| To: | sgi-mips <linux@cthulhu.engr.sgi.com>, linux-mips <linux-mips@fnet.fr>, linux-mips <linux-mips@vger.rutgers.edu> |
|---|---|
| Subject: | Question concerning memory initialization (4M->64M) |
| From: | Jeff Harrell <jharrell@ti.com> |
| Date: | Wed, 09 Feb 2000 13:35:58 -0700 |
| Sender: | jharrell@dsbmail.itg.ti.com |
|
I have run into an interesting problem and would like to run it past this newsgroup to see if anyone has any experience in these areas. I am running kernel 2.3.22 and have upgraded my memory space from ~4M (0x400000) to ~64M (0x4000000). I run the 4M version of the kernel and have no problems but when I run the 64M version, I run into problems during the mem_init() portion of the code. Specifically during the free_page(tmp) call during the determination of totalram, codepages and datapages. It looks like it is failing during the call to remove_mem_queue() within free_pages_ok(). I am seeing the next->prev and prev->next set to 0 causing a page fault. Is there anything that anyone is aware of that I would need to change (beyond mips_memory_upper) that would enable me to increase available memory to 64M. Any insights would be greatly appreciated. Thanks
Additional information:
high memory: 0x83fff000 start memory: 0x80433000 -- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Jeff Harrell Work: (801) 619-6104 Broadband Access group/TI jharrell@ti.com ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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