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target: add Espressif ESP32-S2 basic support

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ESP32-S2 is a single core Xtensa chip.
Not full featured yet. Some of the missing functionality:
-Semihosting
-Flash breakpoints
-Flash loader
-Apptrace
-FreeRTOS

Signed-off-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Change-Id: I2fb32978e801af5aa21616c581691406ad7cd6bb
Reviewed-on: https://review.openocd.org/c/openocd/+/6940
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
Reviewed-by: Ian Thompson <ianst@cadence.com>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Tested-by: jenkins
This commit is contained in:
Erhan Kurubas
2022-04-21 07:53:54 +02:00
committed by Antonio Borneo
parent b470b664ca
commit 78c87f5e81
17 changed files with 5122 additions and 1 deletions
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48
src/target/espressif/esp_xtensa.h Normal file
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/***************************************************************************
* Generic ESP xtensa target implementation for OpenOCD *
* Copyright (C) 2019 Espressif Systems Ltd. *
* Author: Alexey Gerenkov <alexey@espressif.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_ESP_XTENSA_H
#define OPENOCD_TARGET_ESP_XTENSA_H
#include <helper/command.h>
#include <target/target.h>
#include <target/xtensa/xtensa.h>
struct esp_xtensa_common {
struct xtensa xtensa; /* must be the first element */
};
static inline struct esp_xtensa_common *target_to_esp_xtensa(struct target *target)
{
return container_of(target->arch_info, struct esp_xtensa_common, xtensa);
}
int esp_xtensa_init_arch_info(struct target *target,
struct esp_xtensa_common *esp_xtensa,
const struct xtensa_config *xtensa_cfg,
struct xtensa_debug_module_config *dm_cfg);
int esp_xtensa_target_init(struct command_context *cmd_ctx, struct target *target);
void esp_xtensa_target_deinit(struct target *target);
int esp_xtensa_arch_state(struct target *target);
void esp_xtensa_queue_tdi_idle(struct target *target);
int esp_xtensa_breakpoint_add(struct target *target, struct breakpoint *breakpoint);
int esp_xtensa_breakpoint_remove(struct target *target, struct breakpoint *breakpoint);
int esp_xtensa_poll(struct target *target);
#endif /* OPENOCD_TARGET_ESP_XTENSA_H */