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osmo-e1-hardware
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129 Commits 10 Branches 7 Tags 53 MiB
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6 Commits

Author SHA1 Message Date
Sylvain Munaut bbe3e28052 gateware/common: Fix whitespace formatting in wb_epbuf 
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
Change-Id: I4298b198ce02347de05d974458e98f44200adf63
 2020-10-28 00:43:13 +01:00
Sylvain Munaut 488bf8a29f gateware/common: Add register stage for the 'ack' and 'rdata' 
This greatly improves timing at the expense of one cycle delay for all
wishbone access to peripherals.

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2020-10-09 13:05:53 +02:00
Sylvain Munaut ff0ab3e383 gateware: Wrap capture/counter units and allow use of SB_MAC16 
We have a bunch of Multiply Add units that are un-used, we can
make use of the "accumulate" part to implement the few wide
counters we have to win some LCs.

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2020-10-03 20:15:28 +02:00
Sylvain Munaut c75f71e319 gateware/common: Add iCE40 optimized register file for picorv32 
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2020-10-03 20:04:19 +02:00
Sylvain Munaut 7b228843ae gateware: Minor syntax fixes 
Theses syntax error are ignored by yosys but trying synopsys, it is more
strict, so fix them. Right thing to do anyway ...

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2020-09-22 20:00:13 +02:00
Sylvain Munaut 21b03baf47 gateware: Initial import of all common parts 
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2020-09-14 10:56:49 +02:00