diff options
Diffstat (limited to 'os/hal/platforms/AT91SAM7/pal_lld.h')
-rw-r--r-- | os/hal/platforms/AT91SAM7/pal_lld.h | 251 |
1 files changed, 0 insertions, 251 deletions
diff --git a/os/hal/platforms/AT91SAM7/pal_lld.h b/os/hal/platforms/AT91SAM7/pal_lld.h deleted file mode 100644 index 950f3a52f..000000000 --- a/os/hal/platforms/AT91SAM7/pal_lld.h +++ /dev/null @@ -1,251 +0,0 @@ -/*
- 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 AT91SAM7/pal_lld.h
- * @brief AT91SAM7 PIO low level driver header
- * @addtogroup AT91SAM7_PAL
- * @{
- */
-
-#ifndef _PAL_LLD_H_
-#define _PAL_LLD_H_
-
-#include "board.h"
-
-/*===========================================================================*/
-/* Unsupported modes and specific modes */
-/*===========================================================================*/
-
-#undef PAL_MODE_INPUT_PULLDOWN
-
-/*===========================================================================*/
-/* I/O Ports Types and constants. */
-/*===========================================================================*/
-
-/**
- * @brief PIO port setup info.
- */
-typedef struct {
- /** Initial value for ODSR register (data).*/
- uint32_t odsr;
- /** Initial value for OSR register (direction).*/
- uint32_t osr;
- /** Initial value for PUSR register (Pull-ups).*/
- uint32_t pusr;
-} at91sam7_pio_setup_t;
-
-/**
- * @brief AT91SAM7 PIO 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 0 setup data.*/
- at91sam7_pio_setup_t P0Data;
-#if defined(SAM7X128) || defined(SAM7X256) || defined(SAM7X512) || \
- defined(__DOXYGEN__)
- /** @brief Port 1 setup data.*/
- at91sam7_pio_setup_t P1Data;
-#endif
-} AT91SAM7PIOConfig;
-
-/**
- * @brief Width, in bits, of an I/O port. - */
-#define PAL_IOPORTS_WIDTH 32
-
-/**
- * @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 AT91PS_PIO ioportid_t;
-
-/*===========================================================================*/
-/* I/O Ports Identifiers. */
-/*===========================================================================*/
-
-/**
- * @brief PIO port A identifier.
- */
-#define IOPORT1 AT91C_BASE_PIOA
-
-/**
- * @brief PIO port B identifier.
- */
-#if defined(SAM7X128) || defined(SAM7X256) || defined(SAM7X512) || \
- defined(__DOXYGEN__)
-#define IOPORT2 AT91C_BASE_PIOB
-#endif
-
-/*===========================================================================*/
-/* Implementation, some of the following macros could be implemented as */
-/* functions, if so please put them in a file named pal_lld.c. */
-/*===========================================================================*/
-
-/**
- * @brief Low level PAL subsystem initialization.
- */
-#define pal_lld_init(config) _pal_lld_init(config)
-
-/**
- * @brief Reads the physical I/O port states.
- * @details This function is implemented by reading the PIO_PDSR 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)->PIO_PDSR)
-
-/**
- * @brief Reads the output latch.
- * @details This function is implemented by reading the PIO_ODSR 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)->PIO_ODSR)
-
-/**
- * @brief Writes a bits mask on a I/O port.
- * @details This function is implemented by writing the PIO_ODSR 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.
- */
-#define pal_lld_writeport(port, bits) { \
- (port)->PIO_ODSR = (bits); \
-}
-
-/**
- * @brief Sets a bits mask on a I/O port.
- * @details This function is implemented by writing the PIO_SODR 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.
- */
-#define pal_lld_setport(port, bits) { \
- (port)->PIO_SODR = (bits); \
-}
-
-
-/**
- * @brief Clears a bits mask on a I/O port.
- * @details This function is implemented by writing the PIO_CODR 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.
- */
-#define pal_lld_clearport(port, bits) { \
- (port)->PIO_CODR = (bits); \
-}
-
-/**
- * @brief Writes a group of bits.
- * @details This function is implemented by writing the PIO_OWER, PIO_ODSR and
- * PIO_OWDR registers, the implementation is not atomic because the
- * multiple accesses.
- *
- * @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.
- */
-#define pal_lld_writegroup(port, mask, offset, bits) { \
- (port)->PIO_OWER = (mask) << (offset); \
- (port)->PIO_ODSR = (bits) << (offset); \
- (port)->PIO_OWDR = (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 @p PAL_MODE_UNCONNECTED is implemented as push pull output with high
- * state.
- */
-#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.
- */
-#define pal_lld_writepad(port, pad, bit) pal_lld_writegroup(port, 1, pad, bit)
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void _pal_lld_init(const AT91SAM7PIOConfig *config);
- void _pal_lld_setgroupmode(ioportid_t port,
- ioportmask_t mask,
- uint_fast8_t mode);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _PAL_LLD_H_ */
-
-/** @} */
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