From: Marco Felsch <m.felsch@pengutronix.de>
To: Fabian Pfitzner <f.pfitzner@pengutronix.de>
Cc: BAREBOX <barebox@lists.infradead.org>
Subject: Re: [PATCH] ARM: i.MX: fix fast auth wrong CSF file
Date: Fri, 10 Jul 2026 17:23:30 +0200 [thread overview]
Message-ID: <qma5zzasw64ehywoulxuwc3nkza7pnw7rjedpr27nsspcuc7c2@wuq35rsctrzo> (raw)
In-Reply-To: <20260710-fpf-fast-auth-v1-1-5a2709d29ea4@pengutronix.de>
On 26-07-10, Fabian Pfitzner wrote:
> The commit [1], which integrates fast authentication support on
> i.MX8 SoCs does not work as expected. The resulting CSF cannot be
> verified correctly by the boot rom, leading to an invalid signature.
>
> The CST user guide documentation states in `Table 10. Authenticate Data arguments`,
> that the `Verification Index` must also be set to 0 when we use fast
> auth. This commit fixes that.
>
> With this change, the bootrom seems to validate the signature properly
> now.
>
> [1] 086d01264d ("ARM: i.MX: add support for fast authentication")
>
> ---
> Signed-off-by: Fabian Pfitzner <f.pfitzner@pengutronix.de>
Two nits:
- your s-o-b is below the '---' and therefore cut while applying
- You should metion the broken commit by a fixes tag:
Fixes: 086d01264d ("ARM: i.MX: add support for fast authentication")
Reviewed-by: Marco Felsch <m.felsch@pengutronix.de>
next prev parent reply other threads:[~2026-07-10 15:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-10 14:15 Fabian Pfitzner
2026-07-10 15:23 ` Marco Felsch [this message]
2026-07-10 21:36 ` Sascha Hauer
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