diff options
Diffstat (limited to 'tinyusb/hw/mcu/nordic/nrfx_glue.h')
| -rwxr-xr-x | tinyusb/hw/mcu/nordic/nrfx_glue.h | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/tinyusb/hw/mcu/nordic/nrfx_glue.h b/tinyusb/hw/mcu/nordic/nrfx_glue.h new file mode 100755 index 00000000..cdf49b4a --- /dev/null +++ b/tinyusb/hw/mcu/nordic/nrfx_glue.h @@ -0,0 +1,227 @@ +/* + * Copyright (c) 2017 - 2018, Nordic Semiconductor ASA + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the copyright holder nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef NRFX_GLUE_H__ +#define NRFX_GLUE_H__ + +// THIS IS A TEMPLATE FILE. +// It should be copied to a suitable location within the host environment into +// which nrfx is integrated, and the following macros should be provided with +// appropriate implementations. +// And this comment should be removed from the customized file. + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * @defgroup nrfx_glue nrfx_glue.h + * @{ + * @ingroup nrfx + * + * @brief This file contains macros that should be implemented according to + * the needs of the host environment into which @em nrfx is integrated. + */ + +// Uncomment this line to use the standard MDK way of binding IRQ handlers +// at linking time. +#include <soc/nrfx_irqs.h> + +//------------------------------------------------------------------------------ + +/** + * @brief Macro for placing a runtime assertion. + * + * @param expression Expression to evaluate. + */ +#define NRFX_ASSERT(expression) + +/** + * @brief Macro for placing a compile time assertion. + * + * @param expression Expression to evaluate. + */ +#define NRFX_STATIC_ASSERT(expression) + +//------------------------------------------------------------------------------ + +/** + * @brief Macro for setting the priority of a specific IRQ. + * + * @param irq_number IRQ number. + * @param priority Priority to set. + */ +#define NRFX_IRQ_PRIORITY_SET(irq_number, priority) _NRFX_IRQ_PRIORITY_SET(irq_number, priority) +static inline void _NRFX_IRQ_PRIORITY_SET(IRQn_Type irq_number, + uint8_t priority) +{ + NRFX_ASSERT(INTERRUPT_PRIORITY_IS_VALID(priority)); + NVIC_SetPriority(irq_number, priority); +} + +/** + * @brief Macro for enabling a specific IRQ. + * + * @param irq_number IRQ number. + */ +#define NRFX_IRQ_ENABLE(irq_number) _NRFX_IRQ_ENABLE(irq_number) +static inline void _NRFX_IRQ_ENABLE(IRQn_Type irq_number) +{ + NVIC_ClearPendingIRQ(irq_number); + NVIC_EnableIRQ(irq_number); +} + +/** + * @brief Macro for checking if a specific IRQ is enabled. + * + * @param irq_number IRQ number. + * + * @retval true If the IRQ is enabled. + * @retval false Otherwise. + */ +#define NRFX_IRQ_IS_ENABLED(irq_number) _NRFX_IRQ_IS_ENABLED(irq_number) +static inline bool _NRFX_IRQ_IS_ENABLED(IRQn_Type irq_number) +{ + return 0 != (NVIC->ISER[irq_number / 32] & (1UL << (irq_number % 32))); +} + +/** + * @brief Macro for disabling a specific IRQ. + * + * @param irq_number IRQ number. + */ +#define NRFX_IRQ_DISABLE(irq_number) _NRFX_IRQ_DISABLE(irq_number) +static inline void _NRFX_IRQ_DISABLE(IRQn_Type irq_number) +{ + NVIC_DisableIRQ(irq_number); +} + +/** + * @brief Macro for setting a specific IRQ as pending. + * + * @param irq_number IRQ number. + */ +#define NRFX_IRQ_PENDING_SET(irq_number) _NRFX_IRQ_PENDING_SET(irq_number) +static inline void _NRFX_IRQ_PENDING_SET(IRQn_Type irq_number) +{ + NVIC_SetPendingIRQ(irq_number); +} + +/** + * @brief Macro for clearing the pending status of a specific IRQ. + * + * @param irq_number IRQ number. + */ +#define NRFX_IRQ_PENDING_CLEAR(irq_number) _NRFX_IRQ_PENDING_CLEAR(irq_number) +static inline void _NRFX_IRQ_PENDING_CLEAR(IRQn_Type irq_number) +{ + NVIC_ClearPendingIRQ(irq_number); +} + +/** + * @brief Macro for checking the pending status of a specific IRQ. + * + * @retval true If the IRQ is pending. + * @retval false Otherwise. + */ +#define NRFX_IRQ_IS_PENDING(irq_number) _NRFX_IRQ_IS_PENDING(irq_number) +static inline bool _NRFX_IRQ_IS_PENDING(IRQn_Type irq_number) +{ + return (NVIC_GetPendingIRQ(irq_number) == 1); +} + +/** + * @brief Macro for entering into a critical section. + */ +#define NRFX_CRITICAL_SECTION_ENTER() + +/** + * @brief Macro for exiting from a critical section. + */ +#define NRFX_CRITICAL_SECTION_EXIT() + +//------------------------------------------------------------------------------ + +/** + * @brief When set to a non-zero value, this macro specifies that + * @ref nrfx_coredep_delay_us uses a precise DWT-based solution. + * A compilation error is generated if the DWT unit is not present + * in the SoC used. + */ +#define NRFX_DELAY_DWT_BASED 0 + +/** + * @brief Macro for delaying the code execution for at least the specified time. + * + * @param us_time Number of microseconds to wait. + */ +#include <soc/nrfx_coredep.h> +#define NRFX_DELAY_US(us_time) nrfx_coredep_delay_us(us_time) + +//------------------------------------------------------------------------------ + +/** + * @brief When set to a non-zero value, this macro specifies that the + * @ref nrfx_error_codes and the @ref nrfx_err_t type itself are defined + * in a customized way and the default definitions from @c <nrfx_error.h> + * should not be used. + */ +#define NRFX_CUSTOM_ERROR_CODES 0 + +//------------------------------------------------------------------------------ + +/** + * @brief Bitmask defining PPI channels reserved to be used outside of nrfx. + */ +#define NRFX_PPI_CHANNELS_USED 0 + +/** + * @brief Bitmask defining PPI groups reserved to be used outside of nrfx. + */ +#define NRFX_PPI_GROUPS_USED 0 + +/** + * @brief Bitmask defining SWI instances reserved to be used outside of nrfx. + */ +#define NRFX_SWI_USED 0 + +/** + * @brief Bitmask defining TIMER instances reserved to be used outside of nrfx. + */ +#define NRFX_TIMERS_USED 0 + +/** @} */ + +#ifdef __cplusplus +} +#endif + +#endif // NRFX_GLUE_H__ |