From: York Sun <yorksun@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] powerpc/mpc85xx: SECURE BOOT - Bypass PAMU in case of secure boot
Date: Thu, 25 Sep 2014 08:32:33 -0700 [thread overview]
Message-ID: <54243591.8000303@freescale.com> (raw)
In-Reply-To: <1410950156-3199-1-git-send-email-ruchika.gupta@freescale.com>
On 09/17/2014 03:35 AM, Ruchika Gupta wrote:
> By default, PAMU's (IOMMU) are enabled in case of secure boot.
> Disable/bypass them , once the control reached the bootloader.
>
> For non-secure boot, PAMU's are already bypassed in the default
> SoC configuration
>
> Signed-off-by: Ruchika Gupta <ruchika.gupta@freescale.com>
> CC: York Sun <yorksun@freescale.com>
> ---
> arch/powerpc/cpu/mpc85xx/cpu_init.c | 6 +++++-
> arch/powerpc/include/asm/immap_85xx.h | 1 +
> 2 files changed, 6 insertions(+), 1 deletion(-)
Ruchika,
This patch broken these boards
BSC9132QDS_SDCARD_DDRCLK133_SECURE BSC9132QDS_SDCARD_DDRCLK100_SECURE
BSC9132QDS_NAND_DDRCLK133_SECURE P1010RDB-PA_36BIT_SPIFLASH_SECBOOT
P1010RDB-PA_SPIFLASH_SECBOOT P1010RDB-PB_36BIT_NOR_SECBOOT
BSC9132QDS_NOR_DDRCLK100_SECURE P1010RDB-PB_NAND_SECBOOT
BSC9132QDS_SPIFLASH_DDRCLK100_SECURE P1010RDB-PA_36BIT_NOR_SECBOOT
P1010RDB-PB_36BIT_NAND_SECBOOT BSC9132QDS_NAND_DDRCLK100_SECURE
P1010RDB-PB_NOR_SECBOOT BSC9132QDS_NOR_DDRCLK133_SECURE P1010RDB-PA_NAND_SECBOOT
BSC9132QDS_SPIFLASH_DDRCLK133_SECURE P1010RDB-PA_NOR_SECBOOT
P1010RDB-PA_36BIT_NAND_SECBOOT
Please check.
York
prev parent reply other threads:[~2014-09-25 15:32 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-17 10:35 [U-Boot] [PATCH] powerpc/mpc85xx: SECURE BOOT - Bypass PAMU in case of secure boot Ruchika Gupta
2014-09-25 15:32 ` York Sun [this message]
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