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lib: sbi: Add support for smcntrpmf

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This adds the support for ISA extension smcntrpmf. When some inhibit flags
are set by a lower privilege mode for new CSRs added by smcntrpmf, OpenSBI
sets the appropriate values correspondingly.

Signed-off-by: Kaiwen Xue <kaiwenx@andrew.cmu.edu>
Signed-off-by: Kaiwen Xue <kaiwenx@rivosinc.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
This commit is contained in:
Kaiwen Xue
2023-07-20 14:07:02 -07:00
committed by Anup Patel
parent 94197a8c49
commit c104c60912
5 changed files with 69 additions and 2 deletions
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2
include/sbi/sbi_hart.h
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@@ -40,6 +40,8 @@ enum sbi_hart_extensions {
SBI_HART_EXT_ZICNTR,
/** HART has Zihpm extension */
SBI_HART_EXT_ZIHPM,
/** Hart has Smcntrpmf extension */
SBI_HART_EXT_SMCNTRPMF,
/** Maximum index of Hart extension */
SBI_HART_EXT_MAX,