riscv/rocket-chip
1
0
Fork 0
Code Releases Activity

RegField: add name and description fields

Browse Source 
In the future we can generate interesting documentation and headers.
This commit is contained in:
Wesley W. Terpstra 2016-09-22 19:59:35 -07:00
parent 5e34b313ee
commit fc44151f10
1 changed files with 7 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/main/scala/uncore/tilelink2/RegField.scala
View File

@ -77,7 +77,7 @@ object RegWriteFn
implicit def apply(x: Unit): RegWriteFn = RegWriteFn((valid, data) => { Bool(true) }) implicit def apply(x: Unit): RegWriteFn = RegWriteFn((valid, data) => { Bool(true) })
} }
case class RegField(width: Int, read: RegReadFn, write: RegWriteFn) case class RegField(width: Int, read: RegReadFn, write: RegWriteFn, name: String, description: String)
{ {
require (width > 0) require (width > 0)
def pipelined = !read.combinational || !write.combinational def pipelined = !read.combinational || !write.combinational
@ -88,10 +88,12 @@ object RegField
// Byte address => sequence of bitfields, lowest index => lowest address // Byte address => sequence of bitfields, lowest index => lowest address
type Map = (Int, Seq[RegField]) type Map = (Int, Seq[RegField])
def apply(n: Int) : RegField = apply(n, (), ()) def apply(n: Int) : RegField = apply(n, (), (), "", "")
def apply(n: Int, rw: UInt) : RegField = apply(n, rw, rw) def apply(n: Int, r: RegReadFn, w: RegWriteFn) : RegField = apply(n, r, w, "", "")
def r(n: Int, r: RegReadFn) : RegField = apply(n, r, ()) def apply(n: Int, rw: UInt) : RegField = apply(n, rw, rw, "", "")
def w(n: Int, w: RegWriteFn) : RegField = apply(n, (), w) def apply(n: Int, rw: UInt, name: String, description: String) : RegField = apply(n, rw, rw, name, description)
def r(n: Int, r: RegReadFn, name: String = "", description: String = "") : RegField = apply(n, r, (), name, description)
def w(n: Int, w: RegWriteFn, name: String = "", description: String = "") : RegField = apply(n, (), w, name, description)
// This RegField allows 'set' to set bits in 'reg'. // This RegField allows 'set' to set bits in 'reg'.
// and to clear bits when the bus writes bits of value 1. // and to clear bits when the bus writes bits of value 1.