[PATCH v4 07/13] riscv: csr: Add CSR encodings for CSR_VXRM/CSR_VXSAT

Charlie Jenkins
2024-07-03T05:57:38Z

The VXRM vector csr for xtheadvector has an encoding of 0xa and VXSAT
has an encoding of 0x9.

Co-developed-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Charlie Jenkins <charlie@rivosinc.com>
---
arch/riscv/include/asm/csr.h | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/arch/riscv/include/asm/csr.h b/arch/riscv/include/asm/csr.h
index 3eeb07d73065..c0a60c4ed911 100644
--- a/arch/riscv/include/asm/csr.h
+++ b/arch/riscv/include/asm/csr.h
@@ -300,9 +300,14 @@
#define CSR_STIMECMP 0x14D
#define CSR_STIMECMPH 0x15D

-#define VCSR_VXRM_MASK 3
-#define VCSR_VXRM_SHIFT 1
-#define VCSR_VXSAT_MASK 1
+/* xtheadvector symbolic CSR names */
+#define CSR_VXSAT 0x9
+#define CSR_VXRM 0xa
+
+/* xtheadvector CSR masks */
+#define CSR_VXRM_MASK 3
+#define CSR_VXRM_SHIFT 1
+#define CSR_VXSAT_MASK 1

/* Supervisor-Level Window to Indirectly Accessed Registers (AIA) */
#define CSR_SISELECT 0x150