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authorFabio Utzig <utzig@utzig.org>2016-04-04 19:22:07 -0300
committerFabio Utzig <utzig@utzig.org>2016-04-04 19:22:07 -0300
commitdd9ca763bd552a76851c614a1b2dc2c6f3f516ea (patch)
treecab19155eb09ee42e511c4705e217646623c5d22 /os/hal/ports/NRF51/NRF51822/pal_lld.h
parent0bafaa0473267aea00bdc8a005be69d80b96431c (diff)
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Move files to new naming std
Diffstat (limited to 'os/hal/ports/NRF51/NRF51822/pal_lld.h')
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diff --git a/os/hal/ports/NRF51/NRF51822/pal_lld.h b/os/hal/ports/NRF51/NRF51822/pal_lld.h
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@@ -1,308 +0,0 @@
-/*
- Copyright (C) 2015 Fabio Utzig
-
- 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 pal_lld.h
- * @brief NRF51822 PAL subsystem low level driver header.
- *
- * @addtogroup PAL
- * @{
- */
-
-#ifndef _PAL_LLD_H_
-#define _PAL_LLD_H_
-
-#if (HAL_USE_PAL == TRUE) || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Unsupported modes and specific modes */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* I/O Ports Types and constants. */
-/*===========================================================================*/
-
-#define TOTAL_GPIO_PADS 32
-
-/**
- * @brief Generic I/O ports 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.
- * @note Implementations may extend this structure to contain more,
- * architecture dependent, fields.
- */
-typedef struct {
- uint32_t pads[TOTAL_GPIO_PADS];
-} PALConfig;
-
-/**
- * @brief Width, in bits, of an I/O port.
- */
-#define PAL_IOPORTS_WIDTH 32U
-
-/**
- * @brief Whole port mask.
- * @brief This macro specifies all the valid bits into a port.
- */
-#define PAL_WHOLE_PORT ((ioportmask_t)0xFFFFFFFFU)
-
-/**
- * @brief Digital I/O port sized unsigned type.
- */
-typedef uint32_t ioportmask_t;
-
-/**
- * @brief Digital I/O modes.
- */
-typedef uint8_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 NRF_GPIO_Type *ioportid_t;
-
-/*===========================================================================*/
-/* I/O Ports Identifiers. */
-/*===========================================================================*/
-
-/**
- * @brief First I/O port identifier.
- * @details Low level drivers can define multiple ports, it is suggested to
- * use this naming convention.
- */
-#define IOPORT1 NRF_GPIO
-
-/*===========================================================================*/
-/* Implementation, some of the following macros could be implemented as */
-/* functions, if so please put them in pal_lld.c. */
-/*===========================================================================*/
-
-/**
- * @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) (NRF_GPIO->IN)
-
-/**
- * @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) (NRF_GPIO->OUT)
-
-/**
- * @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) (NRF_GPIO->OUT = (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) (NRF_GPIO->OUTSET = (bits))
-
-
-/**
- * @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) (NRF_GPIO->OUTCLR = (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) \
- ((NRF_GPIO->IN & ((uint32_t) 1 << pad)) ? PAL_HIGH : PAL_LOW)
-
-/**
- * @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) \
- do { \
- (void)port; \
- if (bit == PAL_HIGH) \
- NRF_GPIO->OUTSET = ((uint32_t) 1 << pad); \
- else \
- NRF_GPIO->OUTCLR = ((uint32_t) 1 << pad); \
- } while (false)
-
-/**
- * @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) (NRF_GPIO->OUTSET = (uint32_t) 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) (NRF_GPIO->OUTCLR = (uint32_t) 1 << (pad))
-
-/**
- * @brief Toggles a pad logical state.
- * @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_togglepad(port, pad) \
- do { \
- uint8_t bit = (NRF_GPIO->IN >> (pad)) & 1; \
- if (bit) \
- NRF_GPIO->OUTCLR = 1 << (pad); \
- else \
- NRF_GPIO->OUTSET = 1 << (pad); \
- } while (0)
-
-
-/**
- * @brief Pad mode setup.
- * @details This function programs a pad with the specified mode.
- * @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.
- * @note Programming an unknown or unsupported mode is silently ignored.
- *
- * @param[in] port port identifier
- * @param[in] pad pad number within the port
- * @param[in] mode pad mode
- *
- * @notapi
- */
-#define pal_lld_setpadmode(port, pad, mode) _pal_lld_setpadmode(port, pad, mode)
-
-#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);
- void _pal_lld_setpadmode(ioportid_t port,
- uint8_t pad,
- iomode_t mode);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* HAL_USE_PAL == TRUE */
-
-#endif /* _PAL_LLD_H_ */
-
-/** @} */