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Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support |
Date: |
Tue, 3 Apr 2012 19:08:03 +0100 |
2012/4/3 Paul Brook <address@hidden>:
>> > I'm no SPI expert, but a bit of googling suggests that it's
>> > a synchronous duplex bus, so you always send a byte of data
>> > to the slave and get one back in return (even if for some slaves
>> > it might be random garbage).
>
> Waitaminute. So this is just basic synchronous serial?
>
> We already have an API for this. hw/spi.c.
Er, no we don't, not in upstream QEMU. You'll notice that
the patch we're discussing creates hw/spi.c as a new file...
-- PMM
- Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support, Peter Maydell, 2012/04/02
- Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support, Peter Crosthwaite, 2012/04/02
- Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support, Peter Crosthwaite, 2012/04/02
- Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support, Paul Brook, 2012/04/03
- Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support,
Peter Maydell <=
- Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support, Paul Brook, 2012/04/03
- Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support, Peter Crosthwaite, 2012/04/03
- Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support, Paul Brook, 2012/04/04
- Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support, Peter Crosthwaite, 2012/04/04
- Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support, Peter Maydell, 2012/04/05
- Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support, Peter Crosthwaite, 2012/04/06
Re: [Qemu-devel] [RFC PATCH v1 1/4] SPI: initial support, Peter Crosthwaite, 2012/04/02