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Re: [Qemu-devel] [PATCH v3] chardev/char-i2c: Implement Linux I2C charac
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From: |
Ernest Esene |
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Subject: |
Re: [Qemu-devel] [PATCH v3] chardev/char-i2c: Implement Linux I2C character device |
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Date: |
Thu, 16 May 2019 14:49:45 +0100 |
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User-agent: |
Mutt/1.11.4 (2019-03-13) |
On Wed, May 15, 2019 at 03:17:12PM +0100, Stefan Hajnoczi wrote:
> On Fri, May 10, 2019 at 07:04:10PM +0100, Ernest Esene wrote:
> > Add support for Linux I2C character device for I2C device passthrough
> > For example:
> > -chardev i2c,address=0x46,path=/dev/i2c-N,id=i2c-chardev
> >
> > QEMU supports emulation of I2C devices in software but currently can't
> > passthrough to real I2C devices. This feature is needed by developers
> > using QEMU for writing and testing software for I2C devices.
> >
> > Signed-off-by: Ernest Esene <address@hidden>
>
> How is -chardev i2c meant to be used? Do you have code to connect this
> new chardev type to an emulated I2C bus?
It is meant to be connected to emulated I2C bus as you've stated, but I
don't have the code yet.
>
> Stefan
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