[PATCH 06/12] riscv: Add SiFive xsfvfnrclipxfqf vendor extension
Cyan Yang
cyan.yang at sifive.com
Thu Apr 17 22:32:33 PDT 2025
Add SiFive vendor extension "xsfvfnrclipxfqf" support to the kernel.
Signed-off-by: Cyan Yang <cyan.yang at sifive.com>
---
arch/riscv/include/asm/vendor_extensions/sifive.h | 1 +
arch/riscv/kernel/vendor_extensions/sifive.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/arch/riscv/include/asm/vendor_extensions/sifive.h b/arch/riscv/include/asm/vendor_extensions/sifive.h
index 608004250e2e..2d05e3e73170 100644
--- a/arch/riscv/include/asm/vendor_extensions/sifive.h
+++ b/arch/riscv/include/asm/vendor_extensions/sifive.h
@@ -8,6 +8,7 @@
#define RISCV_ISA_VENDOR_EXT_XSFVQMACCDOD 0
#define RISCV_ISA_VENDOR_EXT_XSFVQMACCQOQ 1
+#define RISCV_ISA_VENDOR_EXT_XSFVFNRCLIPXFQF 2
extern struct riscv_isa_vendor_ext_data_list riscv_isa_vendor_ext_list_sifive;
diff --git a/arch/riscv/kernel/vendor_extensions/sifive.c b/arch/riscv/kernel/vendor_extensions/sifive.c
index 990ac83b1f81..077315e5b2d7 100644
--- a/arch/riscv/kernel/vendor_extensions/sifive.c
+++ b/arch/riscv/kernel/vendor_extensions/sifive.c
@@ -9,6 +9,7 @@
/* All SiFive vendor extensions supported in Linux */
const struct riscv_isa_ext_data riscv_isa_vendor_ext_sifive[] = {
+ __RISCV_ISA_EXT_DATA(xsfvfnrclipxfqf, RISCV_ISA_VENDOR_EXT_XSFVFNRCLIPXFQF),
__RISCV_ISA_EXT_DATA(xsfvqmaccdod, RISCV_ISA_VENDOR_EXT_XSFVQMACCDOD),
__RISCV_ISA_EXT_DATA(xsfvqmaccqoq, RISCV_ISA_VENDOR_EXT_XSFVQMACCQOQ),
};
--
2.39.5 (Apple Git-154)
More information about the linux-riscv
mailing list