[PATCH] platform/x86: Export LPC attributes for the system SPI chip

Mario.Limonciello at dell.com Mario.Limonciello at dell.com
Thu May 7 20:03:21 UTC 2020

> -----Original Message-----
> From: Richard Hughes <hughsient at gmail.com>
> Sent: Thursday, May 7, 2020 2:49 PM
> To: Limonciello, Mario
> Cc: Platform Driver; linux-security-module; mika.westerberg at linux.intel.com
> Subject: Re: [PATCH] platform/x86: Export LPC attributes for the system SPI
> chip
> On Thu, 7 May 2020 at 20:22, <Mario.Limonciello at dell.com> wrote:
> > By default the driver exposes SPI serial flash contents as read-only but it
> can
> > be changed from kernel command line, passing “intel-spi.writeable=1”.
> Ahh, that was the bit I didn't know; having the SPI as readonly by
> default is certainly a good idea, and probably sane enough to enable
> for Fedora/RHEL as you still need to "do" something manual to enable
> SPI writing. I guess I can add my securityfs additions to
> intel-spi-pci.c with Mikas approval.
> Richard


Since you're being joined into the thread late, here is the context:


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