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[PATCH v4 11/14] RISC-V: Set minimum priv version for Zfh to 1.11
From: |
Christoph Muellner |
Subject: |
[PATCH v4 11/14] RISC-V: Set minimum priv version for Zfh to 1.11 |
Date: |
Tue, 31 Jan 2023 19:01:55 +0100 |
From: Christoph Müllner <christoph.muellner@vrull.eu>
There are no differences for floating point instructions in priv version 1.11
and 1.12. There is also no dependency for Zfh to priv version 1.12.
Therefore allow Zfh to be enabled for priv version 1.11.
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Christoph Müllner <christoph.muellner@vrull.eu>
---
target/riscv/cpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 5679e2cb83..3078556f1b 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -77,7 +77,7 @@ static const struct isa_ext_data isa_edata_arr[] = {
ISA_EXT_DATA_ENTRY(zifencei, true, PRIV_VERSION_1_10_0, ext_ifencei),
ISA_EXT_DATA_ENTRY(zihintpause, true, PRIV_VERSION_1_10_0,
ext_zihintpause),
ISA_EXT_DATA_ENTRY(zawrs, true, PRIV_VERSION_1_12_0, ext_zawrs),
- ISA_EXT_DATA_ENTRY(zfh, true, PRIV_VERSION_1_12_0, ext_zfh),
+ ISA_EXT_DATA_ENTRY(zfh, true, PRIV_VERSION_1_11_0, ext_zfh),
ISA_EXT_DATA_ENTRY(zfhmin, true, PRIV_VERSION_1_12_0, ext_zfhmin),
ISA_EXT_DATA_ENTRY(zfinx, true, PRIV_VERSION_1_12_0, ext_zfinx),
ISA_EXT_DATA_ENTRY(zdinx, true, PRIV_VERSION_1_12_0, ext_zdinx),
--
2.39.1
- [PATCH v4 02/14] RISC-V: Adding XTheadSync ISA extension, (continued)
- [PATCH v4 02/14] RISC-V: Adding XTheadSync ISA extension, Christoph Muellner, 2023/01/31
- [PATCH v4 14/14] target/riscv: add a MAINTAINERS entry for XThead* extension support, Christoph Muellner, 2023/01/31
- [PATCH v4 01/14] RISC-V: Adding XTheadCmo ISA extension, Christoph Muellner, 2023/01/31
- [PATCH v4 09/14] RISC-V: Adding T-Head MemIdx extension, Christoph Muellner, 2023/01/31
- [PATCH v4 13/14] RISC-V: Adding XTheadFmv ISA extension, Christoph Muellner, 2023/01/31
- [PATCH v4 12/14] RISC-V: Add initial support for T-Head C906, Christoph Muellner, 2023/01/31
- [PATCH v4 10/14] RISC-V: Adding T-Head FMemIdx extension, Christoph Muellner, 2023/01/31
- [PATCH v4 08/14] RISC-V: Adding T-Head MemPair extension, Christoph Muellner, 2023/01/31
- [PATCH v4 11/14] RISC-V: Set minimum priv version for Zfh to 1.11,
Christoph Muellner <=