<:Nami2:939038794794020874>

applications/external/esp_flasher/lib/esp-serial-flasher/private_include/esp_targets.h

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+/* Copyright 2020 Espressif Systems (Shanghai) PTE LTD
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <stdint.h>
+#include "esp_loader.h"
+
+typedef struct {
+    uint32_t cmd;
+    uint32_t usr;
+    uint32_t usr1;
+    uint32_t usr2;
+    uint32_t w0;
+    uint32_t mosi_dlen;
+    uint32_t miso_dlen;
+} target_registers_t;
+
+esp_loader_error_t loader_detect_chip(target_chip_t *target, const target_registers_t **regs);
+esp_loader_error_t loader_read_spi_config(target_chip_t target_chip, uint32_t *spi_config);
+bool encryption_in_begin_flash_cmd(target_chip_t target);

applications/external/esp_flasher/lib/esp-serial-flasher/private_include/md5_hash.h

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+/*
+ * MD5 hash implementation and interface functions
+ * Copyright (c) 2003-2005, Jouni Malinen <j@w1.fi>
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+struct MD5Context {
+	uint32_t buf[4];
+	uint32_t bits[2];
+	uint8_t in[64];
+};
+
+void MD5Init(struct MD5Context *context);
+void MD5Update(struct MD5Context *context, unsigned char const *buf, unsigned len);
+void MD5Final(unsigned char digest[16], struct MD5Context *context);
+
+#ifdef __cplusplus
+}
+#endif

applications/external/esp_flasher/lib/esp-serial-flasher/private_include/protocol.h

@@ -0,0 +1,230 @@
+/* Copyright 2020-2023 Espressif Systems (Shanghai) CO LTD
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <stdint.h>
+#include <stdbool.h>
+#include "esp_loader.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define STATUS_FAILURE  1
+#define STATUS_SUCCESS  0
+
+#define READ_DIRECTION  1
+#define WRITE_DIRECTION 0
+
+#define MD5_SIZE 32
+
+typedef enum __attribute__((packed))
+{
+    FLASH_BEGIN = 0x02,
+    FLASH_DATA  = 0x03,
+    FLASH_END   = 0x04,
+    MEM_BEGIN   = 0x05,
+    MEM_END     = 0x06,
+    MEM_DATA    = 0x07,
+    SYNC        = 0x08,
+    WRITE_REG   = 0x09,
+    READ_REG    = 0x0a,
+
+    SPI_SET_PARAMS   = 0x0b,
+    SPI_ATTACH       = 0x0d,
+    CHANGE_BAUDRATE  = 0x0f,
+    FLASH_DEFL_BEGIN = 0x10,
+    FLASH_DEFL_DATA  = 0x11,
+    FLASH_DEFL_END   = 0x12,
+    SPI_FLASH_MD5    = 0x13,
+} command_t;
+
+typedef enum __attribute__((packed))
+{
+    RESPONSE_OK     = 0x00,
+    INVALID_COMMAND = 0x05, // parameters or length field is invalid
+    COMMAND_FAILED  = 0x06, // Failed to act on received message
+    INVALID_CRC     = 0x07, // Invalid CRC in message
+    FLASH_WRITE_ERR = 0x08, // After writing a block of data to flash, the ROM loader reads the value back and the 8-bit CRC is compared to the data read from flash. If they don't match, this error is returned.
+    FLASH_READ_ERR  = 0x09, // SPI read failed
+    READ_LENGTH_ERR = 0x0a, // SPI read request length is too long
+    DEFLATE_ERROR   = 0x0b, // ESP32 compressed uploads only
+} error_code_t;
+
+typedef struct __attribute__((packed))
+{
+    uint8_t direction;
+    uint8_t command;    // One of command_t
+    uint16_t size;
+    uint32_t checksum;
+} command_common_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint32_t erase_size;
+    uint32_t packet_count;
+    uint32_t packet_size;
+    uint32_t offset;
+    uint32_t encrypted;
+} flash_begin_command_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint32_t data_size;
+    uint32_t sequence_number;
+    uint32_t zero_0;
+    uint32_t zero_1;
+} data_command_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint32_t stay_in_loader;
+} flash_end_command_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint32_t total_size;
+    uint32_t blocks;
+    uint32_t block_size;
+    uint32_t offset;
+} mem_begin_command_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint32_t stay_in_loader;
+    uint32_t entry_point_address;
+} mem_end_command_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint8_t sync_sequence[36];
+} sync_command_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint32_t address;
+    uint32_t value;
+    uint32_t mask;
+    uint32_t delay_us;
+} write_reg_command_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint32_t address;
+} read_reg_command_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint32_t configuration;
+    uint32_t zero; // ESP32 ROM only
+} spi_attach_command_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint32_t new_baudrate;
+    uint32_t old_baudrate;
+} change_baudrate_command_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint32_t address;
+    uint32_t size;
+    uint32_t reserved_0;
+    uint32_t reserved_1;
+} spi_flash_md5_command_t;
+
+typedef struct __attribute__((packed))
+{
+    uint8_t direction;
+    uint8_t command;    // One of command_t
+    uint16_t size;
+    uint32_t value;
+} common_response_t;
+
+typedef struct __attribute__((packed))
+{
+    uint8_t failed;
+    uint8_t error;
+} response_status_t;
+
+typedef struct __attribute__((packed))
+{
+    common_response_t common;
+    response_status_t status;
+} response_t;
+
+typedef struct __attribute__((packed))
+{
+    common_response_t common;
+    uint8_t md5[MD5_SIZE];     // ROM only
+    response_status_t status;
+} rom_md5_response_t;
+
+typedef struct __attribute__((packed))
+{
+    command_common_t common;
+    uint32_t id;
+    uint32_t total_size;
+    uint32_t block_size;
+    uint32_t sector_size;
+    uint32_t page_size;
+    uint32_t status_mask;
+} write_spi_command_t;
+
+esp_loader_error_t loader_initialize_conn(esp_loader_connect_args_t *connect_args);
+
+#ifdef SERIAL_FLASHER_INTERFACE_UART
+esp_loader_error_t loader_flash_begin_cmd(uint32_t offset, uint32_t erase_size, uint32_t block_size, uint32_t blocks_to_write, bool encryption);
+
+esp_loader_error_t loader_flash_data_cmd(const uint8_t *data, uint32_t size);
+
+esp_loader_error_t loader_flash_end_cmd(bool stay_in_loader);
+
+esp_loader_error_t loader_sync_cmd(void);
+
+esp_loader_error_t loader_spi_attach_cmd(uint32_t config);
+
+esp_loader_error_t loader_md5_cmd(uint32_t address, uint32_t size, uint8_t *md5_out);
+
+esp_loader_error_t loader_spi_parameters(uint32_t total_size);
+#endif /* SERIAL_FLASHER_INTERFACE_UART */
+
+esp_loader_error_t loader_mem_begin_cmd(uint32_t offset, uint32_t size, uint32_t blocks_to_write, uint32_t block_size);
+
+esp_loader_error_t loader_mem_data_cmd(const uint8_t *data, uint32_t size);
+
+esp_loader_error_t loader_mem_end_cmd(uint32_t entrypoint);
+
+esp_loader_error_t loader_write_reg_cmd(uint32_t address, uint32_t value, uint32_t mask, uint32_t delay_us);
+
+esp_loader_error_t loader_read_reg_cmd(uint32_t address, uint32_t *reg);
+
+esp_loader_error_t loader_change_baudrate_cmd(uint32_t baudrate);
+
+#ifdef __cplusplus
+}
+#endif

applications/external/esp_flasher/lib/esp-serial-flasher/private_include/protocol_prv.h

@@ -0,0 +1,31 @@
+/* Copyright 2020-2023 Espressif Systems (Shanghai) CO LTD
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include "esp_loader.h"
+#include "protocol.h"
+
+void log_loader_internal_error(error_code_t error);
+
+esp_loader_error_t send_cmd(const void *cmd_data, uint32_t size, uint32_t *reg_value);
+
+esp_loader_error_t send_cmd_with_data(const void *cmd_data, size_t cmd_size,
+                                      const void *data, size_t data_size);
+
+esp_loader_error_t send_cmd_md5(const void *cmd_data, size_t cmd_size, uint8_t md5_out[MD5_SIZE]);

applications/external/esp_flasher/lib/esp-serial-flasher/private_include/slip.h

@@ -0,0 +1,28 @@
+/* Copyright 2020-2023 Espressif Systems (Shanghai) CO LTD
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include "esp_loader.h"
+#include <stdint.h>
+#include <stdlib.h>
+
+esp_loader_error_t SLIP_receive_data(uint8_t *buff, size_t size);
+
+esp_loader_error_t SLIP_receive_packet(uint8_t *buff, size_t size);
+
+esp_loader_error_t SLIP_send(const uint8_t *data, size_t size);
+
+esp_loader_error_t SLIP_send_delimiter(void);