From c4e9c913b02f33f878be89b4f9d78fbe8ac3796e Mon Sep 17 00:00:00 2001
From: schneider <schneider@blinkenlichts.net>
Date: Thu, 3 Aug 2023 01:55:03 +0200
Subject: [PATCH] revovery: POC writing an image
---
recovery/main/rec_main.c | 32 +++++++++++++++++++++++++++++++-
recovery/sdkconfig.defaults | 1 +
2 files changed, 32 insertions(+), 1 deletion(-)
diff --git a/recovery/main/rec_main.c b/recovery/main/rec_main.c
index 3993a0bd22..5b2b4b238e 100644
--- a/recovery/main/rec_main.c
+++ b/recovery/main/rec_main.c
@@ -17,6 +17,7 @@
#include "esp_app_desc.h"
#include "esp_app_format.h"
+#include "esp_partition.h"
#include <dirent.h>
#include <errno.h>
@@ -91,6 +92,35 @@ static void _list_select(void) {
// TODO: copy selected image over to app partition
_cur_menu = &_main_menu;
_cur_menu->selected = 0;
+
+ // app, app, ota_0, 0x90000, 0x300000,
+ const esp_partition_t *p = esp_partition_find_first(
+ ESP_PARTITION_TYPE_APP, ESP_PARTITION_SUBTYPE_APP_OTA_0, "app");
+
+ if (p == NULL) {
+ ESP_LOGE(TAG, "app partition not found");
+ return;
+ }
+
+ printf("erase size: %lu\n", p->erase_size);
+ uint8_t buf[p->erase_size];
+ size_t n;
+ size_t offset = 0;
+
+ char path[128] = "/flash/hello.bin";
+ FILE *f = fopen(path, "rb");
+
+ do {
+ n = fread(buf, 1, sizeof(buf), f);
+ if (n > 0) {
+ esp_partition_erase_range(p, offset, sizeof(buf));
+ esp_partition_write(p, offset, buf, n);
+ offset += n;
+ printf("wrote %u bytes\n", offset);
+ }
+ } while (n == sizeof(buf));
+
+ fclose(f);
}
typedef struct {
@@ -162,7 +192,7 @@ static void _main_list(void) {
}
static menu_entry_t _main_menu_entries[] = {
- { .label = "List Images", .enter = _main_list },
+ { .label = "Flash Firmware Image", .enter = _main_list },
{ .label = "Reboot", .enter = _main_reboot },
{ .label = "Disk Mode (Flash)", .enter = _main_disk_mode_flash },
{ .label = "Disk Mode (SD)", .enter = _main_disk_mode_sd },
diff --git a/recovery/sdkconfig.defaults b/recovery/sdkconfig.defaults
index c8f6427fa1..3f4555a544 100644
--- a/recovery/sdkconfig.defaults
+++ b/recovery/sdkconfig.defaults
@@ -12,6 +12,7 @@ CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ_240=y
CONFIG_ESP32S3_INSTRUCTION_CACHE_32KB=y
CONFIG_ESP32S3_DATA_CACHE_64KB=y
CONFIG_ESP32S3_DATA_CACHE_LINE_64B=y
+CONFIG_ESP_MAIN_TASK_STACK_SIZE=8192
CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG=y
CONFIG_FATFS_LFN_HEAP=y
CONFIG_FATFS_API_ENCODING_UTF_8=y
--
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