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core/controller: aerate code

This commit is contained in:
Florent Kermarrec 2016-04-29 17:28:58 +02:00
parent 997c1ce707
commit 97fb293109
1 changed files with 22 additions and 7 deletions
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29
litedram/core/controller.py
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@ -30,6 +30,7 @@ class LiteDRAMController(Module):
geom_settings.bankbits, geom_settings.bankbits,
phy_settings.dfi_databits, phy_settings.dfi_databits,
phy_settings.nphases) phy_settings.nphases)
self.lasmic = common.Interface( self.lasmic = common.Interface(
aw=geom_settings.rowbits + geom_settings.colbits - address_align, aw=geom_settings.rowbits + geom_settings.colbits - address_align,
dw=phy_settings.dfi_databits*phy_settings.nphases, dw=phy_settings.dfi_databits*phy_settings.nphases,
@ -37,18 +38,32 @@ class LiteDRAMController(Module):
req_queue_size=controller_settings.req_queue_size, req_queue_size=controller_settings.req_queue_size,
read_latency=phy_settings.read_latency+1, read_latency=phy_settings.read_latency+1,
write_latency=phy_settings.write_latency+1) write_latency=phy_settings.write_latency+1)
self.nrowbits = geom_settings.colbits - address_align self.nrowbits = geom_settings.colbits - address_align
# # # # # #
self.submodules.refresher = Refresher(geom_settings.addressbits, geom_settings.bankbits, self.submodules.refresher = Refresher(geom_settings.addressbits,
timing_settings.tRP, timing_settings.tREFI, timing_settings.tRFC) geom_settings.bankbits,
self.submodules.bank_machines = [BankMachine(geom_settings, timing_settings, controller_settings, address_align, i, timing_settings.tRP,
getattr(self.lasmic, "bank"+str(i))) timing_settings.tREFI,timing_settings.tRFC)
self.submodules.bank_machines = [BankMachine(geom_settings,
timing_settings,
controller_settings,
address_align,
i,
getattr(self.lasmic, "bank"+str(i)))
for i in range(2**geom_settings.bankbits)] for i in range(2**geom_settings.bankbits)]
self.submodules.multiplexer = Multiplexer(phy_settings, geom_settings, timing_settings, controller_settings,
self.bank_machines, self.refresher, self.submodules.multiplexer = Multiplexer(phy_settings,
self.dfi, self.lasmic) geom_settings,
timing_settings,
controller_settings,
self.bank_machines,
self.refresher,
self.dfi,
self.lasmic)
def get_csrs(self): def get_csrs(self):
return self.multiplexer.get_csrs() return self.multiplexer.get_csrs()