[U-Boot] [PATCH 3/3] mpc83xx: turn on icache in core initialization to improve u-boot boot time

Timur Tabi timur.tabi at gmail.com
Mon Apr 19 22:30:27 CEST 2010


On Thu, Apr 15, 2010 at 5:36 PM, Kim Phillips
<kim.phillips at freescale.com> wrote:

>  #define CONFIG_SYS_HID0_FINAL  (HID0_ENABLE_MACHINE_CHECK | \
> -                        HID0_ENABLE_DYNAMIC_POWER_MANAGMENT)
> +                                HID0_ENABLE_INSTRUCTION_CACHE | \
> +                                HID0_ENABLE_DYNAMIC_POWER_MANAGMENT)

What was so special about the 8349ITX that icache() didn't work?
You're changing the HDI0 values for all of the 83xx boards, but AFAIK,
only the ITX had this problem.

-- 
Timur Tabi
Linux kernel developer at Freescale


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