[PATCH] OMAP3: run the ASM sleep code from DDR

Pavel Machek pavel at ucw.cz
Tue Jul 12 02:07:55 EDT 2011


On Wed 2011-06-29 18:40:23, jean.pihet at newoldbits.com wrote:
> From: Jean Pihet <j-pihet at ti.com>
> 
> Most of the ASM sleep code (in arch/arm/mach-omap2/sleep34xx.S)
> is copied to internal SRAM at boot and after wake-up from CORE OFF mode.
> However only a small part of the code really needs to run from internal SRAM.
> 
> This fix lets most of the ASM idle code run from the DDR
> in order to minimize the SRAM usage and the overhead in the code copy.

So... what do you plan to use sram for? Because I don't think the
speedup is worth the complexity...

-- 
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