diff mbox series

[v6,11/17] riscv: csr: Add CSR encodings for VCSR_VXRM/VCSR_VXSAT

Message ID 20240503-dev-charlie-support_thead_vector_6_9-v6-11-cb7624e65d82@rivosinc.com (mailing list archive)
State Changes Requested
Headers show
Series riscv: Support vendor extensions and xtheadvector | expand

Checks

Context Check Description
conchuod/vmtest-for-next-PR fail PR summary
conchuod/patch-11-test-1 success .github/scripts/patches/tests/build_rv32_defconfig.sh
conchuod/patch-11-test-2 fail .github/scripts/patches/tests/build_rv64_clang_allmodconfig.sh
conchuod/patch-11-test-3 fail .github/scripts/patches/tests/build_rv64_gcc_allmodconfig.sh
conchuod/patch-11-test-4 success .github/scripts/patches/tests/build_rv64_nommu_k210_defconfig.sh
conchuod/patch-11-test-5 success .github/scripts/patches/tests/build_rv64_nommu_virt_defconfig.sh
conchuod/patch-11-test-6 warning .github/scripts/patches/tests/checkpatch.sh
conchuod/patch-11-test-7 success .github/scripts/patches/tests/dtb_warn_rv64.sh
conchuod/patch-11-test-8 success .github/scripts/patches/tests/header_inline.sh
conchuod/patch-11-test-9 success .github/scripts/patches/tests/kdoc.sh
conchuod/patch-11-test-10 success .github/scripts/patches/tests/module_param.sh
conchuod/patch-11-test-11 success .github/scripts/patches/tests/verify_fixes.sh
conchuod/patch-11-test-12 success .github/scripts/patches/tests/verify_signedoff.sh

Commit Message

Charlie Jenkins May 3, 2024, 6:18 p.m. UTC
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: Charlie Jenkins <charlie@rivosinc.com>
---
 arch/riscv/include/asm/csr.h | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/arch/riscv/include/asm/csr.h b/arch/riscv/include/asm/csr.h
index 13bc99c995d1..e5a35efd56e0 100644
--- a/arch/riscv/include/asm/csr.h
+++ b/arch/riscv/include/asm/csr.h
@@ -219,6 +219,8 @@ 
 #define VCSR_VXRM_MASK			3
 #define VCSR_VXRM_SHIFT			1
 #define VCSR_VXSAT_MASK			1
+#define VCSR_VXSAT			0x9
+#define VCSR_VXRM			0xa
 
 /* symbolic CSR names: */
 #define CSR_CYCLE		0xc00