108 lines
4.1 KiB
C
108 lines
4.1 KiB
C
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//*****************************************************************************
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//
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// am_hal_itm.h
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//! @file
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//!
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//! @brief Functions for accessing and configuring the ARM ITM.
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//!
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//! @addtogroup itm2 Instrumentation Trace Macrocell (ITM)
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//! @ingroup apollo2hal
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//! @{
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//
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//*****************************************************************************
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//*****************************************************************************
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//
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// Copyright (c) 2017, Ambiq Micro
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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
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// modification, 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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//
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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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//
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// 3. Neither the name of the copyright holder nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// 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)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
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//
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//*****************************************************************************
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#ifndef AM_HAL_ITM_H
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#define AM_HAL_ITM_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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//*****************************************************************************
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//
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// Sync Packet Defines
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//
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//*****************************************************************************
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#define AM_HAL_ITM_SYNC_REG 23
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#define AM_HAL_ITM_SYNC_VAL 0xF8F8F8F8
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//*****************************************************************************
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//
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// PrintF Setup
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//
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//*****************************************************************************
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#define AM_HAL_ITM_PRINT_NUM_BYTES 1
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#define AM_HAL_ITM_PRINT_NUM_REGS 1
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extern uint32_t am_hal_itm_print_registers[AM_HAL_ITM_PRINT_NUM_REGS];
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//*****************************************************************************
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//
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// External function definitions
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//
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//*****************************************************************************
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extern void am_hal_itm_delay_us(uint32_t ui32MicroSeconds);
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extern void am_hal_itm_enable(void);
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extern void am_hal_itm_disable(void);
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extern void am_hal_itm_not_busy(void);
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extern void am_hal_itm_sync_send(void);
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extern void am_hal_itm_trace_port_enable(uint8_t ui8portNum);
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extern void am_hal_itm_trace_port_disable(uint8_t ui8portNum);
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extern bool am_hal_itm_stimulus_not_busy(uint32_t ui32StimReg);
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extern void am_hal_itm_stimulus_reg_word_write(uint32_t ui32StimReg,
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uint32_t ui32Value);
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extern void am_hal_itm_stimulus_reg_short_write(uint32_t ui32StimReg,
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uint16_t ui16Value);
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extern void am_hal_itm_stimulus_reg_byte_write(uint32_t ui32StimReg,
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uint8_t ui8Value);
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extern bool am_hal_itm_print_not_busy(void);
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extern void am_hal_itm_print(char *pcString);
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#ifdef __cplusplus
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}
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#endif
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#endif // AM_HAL_ITM_H
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//*****************************************************************************
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//
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// End Doxygen group.
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//! @}
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//
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//*****************************************************************************
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