qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Peter Maydell <peter.maydell@linaro.org>
To: Richard Henderson <richard.henderson@linaro.org>
Cc: qemu-devel@nongnu.org, qemu-arm@nongnu.org, yier.jin@huawei.com,
	 jonathan.cameron@huawei.com, leonardo.garcia@linaro.org
Subject: Re: [PATCH 18/22] target/arm: Add GPC syndrome
Date: Fri, 10 Feb 2023 13:32:46 +0000	[thread overview]
Message-ID: <CAFEAcA_Gqzf6FZbVuPdkk_MvKbaPDY7Aa86CRqwVFDOPfh-o3w@mail.gmail.com> (raw)
In-Reply-To: <20230124000027.3565716-19-richard.henderson@linaro.org>

On Tue, 24 Jan 2023 at 00:02, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> The function takes the fields as filled in by
> the Arm ARM pseudocode for TakeGPCException.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>  target/arm/syndrome.h | 9 +++++++++
>  1 file changed, 9 insertions(+)
>
> diff --git a/target/arm/syndrome.h b/target/arm/syndrome.h
> index 73df5e3793..3fa926d115 100644
> --- a/target/arm/syndrome.h
> +++ b/target/arm/syndrome.h
> @@ -49,6 +49,7 @@ enum arm_exception_class {
>      EC_SYSTEMREGISTERTRAP     = 0x18,
>      EC_SVEACCESSTRAP          = 0x19,
>      EC_SMETRAP                = 0x1d,
> +    EC_GPC                    = 0x1e,
>      EC_INSNABORT              = 0x20,
>      EC_INSNABORT_SAME_EL      = 0x21,
>      EC_PCALIGNMENT            = 0x22,
> @@ -237,6 +238,14 @@ static inline uint32_t syn_bxjtrap(int cv, int cond, int rm)
>          (cv << 24) | (cond << 20) | rm;
>  }
>
> +static inline uint32_t syn_gpc(int s2ptw, int ind, int gpcsc,
> +                               int cm, int s1ptw, int wnr, int fsc)
> +{
> +    return (EC_GPC << ARM_EL_EC_SHIFT) | ARM_EL_IL | (s2ptw << 21)
> +            | (ind << 20) | (gpcsc << 14) | (cm << 8) | (s1ptw << 7)
> +            | (wnr << 6) | fsc;
> +}

I guess we can add VNCR (bit 13) when we implement FEAT_NV2...

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

thanks
-- PMM


  reply	other threads:[~2023-02-10 13:33 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-24  0:00 [PATCH 00/22] target/arm: Implement FEAT_RME Richard Henderson
2023-01-24  0:00 ` [PATCH 01/22] target/arm: Fix pmsav8 stage2 secure parameter Richard Henderson
2023-02-07 14:26   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 02/22] target/arm: Rewrite check_s2_mmu_setup Richard Henderson
2023-02-07 16:00   ` Peter Maydell
2023-02-07 19:31     ` Richard Henderson
2023-01-24  0:00 ` [PATCH 03/22] target/arm: Add isar_feature_aa64_rme Richard Henderson
2023-02-07 14:31   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 04/22] target/arm: Update SCR and HCR for RME Richard Henderson
2023-02-07 14:34   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 05/22] target/arm: SCR_EL3.NS may be RES1 Richard Henderson
2023-02-07 14:39   ` Peter Maydell
2023-02-07 19:43     ` Richard Henderson
2023-01-24  0:00 ` [PATCH 06/22] target/arm: Add RME cpregs Richard Henderson
2023-02-07 14:53   ` Peter Maydell
2023-02-08 21:51     ` Richard Henderson
2023-01-24  0:00 ` [PATCH 07/22] target/arm: Introduce ARMSecuritySpace Richard Henderson
2023-02-07 15:00   ` Peter Maydell
2023-02-08 22:00     ` Richard Henderson
2023-01-24  0:00 ` [PATCH 08/22] include/exec/memattrs: Add two bits of space to MemTxAttrs Richard Henderson
2023-02-07 15:05   ` Peter Maydell
2023-02-08 22:12     ` Richard Henderson
2023-01-24  0:00 ` [PATCH 09/22] target/arm: Adjust the order of Phys and Stage2 ARMMMUIdx Richard Henderson
2023-02-07 15:07   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 10/22] target/arm: Introduce ARMMMUIdx_Phys_{Realm,Root} Richard Henderson
2023-02-07 15:09   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 11/22] target/arm: Pipe ARMSecuritySpace through ptw.c Richard Henderson
2023-02-07 16:15   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 12/22] target/arm: NSTable is RES0 for the RME EL3 regime Richard Henderson
2023-02-10 11:36   ` Peter Maydell
2023-02-10 19:49     ` Richard Henderson
2023-01-24  0:00 ` [PATCH 13/22] target/arm: Handle Block and Page bits for security space Richard Henderson
2023-02-10 11:53   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 14/22] target/arm: Handle no-execute for Realm and Root regimes Richard Henderson
2023-02-10 11:59   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 15/22] target/arm: Use get_phys_addr_with_struct in S1_ptw_translate Richard Henderson
2023-02-10 13:21   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 16/22] target/arm: Move s1_is_El0 into S1Translate Richard Henderson
2023-02-10 13:23   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 17/22] target/arm: Use get_phys_addr_with_struct for stage2 Richard Henderson
2023-02-10 13:28   ` Peter Maydell
2023-02-20 22:15     ` Richard Henderson
2023-02-21 11:11       ` Peter Maydell
2023-01-24  0:00 ` [PATCH 18/22] target/arm: Add GPC syndrome Richard Henderson
2023-02-10 13:32   ` Peter Maydell [this message]
2023-01-24  0:00 ` [PATCH 19/22] target/arm: Implement GPC exceptions Richard Henderson
2023-02-10 13:53   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 20/22] target/arm: Implement the granule protection check Richard Henderson
2023-02-10 14:18   ` Peter Maydell
2023-01-24  0:00 ` [PATCH 21/22] target/arm: Enable RME for -cpu max Richard Henderson
2023-02-10 14:20   ` Peter Maydell
2023-02-20 23:31     ` Richard Henderson
2023-01-24  0:00 ` [RFC PATCH 22/22] hw/arm/virt: Add some memory for Realm Management Monitor Richard Henderson
2023-02-10 14:24   ` Peter Maydell

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAFEAcA_Gqzf6FZbVuPdkk_MvKbaPDY7Aa86CRqwVFDOPfh-o3w@mail.gmail.com \
    --to=peter.maydell@linaro.org \
    --cc=jonathan.cameron@huawei.com \
    --cc=leonardo.garcia@linaro.org \
    --cc=qemu-arm@nongnu.org \
    --cc=qemu-devel@nongnu.org \
    --cc=richard.henderson@linaro.org \
    --cc=yier.jin@huawei.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).