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摘要: From:http://en.wikipedia.org/wiki/EXAIncomputing,EXAis a graphics acceleration architecture of theX.Org Server(see alsoX Window System) designed to replaceXAA[1](theXFree86 Acceleration Architecture) and to make theXRenderextension more usable, with only minor changes needed to adaptXFree86video dri 阅读全文
posted @ 2012-07-11 14:25 super119 阅读(1114) 评论(1) 推荐(0)
摘要: From:http://yangman.ca/blog/2009/10/linux-graphics-driver-stack-explained/We get this question a lot aboutradeonhd: “When is 3D going to be supported?”The short answer: never; 3D acceleration is the domain ofMesa.But, of course, it’s not as simple as that. For the long answer, read on…More than Meet 阅读全文
posted @ 2012-07-11 14:23 super119 阅读(1471) 评论(0) 推荐(0)
摘要: From:http://dri.sourceforge.net/doc/DRIintro.htmlBrian Paul(brian@tungstengraphics.com)10 August 2000This document is an introduction and high-level user guide for the Direct Rendering Infrastructure (DRI). It describes the goals of the DRI project, some of its history, the current state, the develo 阅读全文
posted @ 2012-07-11 13:56 super119 阅读(439) 评论(0) 推荐(0)
摘要: From:http://kerneltrap.org/mailarchive/linux-kernel/2008/4/29/1657814Amidssomeheavyflaming,it'sclearthatthereisalotofconfusiononhowcachabilityandioremapcooperateonx86onahardwarelevel,andhowthisinteractswithLinux(bothbefore2.6.24andincurrenttrees).Thisemailtriestodescribethevariousaspectsandconst 阅读全文
posted @ 2012-07-11 13:24 super119 阅读(3364) 评论(0) 推荐(0)
摘要: From:http://blog.csdn.net/xubin341719/article/details/7713450说到android的HDMI,从android 2.2、android2.3到android4.0,三星的芯片也做过3sc2440、s5pc110、s5pv210、s5pv310再加上新案四核的samsung exynos 4412,都成三星专业户了,不过三星芯片HDMI这一块做的还是很好的。大的问题没有,就是解一些bug,没声音了、图像分辨率不对了……所以真正的代码我也没看那么多,先写一个HDMI的基础篇吧,看后面有没有耐心把这块代码看一边。(其实大部分是我工作的笔记,如 阅读全文
posted @ 2012-07-11 09:58 super119 阅读(849) 评论(0) 推荐(0)
摘要: From:http://www.howtogeek.com/howto/32524/whats-the-difference-between-hdmi-and-dvi-which-is-better/Are you confused by the barrage of video cables available today? Let’s take a look at the most important video cables today, HDMI and DVI, and see what’s the differences between the two.A decade ago, 阅读全文
posted @ 2012-07-11 09:57 super119 阅读(445) 评论(0) 推荐(0)
摘要: "ARM DMA-Mapping Framework Redesign and IOMMU integration.pdf" mentioned in this article is here(good to read):/Files/super119/ARM-DMA-Mapping-Framework-Redesign-and-IOMMU-integration.pdfHello eveyone,On Linaro Memory Management meeting in Budapest (May 2011) we havediscussed about the des 阅读全文
posted @ 2012-07-04 13:35 super119 阅读(638) 评论(0) 推荐(0)
摘要: + Architecture of a DRM driver+i ----------------------------++Written by Laurent Pinchart <laurent.pinchart@ideasonboard.com>+Last revised: May 30, 2012+++1. Driver initialization+------------------------++- Create a static struct drm_driver instance and register it at probe() time+ with drm_ 阅读全文
posted @ 2012-07-03 10:53 super119 阅读(1315) 评论(0) 推荐(1)
摘要: 1. DMABUF can be used as a wrapper to encapsulate other memory management frameworks. All these memory management framework(I mean mostly for graphics), buffer is the keypoint. DMABUF defines a standard buffer structure. So DMABUF can be used as a wrapper for TTM/GEM/Android ION... and etc. Notice D 阅读全文
posted @ 2012-06-29 14:23 super119 阅读(1084) 评论(0) 推荐(0)
摘要: From: http://lwn.net/Articles/447405/The problem of allocating large chunks of physically-contiguous memory has often been discussed in these pages. Virtual memory, by its nature, tends to scatter pages throughout the system; the kernel does not have to be running for long before free pages which ha 阅读全文
posted @ 2012-06-29 13:40 super119 阅读(715) 评论(0) 推荐(0)
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