fix iar warning
This commit is contained in:
hathach
@@ -1,137 +1,137 @@
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/**************************************************************************/
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/*!
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@file hal.h
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@author hathach (tinyusb.org)
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@section LICENSE
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Software License Agreement (BSD License)
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Copyright (c) 2013, hathach (tinyusb.org)
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the copyright holders nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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This file is part of the tinyusb stack.
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*/
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/**************************************************************************/
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#ifndef _TUSB_HAL_H_
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#define _TUSB_HAL_H_
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/** \addtogroup Port Port
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* @{
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* \defgroup Port_Hal Hardware Abtract Layer (HAL)
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* Hardware Abstraction Layer (HAL) is an abstraction layer, between the physical hardware and the tinyusb stack.
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* Its function is to hide differences in hardware from most of MCUs, so that most of the stack code does not need to be changed to
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* run on systems with a different MCU.
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* HAL are sets of routines that emulate some platform-specific details, giving programs direct access to the hardware resources.
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* @{
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*/
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//--------------------------------------------------------------------+
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// INCLUDES
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//--------------------------------------------------------------------+
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#include "tusb_option.h"
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#include "common/primitive_types.h"
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#include "common/errors.h"
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#include "common/compiler/compiler.h"
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//--------------------------------------------------------------------+
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// HAL API
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//--------------------------------------------------------------------+
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// callback from tusb.h
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extern void tusb_isr(uint8_t coreid);
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/** \brief Initialize USB controller hardware
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* \returns \ref tusb_error_t type to indicate success or error condition.
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* \note This function is invoked by \ref tusb_init as part of the initialization.
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*/
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tusb_error_t hal_init(void);
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/** \brief Enable USB Interrupt on a specific USB Controller
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* \param[in] coreid is a zero-based index to identify USB controller's ID
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* \note Some MCUs such as NXP LPC43xx has multiple USB controllers. It is necessary to know which USB controller for
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* those MCUs.
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*/
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static inline void hal_interrupt_enable(uint8_t coreid) ATTR_ALWAYS_INLINE;
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/** \brief Disable USB Interrupt on a specific USB Controller
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* \param[in] coreid is a zero-based index to identify USB controller's ID
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* \note Some MCUs such as NXP LPC43xx has multiple USB controllers. It is necessary to know which USB controller for
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* those MCUs.
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*/
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static inline void hal_interrupt_disable(uint8_t coreid) ATTR_ALWAYS_INLINE;
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//--------------------------------------------------------------------+
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// INCLUDE DRIVEN
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//--------------------------------------------------------------------+
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#if TUSB_CFG_MCU == MCU_LPC11UXX
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#include "hal_lpc11uxx.h"
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#elif TUSB_CFG_MCU == MCU_LPC13UXX
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#include "hal_lpc13uxx.h"
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#elif TUSB_CFG_MCU == MCU_LPC43XX
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#include "hal_lpc43xx.h"
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#elif TUSB_CFG_MCU == MCU_LPC175X_6X
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#include "hal_lpc175x_6x.h"
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#else
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#error MCU is not defined or supported yet
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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static inline bool hal_debugger_is_attached(void) ATTR_PURE ATTR_ALWAYS_INLINE;
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static inline bool hal_debugger_is_attached(void)
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{
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// TODO check core M3/M4 defined instead
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#if !defined(_TEST_) && !(TUSB_CFG_MCU==MCU_LPC11UXX)
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return ( (CoreDebug->DHCSR & CoreDebug_DHCSR_C_DEBUGEN_Msk) == CoreDebug_DHCSR_C_DEBUGEN_Msk );
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#elif TUSB_CFG_DEBUG == 3
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return true; // force to break into breakpoint with debug = 3
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#else
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return false
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#endif
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}
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static inline void hal_debugger_breakpoint(void) ATTR_ALWAYS_INLINE;
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static inline void hal_debugger_breakpoint(void)
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{
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#ifndef _TEST_
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if (hal_debugger_is_attached()) /* if there is debugger connected */
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{
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__asm("BKPT #0\n");
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}
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#endif
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* _TUSB_HAL_H_ */
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/** @} */
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/** @} */
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/**************************************************************************/
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/*!
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@file hal.h
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@author hathach (tinyusb.org)
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@section LICENSE
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Software License Agreement (BSD License)
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Copyright (c) 2013, hathach (tinyusb.org)
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the copyright holders nor the
|
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names of its contributors may be used to endorse or promote products
|
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derived from this software without specific prior written permission.
|
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
|
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
|
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
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INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
|
||||
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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This file is part of the tinyusb stack.
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*/
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/**************************************************************************/
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#ifndef _TUSB_HAL_H_
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#define _TUSB_HAL_H_
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/** \addtogroup Port Port
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* @{
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* \defgroup Port_Hal Hardware Abtract Layer (HAL)
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* Hardware Abstraction Layer (HAL) is an abstraction layer, between the physical hardware and the tinyusb stack.
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* Its function is to hide differences in hardware from most of MCUs, so that most of the stack code does not need to be changed to
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* run on systems with a different MCU.
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* HAL are sets of routines that emulate some platform-specific details, giving programs direct access to the hardware resources.
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* @{
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*/
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//--------------------------------------------------------------------+
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// INCLUDES
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//--------------------------------------------------------------------+
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#include "tusb_option.h"
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#include "common/primitive_types.h"
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#include "common/errors.h"
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#include "common/compiler/compiler.h"
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//--------------------------------------------------------------------+
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// HAL API
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//--------------------------------------------------------------------+
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// callback from tusb.h
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extern void tusb_isr(uint8_t coreid);
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/** \brief Initialize USB controller hardware
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* \returns \ref tusb_error_t type to indicate success or error condition.
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* \note This function is invoked by \ref tusb_init as part of the initialization.
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*/
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tusb_error_t hal_init(void);
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/** \brief Enable USB Interrupt on a specific USB Controller
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* \param[in] coreid is a zero-based index to identify USB controller's ID
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* \note Some MCUs such as NXP LPC43xx has multiple USB controllers. It is necessary to know which USB controller for
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* those MCUs.
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*/
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static inline void hal_interrupt_enable(uint8_t coreid) ATTR_ALWAYS_INLINE;
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/** \brief Disable USB Interrupt on a specific USB Controller
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* \param[in] coreid is a zero-based index to identify USB controller's ID
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* \note Some MCUs such as NXP LPC43xx has multiple USB controllers. It is necessary to know which USB controller for
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* those MCUs.
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*/
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static inline void hal_interrupt_disable(uint8_t coreid) ATTR_ALWAYS_INLINE;
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//--------------------------------------------------------------------+
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// INCLUDE DRIVEN
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//--------------------------------------------------------------------+
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#if TUSB_CFG_MCU == MCU_LPC11UXX
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#include "hal_lpc11uxx.h"
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#elif TUSB_CFG_MCU == MCU_LPC13UXX
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#include "hal_lpc13uxx.h"
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#elif TUSB_CFG_MCU == MCU_LPC43XX
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#include "hal_lpc43xx.h"
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#elif TUSB_CFG_MCU == MCU_LPC175X_6X
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#include "hal_lpc175x_6x.h"
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#else
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#error MCU is not defined or supported yet
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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static inline bool hal_debugger_is_attached(void) ATTR_PURE ATTR_ALWAYS_INLINE;
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static inline bool hal_debugger_is_attached(void)
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{
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// TODO check core M3/M4 defined instead
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#if !defined(_TEST_) && !(TUSB_CFG_MCU==MCU_LPC11UXX)
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return ( (CoreDebug->DHCSR & CoreDebug_DHCSR_C_DEBUGEN_Msk) == CoreDebug_DHCSR_C_DEBUGEN_Msk );
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#elif TUSB_CFG_DEBUG == 3
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return true; // force to break into breakpoint with debug = 3
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#else
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return false
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#endif
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}
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static inline void hal_debugger_breakpoint(void) ATTR_ALWAYS_INLINE;
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static inline void hal_debugger_breakpoint(void)
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{
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#ifndef _TEST_
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if (hal_debugger_is_attached()) /* if there is debugger connected */
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{
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__asm("BKPT #0\n");
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}
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#endif
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* _TUSB_HAL_H_ */
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/** @} */
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/** @} */
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