dhslichter/migen — pull request #1 by dhslichter (2014-10-16 16:37:20+00:00)
Title: bank: add re to CSRStorage

being able to know when a register is updated is useful in many cases and avoid having to handle another register for that.
re is asserted when the the last CSR of the Compound is written. Software must also write Compound in the right order.