riscv/sifive-blocks
1
0
Fork 0
Code Releases Activity

Remove pluralization on interface names. Require clocks and resets explicitly when necessary

Browse Source
This commit is contained in:
Megan Wachs
2017-07-19 14:51:50 -07:00
parent 4d74e8f67f
commit ef4f2ed888
10 changed files with 74 additions and 49 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
src/main/scala/devices/pinctrl/PinCtrl.scala
View File

@ -21,6 +21,7 @@ abstract class Pin extends Bundle {
val o: PinCtrl
// Must be defined by the subclasses
def default(): Unit
def inputPin(pue: Bool = Bool(false)): Bool
def outputPin(signal: Bool,
pue: Bool = Bool(false),
@ -28,13 +29,6 @@ abstract class Pin extends Bundle {
ie: Bool = Bool(false)
): Unit
def inputPin(pins: Vec[this.type], pue: Bool): Vec[Bool] = {
val signals = Wire(Vec(pins.length, new Bool()))
for ((signal, pin) <- (signals zip pins)) {
signal := pin.inputPin(pue)
}
signals
}
}
@ -43,6 +37,12 @@ abstract class Pin extends Bundle {
class BasePin extends Pin() {
val o = new PinCtrl().asOutput
def default(): Unit = {
this.o.oval := Bool(false)
this.o.oe := Bool(false)
this.o.ie := Bool(false)
}
def inputPin(pue: Bool = Bool(false) /*ignored*/): Bool = {
this.o.oval := Bool(false)
this.o.oe := Bool(false)
@ -59,7 +59,6 @@ class BasePin extends Pin() {
this.o.oe := Bool(true)
this.o.ie := ie
}
}
/////////////////////////////////////////////////////////////////////////
@ -72,6 +71,14 @@ class EnhancedPin extends Pin() {
val o = new EnhancedPinCtrl().asOutput
def default(): Unit = {
this.o.oval := Bool(false)
this.o.oe := Bool(false)
this.o.ie := Bool(false)
this.o.ds := Bool(false)
this.o.pue := Bool(false)
}
def inputPin(pue: Bool = Bool(false)): Bool = {
this.o.oval := Bool(false)
this.o.oe := Bool(false)