Re: [U-Boot] [PATCH 1/9] arm926ej-s: Invalidate instruction cache in flush_cache

2011-03-20 Thread Albert ARIBAUD
Le 03/20/11 06:36, arden jay a écrit : > Hi Michael, > > I still have question. :) > > When ARM fetch instruction, it firstly try cache. > It then should have cache miss, and forces to reload the instruction > from memory? > Why it will have problem while U-boot& Kernel at the same memory location

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2011-03-20 Thread Payment
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Re: [U-Boot] [PATCH 1/9] arm926ej-s: Invalidate instruction cache in flush_cache

2011-03-20 Thread arden jay
Hi Albert, I got it, thanks your explaination. 2011/3/20 Albert ARIBAUD : > Le 03/20/11 06:36, arden jay a écrit : >> >> Hi Michael, >> >> I still have question. :) >> >> When ARM fetch instruction, it firstly try cache. >> It then should have cache miss, and forces to reload the instruction >> f

Re: [U-Boot] [PATCH 1/9] arm926ej-s: Invalidate instruction cache in flush_cache

2011-03-20 Thread Michael Spang
On 3/20/11, arden jay wrote: > Hi Michael, > > I still have question. :) > > When ARM fetch instruction, it firstly try cache. > It then should have cache miss, and forces to reload the instruction > from memory? > > Why it will have problem while U-boot & Kernel at the same memory location? If t

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[U-Boot] General Awarness - Unknown Facts

2011-03-20 Thread Khushi P.
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Re: [U-Boot] [PATCH 1/9] arm926ej-s: Invalidate instruction cache in flush_cache

2011-03-20 Thread Aneesh V
Hi Arden, On Sunday 20 March 2011 08:00 AM, arden jay wrote: > Hi Michael, > Curiously, have any idea how to test cache stuff? Recently I did some cache testing. Here is the technique I used for data-cache: To test flush: * Write a known pattern to a region of memory * Flush the region * Invalid

[U-Boot] [PATCH] MMC may wrongly regconize 2GB eMMC as high capacity

2011-03-20 Thread Terry Lv
MMC driver may wrongly regconize some 2GB eMMC as high capacity card. This patch is based on the patch picked from community. fc8a0985c2846292312556cba10b8a4182f55967 From: Hanumath Prasad Date: Tue, 10 Aug 2010 18:01:45 -0700 Subject: [PATCH] mmc: only set blockaddressed for > 2GiB cards A non