diff options
| author | Anup Patel <apatel@ventanamicro.com> | 2022-04-28 16:29:14 +0300 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2022-05-07 07:35:37 +0300 |
| commit | dbc3d8f0ef19563a89aea266e032acbab549f7fe (patch) | |
| tree | 50d02ef8441568b104b502141df053c3b80493e4 /include/sbi | |
| parent | d4b563c881d6bca15bd0c4123c245c875a80ffe6 (diff) | |
| download | opensbi-dbc3d8f0ef19563a89aea266e032acbab549f7fe.tar.xz | |
lib: sbi: Remove MCOUNTINHIBT hart feature
If a hart implements privileged spec v1.11 (or higher) then we can
safely assume that mcountinhibit CSR is present and we don't need
MCOUNTINHIBT as a hart feature.
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Diffstat (limited to 'include/sbi')
| -rw-r--r-- | include/sbi/sbi_hart.h | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/include/sbi/sbi_hart.h b/include/sbi/sbi_hart.h index 4665a62..bc6b766 100644 --- a/include/sbi/sbi_hart.h +++ b/include/sbi/sbi_hart.h @@ -26,20 +26,18 @@ enum sbi_hart_priv_versions { /** Possible feature flags of a hart */ enum sbi_hart_features { - /** Hart has counter inhibit CSR */ - SBI_HART_HAS_MCOUNTINHIBIT = (1 << 0), /** Hart has sscofpmf extension */ - SBI_HART_HAS_SSCOFPMF = (1 << 1), + SBI_HART_HAS_SSCOFPMF = (1 << 0), /** HART has timer csr implementation in hardware */ - SBI_HART_HAS_TIME = (1 << 2), + SBI_HART_HAS_TIME = (1 << 1), /** HART has AIA local interrupt CSRs */ - SBI_HART_HAS_AIA = (1 << 3), + SBI_HART_HAS_AIA = (1 << 2), /** HART has menvcfg CSR */ - SBI_HART_HAS_MENVCFG = (1 << 4), + SBI_HART_HAS_MENVCFG = (1 << 3), /** HART has mstateen CSR **/ - SBI_HART_HAS_SMSTATEEN = (1 << 5), + SBI_HART_HAS_SMSTATEEN = (1 << 4), /** HART has SSTC extension implemented in hardware */ - SBI_HART_HAS_SSTC = (1 << 6), + SBI_HART_HAS_SSTC = (1 << 5), /** Last index of Hart features*/ SBI_HART_HAS_LAST_FEATURE = SBI_HART_HAS_SSTC, |