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core/mac/sram: fix code refactoring

This commit is contained in:
Florent Kermarrec 2018-09-17 09:10:59 +02:00
parent 5106bcdc0c
commit 3d868449e9
1 changed files with 6 additions and 7 deletions
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13
liteeth/core/mac/sram.py
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@ -28,7 +28,6 @@ class LiteEthMACSRAMWriter(Module, AutoCSR):
# length computation
inc = Signal(3)
inc_cases["default"] = inc.eq(4)
if endianness == "big":
self.comb += Case(sink.last_be, {
0b1000 : inc.eq(1),
@ -213,17 +212,17 @@ class LiteEthMACSRAMReader(Module, AutoCSR):
if endianness == "big":
self.comb += If(last,
Case(length_lsb, {
0 : source.last.be.eq(0b0001),
1 : source.last.be.eq(0b1000),
2 : source.last.be.eq(0b0100),
0 : source.last_be.eq(0b0001),
1 : source.last_be.eq(0b1000),
2 : source.last_be.eq(0b0100),
3 : source.last_be.eq(0b0010)
}))
else:
self.comb += If(last,
Case(length_lsb, {
0 : source.last.be.eq(0b1000),
1 : source.last.be.eq(0b0001),
2 : source.last.be.eq(0b0010),
0 : source.last_be.eq(0b1000),
1 : source.last_be.eq(0b0001),
2 : source.last_be.eq(0b0010),
3 : source.last_be.eq(0b0100)
}))