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-rw-r--r--src/arch/riscv/bootblock.S1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/arch/riscv/bootblock.S b/src/arch/riscv/bootblock.S
index 7f84215dac..d4b8be7c2a 100644
--- a/src/arch/riscv/bootblock.S
+++ b/src/arch/riscv/bootblock.S
@@ -50,6 +50,7 @@ _start:
# initialize hart-local storage
csrr a0, mhartid
+ csrrw a1, mscratch, zero
call hls_init
li a0, CONFIG_RISCV_WORKING_HARTID