# Information for Tseng Chipset Users

## The XFree86 Project, Inc. Dirk H. Hohndel, Koen Gadeyne and others.

02 Feb 1998

### 1. Supported chipsets

### 2. Terminology

### 3. ET4000 driver features

### 4. ET6000 driver features

### 5. Clock selection problems with some ET4000 boards

### 6. Text mode restore problems

### 7. Basic configuration

### 8. general options in the `XF86Config` file

### 9. linear memory base address (MemBase) issues

  9.1. What you should know BEFORE trying another MemBase
  9.2. Choosing a MemBase
  9.3. An alternative approach
  9.4. When all else fails...
  9.5. Restrictions
  9.6. Some boards simply cannot work in linear mode
  9.7. How can I see if the linear address is wrong?

### 10. Mode issues

### 11. Acceleration issues

### 12. ET6000 memory size facts and fiction

### 13. ET6000 memory bandwidth hype and the impact on video modes

### 14. Linear addressing and 16bpp/24bpp/32bpp modes

### 15. Trouble shooting with the SVGA Tseng driver

### 16. Acknowledgments