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-rw-r--r--lib/sbi/sbi_fwft.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/sbi/sbi_fwft.c b/lib/sbi/sbi_fwft.c
index 9cf14c16..0cb165b4 100644
--- a/lib/sbi/sbi_fwft.c
+++ b/lib/sbi/sbi_fwft.c
@@ -311,6 +311,18 @@ static int fwft_get_feature(enum sbi_fwft_feature_t feature,
return SBI_SUCCESS;
}
+static void fwft_clear_config_lock(enum sbi_fwft_feature_t feature)
+{
+ int ret;
+ struct fwft_config *conf;
+
+ ret = fwft_get_feature(feature, &conf);
+ if (ret)
+ return;
+
+ conf->flags &= ~SBI_FWFT_SET_FLAG_LOCK;
+}
+
int sbi_fwft_set(enum sbi_fwft_feature_t feature, unsigned long value,
unsigned long flags)
{
@@ -414,5 +426,8 @@ int sbi_fwft_init(struct sbi_scratch *scratch, bool cold_boot)
fwft_set_hart_state_ptr(scratch, fhs);
}
+ for (i = 0; i < array_size(features); i++)
+ fwft_clear_config_lock(features[i].id);
+
return 0;
}