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lib: sbi: Detect support of debug triggers

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Detect if debug triggers, sdtrig extension, is supported
by the CPU. The support is detected by access traps and
ISA string parsing.

Signed-off-by: Himanshu Chauhan <hchauhan@ventanamicro.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Himanshu Chauhan
2024-01-09 22:30:16 +05:30
committed by Anup Patel
parent 24997697ae
commit 40dac6bcfe
2 changed files with 6 additions and 0 deletions
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2
include/sbi/sbi_hart.h
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@@ -53,6 +53,8 @@ enum sbi_hart_extensions {
SBI_HART_EXT_ZICBOM,
/** Hart has Svpbmt extension */
SBI_HART_EXT_SVPBMT,
/** Hart has debug trigger extension */
SBI_HART_EXT_SDTRIG,
/** Maximum index of Hart extension */
SBI_HART_EXT_MAX,