[RFC PATCH v7 15/21] riscv: Use CSR_STATUS to replace sstatus in vector.S
Greentime Hu
greentime.hu at sifive.com
Thu Sep 10 04:12:10 EDT 2020
It should use the same logic here in both m-mode and s-mode.
Signed-off-by: Greentime Hu <greentime.hu at sifive.com>
---
arch/riscv/kernel/vector.S | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/riscv/kernel/vector.S b/arch/riscv/kernel/vector.S
index 4c880b1c32aa..4f0c5a166e4e 100644
--- a/arch/riscv/kernel/vector.S
+++ b/arch/riscv/kernel/vector.S
@@ -32,7 +32,7 @@
ENTRY(__vstate_save)
li status, SR_VS
- csrs sstatus, status
+ csrs CSR_STATUS, status
csrr x_vstart, CSR_VSTART
csrr x_vtype, CSR_VTYPE
@@ -53,13 +53,13 @@ ENTRY(__vstate_save)
REG_S x_vl, RISCV_V_STATE_VL(vstatep)
REG_S x_vcsr, RISCV_V_STATE_VCSR(vstatep)
- csrc sstatus, status
+ csrc CSR_STATUS, status
ret
ENDPROC(__vstate_save)
ENTRY(__vstate_restore)
li status, SR_VS
- csrs sstatus, status
+ csrs CSR_STATUS, status
li m_one, -1
vsetvli incr, m_one, e8, m8
@@ -79,6 +79,6 @@ ENTRY(__vstate_restore)
csrw CSR_VSTART, x_vstart
csrw CSR_VCSR, x_vcsr
- csrc sstatus, status
+ csrc CSR_STATUS, status
ret
ENDPROC(__vstate_restore)
--
2.28.0
More information about the linux-riscv
mailing list