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From: Bruno Piazera Larsen <bruno.larsen@eldorado.org.br>
To: "Lucas Mateus Castro (alqotel)" <lucas.araujo@eldorado.org.br>,
	qemu-devel@nongnu.org, qemu-ppc@nongnu.org
Cc: luis.pires@eldorado.org.br, fernando.valle@eldorado.org.br,
	matheus.ferst@eldorado.org.br, david@gibson.dropbear.id.au
Subject: Re: [PATCH v2 3/3] target/ppc: moved ppc_store_sdr1 to mmu_common.c
Date: Thu, 10 Jun 2021 13:54:24 -0300	[thread overview]
Message-ID: <9f391290-a5b5-6508-e75a-9c2630c41e64@eldorado.org.br> (raw)
In-Reply-To: <20210610164648.83878-4-lucas.araujo@eldorado.org.br>

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On 10/06/2021 13:46, Lucas Mateus Castro (alqotel) wrote:
> Moved ppc_store_sdr1 to mmu_common.c as it was originally in
> mmu_helper.c.
>
> Signed-off-by: Lucas Mateus Castro (alqotel) <lucas.araujo@eldorado.org.br>
> ---
>   target/ppc/cpu.c        | 28 ----------------------------
>   target/ppc/mmu_common.c | 28 ++++++++++++++++++++++++++++
>   2 files changed, 28 insertions(+), 28 deletions(-)
>
> diff --git a/target/ppc/cpu.c b/target/ppc/cpu.c
> index 19d67b5b07..7ad9bd6044 100644
> --- a/target/ppc/cpu.c
> +++ b/target/ppc/cpu.c
> @@ -67,34 +67,6 @@ uint32_t ppc_get_vscr(CPUPPCState *env)
>       return env->vscr | (sat << VSCR_SAT);
>   }
>   
> -#ifdef CONFIG_SOFTMMU
> -void ppc_store_sdr1(CPUPPCState *env, target_ulong value)
> -{
> -    PowerPCCPU *cpu = env_archcpu(env);
> -    qemu_log_mask(CPU_LOG_MMU, "%s: " TARGET_FMT_lx "\n", __func__, value);
> -    assert(!cpu->vhyp);
> -#if defined(TARGET_PPC64)
> -    if (mmu_is_64bit(env->mmu_model)) {
> -        target_ulong sdr_mask = SDR_64_HTABORG | SDR_64_HTABSIZE;
> -        target_ulong htabsize = value & SDR_64_HTABSIZE;
> -
> -        if (value & ~sdr_mask) {
> -            qemu_log_mask(LOG_GUEST_ERROR, "Invalid bits 0x"TARGET_FMT_lx
> -                     " set in SDR1", value & ~sdr_mask);
> -            value &= sdr_mask;
> -        }
> -        if (htabsize > 28) {
> -            qemu_log_mask(LOG_GUEST_ERROR, "Invalid HTABSIZE 0x" TARGET_FMT_lx
> -                     " stored in SDR1", htabsize);
> -            return;
> -        }
> -    }
> -#endif /* defined(TARGET_PPC64) */
> -    /* FIXME: Should check for valid HTABMASK values in 32-bit case */
> -    env->spr[SPR_SDR1] = value;
> -}
> -#endif /* CONFIG_SOFTMMU */
> -
>   /* GDBstub can read and write MSR... */
>   void ppc_store_msr(CPUPPCState *env, target_ulong value)
>   {
> diff --git a/target/ppc/mmu_common.c b/target/ppc/mmu_common.c
> index 93e7b8f955..54c6a7ac6f 100644
> --- a/target/ppc/mmu_common.c
> +++ b/target/ppc/mmu_common.c
> @@ -58,6 +58,34 @@
>   #  define LOG_BATS(...) do { } while (0)
>   #endif
>   
> +#ifdef CONFIG_SOFTMMU
> +void ppc_store_sdr1(CPUPPCState *env, target_ulong value)
> +{
> +    PowerPCCPU *cpu = env_archcpu(env);
> +    qemu_log_mask(CPU_LOG_MMU, "%s: " TARGET_FMT_lx "\n", __func__, value);
> +    assert(!cpu->vhyp);
> +#if defined(TARGET_PPC64)
> +    if (mmu_is_64bit(env->mmu_model)) {
> +        target_ulong sdr_mask = SDR_64_HTABORG | SDR_64_HTABSIZE;
> +        target_ulong htabsize = value & SDR_64_HTABSIZE;
> +
> +        if (value & ~sdr_mask) {
> +            qemu_log_mask(LOG_GUEST_ERROR, "Invalid bits 0x"TARGET_FMT_lx
> +                     " set in SDR1", value & ~sdr_mask);
> +            value &= sdr_mask;
> +        }
> +        if (htabsize > 28) {
> +            qemu_log_mask(LOG_GUEST_ERROR, "Invalid HTABSIZE 0x" TARGET_FMT_lx
> +                     " stored in SDR1", htabsize);
> +            return;
> +        }
> +    }
> +#endif /* defined(TARGET_PPC64) */
> +    /* FIXME: Should check for valid HTABMASK values in 32-bit case */
> +    env->spr[SPR_SDR1] = value;
> +}
> +#endif /* CONFIG_SOFTMMU */
> +
>   /*****************************************************************************/
>   /* PowerPC MMU emulation */
>   

Maybe just a nit, but if this file is being compiled, CONFIG_SOFTMMU 
will be defined. This ifdef here is redundant. I only added because it 
was needed for cpu.c

Other than that, LGTM

-- 
Bruno Piazera Larsen
Instituto de Pesquisas ELDORADO 
<https://www.eldorado.org.br/?utm_campaign=assinatura_de_e-mail&utm_medium=email&utm_source=RD+Station>
Departamento Computação Embarcada
Analista de Software Trainee
Aviso Legal - Disclaimer <https://www.eldorado.org.br/disclaimer.html>

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      reply	other threads:[~2021-06-10 16:57 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-10 16:46 [PATCH v2 0/3] target/ppc: mmu cleanup Lucas Mateus Castro (alqotel)
2021-06-10 16:46 ` [PATCH v2 1/3] target/ppc: Turn ppc_tlb_invalid_all in a noop Lucas Mateus Castro (alqotel)
2021-06-10 17:07   ` Bruno Piazera Larsen
2021-06-15  5:38   ` David Gibson
2021-06-15 16:24     ` Lucas Mateus Martins Araujo e Castro
2021-06-10 16:46 ` [PATCH v2 2/3] target/ppc: divided mmu_helper.c in 2 files Lucas Mateus Castro (alqotel)
2021-06-15  5:42   ` David Gibson
2021-06-15 18:44     ` Lucas Mateus Martins Araujo e Castro
2021-06-10 16:46 ` [PATCH v2 3/3] target/ppc: moved ppc_store_sdr1 to mmu_common.c Lucas Mateus Castro (alqotel)
2021-06-10 16:54   ` Bruno Piazera Larsen [this message]

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