我的是最新版的mini2440(
2M NORFLASH 64 MB SDRAM 128MB NANDFLASH)最近正在移植U-Boot 2011.6,现在已经完成移植,可以正常启动linux系统,但是我想把U-boot加上lcd驱动,代码是参考
http://singleboy.blog.163.com/blog/static/549001942011413105239963/。
现在的现象是:如果加上lcd驱动则u-boot不断复位,显示屏无显示(现在确认是由于不断刷新,所以屏无法显示,当把memset((void *)pGD->frameAdrs, 0, pGD->memSize);这句屏蔽后有显示,但是任然不断复位。)
系统串口输出启动log如下:
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB¡ø
U-Boot 2011.06-rc1 (Jun 16 2011 - 14:23:41)
DRAM: 64 MiB
Flash: 2 MiB
NAND: 256 MiB
*** Warning - bad CRC, using default environment
Video: 240x320x16 20kHz 62Hz
还有就是我的屏 是
W35的屏,有谁以前遇到过这种情况麻烦指导下,谢谢了。。。。。