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lib: sbi: Detect extensions from the ISA string in DT

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Enable access to some extensions through menvcfg and show them in "Boot
HART ISA Extensions" if they are present in the device tree.

Signed-off-by: Yong-Xuan Wang <yongxuan.wang@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Yong-Xuan Wang
2023-12-12 08:58:35 +00:00
committed by Anup Patel
parent 776770d2ad
commit 3daac8fb87
2 changed files with 21 additions and 34 deletions
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6
include/sbi/sbi_hart.h
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@@ -47,6 +47,12 @@ enum sbi_hart_extensions {
SBI_HART_EXT_SMCNTRPMF,
/** Hart has Xandespmu extension */
SBI_HART_EXT_XANDESPMU,
/** Hart has Zicboz extension */
SBI_HART_EXT_ZICBOZ,
/** Hart has Zicbom extension */
SBI_HART_EXT_ZICBOM,
/** Hart has Svpbmt extension */
SBI_HART_EXT_SVPBMT,
/** Maximum index of Hart extension */
SBI_HART_EXT_MAX,