forked from Mirrors/opensbi
lib: sbi: detect features before everything else in sbi_hart_init()
We should detect HART features in sbi_hart_init() before mstatus_init(), delegate_traps() and pmp_init(). Signed-off-by: Anup Patel <anup.patel@wdc.com> Reviewed-by: Atish Patra <atish.patra@wdc.com>
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@@ -247,7 +247,7 @@ static inline char *sbi_hart_feature_id2string(unsigned long feature)
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fstr = "pmp";
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break;
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case SBI_HART_HAS_SCOUNTEREN:
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fstr = "scountern";
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fstr = "scounteren";
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break;
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case SBI_HART_HAS_MCOUNTEREN:
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fstr = "mcounteren";
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@@ -371,8 +371,10 @@ int sbi_hart_init(struct sbi_scratch *scratch, u32 hartid, bool cold_boot)
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if (!hart_features_offset)
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return SBI_ENOMEM;
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}
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hart_features = sbi_scratch_offset_ptr(scratch, hart_features_offset);
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*hart_features = 0;
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sbi_hart_detect_features(hartid);
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mstatus_init(scratch, hartid);
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@@ -384,8 +386,6 @@ int sbi_hart_init(struct sbi_scratch *scratch, u32 hartid, bool cold_boot)
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if (rc)
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return rc;
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sbi_hart_detect_features(hartid);
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return pmp_init(scratch, hartid);
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}
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