AddingPeripherals.mdwn

[pinmux.git] / src / bsv / interface_decl.py

diff --git a/src/bsv/interface_decl.py b/src/bsv/interface_decl.py
index 9632fef0d91b0cc5fa9f4326e29a9a2a4a407bfc..83ba313e350522cf4bba37df2227cfe2755fc905 100644 (file)
--- a/src/bsv/interface_decl.py
+++ b/src/bsv/interface_decl.py
@@ -242,7 +242,6 @@ class InterfaceFmt(object):
         return '\n' + res + '\n'
 
 
-
 class Interface(PeripheralIface, InterfaceFmt):
     """ create an interface from a list of pinspecs.
         each pinspec is a dictionary, see Pin class arguments
@@ -443,7 +442,7 @@ class InterfaceBus(InterfaceFmt):
         self.buspins = filter(lambda x: x.name_.startswith(self.fbus),
                               self.pins_)
         self.nonbuspins = filter(lambda x: not x.name_.startswith(self.fbus),
-                              self.pins_)
+                                 self.pins_)
 
     def get_nonbuspins(self):
         return self.nonbuspins
@@ -484,7 +483,7 @@ class InterfaceBus(InterfaceFmt):
         bitspec = self.bitspec.format(plen)
         print self
         return '\n' + res + self.vectorifacedef2(
-            pins, plen, self.namelist, bitspec, *args) + '\n'
+            pins, plen, self.namelist, bitspec, *args)
 
     def ifacedef3pin(self, idx, pin):
         decfn = self.ifacefmtdecfn2
@@ -538,23 +537,43 @@ class InterfaceLCD(InterfaceBus, Interface):
         InterfaceBus.__init__(self, self.pins, False, ['data_out', None, None],
                               "Bit#({0})", "out")
 
+
+class InterfaceSDRAM(InterfaceMultiBus, Interface):
+
+    def __init__(self, ifacename, pinspecs, ganged=None, single=False):
+        Interface.__init__(self, ifacename, pinspecs, ganged, single)
+        InterfaceMultiBus.__init__(self, self.pins)
+        self.add_bus(False, ['dqm', None, None],
+                     "Bit#({0})", "sdrdqm")
+        self.add_bus(True, ['d_out', 'd_out_en', 'd_in'],
+                     "Bit#({0})", "sdrd")
+        self.add_bus(False, ['ad', None, None],
+                     "Bit#({0})", "sdrad")
+        self.add_bus(False, ['ba', None, None],
+                     "Bit#({0})", "sdrba")
+
+    def ifacedef2(self, *args):
+        return InterfaceMultiBus.ifacedef2(self, *args)
+
+
 class InterfaceFlexBus(InterfaceMultiBus, Interface):
 
     def __init__(self, ifacename, pinspecs, ganged=None, single=False):
         Interface.__init__(self, ifacename, pinspecs, ganged, single)
         InterfaceMultiBus.__init__(self, self.pins)
         self.add_bus(True, ['ad_out', 'ad_out_en', 'ad_in'],
-                              "Bit#({0})", "ad")
+                     "Bit#({0})", "ad")
         self.add_bus(False, ['bwe', None, None],
-                              "Bit#({0})", "bwe")
+                     "Bit#({0})", "bwe")
         self.add_bus(False, ['tsiz', None, None],
-                              "Bit#({0})", "tsiz")
+                     "Bit#({0})", "tsiz")
         self.add_bus(False, ['cs', None, None],
-                              "Bit#({0})", "cs")
+                     "Bit#({0})", "cs")
 
     def ifacedef2(self, *args):
         return InterfaceMultiBus.ifacedef2(self, *args)
 
+
 class InterfaceSD(InterfaceBus, Interface):
 
     def __init__(self, *args):
@@ -562,6 +581,7 @@ class InterfaceSD(InterfaceBus, Interface):
         InterfaceBus.__init__(self, self.pins, True, ['out', 'out_en', 'in'],
                               "Bit#({0})", "d")
 
+
 class InterfaceNSPI(InterfaceBus, Interface):
 
     def __init__(self, *args):
@@ -570,6 +590,7 @@ class InterfaceNSPI(InterfaceBus, Interface):
                               ['io_out', 'io_out_en', 'io_in'],
                               "Bit#({0})", "io")
 
+
 class InterfaceEINT(Interface):
     """ uses old-style (non-get/put) for now
     """
@@ -592,6 +613,7 @@ class InterfaceGPIO(InterfaceBus, Interface):
         InterfaceBus.__init__(self, self.pins, True, ['out', 'out_en', 'in'],
                               "Vector#({0},Bit#(1))", ifacename[-1])
 
+
 class Interfaces(InterfacesBase, PeripheralInterfaces):
     """ contains a list of interface definitions
     """
@@ -604,6 +626,7 @@ class Interfaces(InterfacesBase, PeripheralInterfaces):
                                  'lcd': InterfaceLCD,
                                  'sd': InterfaceSD,
                                  'fb': InterfaceFlexBus,
+                                 'sdr': InterfaceSDRAM,
                                  'qspi': InterfaceNSPI,
                                  'mqspi': InterfaceNSPI,
                                  'eint': InterfaceEINT})