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Diffstat (limited to 'src/target/esirisc_trace.h')
| -rw-r--r-- | src/target/esirisc_trace.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/src/target/esirisc_trace.h b/src/target/esirisc_trace.h new file mode 100644 index 00000000..c3cc6e99 --- /dev/null +++ b/src/target/esirisc_trace.h @@ -0,0 +1,105 @@ +/*************************************************************************** + * Copyright (C) 2018 by Square, Inc. * + * Steven Stallion <stallion@squareup.com> * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program. If not, see <http://www.gnu.org/licenses/>. * + ***************************************************************************/ + +#ifndef OPENOCD_TARGET_ESIRISC_TRACE_H +#define OPENOCD_TARGET_ESIRISC_TRACE_H + +#include <helper/command.h> +#include <helper/types.h> +#include <target/target.h> + +enum esirisc_trace_delay { + ESIRISC_TRACE_DELAY_NONE, + ESIRISC_TRACE_DELAY_START, + ESIRISC_TRACE_DELAY_STOP, + ESIRISC_TRACE_DELAY_BOTH, +}; + +enum esirisc_trace_format { + ESIRISC_TRACE_FORMAT_FULL, + ESIRISC_TRACE_FORMAT_BRANCH, + ESIRISC_TRACE_FORMAT_ICACHE, +}; + +enum esirisc_trace_id { + ESIRISC_TRACE_ID_EXECUTE, + ESIRISC_TRACE_ID_STALL, + ESIRISC_TRACE_ID_BRANCH, + ESIRISC_TRACE_ID_EXTENDED, +}; + +enum esirisc_trace_ext_id { + ESIRISC_TRACE_EXT_ID_EXCEPTION = 1, + ESIRISC_TRACE_EXT_ID_ERET, + ESIRISC_TRACE_EXT_ID_STOP, + ESIRISC_TRACE_EXT_ID_WAIT, + ESIRISC_TRACE_EXT_ID_MULTICYCLE, + ESIRISC_TRACE_EXT_ID_COUNT, + ESIRISC_TRACE_EXT_ID_PC, + ESIRISC_TRACE_EXT_ID_INDIRECT, + ESIRISC_TRACE_EXT_ID_END, + ESIRISC_TRACE_EXT_ID_END_PC, +}; + +enum esirisc_trace_trigger { + ESIRISC_TRACE_TRIGGER_NONE, + ESIRISC_TRACE_TRIGGER_PC, + ESIRISC_TRACE_TRIGGER_LOAD, + ESIRISC_TRACE_TRIGGER_STORE, + ESIRISC_TRACE_TRIGGER_EXCEPTION, + ESIRISC_TRACE_TRIGGER_ERET, + ESIRISC_TRACE_TRIGGER_WAIT, + ESIRISC_TRACE_TRIGGER_STOP, + ESIRISC_TRACE_TRIGGER_HIGH, + ESIRISC_TRACE_TRIGGER_LOW, +}; + +struct esirisc_trace { + target_addr_t buffer_start; + target_addr_t buffer_end; + bool buffer_wrap; + bool flow_control; + + enum esirisc_trace_format format; + int pc_bits; + + enum esirisc_trace_trigger start_trigger; + uint32_t start_data; + uint32_t start_mask; + + enum esirisc_trace_trigger stop_trigger; + uint32_t stop_data; + uint32_t stop_mask; + + enum esirisc_trace_delay delay; + uint32_t delay_cycles; +}; + +extern const struct command_registration esirisc_trace_command_handlers[]; + +static inline uint32_t esirisc_trace_buffer_size(struct esirisc_trace *trace_info) +{ + return trace_info->buffer_end - trace_info->buffer_start; +} + +static inline bool esirisc_trace_is_fifo(struct esirisc_trace *trace_info) +{ + return trace_info->buffer_start == trace_info->buffer_end; +} + +#endif /* OPENOCD_TARGET_ESIRISC_TRACE_H */ |