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Add unratified Zicfiss extension #357

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wants to merge 16 commits into from
Closed

Add unratified Zicfiss extension #357

wants to merge 16 commits into from

Commits on Nov 22, 2023

  1. shadow stack memory access checks in PMP

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  2. shadow stack page type in PTE and updated PTE checks

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  3. shadow stack access and page faults

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  4. software check exception

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  5. shadow stack enable bit in xEnvcfg

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  6. shadow stack memory access types and sw check exception types

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  7. access faults caused by shadow stack

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  8. shadow stack access cause access-fault if vmem mode is Bare

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  9. shadow stack access types

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  10. add zcmop and zimop hooks for zicfiss

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  11. add zicfiss instructions

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  12. add ssp URW CSR

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  13. add ssp register

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  14. add zicfiss extension files to Makefile

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  15. separate out menvcfg and senvcfg as menvcfg modulates senvcfg

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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  16. ssp CSR alinment check

    @ved-rivos
    ved-rivos committed Nov 22, 2023
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