linux-kernel - Re: [RESEND PATCH] ARM: errata: Workaround for Cortex-A12 erratum 818325

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 03 Nov 2015 09:45:25 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	Caesar Wang <wxt@...k-chips.com>,
	Russell King <linux@....linux.org.uk>,
	Heiko Stuebner <heiko@...ech.de>,
	Huang Tao <huangtao@...k-chips.com>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	hl@...k-chips.com, Ard Biesheuvel <ard.biesheuvel@...aro.org>,
	linux-kernel@...r.kernel.org, sjg@...omium.org,
	Stephen Boyd <sboyd@...eaurora.org>, dianders@...omium.org,
	Kever Yang <kever.yang@...k-chips.com>,
	Nadav Haklai <nadavh@...vell.com>,
	linux-rockchip@...ts.infradead.org, cwz@...k-chips.com,
	Jonathan Stone <j.stone@...sung.com>,
	Gregory CLEMENT <gregory.clement@...e-electrons.com>
Subject: Re: [RESEND PATCH] ARM: errata: Workaround for Cortex-A12 erratum 818325

On Tuesday 03 November 2015 16:10:09 Caesar Wang wrote:
> 
> +       /* Cortex-A12 Errata */
> +       ldr     r10, =0x00000c0d                @ Cortex-A12 primary part number
> +       teq     r0, r10
> +       bne     5f
> +#ifdef CONFIG_ARM_ERRATA_818325
> +       teq     r6, #0x00                       @ present in r0p0
> +       teqne   r6, #0x01                       @ present in r0p1-00lac0-rc11
> +       mrceq   p15, 0, r10, c15, c0, 1         @ read diagnostic register
> +       orreq   r10, r10, #1 << 12              @ set bit #12
> +       mcreq   p15, 0, r10, c15, c0, 1         @ write diagnostic register
> +       isb
> +#endif
>         /* Cortex-A15 Errata */
> 

Does this still build? You seem to have lost the '5:' label.

	Arnd
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/