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Mark,<br>
<br>
I don't think the recursive copy operation is an issue. We already
do a similar, but much more memory hungry operation with the config
backup & restore operations (zip/unzip).<br>
<br>
The config backup doesn't add all directories, but includes "usr"
meant for anything not fitting our standard /store layout:<br>
<br>
<font face="monospace"> backup_dir[] =<br>
{<br>
{ "ovms_config", false },<br>
{ "events", true },<br>
{ "scripts", true },<br>
{ "obd2ecu", true },<br>
{ "dbc", true },<br>
{ "plugin", true },<br>
{ "tls", true },<br>
{ "trustedca", true },<br>
{ "usr", true },<br>
{ NULL, false }<br>
};</font><br>
<br>
We could say that's also what we copy over to the new store,
anything else is left to the user, if you think that's necessary.<br>
<br>
But I doubt anyone has been using multi level custom directory
structures on /store, due to the limited space and the frequent
corruption issues we had with /store that would have turned out
impractical very soon. Could be an option now, as I didn't hear
about any corruption since introducing the config transaction
scheme, but that's still new and only on edge, but I'd still
recommend using /sd for that kind of storage.<br>
<br>
Regards,<br>
Michael<br>
<br>
<br>
<div class="moz-cite-prefix">Am 25.02.26 um 14:13 schrieb Mark
Webb-Johnson:<br>
</div>
<blockquote type="cite"
cite="mid:F58EC152-9035-4847-8722-547B75D455E3@webb-johnson.net">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
Craig, Michael,
<div><br>
</div>
<div>I have fixed the (a) partition type in ‘ota’ after upgrade,
and (b) copy to factory. Both commits pushed.</div>
<div><br>
</div>
<div>I also experimented with store.</div>
<div><br>
</div>
<div>
<ul class="MailOutline">
<li>I can modify the partition table, rename old store to
xstore, and create a new store at 0xe10000 same size 1MB,
copy over the store partition. Reboot and all comes up fine
(with repositioned store accessible).</li>
</ul>
<div><br>
</div>
<ul class="MailOutline">
<li>If I do the same, but set new store size to 0x1f0000, then
the store can’t be mounted (corrupt, presumably). I guess
the wear-leveling thing, or maybe internal fat filesystem
metadata is messing things up.</li>
</ul>
<div><br>
</div>
<div>So it seems that either we leave store at 1MB (move it to
the end of flash and make the code partitions as big as we
can), or we resize it to the 0x1f0000 and handle the
complexities of first modifying the partition table for the
new store, then mounting two fat file systems, recursively
copying over the files, and then adjusting the partition
tables again. The recursive copy worries me (memory
consumption and if deeply nested then all those directory
handles open at the same time - one for each level).</div>
<div><br>
</div>
<div>Thoughts?</div>
<div><br>
</div>
<div>Regards, Mark.</div>
<div><br>
</div>
<div>
<blockquote type="cite">
<div>On Feb 25, 2026, at 3:59 PM, Michael Balzer
<a class="moz-txt-link-rfc2396E" href="mailto:dexter@expeedo.de"><dexter@expeedo.de></a> wrote:</div>
<br class="Apple-interchange-newline">
<div>
<meta http-equiv="Content-Type"
content="text/html; charset=UTF-8">
<div> @Craig: nice find!<br>
<div class="moz-cite-prefix"><br>
Am 25.02.26 um 02:58 schrieb Mark Webb-Johnson:<br>
</div>
<blockquote type="cite"
cite="mid:829E9A31-0BE7-4AA1-8597-2EB28E61DA73@webb-johnson.net">
<meta http-equiv="content-type"
content="text/html; charset=UTF-8">
Michael,
<div><br>
</div>
<div>
<blockquote type="cite">AFAICT "ota partitions
upgrade" currently does not verify the system has
booted from "factory" before allowing the
operation -- I think that should be added as a
safety measure.</blockquote>
<div><br>
</div>
I thought it did that check. Maybe not working?</div>
</blockquote>
<br>
No, you're right, should be OK that way. But as Craig's
result shows, I still should test it ;-)<br>
<br>
<blockquote type="cite"
cite="mid:829E9A31-0BE7-4AA1-8597-2EB28E61DA73@webb-johnson.net">
<div><br>
<div>Here are the three partition table options:</div>
<div><br>
</div>
</div>
<blockquote
style="margin: 0 0 0 40px; border: none; padding: 0px;">
<div>
<div>Original (f12):</div>
</div>
<div><br>
</div>
<div><google-sheets-html-origin>
<table xmlns="http://www.w3.org/1999/xhtml"
cellspacing="0" cellpadding="0" dir="ltr"
border="1" data-sheets-root="1"
data-sheets-baot="1"
style="table-layout: fixed; font-size: 10pt; font-family: Arial; width: 0px; border-collapse: collapse; border: medium;">
<colgroup><col width="100"><col width="100"><col
width="100"><col width="100"><col
width="100"><col width="100"><col
width="100"><col width="100"></colgroup><tbody>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold;">Label</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold;">Type</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold;">Subtype</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Offset
(Hex)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Size
(Hex)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Next
(Hex)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Offset
(Dec)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Size
(Dec)</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">bootloader</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">bootloader</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">bootloader</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x0000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x8000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">8000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">32768</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">partition_table</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">partition_table</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">partition_table</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x8000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x1000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">9000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">32768</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">4096</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">nvs</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">nvs</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x9000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x4000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">D000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">36864</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">16384</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">otadata</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0xD000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x2000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">F000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">53248</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">8192</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">phy_init</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">phy</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0xF000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x1000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">61440</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">4096</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">factory</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">app</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">factory</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x400000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">410000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">65536</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">4194304</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_0</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">app</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_0</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x410000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x400000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">810000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">4259840</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">4194304</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_1</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">app</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_1</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x810000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x400000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">C10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">8454144</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">4194304</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">store</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">fat</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0xC10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x100000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">D10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">12648448</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">1048576</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">*unused*</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;"><br>
</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;"><br>
</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0xD10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x2F0000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">1000000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">13697024</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">3080192</td>
</tr>
</tbody>
</table>
</google-sheets-html-origin></div>
</blockquote>
<div>
<div><br>
</div>
</div>
<blockquote
style="margin: 0 0 0 40px; border: none; padding: 0px;">
<div>
<div>Current (12):</div>
</div>
<div><br>
</div>
<div><google-sheets-html-origin>
<table xmlns="http://www.w3.org/1999/xhtml"
cellspacing="0" cellpadding="0" dir="ltr"
border="1" data-sheets-root="1"
data-sheets-baot="1"
style="table-layout: fixed; font-size: 10pt; font-family: Arial; width: 0px; border-collapse: collapse; border: medium;">
<colgroup><col width="100"><col width="100"><col
width="100"><col width="100"><col
width="100"><col width="100"><col
width="100"><col width="100"></colgroup><tbody>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold;">Label</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold;">Type</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold;">Subtype</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Offset
(Hex)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Size
(Hex)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Next
(Hex)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Offset
(Dec)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Size
(Dec)</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">bootloader</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">bootloader</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">bootloader</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x0000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x8000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">8000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">32768</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">partition_table</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">partition_table</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">partition_table</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x8000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x1000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">9000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">32768</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">4096</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">nvs</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">nvs</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x9000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x4000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">D000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">36864</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">16384</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">otadata</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0xD000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x2000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">F000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">53248</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">8192</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">phy_init</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">phy</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0xF000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x1000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">61440</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">4096</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_0</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">app</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_0</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x600000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">610000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">65536</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">6291456</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_1</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">app</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_1</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x610000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x600000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">C10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">6356992</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">6291456</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">store</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">fat</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0xC10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x100000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">D10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">12648448</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">1048576</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">*unused*</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;"><br>
</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;"><br>
</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0xD10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x2F0000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">1000000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">13697024</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">3080192</td>
</tr>
</tbody>
</table>
</google-sheets-html-origin></div>
</blockquote>
<div>
<div><br>
</div>
</div>
<blockquote
style="margin: 0 0 0 40px; border: none; padding: 0px;">
<div>
<div>Suggested (12, 7MB code, more store):</div>
</div>
<div><br>
</div>
<div><google-sheets-html-origin>
<table xmlns="http://www.w3.org/1999/xhtml"
cellspacing="0" cellpadding="0" dir="ltr"
border="1" data-sheets-root="1"
data-sheets-baot="1"
style="table-layout: fixed; font-size: 10pt; font-family: Arial; width: 0px; border-collapse: collapse; border: medium;">
<colgroup><col width="100"><col width="100"><col
width="100"><col width="100"><col
width="100"><col width="100"><col
width="100"><col width="100"></colgroup><tbody>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold;">Label</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold;">Type</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold;">Subtype</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Offset
(Hex)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Size
(Hex)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Next
(Hex)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Offset
(Dec)</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-weight: bold; text-align: right;">Size
(Dec)</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">bootloader</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">bootloader</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">bootloader</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x0000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x8000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">8000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">32768</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">partition_table</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">partition_table</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">partition_table</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x8000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x1000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">9000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">32768</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">4096</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">nvs</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">nvs</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x9000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x4000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">D000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">36864</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">16384</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">otadata</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0xD000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x2000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">F000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">53248</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">8192</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">phy_init</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">phy</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0xF000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x1000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">61440</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">4096</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_0</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">app</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_0</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x700000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">710000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">65536</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">7340032</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_1</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">app</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">ota_1</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x710000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x700000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">E10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">7405568</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">7340032</td>
</tr>
<tr style="height: 21px;">
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">store</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">data</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom;">fat</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0xE10000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">0x1F0000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">1000000</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">14745600</td>
<td
style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; text-align: right;">2031616</td>
</tr>
</tbody>
</table>
</google-sheets-html-origin></div>
</blockquote>
<div>
<div><br>
</div>
<div>It would make sense to resize store *now* if we
are going to do it, but I am wary of requiring a
factory reset. Also need to double check that the
unused space at the end is truly unused. I am
assuming the boot loader is in the first 32KB, but
haven’t actually checked.</div>
<div><br>
</div>
<div>Looking at the third (resize store)
arrangement, it would be moving 0xC10000-0xD0FFFF
to 0xE10000-0xFFFFFF, which doesn’t seem to
overlap. I wonder what simply copy that partition
over (without reformatting flash) would do? Either
corrupt the filesystem, ignore the extra space, or
magically have the new space available to FAT? I
suspect corruption. So, there is another (more
complex) alternative:</div>
<div>
<ol class="MailOutline">
<li>Create a 2nd fat store partition
(0xE10000-0xFFFFFF)</li>
<li>Format and mount that as FAT</li>
<li>Copy files from old to new</li>
<li>Unmount and drop the old store</li>
<li>Finish the rest of the partition upgrade</li>
</ol>
</div>
<div><br>
</div>
<div>I suspect #3 would be the most complex step.</div>
<div><br>
</div>
<div>Or the store move and resize could be done
first as a separate step.</div>
<div><br>
</div>
<div>Thoughts? Much more complex and risky...</div>
</div>
</blockquote>
<br>
There's the fatresize tool, didn't check the code, but
given we can simply create the new partition cleanly and
copy the files there, we should go that way.<br>
<br>
I second the store resize should be the first upgrade
step:<br>
<br>
Unmounting /store while running may be risky, that was
never needed and up to now only occurrs during shutdown
as a final step.<br>
<br>
I suggest we just relable the old "store" partition and
do a reboot instead. esp_vfs_fat_spiflash_mount()
searches for the partition by name, so the system should
automatically mount & use the new "store" on boot.<br>
<br>
Regards,<br>
Michael<br>
<br>
<pre class="moz-signature" cols="72">--
Michael Balzer * Am Rahmen 5 * D-58313 Herdecke
Fon 02330 9104094 * Handy 0176 20698926</pre>
<br>
</div>
</div>
</blockquote>
</div>
<br>
</div>
</blockquote>
<br>
<pre class="moz-signature" cols="72">--
Michael Balzer * Am Rahmen 5 * D-58313 Herdecke
Fon 02330 9104094 * Handy 0176 20698926</pre>
<br>
</body>
</html>