memory64.map

代码有点长,需细心阅读,仅供影音视听类产品的开发人员参考

/*
**
** 64   Mbit HIRES on   SDRAM
**                                          ********
**                              0              704         1024
**                          (0) +---------------+---------------+
**                              |               |               |
**                              |Ref0/1/B Luma  |               |
**                              |   (396K)      |               |
**                              |               |               |
**                        (576) +---------------|               |
**                              |Ref0/1/B Chroma|               |
**                              |   (198K)      |               |
**                        (864) +---------------+---------------+
*/




/*
**
** 64   Mbit SVCD/CDDA on   SDRAM
**
**                                          SVCD/CD(1111)
**                              0         480     720          1024
**                          (0) +-----------+-------+-----------+
**                              |           |       |           |
**                              |Ref0 Luma  |       |           |
**                              |   (270K)  |       |           |
**                              |           |       |           |
**                        (576) +-----------+B Luma |   FUDU    |
**                              |Ref0 Chroma|(270K) | Buffer 1  |
**                              |   (135K)  |       |   (513K)  |
**                        (864) +-----------+   (