[coreboot] v3 compilation failures

ron minnich rminnich at gmail.com
Mon Jan 21 22:03:05 CET 2008


On Jan 21, 2008 12:42 PM, Marc Jones <marc.jones at amd.com> wrote:

> I looked at the smbus spec (it is public) and didn't see anything about
> 10bit address.
> http://smbus.org/specs/
>
> "SMBus addresses are 7 binary
> bits long and are conventionally expressed as 4 bits followed by 3 bits
> followed by the letter 'b', for
> example, 0001 110b. These addresses occupy the high seven bits of an
> eight-bit field on the bus. The low
> bit of this field, however, has other semantic meaning that is not part
> of an SMBus address"

http://www.robot-electronics.co.uk/htm/using_the_i2c_bus.htm

"All I2C addresses are either 7 bits or 10 bits. The use of 10 bit
addresses is rare and is not covered here. "

Maybe we should not worry about it, but there was at one point the
possibility of 10 bit addresses. I'm fine either way.

thanks

ron




More information about the coreboot mailing list