diff options
Diffstat (limited to 'os/hal/ports/TIVA/LLD/hal_pal_lld.h')
| -rw-r--r-- | os/hal/ports/TIVA/LLD/hal_pal_lld.h | 762 |
1 files changed, 0 insertions, 762 deletions
diff --git a/os/hal/ports/TIVA/LLD/hal_pal_lld.h b/os/hal/ports/TIVA/LLD/hal_pal_lld.h deleted file mode 100644 index c0cd82b..0000000 --- a/os/hal/ports/TIVA/LLD/hal_pal_lld.h +++ /dev/null @@ -1,762 +0,0 @@ -/* - Copyright (C) 2014..2016 Marco Veeneman - - 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 TIVA/LLD/pal_lld.h - * @brief TM4C123x/TM4C129x PAL subsystem low level driver header. - * - * @addtogroup PAL - * @{ - */ - -#ifndef HAL_PAL_LLD_H -#define HAL_PAL_LLD_H - -#if HAL_USE_PAL || defined(__DOXYGEN__) - -/*===========================================================================*/ -/* Driver constants. */ -/*===========================================================================*/ - -#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 - -/** - * @name TIVA-specific I/O mode flags - * @{ - */ -#define PAL_TIVA_DIR_MASK (1 << 0) -#define PAL_TIVA_DIR_INPUT (0 << 0) -#define PAL_TIVA_DIR_OUTPUT (1 << 0) - -#define PAL_TIVA_AFSEL_MASK (1 << 1) -#define PAL_TIVA_AFSEL_GPIO (0 << 1) -#define PAL_TIVA_AFSEL_ALTERNATE (1 << 1) - -#define PAL_TIVA_DR2R_MASK (1 << 2) -#define PAL_TIVA_DR2R_DISABLE (0 << 2) -#define PAL_TIVA_DR2R_ENABLE (1 << 2) - -#define PAL_TIVA_DR4R_MASK (1 << 3) -#define PAL_TIVA_DR4R_DISABLE (0 << 3) -#define PAL_TIVA_DR4R_ENABLE (1 << 3) - -#define PAL_TIVA_DR8R_MASK (1 << 4) -#define PAL_TIVA_DR8R_DISABLE (0 << 4) -#define PAL_TIVA_DR8R_ENABLE (1 << 4) - -#define PAL_TIVA_ODR_MASK (1 << 5) -#define PAL_TIVA_ODR_PUSHPULL (0 << 5) -#define PAL_TIVA_ODR_OPENDRAIN (1 << 5) - -#define PAL_TIVA_PUR_MASK (1 << 6) -#define PAL_TIVA_PUR_DISABLE (0 << 6) -#define PAL_TIVA_PUR_ENABLE (1 << 6) - -#define PAL_TIVA_PDR_MASK (1 << 7) -#define PAL_TIVA_PDR_DISABLE (0 << 7) -#define PAL_TIVA_PDR_ENABLE (1 << 7) - -#define PAL_TIVA_SLR_MASK (1 << 8) -#define PAL_TIVA_SLR_DISABLE (0 << 8) -#define PAL_TIVA_SLR_ENABLE (1 << 8) - -#define PAL_TIVA_DEN_MASK (1 << 9) -#define PAL_TIVA_DEN_DISABLE (0 << 9) -#define PAL_TIVA_DEN_ENABLE (1 << 9) - -#define PAL_TIVA_AMSEL_MASK (1 << 10) -#define PAL_TIVA_AMSEL_DISABLE (0 << 10) -#define PAL_TIVA_AMSEL_ENABLE (1 << 10) - -#define PAL_TIVA_PCTL_MASK (7 << 11) -#define PAL_TIVA_PCTL(n) ((n) << 11) - -/** - * @brief Alternate function. - * - * @param[in] n alternate function selector - */ -#define PAL_MODE_ALTERNATE(n) (PAL_TIVA_AFSEL_ALTERNATE | \ - PAL_TIVA_PCTL(n)) -/** - * @} - */ - -/** - * @name Standard I/O mode flags - * @{ - */ -/** - * @brief This mode is implemented as input. - */ -#define PAL_MODE_RESET PAL_MODE_INPUT - -/** - * @brief This mode is implemented as input with pull-up. - */ -#define PAL_MODE_UNCONNECTED PAL_MODE_INPUT_PULLUP - -/** - * @brief Regular input high-Z pad. - */ -#define PAL_MODE_INPUT (PAL_TIVA_DEN_ENABLE | \ - PAL_TIVA_DIR_INPUT) - -/** - * @brief Input pad with weak pull up resistor. - */ -#define PAL_MODE_INPUT_PULLUP (PAL_TIVA_DIR_INPUT | \ - PAL_TIVA_PUR_ENABLE | \ - PAL_TIVA_DEN_ENABLE) - -/** - * @brief Input pad with weak pull down resistor. - */ -#define PAL_MODE_INPUT_PULLDOWN (PAL_TIVA_DIR_INPUT | \ - PAL_TIVA_PDR_ENABLE | \ - PAL_TIVA_DEN_ENABLE) - -/** - * @brief Analog input mode. - */ -#define PAL_MODE_INPUT_ANALOG (PAL_TIVA_DEN_DISABLE | \ - PAL_TIVA_AMSEL_ENABLE) - -/** - * @brief Push-pull output pad. - */ -#define PAL_MODE_OUTPUT_PUSHPULL (PAL_TIVA_DIR_OUTPUT | \ - PAL_TIVA_DR2R_ENABLE | \ - PAL_TIVA_ODR_PUSHPULL | \ - PAL_TIVA_DEN_ENABLE) - -/** - * @brief Open-drain output pad. - */ -#define PAL_MODE_OUTPUT_OPENDRAIN (PAL_TIVA_DIR_OUTPUT | \ - PAL_TIVA_DR2R_ENABLE | \ - PAL_TIVA_ODR_OPENDRAIN | \ - PAL_TIVA_DEN_ENABLE) -/** - * @} - */ - -/** @brief GPIOA port identifier.*/ -#define IOPORT1 GPIOA - -/** @brief GPIOB port identifier.*/ -#define IOPORT2 GPIOB - -/** @brief GPIOC port identifier.*/ -#define IOPORT3 GPIOC - -/** @brief GPIOD port identifier.*/ -#define IOPORT4 GPIOD - -/** @brief GPIOE port identifier.*/ -#define IOPORT5 GPIOE - -/** @brief GPIOF port identifier.*/ -#define IOPORT6 GPIOF - -#if TIVA_HAS_GPIOG || defined(__DOXYGEN__) -/** @brief Port G setup data.*/ -#define IOPORT7 GPIOG -#endif /* TIVA_HAS_GPIOG.*/ - -#if TIVA_HAS_GPIOH || defined(__DOXYGEN__) -/** @brief Port H setup data.*/ -#define IOPORT8 GPIOH -#endif /* TIVA_HAS_GPIOH.*/ - -#if TIVA_HAS_GPIOJ || defined(__DOXYGEN__) -/** @brief Port J setup data.*/ -#define IOPORT9 GPIOJ -#endif /* TIVA_HAS_GPIOJ.*/ - -#if TIVA_HAS_GPIOK || defined(__DOXYGEN__) -/** @brief Port K setup data.*/ -#define IOPORT10 GPIOK -#endif /* TIVA_HAS_GPIOK.*/ - -#if TIVA_HAS_GPIOL || defined(__DOXYGEN__) -/** @brief Port L setup data.*/ -#define IOPORT11 GPIOL -#endif /* TIVA_HAS_GPIOL.*/ - -#if TIVA_HAS_GPIOM || defined(__DOXYGEN__) -/** @brief Port M setup data.*/ -#define IOPORT12 GPIOM -#endif /* TIVA_HAS_GPIOM.*/ - -#if TIVA_HAS_GPION || defined(__DOXYGEN__) -/** @brief Port N setup data.*/ -#define IOPORT13 GPION -#endif /* TIVA_HAS_GPION.*/ - -#if TIVA_HAS_GPIOP || defined(__DOXYGEN__) -/** @brief Port P setup data.*/ -#define IOPORT14 GPIOP -#endif /* TIVA_HAS_GPIOP.*/ - -#if TIVA_HAS_GPIOQ || defined(__DOXYGEN__) -/** @brief Port Q setup data.*/ -#define IOPORT15 GPIOQ -#endif /* TIVA_HAS_GPIOQ.*/ - -#if TIVA_HAS_GPIOR || defined(__DOXYGEN__) -/** @brief Port R setup data.*/ -#define IOPORT16 GPIOR -#endif /* TIVA_HAS_GPIOR.*/ - -#if TIVA_HAS_GPIOS || defined(__DOXYGEN__) -/** @brief Port S setup data.*/ -#define IOPORT17 GPIOS -#endif /* TIVA_HAS_GPIOS.*/ - -#if TIVA_HAS_GPIOT || defined(__DOXYGEN__) -/** @brief Port T setup data.*/ -#define IOPORT18 GPIOT -#endif /* TIVA_HAS_GPIOT.*/ - -/** - * @brief Width, in bits, of an I/O port. - */ -#define PAL_IOPORTS_WIDTH 8 - -/** - * @brief Whole port mask. - * @brief This macro specifies all the valid bits into a port. - */ -#define PAL_WHOLE_PORT ((ioportmask_t)0xFF) - -/*===========================================================================*/ -/* Driver pre-compile time settings. */ -/*===========================================================================*/ - -#if defined(TM4C123x) - -/** - * @brief GPIOA AHB enable switch. - * @details When set to @p TRUE the AHB bus is used to access GPIOA. When set - * to @p FALSE the APB bus is used to access GPIOA. - * @note The default is TRUE. - */ -#if !defined(TIVA_GPIO_GPIOA_USE_AHB) || defined(__DOXYGEN__) -#define TIVA_GPIO_GPIOA_USE_AHB TRUE -#endif - -/** - * @brief GPIOB AHB enable switch. - * @details When set to @p TRUE the AHB bus is used to access GPIOB. When set - * to @p FALSE the APB bus is used to access GPIOB. - * @note The default is TRUE. - */ -#if !defined(TIVA_GPIO_GPIOB_USE_AHB) || defined(__DOXYGEN__) -#define TIVA_GPIO_GPIOB_USE_AHB TRUE -#endif - -/** - * @brief GPIOC AHB enable switch. - * @details When set to @p TRUE the AHB bus is used to access GPIOC. When set - * to @p FALSE the APB bus is used to access GPIOC. - * @note The default is TRUE. - */ -#if !defined(TIVA_GPIO_GPIOC_USE_AHB) || defined(__DOXYGEN__) -#define TIVA_GPIO_GPIOC_USE_AHB TRUE -#endif - -/** - * @brief GPIOD AHB enable switch. - * @details When set to @p TRUE the AHB bus is used to access GPIOD. When set - * to @p FALSE the APB bus is used to access GPIOD. - * @note The default is TRUE. - */ -#if !defined(TIVA_GPIO_GPIOD_USE_AHB) || defined(__DOXYGEN__) -#define TIVA_GPIO_GPIOD_USE_AHB TRUE -#endif - -/** - * @brief GPIOE AHB enable switch. - * @details When set to @p TRUE the AHB bus is used to access GPIOE. When set - * to @p FALSE the APB bus is used to access GPIOE. - * @note The default is TRUE. - */ -#if !defined(TIVA_GPIO_GPIOE_USE_AHB) || defined(__DOXYGEN__) -#define TIVA_GPIO_GPIOE_USE_AHB TRUE -#endif - -/** - * @brief GPIOF AHB enable switch. - * @details When set to @p TRUE the AHB bus is used to access GPIOF. When set - * to @p FALSE the APB bus is used to access GPIOF. - * @note The default is TRUE. - */ -#if !defined(TIVA_GPIO_GPIOF_USE_AHB) || defined(__DOXYGEN__) -#define TIVA_GPIO_GPIOF_USE_AHB TRUE -#endif - -/** - * @brief GPIOG AHB enable switch. - * @details When set to @p TRUE the AHB bus is used to access GPIOG. When set - * to @p FALSE the APB bus is used to access GPIOG. - * @note The default is TRUE. - */ -#if !defined(TIVA_GPIO_GPIOG_USE_AHB) || defined(__DOXYGEN__) -#define TIVA_GPIO_GPIOG_USE_AHB TRUE -#endif - -/** - * @brief GPIOH AHB enable switch. - * @details When set to @p TRUE the AHB bus is used to access GPIOH. When set - * to @p FALSE the APB bus is used to access GPIOH. - * @note The default is TRUE. - */ -#if !defined(TIVA_GPIO_GPIOH_USE_AHB) || defined(__DOXYGEN__) -#define TIVA_GPIO_GPIOH_USE_AHB TRUE -#endif - -/** - * @brief GPIOJ AHB enable switch. - * @details When set to @p TRUE the AHB bus is used to access GPIOJ. When set - * to @p FALSE the APB bus is used to access GPIOJ. - * @note The default is TRUE. - */ -#if !defined(TIVA_GPIO_GPIOJ_USE_AHB) || defined(__DOXYGEN__) -#define TIVA_GPIO_GPIOJ_USE_AHB TRUE -#endif - -#endif - -/*===========================================================================*/ -/* Derived constants and error checks. */ -/*===========================================================================*/ - -#if defined(TM4C123x) - -#if TIVA_GPIO_GPIOA_USE_AHB -#define GPIOA GPIOA_AHB -#else -#define GPIOA GPIOA_APB -#endif - -#if TIVA_GPIO_GPIOB_USE_AHB -#define GPIOB GPIOB_AHB -#else -#define GPIOB GPIOB_APB -#endif - -#if TIVA_GPIO_GPIOC_USE_AHB -#define GPIOC GPIOC_AHB -#else -#define GPIOC GPIOC_APB -#endif - -#if TIVA_GPIO_GPIOD_USE_AHB -#define GPIOD GPIOD_AHB -#else -#define GPIOD GPIOD_APB -#endif - -#if TIVA_GPIO_GPIOE_USE_AHB -#define GPIOE GPIOE_AHB -#else -#define GPIOE GPIOE_APB -#endif - -#if TIVA_GPIO_GPIOF_USE_AHB -#define GPIOF GPIOF_AHB -#else -#define GPIOF GPIOF_APB -#endif - -#if TIVA_GPIO_GPIOG_USE_AHB -#define GPIOG GPIOG_AHB -#else -#define GPIOG GPIOG_APB -#endif - -#if TIVA_GPIO_GPIOH_USE_AHB -#define GPIOH GPIOH_AHB -#else -#define GPIOH GPIOH_APB -#endif - -#if TIVA_GPIO_GPIOJ_USE_AHB -#define GPIOJ GPIOJ_AHB -#else -#define GPIOJ GPIOJ_APB -#endif - -#define GPIOK GPIOK_AHB -#define GPIOL GPIOL_AHB -#define GPIOM GPIOM_AHB -#define GPION GPION_AHB -#define GPIOP GPIOP_AHB -#define GPIOQ GPIOQ_AHB - -#endif - -/*===========================================================================*/ -/* Driver data structures and types. */ -/*===========================================================================*/ - -/** - * @brief GPIO port setup info. - */ -typedef struct -{ - /** @brief Initial value for DATA register.*/ - uint32_t data; - /** @brief Initial value for DIR register.*/ - uint32_t dir; - /** @brief Initial value for AFSEL register.*/ - uint32_t afsel; - /** @brief Initial value for DR2R register.*/ - uint32_t dr2r; - /** @brief Initial value for DR4R register.*/ - uint32_t dr4r; - /** @brief Initial value for DR8R register.*/ - uint32_t dr8r; - /** @brief Initial value for ODR register.*/ - uint32_t odr; - /** @brief Initial value for PUR register.*/ - uint32_t pur; - /** @brief Initial value for PDR register.*/ - uint32_t pdr; - /** @brief Initial value for SLR register.*/ - uint32_t slr; - /** @brief Initial value for DEN register.*/ - uint32_t den; - /** @brief Initial value for AMSEL register.*/ - uint32_t amsel; - /** @brief Initial value for PCTL register.*/ - uint32_t pctl; -} tiva_gpio_setup_t; - -/** - * @brief Tiva 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.*/ - tiva_gpio_setup_t PAData; - /** @brief Port B setup data.*/ - tiva_gpio_setup_t PBData; - /** @brief Port C setup data.*/ - tiva_gpio_setup_t PCData; - /** @brief Port D setup data.*/ - tiva_gpio_setup_t PDData; - /** @brief Port E setup data.*/ - tiva_gpio_setup_t PEData; - /** @brief Port F setup data.*/ - tiva_gpio_setup_t PFData; - -#if TIVA_HAS_GPIOG || defined(__DOXYGEN__) - /** @brief Port G setup data.*/ - tiva_gpio_setup_t PGData; -#endif /* TIVA_HAS_GPIOG.*/ - -#if TIVA_HAS_GPIOH || defined(__DOXYGEN__) - /** @brief Port H setup data.*/ - tiva_gpio_setup_t PHData; -#endif /* TIVA_HAS_GPIOH.*/ - -#if TIVA_HAS_GPIOJ || defined(__DOXYGEN__) - /** @brief Port J setup data.*/ - tiva_gpio_setup_t PJData; -#endif /* TIVA_HAS_GPIOJ.*/ - -#if TIVA_HAS_GPIOK || defined(__DOXYGEN__) - /** @brief Port K setup data.*/ - tiva_gpio_setup_t PKData; -#endif /* TIVA_HAS_GPIOK.*/ - -#if TIVA_HAS_GPIOL || defined(__DOXYGEN__) - /** @brief Port L setup data.*/ - tiva_gpio_setup_t PLData; -#endif /* TIVA_HAS_GPIOL.*/ - -#if TIVA_HAS_GPIOM || defined(__DOXYGEN__) - /** @brief Port M setup data.*/ - tiva_gpio_setup_t PMData; -#endif /* TIVA_HAS_GPIOM.*/ - -#if TIVA_HAS_GPION || defined(__DOXYGEN__) - /** @brief Port N setup data.*/ - tiva_gpio_setup_t PNData; -#endif /* TIVA_HAS_GPION.*/ - -#if TIVA_HAS_GPIOP || defined(__DOXYGEN__) - /** @brief Port P setup data.*/ - tiva_gpio_setup_t PPData; -#endif /* TIVA_HAS_GPIOP.*/ - -#if TIVA_HAS_GPIOQ || defined(__DOXYGEN__) - /** @brief Port Q setup data.*/ - tiva_gpio_setup_t PQData; -#endif /* TIVA_HAS_GPIOQ.*/ - -#if TIVA_HAS_GPIOR || defined(__DOXYGEN__) - /** @brief Port R setup data.*/ - tiva_gpio_setup_t PRData; -#endif /* TIVA_HAS_GPIOR.*/ - -#if TIVA_HAS_GPIOS || defined(__DOXYGEN__) - /** @brief Port S setup data.*/ - tiva_gpio_setup_t PSData; -#endif /* TIVA_HAS_GPIOS.*/ - -#if TIVA_HAS_GPIOT || defined(__DOXYGEN__) - /** @brief Port T setup data.*/ - tiva_gpio_setup_t PTData; -#endif /* TIVA_HAS_GPIOT.*/ -} PALConfig; - -/** - * @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. - */ -typedef GPIO_TypeDef *ioportid_t; - -/*===========================================================================*/ -/* Driver macros. */ -/*===========================================================================*/ - -/** - * @brief Low level PAL subsystem initialization. - * - * @param[in] config architecture-dependent ports configuration - * - * @notapi - */ -#define pal_lld_init(config) _pal_lld_init(config) - -/** - * @brief Reads the physical I/O port states. - * - * @param[in] port port identifier - * @return The port bits. - * - * @notapi - */ -#define pal_lld_readport(port) ((port)->DATA) - -/** - * @brief Reads the output latch. - * @details The purpose of this function is to read back the latched output - * value. - * - * @param[in] port port identifier - * @return The latched logical states. - * - * @notapi - */ -#define pal_lld_readlatch(port) ((port)->DATA) - -/** - * @brief Writes a bits mask on a I/O port. - * - * @param[in] port port identifier - * @param[in] bits bits to be written on the specified port - * - * @notapi - */ -#define pal_lld_writeport(port, bits) ((port)->DATA = (bits)) - -/** - * @brief Sets a bits mask on a I/O port. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] bits bits to be ORed on the specified port - * - * @notapi - */ -#define pal_lld_setport(port, bits) ((port)->MASKED_ACCESS[bits] = 0xFF) - -/** - * @brief Clears a bits mask on a I/O port. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] bits bits to be cleared on the specified port - * - * @notapi - */ -#define pal_lld_clearport(port, bits) ((port)->MASKED_ACCESS[bits] = 0) - -/** - * @brief Reads a group of bits. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] mask group mask - * @param[in] offset group bit offset within the port - * @return The group logical states. - * - * @notapi - */ -#define pal_lld_readgroup(port, mask, offset) \ - ((port)->MASKED_ACCESS[(mask) << (offset)]) - -/** - * @brief Writes a group of bits. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] mask group mask - * @param[in] offset group bit offset within the port - * @param[in] bits bits to be written. Values exceeding the group width - * are masked. - * - * @notapi - */ -#define pal_lld_writegroup(port, mask, offset, bits) \ - ((port)->MASKED_ACCESS[(mask) << (offset)] = (bits)) - -/** - * @brief Pads group mode setup. - * @details This function programs a pads group belonging to the same port - * with the specified mode. - * @note Programming an unknown or unsupported mode is silently ignored. - * - * @param[in] port port identifier - * @param[in] mask group mask - * @param[in] offset group bit offset within the port - * @param[in] mode group mode - * - * @notapi - */ -#define pal_lld_setgroupmode(port, mask, offset, mode) \ - _pal_lld_setgroupmode(port, mask << offset, mode) - -/** - * @brief Reads a logical state from an I/O pad. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] pad pad number within the port - * @return The logical state. - * @retval PAL_LOW low logical state. - * @retval PAL_HIGH high logical state. - * - * @notapi - */ -#define pal_lld_readpad(port, pad) ((port)->MASKED_ACCESS[1 << (pad)]) - -/** - * @brief Writes a logical state on an output pad. - * @note This function is not meant to be invoked directly by the - * application code. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] pad 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) \ - ((port)->MASKED_ACCESS[1 << (pad)] = (bit)) - -/** - * @brief Sets a pad logical state to @p PAL_HIGH. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] pad pad number within the port - * - * @notapi - */ -#define pal_lld_setpad(port, pad) \ - ((port)->MASKED_ACCESS[1 << (pad)] = 1 << (pad)) - -/** - * @brief Clears a pad logical state to @p PAL_LOW. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] pad pad number within the port - * - * @notapi - */ -#define pal_lld_clearpad(port, pad) \ - ((port)->MASKED_ACCESS[1 << (pad)] = 0) - -/*===========================================================================*/ -/* External declarations. */ -/*===========================================================================*/ - -#if !defined(__DOXYGEN__) -extern const PALConfig pal_default_config; -#endif - -#ifdef __cplusplus -extern "C" { -#endif - void _pal_lld_init(const PALConfig *config); - void _pal_lld_setgroupmode(ioportid_t port, - ioportmask_t mask, - iomode_t mode); -#ifdef __cplusplus -} -#endif - -#endif /* HAL_USE_PAL */ - -#endif /* HAL_PAL_LLD_H */ - -/** - * @} - */ |