From mboxrd@z Thu Jan 1 00:00:00 1970 From: linux@rempel-privat.de (Oleksij Rempel) Date: Wed, 24 Sep 2014 11:56:03 +0200 Subject: [PATCH v2 1/8] ARM: add mach-asm9260 In-Reply-To: <20140924094302.GU5182@n2100.arm.linux.org.uk> References: <1411324904-14881-1-git-send-email-linux@rempel-privat.de> <71905861.S3QD6rl7jU@wuerfel> <542136B0.3020305@rempel-privat.de> <6072405.iL4RqHeZrt@wuerfel> <54227A30.7010805@rempel-privat.de> <20140924094302.GU5182@n2100.arm.linux.org.uk> Message-ID: <54229533.8050607@rempel-privat.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Am 24.09.2014 um 11:43 schrieb Russell King - ARM Linux: > On Wed, Sep 24, 2014 at 10:00:48AM +0200, Oleksij Rempel wrote: >> Am 23.09.2014 um 12:19 schrieb Arnd Bergmann: >>> No, all of them. >> >> By removing it i triggered one error which i don't really understand. It >> will be great if you can help me. >> >> By defaul kernel will do fallowing remapping, which will trigger: >> "Unable to handle kernel paging request at virtual address c2802174" >> >> phys addr ioremap range size >> ======================================= >> 0x80054000 -> c2800000 size: 0x200 >> 0x80040000 -> c2802000 size: 0x204 >> 0x80088000 -> c2808000 size: 0x4000 >> >> >> But if change second range from 0x204 to 0x4000, then it works fine. >> 0x80054000 -> c2800000 size: 0x200 >> 0x80040000 -> c2808000 size: 0x4000 >> 0x80088000 -> c2810000 size: 0x4000 >> >> Why? > > The "why" is in the text from your oops dump. That's precisely /why/ we > print that text - so that we know /why/ the fault happened. > Here is oops message: http://pastebin.com/qYWeAyfV i can avoid this oops by setting size at least 0x2000 per register range. Do it mean my TLB supports only 8 KiB pages? -- Regards, Oleksij -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 213 bytes Desc: OpenPGP digital signature URL: