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| author | Anup Patel <anup.patel@wdc.com> | 2022-02-04 23:16:42 +0530 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2022-02-16 12:24:18 +1000 |
| commit | 32b0ada038629311aa90499a68de29473df7935d (patch) | |
| tree | 6c0e8aecc592dcbf74cc40c9b128dc3385d46ca0 | |
| parent | f87adf23fa66fd07d9f003173d386c0a54d9ddb0 (diff) | |
| download | focaccia-qemu-32b0ada038629311aa90499a68de29473df7935d.tar.gz focaccia-qemu-32b0ada038629311aa90499a68de29473df7935d.zip | |
target/riscv: Add AIA cpu feature
We define a CPU feature for AIA CSR support in RISC-V CPUs which can be set by machine/device emulation. The RISC-V CSR emulation will also check this feature for emulating AIA CSRs. Signed-off-by: Anup Patel <anup.patel@wdc.com> Signed-off-by: Anup Patel <anup@brainfault.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Frank Chang <frank.chang@sifive.com> Message-id: 20220204174700.534953-7-anup@brainfault.org Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
| -rw-r--r-- | target/riscv/cpu.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 283a3cda4b..8838c61ae4 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -78,7 +78,8 @@ enum { RISCV_FEATURE_MMU, RISCV_FEATURE_PMP, RISCV_FEATURE_EPMP, - RISCV_FEATURE_MISA + RISCV_FEATURE_MISA, + RISCV_FEATURE_AIA }; #define PRIV_VERSION_1_10_0 0x00011000 |