| To: | linux-mips@linux-mips.org |
|---|---|
| Subject: | quick question regarding CONFIG_MIPS_UNCACHED.. |
| From: | "atul srivastava" <atulsrivastava9@rediffmail.com> |
| Date: | 26 Nov 2002 11:02:45 -0000 |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| Reply-to: | "atul srivastava" <atulsrivastava9@rediffmail.com> |
| Sender: | linux-mips-bounce@linux-mips.org |
Hello, In order to confirm a cache related problem , Is just setting CONFIG_MIPS_UNCACHED is suficient..as so many places function to operate on caches are called directly while they should be under "#ifdef CONFIG_MIPS_UNCACHED " if not technically then atleast to make coding consistent. secondly i am setting the uncached feature by, change_cp0_config(CONF_CM_CMASK, CONF_CM_UNCACHED);now, should the dump_tlb() show the page coherency attribute for each entries as "UNCACHED" in whole 4 gb address space..in my case for some entries the page coherency attribute is still showing "Cacheable, noncoherent, write-through, no write allocate". Best Regards, Atul |
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