From: Nishanth Menon <nm@ti.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH V3 0/11] ARM: OMAP3-DRA7: CP15 erratum workarounds and improvements
Date: Tue, 3 Mar 2015 10:25:51 -0600 [thread overview]
Message-ID: <54F5E08F.2070904@ti.com> (raw)
In-Reply-To: <20150303084515.642dbf57@i7>
On 03/03/2015 12:45 AM, Siarhei Siamashka wrote:
[...]
> In one way, this can be verified by just checking that the necessary
> bits in the system registers are properly set according to the
> recommendations from the errata lists. AFAIK, only writes to these
> registers are restricted, so that it has to be done in an OMAP specific
> way using the SMC calls. But reading them somewhere early in the
> Linux kernel and doing printk should be fine.
http://paste.ubuntu.org.cn/2522971 a quick patch on v4.0-rc1 to do the
same. Sorry, test farm I have access to, is a bit wonky at the moment.
(use omap2plus_defconfig)
few of the boards I could cajole logs out are as follows (uses legacy
bootloaders, not completely controlled source etc.. and are in a
remote location that I cannot update easily):
> am335x-evm.txt:[ 0.000000] XXXX o3_dump_arm_regs:CPUID=0x413fc082 ACR=0x00000042 L2AUXCR=0x00000042
> am335x-sk.txt:[ 0.000000] XXXX o3_dump_arm_regs:CPUID=0x413fc082 ACR=0x00000042 L2AUXCR=0x00000042
> am3517-evm.txt:[ 0.000000] XXXX o3_dump_arm_regs:CPUID=0x411fc087 ACR=0x000000e2 L2AUXCR=0x00000042
> am37x-evm.txt:[ 0.000000] XXXX o3_dump_arm_regs:CPUID=0x413fc082 ACR=0x000000e2 L2AUXCR=0x00000042
> am57xx-evm.txt:[ 0.000000] XXXX o5_dump_arm_regs:CPUID=0x412fc0f2 L2CTLR=0x01800083 L2ACLR=0x00000000 L2PFR=0x000009b0 ACTLR=0x00000040
> beagleboard.txt:[ 0.000000] XXXX o3_dump_arm_regs:CPUID=0x413fc082 ACR=0x000000e2 L2AUXCR=0x00000042
> beaglebone-black.txt:[ 0.000000] XXXX o3_dump_arm_regs:CPUID=0x413fc082 ACR=0x00000042 L2AUXCR=0x00000042
> beaglebone.txt:[ 0.000000] XXXX o3_dump_arm_regs:CPUID=0x413fc082 ACR=0x00000042 L2AUXCR=0x00000042
> dra72x-evm.txt:[ 0.000000] XXXX o5_dump_arm_regs:CPUID=0x412fc0f2 L2CTLR=0x00800083 L2ACLR=0x00000000 L2PFR=0x000009b0 ACTLR=0x00000040
> dra7xx-evm.txt:[ 0.000000] XXXX o5_dump_arm_regs:CPUID=0x412fc0f2 L2CTLR=0x01800083 L2ACLR=0x00000000 L2PFR=0x000009b0 ACTLR=0x00000040
> omap5-evm.txt:[ 0.000000] XXXX o5_dump_arm_regs:CPUID=0x412fc0f2 L2CTLR=0x01800083 L2ACLR=0x00000000 L2PFR=0x000009b0 ACTLR=0x00000040
--
Regards,
Nishanth Menon
prev parent reply other threads:[~2015-03-03 16:25 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-25 20:55 [U-Boot] [PATCH V3 0/11] ARM: OMAP3-DRA7: CP15 erratum workarounds and improvements Nishanth Menon
2015-02-25 20:55 ` [U-Boot] [PATCH V3 01/11] ARM: Introduce erratum workaround for 798870 Nishanth Menon
2015-03-03 16:29 ` Nishanth Menon
2015-02-25 20:55 ` [U-Boot] [PATCH V3 02/11] ARM: Introduce erratum workaround for 454179 Nishanth Menon
2015-02-25 20:55 ` [U-Boot] [PATCH V3 03/11] ARM: Introduce erratum workaround for 430973 Nishanth Menon
2015-02-25 20:55 ` [U-Boot] [PATCH V3 04/11] ARM: Introduce erratum workaround for 621766 Nishanth Menon
2015-02-25 20:55 ` [U-Boot] [PATCH V3 05/11] ARM: OMAP: Change set_pl310_ctrl_reg to be generic Nishanth Menon
2015-03-03 17:08 ` Tom Rini
2015-03-03 17:12 ` Nishanth Menon
2015-03-03 17:54 ` Nishanth Menon
2015-03-03 17:55 ` Tom Rini
2015-02-25 20:55 ` [U-Boot] [PATCH V3 06/11] ARM: OMAP3: Rename omap3.h to omap.h to be generic as all SoCs Nishanth Menon
2015-02-25 20:55 ` [U-Boot] [PATCH V3 07/11] ARM: OMAP3: Get rid of omap3_gp_romcode_call and replace with omap_smc1 Nishanth Menon
2015-02-25 20:55 ` [U-Boot] [PATCH V3 08/11] ARM: DRA7 / OMAP5: Add workaround for ARM errata 798870 Nishanth Menon
2015-02-25 20:55 ` [U-Boot] [PATCH V3 09/11] ARM: OMAP5 / DRA7: Setup L2 Aux Control Register with recommended configuration Nishanth Menon
2015-02-25 20:55 ` [U-Boot] [PATCH V3 10/11] ARM: OMAP3: Enable workaround for ARM errata 454179, 430973, 621766 Nishanth Menon
2015-02-25 20:55 ` [U-Boot] [PATCH V3 11/11] ARM: OMAP3: rx51: " Nishanth Menon
2015-02-26 7:40 ` [U-Boot] [PATCH V3 0/11] ARM: OMAP3-DRA7: CP15 erratum workarounds and improvements Siarhei Siamashka
2015-02-26 14:50 ` Nishanth Menon
2015-02-26 16:14 ` Siarhei Siamashka
2015-03-02 21:16 ` Tom Rini
2015-03-03 6:45 ` Siarhei Siamashka
2015-03-03 16:25 ` Nishanth Menon [this message]
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