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1. Display and mode setting: DRM. DRM defines connector/encoder/crtc to support display(including multi-monitor). And KMS makes mode setting happens in kernel space.2. 2D acceleration: X server EXA/UXA extension. Vendor should write a X server driver which implements EXA or UXA(should be upstreamed) 阅读全文
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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
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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
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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
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From:http://kerneltrap.org/mailarchive/linux-kernel/2008/4/29/1657814Amidssomeheavyflaming,it'sclearthatthereisalotofconfusiononhowcachabilityandioremapcooperateonx86onahardwarelevel,andhowthisinteractswithLinux(bothbefore2.6.24andincurrenttrees).Thisemailtriestodescribethevariousaspectsandconst 阅读全文
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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
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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