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<title>openmano-mpy/stmhal/usbdev/class/cdc_msc_hid/src, branch master</title>
<subtitle>MicroPython source and hardware configuration for OpenMano</subtitle>
<link rel='alternate' type='text/html' href='https://git.0x7felf.com/openmano-mpy/'/>
<entry>
<title>stmhal: Remove unused usbdev files, and move used ones up a dir.</title>
<updated>2015-02-13T14:02:51+00:00</updated>
<author>
<name>Damien George</name>
</author>
<published>2015-02-03T10:33:12+00:00</published>
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<id>b384bcc5de2c20d1d985e2768729578373bd73c1</id>
<content type='text'>
The unused files are from the ST demos for different USB classes and are
not needed for the stmhal port.
</content>
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<pre>
The unused files are from the ST demos for different USB classes and are
not needed for the stmhal port.
</pre>
</div>
</content>
</entry>
<entry>
<title>stmhal: Fill in USB class/subclass/proto for CDC+HID device.</title>
<updated>2014-10-25T00:14:39+00:00</updated>
<author>
<name>Damien George</name>
</author>
<published>2014-10-25T00:12:41+00:00</published>
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<id>21dfd207caf1ea07e7d821d20a19525b72913223</id>
<content type='text'>
Also change HID device from keyboard to mouse (should have been mouse
all along).
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<pre>
Also change HID device from keyboard to mouse (should have been mouse
all along).
</pre>
</div>
</content>
</entry>
<entry>
<title>USB CDC ACM: populate bFunction{Class,SubClass,Protocol} in the interface association descriptor</title>
<updated>2014-10-25T00:14:39+00:00</updated>
<author>
<name>Felix Domke</name>
</author>
<published>2014-10-24T12:54:32+00:00</published>
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</content>
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<pre>
</pre>
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</content>
</entry>
<entry>
<title>Proposed fix for USB Mass Storage.</title>
<updated>2014-10-01T21:52:02+00:00</updated>
<author>
<name>Dave Hylands</name>
</author>
<published>2014-09-30T03:12:01+00:00</published>
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</content>
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<pre>
</pre>
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</content>
</entry>
<entry>
<title>stmhal: Change 64-bit arithmetic to 32-bit for SD card block addressing.</title>
<updated>2014-09-15T22:49:57+00:00</updated>
<author>
<name>Damien George</name>
</author>
<published>2014-09-15T22:49:57+00:00</published>
<link rel='alternate' type='text/html' href='https://git.0x7felf.com/openmano-mpy/commit/?id=1d7fb82f0aec11331635532583617d773888b991'/>
<id>1d7fb82f0aec11331635532583617d773888b991</id>
<content type='text'>
By measuring SD card addresses in blocks and not bytes, one can get away
with using 32-bit numbers.

This patch also uses proper atomic lock/unlock around SD card
read/write, adds SD.info() function, and gives error code for failed
read/writes.
</content>
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<pre>
By measuring SD card addresses in blocks and not bytes, one can get away
with using 32-bit numbers.

This patch also uses proper atomic lock/unlock around SD card
read/write, adds SD.info() function, and gives error code for failed
read/writes.
</pre>
</div>
</content>
</entry>
<entry>
<title>stmhal: Replace magic number 3 with CDC_IN_EP define.</title>
<updated>2014-04-16T22:17:29+00:00</updated>
<author>
<name>Damien George</name>
</author>
<published>2014-04-16T22:17:29+00:00</published>
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<id>28817725fc42df64b409853e002eb1c9d0476cd5</id>
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</content>
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<pre>
</pre>
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</content>
</entry>
<entry>
<title>stmhal: Improve flash storage cache management.</title>
<updated>2014-04-16T22:08:36+00:00</updated>
<author>
<name>Damien George</name>
</author>
<published>2014-04-16T22:08:36+00:00</published>
<link rel='alternate' type='text/html' href='https://git.0x7felf.com/openmano-mpy/commit/?id=6d983539bcff2a540dd136a7e84e1db2b334528f'/>
<id>6d983539bcff2a540dd136a7e84e1db2b334528f</id>
<content type='text'>
Internal flash used for the filesystem is now written (from the cache)
only after a 5s delay, or when a file is closed, or when the drive is
unmounted from the host.  This delay means that multiple writes can
accumulate in the cache, and leads to less writes to the flash, making
it last longer.

It's implemented by a high-priority interrupt that takes care of flash
erase and write, and flushing the cache.

This is still only an interim solution for the flash filesystem.  It
eventually needs to be replaced with something that uses less RAM for
the cache, something that can use more of the flash, and something that
does proper wear levelling.
</content>
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<pre>
Internal flash used for the filesystem is now written (from the cache)
only after a 5s delay, or when a file is closed, or when the drive is
unmounted from the host.  This delay means that multiple writes can
accumulate in the cache, and leads to less writes to the flash, making
it last longer.

It's implemented by a high-priority interrupt that takes care of flash
erase and write, and flushing the cache.

This is still only an interim solution for the flash filesystem.  It
eventually needs to be replaced with something that uses less RAM for
the cache, something that can use more of the flash, and something that
does proper wear levelling.
</pre>
</div>
</content>
</entry>
<entry>
<title>stmhal: Fix USB MSC so that it unmounts correctly on Mac OS X.</title>
<updated>2014-04-15T18:56:32+00:00</updated>
<author>
<name>Damien George</name>
</author>
<published>2014-04-15T18:56:32+00:00</published>
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<id>9699ea6a2f85c344296eb0046d9bad8f0c183d1a</id>
<content type='text'>
Mac OS X sends a SCSI command to remove the medium when it unmounts a
drive.  If this command is not honoured, then OS X will automatically
remount the drive, making it impossible to eject.  This patch disables
the USB MSC when the right SCSI command is sent.
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Mac OS X sends a SCSI command to remove the medium when it unmounts a
drive.  If this command is not honoured, then OS X will automatically
remount the drive, making it impossible to eject.  This patch disables
the USB MSC when the right SCSI command is sent.
</pre>
</div>
</content>
</entry>
<entry>
<title>stmhal: Implement selector for USB device mode; improve boot up.</title>
<updated>2014-03-30T00:00:15+00:00</updated>
<author>
<name>Damien George</name>
</author>
<published>2014-03-30T00:00:15+00:00</published>
<link rel='alternate' type='text/html' href='https://git.0x7felf.com/openmano-mpy/commit/?id=038df4318362325b5b6b77f7582fb6373a240f3c'/>
<id>038df4318362325b5b6b77f7582fb6373a240f3c</id>
<content type='text'>
Can now choose at boot up whether the USB device is CDC+MSC or CDC+HID.
Choice is made by an option in boot.py, with default being CDC+MSC.
HID+MSC is not currently supported, but should be easy to implement.

Boot up now has ability to change the reset mode: hold down USR switch
while booting and LEDs will count from 1 to 7 to indicate the boot mode.
Release USR when correct mode is selected.  Current modes are 1 (normal
boot), 2 (safe mode), 3 (reset FS mode).
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Can now choose at boot up whether the USB device is CDC+MSC or CDC+HID.
Choice is made by an option in boot.py, with default being CDC+MSC.
HID+MSC is not currently supported, but should be easy to implement.

Boot up now has ability to change the reset mode: hold down USR switch
while booting and LEDs will count from 1 to 7 to indicate the boot mode.
Release USR when correct mode is selected.  Current modes are 1 (normal
boot), 2 (safe mode), 3 (reset FS mode).
</pre>
</div>
</content>
</entry>
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