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QSPIFormat: add function to restore memory mapped firmware#1062

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Merged
pennam merged 3 commits intoarduino:mainfrompennam:formatter-2
May 13, 2025
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43 changes: 36 additions & 7 deletionslibraries/STM32H747_System/examples/QSPIFormat/QSPIFormat.ino
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Original file line numberDiff line numberDiff line change
Expand Up@@ -79,8 +79,12 @@ void setup() {
}

Serial.println("Do you want to perform a full erase of the QSPI flash before proceeding? Y/[n]");
if (true ==waitResponse()) {
Serial.println("Note: Full flash erase can take up to one minute.");
bool fullErase =waitResponse();
if (fullErase ==true) {
Serial.println("Full erase started, please wait...");
root->erase(0x0, root->size());
Serial.println("Full erase completed.");
}else {
// Erase only the first sector containing the MBR
root->erase(0x0, root->get_erase_size());
Expand All@@ -93,7 +97,7 @@ void setup() {
// use space from 15.5MB to 16 MB for another fw, memory mapped

bool reformat =true;
if(!wifi_data_fs.mount(&wifi_data)) {
if(!wifi_data_fs.mount(&wifi_data)) {
Serial.println("\nPartition 1 already contains a filesystem, do you want to reformat it? Y/[n]");
wifi_data_fs.unmount();

Expand All@@ -106,7 +110,7 @@ void setup() {
}

bool restore =true;
if (reformat) {
if (reformat || fullErase) {
Serial.println("\nDo you want to restore the WiFi firmware and certificates? Y/[n]");
restore =waitResponse();
}
Expand All@@ -115,8 +119,12 @@ void setup() {
flashWiFiFirmwareAndCertificates();
}

if (fullErase && restore) {
flashWiFiFirmwareMapped();
}

reformat =true;
if(!ota_data_fs.mount(&ota_data)) {
if(!ota_data_fs.mount(&ota_data)) {
Serial.println("\nPartition 2 already contains a filesystem, do you want to reformat it? Y/[n]");
ota_data_fs.unmount();

Expand All@@ -140,7 +148,7 @@ void setup() {
}

reformat =true;
if(!user_data_fs->mount(&user_data)) {
if(!user_data_fs->mount(&user_data)) {
Serial.println("\nPartition 4 already contains a filesystem, do you want to reformat it? Y/[n]");
user_data_fs->unmount();

Expand All@@ -158,10 +166,11 @@ void setup() {
Serial.println("It's now safe to reboot or disconnect your board.");
}

constuint32_t file_size =421098;
externconstunsignedchar wifi_firmware_image_data[];

voidflashWiFiFirmwareAndCertificates() {
externconstunsignedchar wifi_firmware_image_data[];
FILE* fp =fopen("/wlan/4343WA1.BIN","wb");
constuint32_t file_size =421098;
uint32_t chunck_size =1024;
uint32_t byte_count =0;

Expand DownExpand Up@@ -200,6 +209,26 @@ void flashWiFiFirmwareAndCertificates() {
fclose(fp);
}

voidflashWiFiFirmwareMapped() {
uint32_t chunck_size =1024;
uint32_t byte_count =0;
constuint32_t offset =15 *1024 *1024 +1024 *512;

Serial.println("Flashing memory mapped WiFi firmware");
printProgress(byte_count, file_size,10,true);
while (byte_count < file_size) {
if (byte_count + chunck_size > file_size)
chunck_size = file_size - byte_count;
int ret = root->program(wifi_firmware_image_data, offset + byte_count, chunck_size);
if (ret !=0) {
Serial.println("Error writing memory mapped firmware");
break;
}
byte_count += chunck_size;
printProgress(byte_count, file_size,10,false);
}
}

voidloop() {

}
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