[PATCH v1] "Reset registers to enhance robustness."
Pope B.Lei
popeblei at gmail.com
Wed May 29 00:37:47 PDT 2024
Signed-off-by: Pope B.Lei <popeblei at gmail.com>
---
V1: If the registers are not initialized, they may remain in an x-state in certain DV verification environments due to the lack of written values, causing the x-state to propagate during the boot process. Adding register initialization enhances robustness.
firmware/fw_base.S | 2 ++
1 file changed, 2 insertions(+)
diff --git a/firmware/fw_base.S b/firmware/fw_base.S
index b950c0b..10889a9 100644
--- a/firmware/fw_base.S
+++ b/firmware/fw_base.S
@@ -36,6 +36,8 @@
.globl _start
.globl _start_warm
_start:
+ /* Reset registers to enhance robustness. */
+ call _reset_regs
/* Find preferred boot HART id */
MOV_3R s0, a0, s1, a1, s2, a2
call fw_boot_hart
--
2.35.2.windows.1
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