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RISC-V: Support ssqosid extension with version 1.0.

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It only add one new CSR: `srmcfg`.

Ref: https://github.com/riscv/riscv-ssqosid/releases/tag/v1.0
This commit is contained in:
Kito Cheng
2025-01-21 22:07:25 +08:00
committed by Nelson Chu
parent ade87b8e62
commit 56a0188548
11 changed files with 31 additions and 0 deletions
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4
include/opcode/riscv-opc.h
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@@ -4254,6 +4254,8 @@
#define CSR_VL 0xc20
#define CSR_VTYPE 0xc21
#define CSR_VLENB 0xc22
/* Ssqosid CSR addresses. */
#define CSR_SRMCFG 0x181
#endif /* RISCV_ENCODING_H */
#ifdef DECLARE_INSN
DECLARE_INSN(slli_rv32, MATCH_SLLI_RV32, MASK_SLLI_RV32)
@@ -5393,6 +5395,8 @@ DECLARE_CSR(vcsr, CSR_VCSR, CSR_CLASS_V, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_N
DECLARE_CSR(vl, CSR_VL, CSR_CLASS_V, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_NONE)
DECLARE_CSR(vtype, CSR_VTYPE, CSR_CLASS_V, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_NONE)
DECLARE_CSR(vlenb, CSR_VLENB, CSR_CLASS_V, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_NONE)
/* Ssqosid CSR. */
DECLARE_CSR(srmcfg, CSR_SRMCFG, CSR_CLASS_SSQOSID, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_NONE)
#endif /* DECLARE_CSR */
#ifdef DECLARE_CSR_ALIAS
DECLARE_CSR_ALIAS(dscratch, CSR_DSCRATCH0, CSR_CLASS_DEBUG, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_NONE)