From: Stephen Warren <swarren@wwwdotorg.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 0/5] dcache support for Raspberry Pi 1
Date: Fri, 10 Jul 2015 23:17:58 -0600 [thread overview]
Message-ID: <55A0A706.3030306@wwwdotorg.org> (raw)
In-Reply-To: <1436003324-8769-1-git-send-email-alexanders83@web.de>
On 07/04/2015 03:48 AM, Alexander Stein wrote:
> This patchset enables dcache support for Raspberry Pi 1.
> First the cache support code was made similar to existing arm1136 code.
> The invalidate and flush functions were inprovoed to accept also non-cacheline
> aligned addresses. This reduces the cacheline size knowledge from generic
> code.
As mentioned in some other responses, client code must be aware of the
cacheline size, so the cache management code shouldn't try to handle
misaligned requests, but should error out.
BTW, ALLOC_ALIGN_BUFFER() is probably what you need to fix any
misbehaved client code.
next prev parent reply other threads:[~2015-07-11 5:17 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-04 9:48 [U-Boot] [PATCH 0/5] dcache support for Raspberry Pi 1 Alexander Stein
2015-07-04 9:48 ` [U-Boot] [PATCH 1/5] arm1176/cpu: Match cache_flush to arm1136 Alexander Stein
2015-07-11 5:20 ` Stephen Warren
2015-07-12 7:23 ` Alexander Stein
2015-07-04 9:48 ` [U-Boot] [PATCH 2/5] arm1176/cpu: Add icache and dcache support Alexander Stein
2015-07-11 5:21 ` Stephen Warren
2015-07-12 7:26 ` Alexander Stein
2015-07-14 4:57 ` Stephen Warren
2015-07-04 9:48 ` [U-Boot] [PATCH 3/5] arm1176/cpu: Align cache flushing addresses to cacheline size Alexander Stein
2015-07-11 5:21 ` Stephen Warren
2015-07-04 9:48 ` [U-Boot] [PATCH 4/5] arm/mach-bcm283x/mbox: Flush and invalidate dcache when using fw mailbox Alexander Stein
2015-07-11 5:24 ` Stephen Warren
2015-07-04 9:48 ` [U-Boot] [PATCH 5/5] arm/rpi: Enable dcache Alexander Stein
2015-07-11 5:24 ` Stephen Warren
2015-07-12 7:30 ` Alexander Stein
2015-07-14 4:57 ` Stephen Warren
2015-07-06 7:39 ` [U-Boot] [PATCH 0/5] dcache support for Raspberry Pi 1 Albert ARIBAUD
2015-07-06 18:24 ` Alexander Stein
2015-07-06 21:26 ` Albert ARIBAUD
2015-07-08 18:15 ` Alexander Stein
2015-07-08 22:47 ` Albert ARIBAUD
2015-07-11 5:17 ` Stephen Warren [this message]
2015-07-12 8:10 ` Alexander Stein
2015-07-14 5:02 ` Stephen Warren
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