Thread (4 messages) 4 messages, 2 authors, 2017-08-28

Re: [1/1] powerpc/traps : Updated MC for E6500 L1D cache err

From: Matthew Weber <hidden>
Date: 2017-06-28 16:39:29

Scott,

On Sun, Apr 30, 2017 at 2:01 AM, Scott Wood [off-list ref] wrote:
On Thu, Apr 27, 2017 at 12:59:40PM -0500, Matt Weber wrote:
quoted
This patch updates the machine check handler of Linux kernel to
handle the e6500 architecture case. In e6500 core, L1 Data Cache Write
Shadow Mode (DCWS) register is not implemented but L1 data cache always
runs in write shadow mode. So, on L1 data cache parity errors, hardware
will automatically invalidate the data cache but will still log a
machine check interrupt.

Signed-off-by: Ronak Desai <redacted>
Signed-off-by: Matthew Weber <redacted>
<snip>

Sent a v2 this morning, sorry about the delay.
https://patchwork.ozlabs.org/patch/781763/


Matt
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