1 files changed, 206 insertions, 0 deletions

diff --git a/_ont/ont-huawei-ma5671a-ymodem.md b/_ont/ont-huawei-ma5671a-ymodem.md
new file mode 100644
index 0000000..9756dd0
--- /dev/null
+++ b/_ont/ont-huawei-ma5671a-ymodem.md
@@ -0,0 +1,206 @@
+---
+title: Root Procedure for Huawei MA5671A (flash firmware)
+has_children: false
+parent: Huawei MA5671A
+layout: default
+---
+
+<div class="modal" data-jtd-modal="flash-modal" data-jtd-modal-backdrop="static" id="flash-modal">
+    <div class="modal-content">
+        <div class="modal-header">
+        <span class="close">&times;</span>
+        <h2>Flash firmware</h2>
+        </div>
+        <form id="flash-form" class="p-4" novalidate>
+            <div class="form-floating mb-3">
+                <input type="file" class="form-control" placeholder="Flash MTD" name="flash-mtd" id="flash-mtd" required>
+                <label for="flash-mtd">Flash MTD</label>
+            </div>
+            <div class="mb-3 form-check">
+                <input type="checkbox" class="form-check-input" id="baud-rate-oc" name="baud-rate-oc">
+                <label class="form-check-label" for="baud-rate-oc">230400 baud rate, do not enable unless told to do so</label>
+            </div>
+            <div class="form-check">
+                <input class="form-check-input" type="radio" name="image" id="image0" value="image0">
+                <label class="form-check-label" for="image0">
+                    Image 0
+                </label>
+            </div>
+            <div class="form-check">
+                <input class="form-check-input" type="radio" name="image" id="image1" value="image1">
+                <label class="form-check-label" for="image1">
+                    Image 1
+                </label>
+            </div>
+            <div class="mb-3">
+                <input type="submit" class="btn btn-primary" value="Flash!">
+            </div>
+            <progress id="flash-progress" value="0" max="100"></progress>
+            <p id="flash-text-step"></p>
+        </form>
+    </div>
+</div>
+
+<button id="flash-start-button" class="btn btn-blue" data-jtd-toogle="modal" data-jtd-target="#flash-modal">Start flash!</button>
+
+<script type="text/javascript" src="/assets/js/xymini.js"></script>
+<script type="text/javascript" src="/assets/js/rootLantiq.js"></script>
+<script type="text/javascript" src="/assets/js/serialUtil.js"></script>
+<script>
+    const acontroller = new AbortController();
+    const cs = acontroller.signal;
+    let flashModal = document.getElementById("flash-modal");
+    let flashForm = document.getElementById("flash-form");
+    let flashProgress = document.getElementById("flash-progress");
+    let flashTextStep = document.getElementById("flash-text-step");
+    flashModal.addEventListener('modal-jtd-close', async function(event) {
+        acontroller.abort();
+    });
+    flashModal.addEventListener('modal-jtd-open', async function(event) {
+        flash({signal: cs});
+    });
+    function initTextStep() {
+        flashTextStep.textContent = "";
+        flashTextStep.classList.remove('success');
+        flashTextStep.classList.remove('error');
+    }
+    function pause(message) {
+        flashTextStep.textContent = message;
+    }
+    function loading(message) {
+        flashTextStep.textContent = message;
+    }
+    function showError(message) {
+        flashTextStep.textContent = message;
+        flashTextStep.classList.add('error');
+        flashTextStep.classList.remove('success');
+    }
+    function showSuccess(message) {
+        flashTextStep.textContent = message;
+        flashTextStep.classList.add('success');
+        flashTextStep.classList.remove('error');
+    }
+    async function flash({ signal } = {}) {
+        initTextStep();
+        let port;
+        try {
+            port = await navigator.serial.requestPort();
+        } catch (err) {
+            showError(`Error: ${err.message}`);
+            console.log(`Error: ${err.message}\n`);
+            return;
+        }
+        if (!port) {
+            showError('Error: port not open');
+            console.log('Error: port not open\n');
+            return;
+        }
+        flashForm.addEventListener('submit', async function(event) {
+            [...flashForm.elements].map(function(e){return e.parentNode}).forEach(function(e){e.classList.toggle('was-validated', true)});
+            if (!flashForm.checkValidity()) {
+                event.preventDefault();
+            } else {
+                event.preventDefault();
+                var fomrdata = new FormData(flashForm);
+                var file = fomrdata.get('flash-mtd');
+                var image = fomrdata.get('image');
+                var data = new Uint8Array(await file.arrayBuffer());
+                console.log(data);
+
+                /* Unlock U-Boot if needed and stop booting */
+                let result = await lantiqRootUboot(port, "Huawei MA5671A",
+                    (msg) => {
+                        loading(msg);
+                        console.log(msg);
+                    },
+                    (err) => {
+                        showError(err);
+                        console.log(err);
+                    }
+                );
+
+                if (!result) {
+                    return;
+                }
+
+                let baudrate = 115200;
+                if(fomrdata.has('baud-rate-oc')) {
+                    let newBaudrate = 230400;
+                    loading(`Changing baudrate to: ${newBaudrate}`);
+
+                    result = await changeBaudrate(port, newBaudrate, baudrate,
+                        (err) => {
+                            showError(err);
+                            console.log(err);
+                        }
+                    );
+
+                    if (result) {
+                        baudrate = newBaudrate;
+                    } else {
+                        return;
+                    }
+                }
+
+                loading("Start sending image to the SFP...");
+                result = await sendImageMtd(port, data, baudrate,
+                    (err) => {
+                        showError(err);
+                        console.log(err);
+                    },
+                    (byteTransfered) => {
+                        const perc = (byteTransfered/data.length) * 100;
+                        const percTrunc = Math.trunc(perc*100)/100;  /* Two decimal trunc */
+                        flashProgress.value = perc;
+                        loading(`Image transfer: ${percTrunc}% complete`)
+                    }
+                );
+
+                if (!result) {
+                    return;
+                }
+
+                result = await waitEndImageLoad(port, baudrate,
+                    (err) => {
+                        showError(err);
+                        console.log(err);
+                    }
+                );
+
+                if (!result) {
+                    return;
+                }
+
+                if(fomrdata.has('baud-rate-oc')) {
+                    let newBaudrate = 115200;
+                    loading(`Restore baudrate to: ${newBaudrate}`);
+
+                    result = await changeBaudrate(port, newBaudrate, baudrate,
+                        (err) => {
+                            showError(err);
+                            console.log(err);
+                        }
+                    );
+
+                    if (result) {
+                        baudrate = newBaudrate;
+                    } else {
+                        return;
+                    }
+                }
+
+                loading("Transfer complete, image flash in progress. DO NOT REMOVE the SFP!");
+                result = await flashImageMtd(port, image, baudrate,
+                    (err) => {
+                        showError(err);
+                        console.log(err);
+                    }
+                );
+
+                if (result) {
+                    showSuccess("Flash completed, now you can remove SFP");
+                }
+            }
+        });
+    };
+</script>