Re: [Qemu-devel] [RFC 3/7] sd.c: introduce "start bit" and "busy deasserted" callbacks

2013-06-14 Thread Peter Maydell
On 10 May 2013 17:10, Igor Mitsyanko wrote: > Start bit callback models arrival of first bit of data on card's DAT line. > > Busy deasserted callback models releasing of DAT0 line by card when it > transitions from a programming state to a writing data state. > > Both of them will be used for asyn

[Qemu-devel] [RFC 3/7] sd.c: introduce "start bit" and "busy deasserted" callbacks

2013-05-10 Thread Igor Mitsyanko
Start bit callback models arrival of first bit of data on card's DAT line. Busy deasserted callback models releasing of DAT0 line by card when it transitions from a programming state to a writing data state. Both of them will be used for async IO later. Signed-off-by: Igor Mitsyanko --- hw/sd/