diff options
Diffstat (limited to 'os/hal/platforms/AT91SAM7/ext_lld.h')
| -rw-r--r-- | os/hal/platforms/AT91SAM7/ext_lld.h | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/os/hal/platforms/AT91SAM7/ext_lld.h b/os/hal/platforms/AT91SAM7/ext_lld.h deleted file mode 100644 index 3bc0baa99..000000000 --- a/os/hal/platforms/AT91SAM7/ext_lld.h +++ /dev/null @@ -1,239 +0,0 @@ -/*
- ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
-
- 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 AT91SAM7/ext_lld.h
- * @brief AT91SAM7 EXT subsystem low level driver header.
- *
- * @addtogroup EXT
- * @{
- */
-
-#ifndef _EXT_LLD_H_
-#define _EXT_LLD_H_
-
-#if HAL_USE_EXT || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Driver constants. */
-/*===========================================================================*/
-
-/**
- * @brief Pointer to the SAM7 AIC register block.
- */
-#define SAM7_EXT_AIC ((AT91PS_AIC *)AT91C_BASE_AIC)
-
-/**
- * @brief Number of channels within one ext driver.
- */
-#define EXT_MAX_CHANNELS 32
-
-/**
- * @brief Mask of priority bits in interrupt mode register.
- */
-#define SAM7_EXT_PRIORITY_MASK 0x00000007
-
-/**
- * @brief Shifter for priority bits in interrupt mode register.
- */
-#define SAM7_EXT_PRIORITY_SHIFTER 0
-
-/**
- * @brief Shifter for mode bits in interrupt mode register.
- */
-#define SAM7_EXT_MODE_SHIFTER 5
-
-/*
- * On the SAM7 architecture, a single channel can only be enables or disabled
- * Hence, undefine the other channel mode constants
- */
-#ifdef EXT_CH_MODE_RISING_EDGE
-#undef EXT_CH_MODE_RISING_EDGE
-#endif
-
-#ifdef EXT_CH_MODE_FALLING_EDGE
-#undef EXT_CH_MODE_FALLING_EDGE
-#endif
-
-#ifdef EXT_CH_MODE_BOTH_EDGES
-#undef EXT_CH_MODE_BOTH_EDGES
-#endif
-
-/**
- * @name EXT channels mode
- * @{
- */
-#define EXT_CH_MODE_ENABLED 1 /**< @brief Channel is enabled. */
-/** @} */
-
-/**
- * @name EXT drivers mode
- * @{
- */
-/**
- * @brief Mask for modes.
- */
-#define SAM7_EXT_MODE_MASK AT91C_AIC_SRCTYPE
-/**
- * @brief Falling edge callback.
- */
-#define SAM7_EXT_MODE_FALLING_EDGE AT91C_AIC_SRCTYPE_EXT_NEGATIVE_EDGE
-/**
- * @brief Rising edge callback.
- */
-#define SAM7_EXT_MODE_RISING_EDGE AT91C_AIC_SRCTYPE_POSITIVE_EDGE
-/**
- * @brief High-level callback.
- */
-#define SAM7_EXT_MODE_HIGH_LEVEL AT91C_AIC_SRCTYPE_HIGH_LEVEL
-/**
- * @brief Low-level callback.
- */
-#define SAM7_EXT_MODE_LOW_LEVEL AT91C_AIC_SRCTYPE_EXT_LOW_LEVEL
-/** @} */
-
-/**
- * @name EXT drivers priorities
- * @{
- */
-#define SAM7_EXT_PRIOR_HIGHEST AT91C_AIC_PRIOR_HIGHEST
-#define SAM7_EXT_PRIOR_LOWEST AT91C_AIC_PRIOR_LOWEST
-/** @} */
-
-/*===========================================================================*/
-/* Driver pre-compile time settings. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Derived constants and error checks. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver data structures and types. */
-/*===========================================================================*/
-
-/**
- * @brief EXT channel identifier.
- */
-typedef uint32_t expchannel_t;
-
-/**
- * @brief Type of an EXT generic notification callback.
- *
- * @param[in] extp pointer to the @p EXPDriver object triggering the
- * callback
- */
-typedef void (*extcallback_t)(EXTDriver *extp, expchannel_t channel);
-
-/**
- * @brief Channel configuration structure.
- */
-typedef struct {
- /**
- * @brief Channel mode.
- */
- uint32_t mode;
- /**
- * @brief Channel callback.
- */
- extcallback_t cb;
-} EXTChannelConfig;
-
-/**
- * @brief Driver configuration structure.
- * @note It could be empty on some architectures.
- */
-typedef struct {
- /**
- * @brief Channel configurations.
- */
- EXTChannelConfig channels[EXT_MAX_CHANNELS];
- /* End of the mandatory fields.*/
- /**
- * @brief interrupt mode.
- */
- uint32_t mode;
- /**
- * @brief interrupt priority.
- */
- uint32_t priority;
-} EXTConfig;
-
-/**
- * @brief Structure representing an EXT driver.
- */
-struct EXTDriver {
- /**
- * @brief Driver state.
- */
- extstate_t state;
- /**
- * @brief Current configuration data.
- */
- const EXTConfig *config;
- /* End of the mandatory fields.*/
-
- /**
- * @brief Pointer to the corresponding PIO registers block.
- */
- AT91PS_PIO pio;
- /**
- * @brief peripheral ID of the corresponding PIO block.
- */
- uint32_t pid;
-};
-
-/*===========================================================================*/
-/* Driver macros. */
-/*===========================================================================*/
-
-/**
- * @brief Computes the content for the interrupt source mode register.
- */
-#define SAM7_computeSMR(mode, prio) ( \
- ((mode & SAM7_EXT_MODE_MASK) << SAM7_EXT_MODE_SHIFTER) | \
- ((prio & SAM7_EXT_PRIORITY_MASK) << SAM7_EXT_PRIORITY_SHIFTER) \
-)
-
-/*===========================================================================*/
-/* External declarations. */
-/*===========================================================================*/
-
-#if !defined(__DOXYGEN__)
-extern EXTDriver EXTDA;
-#if (SAM7_PLATFORM == SAM7X128) || (SAM7_PLATFORM == SAM7X256) || \
- (SAM7_PLATFORM == SAM7X512) || (SAM7_PLATFORM == SAM7A3)
-extern EXTDriver EXTDB;
-#endif
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void ext_lld_init(void);
- void ext_lld_start(EXTDriver *extp);
- void ext_lld_stop(EXTDriver *extp);
- void ext_lld_channel_enable(EXTDriver *extp, expchannel_t channel);
- void ext_lld_channel_disable(EXTDriver *extp, expchannel_t channel);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* HAL_USE_EXT */
-
-#endif /* _EXT_LLD_H_ */
-
-/** @} */
|