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pipistrello: refactor single-cpu

This commit is contained in:
Robert Jördens 2015-04-04 17:00:41 -06:00
parent 0ae4492077
commit afc3982555
1 changed files with 11 additions and 5 deletions
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16
soc/targets/artiq_pipistrello.py
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@ -87,7 +87,7 @@ TIMESPEC "TSfix_ise2" = FROM "GRPsys_clk" TO "GRPrtio_clk" TIG;
""", rtio_clk=rtio_internal_clk)
class ARTIQMidiSoC(BaseSoC):
class _QcAdapterBase(BaseSoC):
csr_map = {
"rtio": None, # mapped on Wishbone instead
"rtiocrg": 13
@ -123,15 +123,21 @@ class ARTIQMidiSoC(BaseSoC):
clk_freq=125000000,
ififo_depth=512)
dds_pads = platform.request("dds")
self.submodules.dds = ad9858.AD9858(dds_pads)
self.comb += dds_pads.fud_n.eq(~fud)
class Single(_QcAdapterBase):
def __init__(self, platform, **kwargs):
_QcAdapterBase.__init__(self, platform, **kwargs)
rtio_csrs = self.rtio.get_csrs()
self.submodules.rtiowb = wbgen.Bank(rtio_csrs)
self.add_wb_slave(mem_decoder(0xa0000000), self.rtiowb.bus)
self.add_csr_region("rtio", 0xa0000000, 32, rtio_csrs)
dds_pads = platform.request("dds")
self.submodules.dds = ad9858.AD9858(dds_pads)
self.add_wb_slave(mem_decoder(0xb0000000), self.dds.bus)
self.comb += dds_pads.fud_n.eq(~fud)
default_subtarget = ARTIQMidiSoC
default_subtarget = Single