| To: | Yoichi Yuasa <yyuasa@gmail.com> |
|---|---|
| Subject: | Réf. : Re: To put Linux kernel as closer as possible to 0x80000000 |
| From: | Florian DELIZY <florian.delizy@sagem.com> |
| Date: | Tue, 13 Dec 2005 13:28:01 +0100 |
| Cc: | colin <colin@realtek.com.tw>, linux-mips@linux-mips.org |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| Sender: | linux-mips-bounce@linux-mips.org |
|
> Yoichi Yuasa wrote : > Hi > > It has no problem. > Kernel has reserved space for exception handlers. > > Yoichi > > 2005/12/13, colin <colin@realtek.com.tw>: > > > > Hi all, > > We want to put Linux kernel as closer as possible to the bottom of memory. > > I know that there is some stuff put in the beginning of memory, like > > Exception table. > > So, what's the closest address to 0x80000000 that is allowable to store > > kernel? You should just take care to start after reserved exception/interruption vectors 0x80000000 : TLB Refull 0x80000080 : General Exception Vector + 32 instructions. Depending on your architecture, those addresses may vary (I don't know anything about MIPS64 BTW, what's your arch ? -- Florian -----BEGIN GEEK CODE BLOCK----- GCS:GE:GM/ d? s-:+ a-- C+++ U(BLUAVHISX)++++ P++++ L++++ E--- W+++ N+++ o++++ w--- O M V PS PE- PGP++ t 5 X+++ R+++ tv- b+ BI++++ D+++ G e+++ h-- r+++ y+++ -----END GEEK CODE BLOC------ |
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