mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-01 04:53:09 -04:00
Code Issues Packages Projects Releases Wiki Activity

riscv: csr: Add CSR encodings for CSR_VXRM/CSR_VXSAT

Browse Source 
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>
Tested-by: Yangyu Chen <cyy@cyyself.name>
Link: https://lore.kernel.org/r/20241113-xtheadvector-v11-7-236c22791ef9@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
This commit is contained in:
Charlie Jenkins
2024-11-13 18:21:13 -08:00
committed by Palmer Dabbelt
parent 66f197785d
commit b9a9314424
1 changed files with 8 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
arch/riscv/include/asm/csr.h
View File

@@ -314,9 +314,14 @@
#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