From: YiChao Ma <ycma@mail.ustc.edu.cn>
To: u-boot@lists.denx.de
Subject: [U-Boot] problem on disable cache
Date: Wed, 5 Jan 2011 09:25:35 +0800 (CST) [thread overview]
Message-ID: <16712076.700241294190735175.JavaMail.coremail@mailweb> (raw)
hi:
I have some question(problem) when i using D-cache.The mcu i use is mpc8308.I did a test like that.
1 Add cmd_cache in u-boot.
2 Disable D-cache,there is no problem.The D-cache is disabled and the u-boot still run.
3 Enable D-cache,U-boot is halt.
Then i test by defined CONFIG_SYS_INIT_RAM_LOCK to unlock the data cache, and the u-boot is also halt.
BTW:My U-boot is running on ram.and the u-boot version is 2010.09.
reply other threads:[~2011-01-05 1:25 UTC|newest]
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