src/target/armv7m_trace.h (OpenOCD)

/* SPDX-License-Identifier: GPL-2.0-or-later */ /*************************************************************************** * Copyright (C) 2015 Paul Fertser <fercerpav@gmail.com> * ***************************************************************************/ #ifndef OPENOCD_TARGET_ARMV7M_TRACE_H #define OPENOCD_TARGET_ARMV7M_TRACE_H #include <helper/command.h> #include <target/target.h> /** * @file * Holds the interface to ITM and DWT configuration functions. */ enum itm_ts_prescaler { ITM_TS_PRESCALE1, /**< no prescaling for the timestamp counter */ ITM_TS_PRESCALE4, /**< refclock divided by 4 for the timestamp counter */ ITM_TS_PRESCALE16, /**< refclock divided by 16 for the timestamp counter */ ITM_TS_PRESCALE64, /**< refclock divided by 64 for the timestamp counter */ }; struct armv7m_trace_config { /** Bitmask of currently enabled ITM stimuli */ uint32_t itm_ter[8]; /** Identifier for multi-source trace stream formatting */ unsigned int trace_bus_id; /** Prescaler for the timestamp counter */ enum itm_ts_prescaler itm_ts_prescale; /** Enable differential timestamps */ bool itm_diff_timestamps; /** Enable async timestamps model */ bool itm_async_timestamps; /** Enable synchronisation packet transmission (for sync port only) */ bool itm_synchro_packets; }; extern const struct command_registration armv7m_trace_command_handlers[]; /** * Configure hardware accordingly to the current ITM target settings */ int armv7m_trace_itm_config(struct target *target); #endif /* OPENOCD_TARGET_ARMV7M_TRACE_H */