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actorlib/spi: remove EventManager from DMAController

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Florent Kermarrec 2014-09-06 09:06:24 +02:00 committed by Sebastien Bourdeauducq
parent 0bac463780
commit c1e12c3346
1 changed files with 2 additions and 12 deletions
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14
migen/actorlib/spi.py
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@ -110,7 +110,7 @@ class Collector(Module, AutoCSR):
] ]
class _DMAController(Module): class _DMAController(Module):
def __init__(self, bus_accessor, bus_aw, bus_dw, mode, base_reset=0, length_reset=0, generate_irq=False): def __init__(self, bus_accessor, bus_aw, bus_dw, mode, base_reset=0, length_reset=0):
self.alignment_bits = bits_for(bus_dw//8) - 1 self.alignment_bits = bits_for(bus_dw//8) - 1
layout = [ layout = [
("length", bus_aw + self.alignment_bits, length_reset, self.alignment_bits), ("length", bus_aw + self.alignment_bits, length_reset, self.alignment_bits),
@ -124,18 +124,8 @@ class _DMAController(Module):
if hasattr(self.generator, "trigger"): if hasattr(self.generator, "trigger"):
self.trigger = self.generator.trigger self.trigger = self.generator.trigger
self.generate_irq = generate_irq
if generate_irq:
self.submodules.ev = EventManager()
self.ev.done = EventSourceProcess()
self.ev.finalize()
self.comb += self.ev.done.trigger.eq(self.r_busy.status)
def get_csrs(self): def get_csrs(self):
csrs = self.generator.get_csrs() + [self.r_busy] return self.generator.get_csrs() + [self.r_busy]
if self.generate_irq:
csrs += self.ev.get_csrs()
return csrs
class DMAReadController(_DMAController): class DMAReadController(_DMAController):
def __init__(self, bus_accessor, *args, **kwargs): def __init__(self, bus_accessor, *args, **kwargs):