On Tue, Jan 12, 2021 at 11:03 AM Jonathan Cameron
wrote:
>
> On Mon, 11 Jan 2021 14:51:08 -0800
> Ben Widawsky wrote:
>
> > From: Dan Williams
> >
> > The CXL.mem protocol allows a device to act as a provider of "System
> > RAM" and/or "Persistent Memory" that is fully coherent as if the memory
On Mon, 11 Jan 2021 14:51:08 -0800
Ben Widawsky wrote:
> From: Dan Williams
>
> The CXL.mem protocol allows a device to act as a provider of "System
> RAM" and/or "Persistent Memory" that is fully coherent as if the memory
> was attached to the typical CPU memory controller.
>
> With the
On 1/11/21 2:51 PM, Ben Widawsky wrote:
> diff --git a/drivers/cxl/Kconfig b/drivers/cxl/Kconfig
> index 68da926ba5b1..0ac5080cd6e0 100644
> --- a/drivers/cxl/Kconfig
> +++ b/drivers/cxl/Kconfig
> @@ -33,4 +33,26 @@ config CXL_ACPI
> specification.
>
> If unsure say 'm'
> +
>
From: Dan Williams
The CXL.mem protocol allows a device to act as a provider of "System
RAM" and/or "Persistent Memory" that is fully coherent as if the memory
was attached to the typical CPU memory controller.
With the CXL-2.0 specification a PCI endpoint can implement a "Type-3"
device
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