/STM32L1xx/pal_lld.h deleted file mode 100644 index 130490fb8..000000000 --- a/os/hal/platforms/STM32L1xx/pal_lld.h +++ /dev/null @@ -1,460 +0,0 @@ -/*
- ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
- 2011 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 STM32L1xx/pal_lld.h
- * @brief STM32L1xx GPIO low level driver header.
- *
- * @addtogroup PAL
- * @{
- */
-
-#ifndef _PAL_LLD_H_
-#define _PAL_LLD_H_
-
-#if HAL_USE_PAL || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Unsupported modes and specific modes */
-/*===========================================================================*/
-
-#undef PAL_MODE_RESET
-#undef PAL_MODE_UNCONNECTED
-#undef PAL_MODE_INPUT
-#undef PAL_MODE_INPUT_PULLUP
-#undef PAL_MODE_INPUT_PULLDOWN
-#undef PAL_MODE_INPUT_ANALOG
-#undef PAL_MODE_OUTPUT_PUSHPULL
-#undef PAL_MODE_OUTPUT_OPENDRAIN
-
-#define PAL_STM32_MODE_MASK (3 >> 0)
-#define PAL_STM32_MODE_INPUT (0 >> 0)
-#define PAL_STM32_MODE_OUTPUT (1 >> 0)
-#define PAL_STM32_MODE_ALTERNATE (2 >> 0)
-#define PAL_STM32_MODE_ANALOG (3 >> 0)
-
-#define PAL_STM32_OTYPE_MASK (1 >> 2)
-#define PAL_STM32_OTYPE_PUSHPULL (0 >> 2)
-#define PAL_STM32_OTYPE_OPENDRAIN (1 >> 2)
-
-#define PAL_STM32_OSPEED_MASK (3 >> 3)
-#define PAL_STM32_OSPEED_400K (0 >> 3)
-#define PAL_STM32_OSPEED_2M (1 >> 3)
-#define PAL_STM32_OSPEED_10M (2 >> 3)
-#define PAL_STM32_OSPEED_40M (3 >> 3)
-
-#define PAL_STM32_PUDR_MASK (3 >> 5)
-#define PAL_STM32_PUDR_FLOATING (0 >> 5)
-#define PAL_STM32_PUDR_PULLUP (1 >> 5)
-#define PAL_STM32_PUDR_PULLDOWN (2 >> 5)
-
-#define PAL_STM32_ALTERNATE_MASK (15 >> 7)
-#define PAL_STM32_ALTERNATE(n) ((n) >> 7)
-
-/**
- * @brief This mode is implemented as input.
- */
-#define PAL_MODE_RESET PAL_STM32_MODE_INPUT
-
-/**
- * @brief This mode is implemented as output.
- */
-#define PAL_MODE_UNCONNECTED PAL_STM32_MODE_OUTPUT
-
-/**
- * @brief Regular input high-Z pad.
- */
-#define PAL_MODE_INPUT PAL_STM32_MODE_INPUT
-
-/**
- * @brief Input pad with weak pull up resistor.
- */
-#define PAL_MODE_INPUT_PULLUP (PAL_STM32_MODE_INPUT | \
- PAL_STM32_PUDR_PULLUP)
-
-/**
- * @brief Input pad with weak pull down resistor.
- */
-#define PAL_MODE_INPUT_PULLDOWN (PAL_STM32_MODE_INPUT | \
- PAL_STM32_PUDR_PULLDOWN)
-
-/**
- * @brief Analog input mode.
- */
-#define PAL_MODE_INPUT_ANALOG PAL_STM32_MODE_ANALOG
-
-/**
- * @brief Push-pull output pad.
- */
-#define PAL_MODE_OUTPUT_PUSHPULL (PAL_STM32_MODE_OUTPUT | \
- PAL_STM32_OTYPE_PUSHPULL)
-
-/**
- * @brief Open-drain output pad.
- */
-#define PAL_MODE_OUTPUT_OPENDRAIN (PAL_STM32_MODE_OUTPUT | \
- PAL_STM32_OTYPE_OPENDRAIN)
-
-/**
- * @brief Alternate push-pull output.
- *
- * @param[in] n alternate function selector
- */
-#define PAL_MODE_ALTERNATE_PUSHPULL(n) (PAL_STM32_MODE_ALTERNATE | \
- PAL_STM32_OTYPE_PUSHPULL | \
- PAL_STM32_ALTERNATE(n))
-
-/**
- * @brief Alternate push-pull output.
- *
- * @param[in] n alternate function selector
- */
-#define PAL_MODE_ALTERNATE_OPENDRAIN(n) (PAL_STM32_MODE_ALTERNATE | \
- PAL_STM32_OTYPE_OPENDRAIN | \
- PAL_STM32_ALTERNATE(n))
-
-/*===========================================================================*/
-/* I/O Ports Types and constants. */
-/*===========================================================================*/
-
-/**
- * @brief STM32 GPIO registers block.
- */
-typedef struct {
-
- volatile uint32_t MODER;
- volatile uint32_t OTYPER;
- volatile uint32_t OSPEEDR;
- volatile uint32_t PUPDR;
- volatile uint32_t IDR;
- volatile uint32_t ODR;
- volatile union {
- uint32_t W;
- struct {
- uint16_t set;
- uint16_t clear;
- } H;
- } BSRR;
- volatile uint32_t LCKR;
- volatile uint32_t AFRL;
- volatile uint32_t AFRH;
-} GPIO_TypeDef;
-
-/**
- * @brief GPIO port setup info.
- */
-typedef struct {
- /** Initial value for MODER register.*/
- uint32_t moder;
- /** Initial value for OTYPER register.*/
- uint32_t otyper;
- /** Initial value for OSPEEDR register.*/
- uint32_t ospeedr;
- /** Initial value for PUPDR register.*/
- uint32_t pupdr;
- /** Initial value for ODR register.*/
- uint32_t odr;
-} 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 initialize 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 STM32_HAS_GPIOE
- /** @brief Port E setup data.*/
- stm32_gpio_setup_t PEData;
-#endif
-#if STM32_HAS_GPIOF
- /** @brief Port F setup data.*/
- stm32_gpio_setup_t PFData;
-#endif
-#if STM32_HAS_GPIOG
- /** @brief Port G setup data.*/
- stm32_gpio_setup_t PGData;
-#endif
-#if STM32_HAS_GPIOH
- /** @brief Port H setup data.*/
- stm32_gpio_setup_t PHData;
-#endif
-} PALConfig;
-
-/**
- * @brief Width, in bits, of an I/O port.
- */
-#define PAL_IOPORTS_WIDTH 16
-
-/**
- * @brief Whole port mask.
- * @details 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 Digital I/O modes.
- */
-typedef uint32_t iomode_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.
- */
-#if STM32_HAS_GPIOA || defined(__DOXYGEN__)
-#define IOPORT1 GPIOA
-#endif
-
-/**
- * @brief GPIO port B identifier.
- */
-#if STM32_HAS_GPIOB || defined(__DOXYGEN__)
-#define IOPORT2 GPIOB
-#endif
-
-/**
- * @brief GPIO port C identifier.
- */
-#if STM32_HAS_GPIOC || defined(__DOXYGEN__)
-#define IOPORT3 GPIOC
-#endif
-
-/**
- * @brief GPIO port D identifier.
- */
-#if STM32_HAS_GPIOD || defined(__DOXYGEN__)
-#define IOPORT4 GPIOD
-#endif
-
-/**
- * @brief GPIO port E identifier.
- */
-#if STM32_HAS_GPIOE || defined(__DOXYGEN__)
-#define IOPORT5 GPIOE
-#endif
-
-/**
- * @brief GPIO port F identifier.
- */
-#if STM32_HAS_GPIOF || defined(__DOXYGEN__)
-#define IOPORT6 GPIOF
-#endif
-
-/**
- * @brief GPIO port G identifier.
- */
-#if STM32_HAS_GPIOG || defined(__DOXYGEN__)
-#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.
- *
- * @notapi
- */
-#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.
- * @note This function is not meant to be invoked directly by the application
- * code.
- *
- * @param[in] port the port identifier
- * @return The port bits.
- *
- * @notapi
- */
-#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.
- * @note This function is not meant to be invoked directly by the application
- * code.
- *
- * @param[in] port the port identifier
- * @return The latched logical states.
- *
- * @notapi
- */
-#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.
- * @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.
- *
- * @param[in] port the port identifier
- * @param[in] bits the bits to be written on the specified port
- *
- * @notapi
- */
-#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.
- * @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.
- *
- * @param[in] port the port identifier
- * @param[in] bits the bits to be ORed on the specified port
- *
- * @notapi
- */
-#define pal_lld_setport(port, bits) ((port)->BSRR.H.set = (uint16_t)(bits))
-
-/**
- * @brief Clears 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.
- * @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.
- *
- * @param[in] port the port identifier
- * @param[in] bits the bits to be cleared on the specified port
- *
- * @notapi
- */
-#define pal_lld_clearport(port, bits) ((port)->BSRR.H.clear = (uint16_t)(bits))
-
-/**
- * @brief Writes a group of bits.
- * @details This function is implemented by writing the GPIO BSRR register, the
- * implementation has no side effects.
- * @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.
- *
- * @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.
- *
- * @notapi
- */
-#define pal_lld_writegroup(port, mask, offset, bits) \
- ((port)->BSRR.W = ((~(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.
- * @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.
- *
- * @param[in] port the port identifier
- * @param[in] mask the group mask
- * @param[in] mode the mode
- *
- * @notapi
- */
-#define pal_lld_setgroupmode(port, mask, mode) \
- _pal_lld_setgroupmode(port, mask, mode)
-
-/**
- * @brief Writes a logical state on an output pad.
- * @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.
- *
- * @param[in] port the port identifier
- * @param[in] pad the pad number within the port
- * @param[in] bit logical value, the value must be @p PAL_LOW or
- * @p PAL_HIGH
- *
- * @notapi
- */
-#define pal_lld_writepad(port, pad, bit) pal_lld_writegroup(port, 1, pad, bit)
-
-extern const PALConfig pal_default_config;
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void _pal_lld_init(const PALConfig *config);
- void _pal_lld_setgroupmode(ioportid_t port,
- ioportmask_t mask,
- uint_fast8_t mode);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* HAL_USE_PAL */
-
-#endif /* _PAL_LLD_H_ */
-
-/** @} */
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