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QSPIFormat: add function to restore memory mapped firmware #1062

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Merged
merged 3 commits into from
May 13, 2025
Merged

QSPIFormat: add function to restore memory mapped firmware #1062

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9a837b8
QSPIFormat: add more feedback about full erase
pennam May 12, 2025
750849f
QSPIFormat: style fixes
pennam May 12, 2025
6d9c5d9
QSPIFormat: add function to restore memory mapped firmware
pennam May 12, 2025
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43 changes: 36 additions & 7 deletions libraries/STM32H747_System/examples/QSPIFormat/QSPIFormat.ino
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Original file line number Diff line number Diff 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.");
}

const uint32_t file_size = 421098;
extern const unsigned char wifi_firmware_image_data[];

void flashWiFiFirmwareAndCertificates() {
extern const unsigned char wifi_firmware_image_data[];
FILE* fp = fopen("/wlan/4343WA1.BIN", "wb");
const uint32_t file_size = 421098;
uint32_t chunck_size = 1024;
uint32_t byte_count = 0;

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

void flashWiFiFirmwareMapped() {
uint32_t chunck_size = 1024;
uint32_t byte_count = 0;
const uint32_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);
}
}

void loop() {

}