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actorlib/dma_asmi/OOOWriter: fix tag offset

This commit is contained in:
Sebastien Bourdeauducq 2013-05-04 17:38:17 +02:00
parent 12deaa91d8
commit fd089b146f
1 changed files with 8 additions and 9 deletions
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17
migen/actorlib/dma_asmi.py
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@ -105,8 +105,7 @@ class SequentialWriter(Module):
] ]
class _WriteSlot(Module): class _WriteSlot(Module):
def __init__(self, port, n): def __init__(self, port, load_data, n):
self.load_data = Signal(port.hub.dw)
self.busy = Signal() self.busy = Signal()
### ###
@ -119,15 +118,15 @@ class _WriteSlot(Module):
] ]
self.sync += [ self.sync += [
If(port.stb & port.ack & (port.tag_issue == (port.base + n)),
self.busy.eq(1),
data_reg.eq(self.load_data)
),
drive_data.eq(0), drive_data.eq(0),
If(port.get_call_expression(n), If(port.get_call_expression(n),
self.busy.eq(0), self.busy.eq(0),
drive_data.eq(1) drive_data.eq(1)
) ),
If(port.stb & port.ack & (port.tag_issue == n),
self.busy.eq(1),
data_reg.eq(load_data)
),
] ]
class OOOWriter(Module): class OOOWriter(Module):
@ -147,9 +146,9 @@ class OOOWriter(Module):
busy = 0 busy = 0
for i in range(len(port.slots)): for i in range(len(port.slots)):
write_slot = _WriteSlot(port, i) write_slot = _WriteSlot(port, self.address_data.payload.d, i)
#write_slot = _WriteSlot(port, 0x12345678abad1deacafebabedeadbeef, i)
self.submodules += write_slot self.submodules += write_slot
self.comb += write_slot.load_data.eq(self.address_data.payload.d)
busy = busy | write_slot.busy busy = busy | write_slot.busy
self.comb += self.busy.eq(busy) self.comb += self.busy.eq(busy)