111 lines
3.0 KiB
C
111 lines
3.0 KiB
C
/*
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* hal.h
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*
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* Created on: Dec 2, 2012
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* Author: hathach
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*/
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/*
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* Software License Agreement (BSD License)
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* Copyright (c) 2013, hathach (tinyusb.net)
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the tiny usb stack.
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*/
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/** \file
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* \brief TBD
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*
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* \note TBD
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*/
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/**
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* \defgroup Group_HAL Hardware Abtract Layer
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* \brief Hardware dependent layer
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*
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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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#include "tusb_option.h"
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#include "common/errors.h"
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#include "common/compiler/compiler.h"
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#if MCU == 0
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#error MCU is not defined or supported
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#elif MCU == MCU_LPC11UXX
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#include "hal_lpc11uxx.h"
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#elif MCU == MCU_LPC13UXX
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#include "hal_lpc13uxx.h"
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#elif MCU == MCU_LPC43XX
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#include "hal_lpc43xx.h"
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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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// callback from tusb.h
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extern void tusb_isr(uint8_t controller_id);
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/// USB hardware init
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tusb_error_t hal_init(void);
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/// Enable USB Interrupt
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static inline void hal_interrupt_enable(uint8_t controller_id) ATTR_ALWAYS_INLINE;
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/// Disable USB Interrupt
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static inline void hal_interrupt_disable(uint8_t controller_id) ATTR_ALWAYS_INLINE;
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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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#ifndef _TEST_
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return (CoreDebug->DHCSR & CoreDebug_DHCSR_C_DEBUGEN_Msk) == CoreDebug_DHCSR_C_DEBUGEN_Msk;
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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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