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增加 解析 EDID 方法. 

Signed-off-by: rick.chan <chenyang@autoai.com>
This commit is contained in:
rick.chan 2020-09-11 21:02:46 +08:00
parent 79d07f2c23
commit a5bd18302a
1 changed files with 8 additions and 4 deletions
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12
Software/Development/OperatingSystem/Linux/Kernel/Modules/DRM/EDID/EDID_修改和参数说明.md
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@ -1,6 +1,6 @@
# EDID 修改和参数说明
## EDID 的修改
## 1.EDID 的修改
假设修改 1920x720 分辨率的文件。
@ -24,7 +24,7 @@ vim 1920x720.S
sudo pacman -S edid-decode
```
## EDID 参数说明
## 2.EDID 参数说明
```cpp
#define XPIX hdisp
@ -38,7 +38,7 @@ sudo pacman -S edid-decode
#define YPULSE (63+(vsyncend-vsyncstart))
```
## 部分分辨率配置
## 3.部分分辨率配置
```blk
"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
@ -60,7 +60,11 @@ sudo pacman -S edid-decode
"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
```
## 外部参考资料
## 4.解析 EDID
通过 [EDID Reader](http://www.edidreader.com/) 网站可以解析已经编译好的 EDID 文件。
## 5.外部参考资料
1. <https://e2e.ti.com/support/processors/f/791/t/543371?jacinto6-hdmi-display-issue-with-drm-edid->
2. <https://unix.stackexchange.com/questions/97023/how-to-make-edid>