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Re: [PATCH v10 08/18] target/riscv: add rva22u64 profile definition
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From: |
Jerry Shih |
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Subject: |
Re: [PATCH v10 08/18] target/riscv: add rva22u64 profile definition |
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Date: |
Tue, 21 Nov 2023 16:13:51 +0800 |
On Nov 3, 2023, at 21:46, Daniel Henrique Barboza <dbarboza@ventanamicro.com>
wrote:
>
> +/*
> + * RVA22U64 defines some 'named features' or 'synthetic extensions'
> + * that are cache related: Za64rs, Zic64b, Ziccif, Ziccrse, Ziccamoa
> + * and Zicclsm. We do not implement caching in QEMU so we'll consider
> + * all these named features as always enabled.
> + *
Hi Daniel,
If the cache related extensions are `ignored/assumed enabled`, why don't
we export them in `riscv,isa`?
If we try to check the RVA22 profile in linux kernel running with qemu, the
isa string is not match RVA22 profile.
Thanks,
Jerry
- [PATCH v10 01/18] target/riscv: create TYPE_RISCV_VENDOR_CPU, (continued)
- [PATCH v10 01/18] target/riscv: create TYPE_RISCV_VENDOR_CPU, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 02/18] target/riscv/tcg: do not use "!generic" CPU checks, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 03/18] target/riscv/tcg: update priv_ver on user_set extensions, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 04/18] target/riscv: add rv64i CPU, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 05/18] target/riscv: add zicbop extension flag, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 06/18] target/riscv/tcg: add 'zic64b' support, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 09/18] target/riscv/kvm: add 'rva22u64' flag as unavailable, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 07/18] riscv-qmp-cmds.c: expose named features in cpu_model_expansion, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 08/18] target/riscv: add rva22u64 profile definition, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 11/18] target/riscv/tcg: add MISA user options hash, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 13/18] target/riscv/tcg: handle profile MISA bits, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 12/18] target/riscv/tcg: add riscv_cpu_write_misa_bit(), Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 10/18] target/riscv/tcg: add user flag for profile support, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 14/18] target/riscv/tcg: add hash table insert helpers, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 15/18] target/riscv/tcg: honor user choice for G MISA bits, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 16/18] target/riscv/tcg: validate profiles during finalize, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 17/18] riscv-qmp-cmds.c: add profile flags in cpu-model-expansion, Daniel Henrique Barboza, 2023/11/03
- [PATCH v10 18/18] target/riscv: add 'rva22u64' CPU, Daniel Henrique Barboza, 2023/11/03