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[aes] Rework register interface #1053

Merged
merged 7 commits into from Dec 2, 2019
Merged

[aes] Rework register interface #1053

merged 7 commits into from Dec 2, 2019

Commits on Nov 28, 2019

  1. [aes/rtl] Add headers, restructure AES core 

    Signed-off-by: Pirmin Vogel <vogelpi@lowrisc.org>
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    vogelpi committed Nov 28, 2019
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  2. [aes/rtl] Update register tool 

    Signed-off-by: Pirmin Vogel <vogelpi@lowrisc.org>
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    vogelpi committed Nov 28, 2019
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  3. [aes] Allow hardware to clear input data and key registers 

    This commit modifies the input data and initial key registers as well as
the control FSM to allow the hardware to clear those registers based on
the content of the trigger register.

Signed-off-by: Pirmin Vogel <vogelpi@lowrisc.org>
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    vogelpi committed Nov 28, 2019
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  4. [aes/rtl] Beautify input/output handling 

    Signed-off-by: Pirmin Vogel <vogelpi@lowrisc.org>
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    vogelpi committed Nov 28, 2019
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  5. [aes] Ignore writes to key register when not idle 

    Signed-off-by: Pirmin Vogel <vogelpi@lowrisc.org>
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    vogelpi committed Nov 28, 2019
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  6. [aes] Ignore writes to control register when not idle 

    Signed-off-by: Pirmin Vogel <vogelpi@lowrisc.org>
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    vogelpi committed Nov 28, 2019
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  7. [aes] Make the trigger register write-only for software 

    Software does not need to be able to read back the content of the
trigger register. This commit removes read access for software.

Signed-off-by: Pirmin Vogel <vogelpi@lowrisc.org>
    @vogelpi
    vogelpi committed Nov 28, 2019
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