From 6c1d9550549288f6b60ea9f5ac6a4a90eb6bf55d Mon Sep 17 00:00:00 2001 From: Heiko Stuebner Date: Fri, 24 Feb 2023 14:20:17 +0100 Subject: [PATCH RFC 1/2] RISC-V: define the elements of the VCSR vector CSR The VCSR CSR contains two elements VXRM[2:1] and VXSAT[0]. Define constants for those to access the elements in a readable way. Signed-off-by: Heiko Stuebner --- arch/riscv/include/asm/csr.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/riscv/include/asm/csr.h b/arch/riscv/include/asm/csr.h index add51662b7c3..8b06f2472915 100644 --- a/arch/riscv/include/asm/csr.h +++ b/arch/riscv/include/asm/csr.h @@ -176,6 +176,11 @@ #define ENVCFG_CBIE_INV _AC(0x3, UL) #define ENVCFG_FIOM _AC(0x1, UL) +/* VCSR flags */ +#define VCSR_VXRM_MASK 3 +#define VCSR_VXRM_SHIFT 1 +#define VCSR_VXSAT_MASK 1 + /* symbolic CSR names: */ #define CSR_CYCLE 0xc00 #define CSR_TIME 0xc01 -- 2.39.0