[PATCH -next v21 04/27] riscv: Add new csr defines related to vector extension

[Andy Chiu]

From: Greentime Hu <greentime.hu at sifive.com>

Follow the riscv vector spec to add new csr numbers.

Acked-by: Guo Ren <guoren at kernel.org>
Co-developed-by: Guo Ren <guoren at linux.alibaba.com>
Signed-off-by: Guo Ren <guoren at linux.alibaba.com>
Co-developed-by: Vincent Chen <vincent.chen at sifive.com>
Signed-off-by: Vincent Chen <vincent.chen at sifive.com>
Signed-off-by: Greentime Hu <greentime.hu at sifive.com>
Reviewed-by: Palmer Dabbelt <palmer at rivosinc.com>
Suggested-by: Vineet Gupta <vineetg at rivosinc.com>
Signed-off-by: Andy Chiu <andy.chiu at sifive.com>
Reviewed-by: Conor Dooley <conor.dooley at microchip.com>
Reviewed-by: Heiko Stuebner <heiko.stuebner at vrull.eu>
Tested-by: Heiko Stuebner <heiko.stuebner at vrull.eu>
---
 arch/riscv/include/asm/csr.h | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/arch/riscv/include/asm/csr.h b/arch/riscv/include/asm/csr.h
index b6acb7ed115f..b98b3b6c9da2 100644
--- a/arch/riscv/include/asm/csr.h
+++ b/arch/riscv/include/asm/csr.h
@@ -24,16 +24,24 @@
 #define SR_FS_CLEAN	_AC(0x00004000, UL)
 #define SR_FS_DIRTY	_AC(0x00006000, UL)
 
+#define SR_VS		_AC(0x00000600, UL) /* Vector Status */
+#define SR_VS_OFF	_AC(0x00000000, UL)
+#define SR_VS_INITIAL	_AC(0x00000200, UL)
+#define SR_VS_CLEAN	_AC(0x00000400, UL)
+#define SR_VS_DIRTY	_AC(0x00000600, UL)
+
 #define SR_XS		_AC(0x00018000, UL) /* Extension Status */
 #define SR_XS_OFF	_AC(0x00000000, UL)
 #define SR_XS_INITIAL	_AC(0x00008000, UL)
 #define SR_XS_CLEAN	_AC(0x00010000, UL)
 #define SR_XS_DIRTY	_AC(0x00018000, UL)
 
+#define SR_FS_VS	(SR_FS | SR_VS) /* Vector and Floating-Point Unit */
+
 #ifndef CONFIG_64BIT
-#define SR_SD		_AC(0x80000000, UL) /* FS/XS dirty */
+#define SR_SD		_AC(0x80000000, UL) /* FS/VS/XS dirty */
 #else
-#define SR_SD		_AC(0x8000000000000000, UL) /* FS/XS dirty */
+#define SR_SD		_AC(0x8000000000000000, UL) /* FS/VS/XS dirty */
 #endif
 
 #ifdef CONFIG_64BIT
@@ -375,6 +383,12 @@
 #define CSR_MVIPH		0x319
 #define CSR_MIPH		0x354
 
+#define CSR_VSTART		0x8
+#define CSR_VCSR		0xf
+#define CSR_VL			0xc20
+#define CSR_VTYPE		0xc21
+#define CSR_VLENB		0xc22
+
 #ifdef CONFIG_RISCV_M_MODE
 # define CSR_STATUS	CSR_MSTATUS
 # define CSR_IE		CSR_MIE
-- 
2.17.1