[PATCH] dbtr: Fix sbi_dbtr_read_trig to read from CSRs

Jesse Taube jesse at rivosinc.com
Wed Aug 6 10:10:41 PDT 2025


sbi_dbtr_read_trig returned the saved state of tdata{1-3}, when it
should have returned the updated state read from CSRs.

Update sbi_dbtr_read_trig to return updated state read from CSRs.

Signed-off-by: Jesse Taube <jesse at rivosinc.com>
---
 lib/sbi/sbi_dbtr.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/sbi/sbi_dbtr.c b/lib/sbi/sbi_dbtr.c
index a832c7f1..a39c3164 100644
--- a/lib/sbi/sbi_dbtr.c
+++ b/lib/sbi/sbi_dbtr.c
@@ -529,9 +529,9 @@ int sbi_dbtr_read_trig(unsigned long smode,
 		xmit = &entry->data;
 		trig = INDEX_TO_TRIGGER((_idx + trig_idx_base));
 		xmit->tstate = cpu_to_lle(trig->state);
-		xmit->tdata1 = cpu_to_lle(trig->tdata1);
-		xmit->tdata2 = cpu_to_lle(trig->tdata2);
-		xmit->tdata3 = cpu_to_lle(trig->tdata3);
+		xmit->tdata1 = csr_read(CSR_TDATA1);
+		xmit->tdata2 = csr_read(CSR_TDATA2);
+		xmit->tdata3 = csr_read(CSR_TDATA1);
 	}
 	sbi_hart_unmap_saddr();
 
-- 
2.43.0




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