[Open Crypto Project] #12: Verilator warnings in i2c core

[Open Crypto Project]

#12: Verilator warnings in i2c core
-----------------------+----------------------
  Reporter:  joachims  |      Owner:  pselkirk
      Type:  defect    |     Status:  new
  Priority:  major     |  Milestone:
 Component:  rtl       |    Version:
Resolution:            |   Keywords:
Blocked By:            |   Blocking:  6
-----------------------+----------------------
Changes (by sra):

 * blocking:   => 6


Old description:

> Warnings found for the i2c rtl code using verilator --Wall --lint-only *:
>
> %Warning-UNUSED: i2c.v:64: Signal is not used: write_data
> %Warning-UNUSED: Use "/* verilator lint_off UNUSED */" and lint_on around
> source to disable this message.
> %Warning-UNUSED: i2c_core.v:48: Bits of signal are not used:
> i2c_device_addr[0]
> %Warning-CASEINCOMPLETE: i2c_core.v:436: Case values incompletely covered
> (example pattern 0x0)
> %Warning-CASEINCOMPLETE: i2c_core.v:456: Case values incompletely covered
> (example pattern 0x0)
> %Warning-CASEINCOMPLETE: i2c_core.v:519: Case values incompletely covered
> (example pattern 0x0)
> %Warning-CASEINCOMPLETE: i2c_core.v:539: Case values incompletely covered
> (example pattern 0x0)

New description:

 Warnings found for the i2c rtl code using verilator --Wall --lint-only *:

 {{{
 %Warning-UNUSED: i2c.v:64: Signal is not used: write_data
 %Warning-UNUSED: Use "/* verilator lint_off UNUSED */" and lint_on around
 source to disable this message.
 %Warning-UNUSED: i2c_core.v:48: Bits of signal are not used:
 i2c_device_addr[0]
 %Warning-CASEINCOMPLETE: i2c_core.v:436: Case values incompletely covered
 (example pattern 0x0)
 %Warning-CASEINCOMPLETE: i2c_core.v:456: Case values incompletely covered
 (example pattern 0x0)
 %Warning-CASEINCOMPLETE: i2c_core.v:519: Case values incompletely covered
 (example pattern 0x0)
 %Warning-CASEINCOMPLETE: i2c_core.v:539: Case values incompletely covered
 (example pattern 0x0)
 }}}

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Ticket URL: <https://trac.cryptech.is/ticket/12#comment:1>
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