linux-kernel - Re: [PATCH 2/2] x86/quark: Add Quark embedded SRAM self-test

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Date:	Wed, 6 May 2015 12:08:49 +0200
From:	Ingo Molnar <mingo2.kernel.org@...il.com>
To:	Bryan O'Donoghue <pure.logic@...us-software.ie>
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	x86@...nel.org, dvhart@...radead.org, andy.schevchenko@...il.com,
	boon.leong.ong@...el.com, linux-kernel@...r.kernel.org,
	platform-driver-x86@...r.kernel.org, derek.browne@...el.com,
	josef.ahmad@...el.com, erik.nyquist@...el.com
Subject: Re: [PATCH 2/2] x86/quark: Add Quark embedded SRAM self-test


* Bryan O'Donoghue <pure.logic@...us-software.ie> wrote:

> +config INTEL_ESRAM
> +	bool "Intel Embedded SRAM (eSRAM) support"
> +	default n
> +	depends on X86_INTEL_QUARK && IOSF_MBI
> +	select GENERIC_ALLOCATOR
> +	---help---
> +	  This options provides an API to allocate memory from Embedded SRAM
> +	  (eSRAM) present on Quark X1000 SoC processors.
> +	  eSRAM is a 512 KiB block of low-latency SRAM organized as
> +	  128 * 4 KiB pages or as one 512 KiB chunk of memory. This driver
> +	  enables eSRAM in per-page overlay mode and provides a gen_pool
> +	  allocator which allows allocation of memory from the eSRAM pool.
> +
> +	  If you are running on a Galileo/Quark say Y here.

So presumably X86_INTEL_QUARK is only enabled if the user wants to 
build for Galileo/Quark. So you might as well make this 'default y'.

Thanks,

	Ingo
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