工程师,您好!
我使用Appro的DM368 IPNC,由于板子没有拉出串口启动开关,而且CCS烧写的效率又太低,所以我尝试使用SD卡烧写uboot和ubl文件,然后再从nand启动。 我参考了TI Wiki上的SD card boot and flashing tool for DM355 and DM365来制作启动的SD卡,这些过程都还算顺利。
我把SD卡插入板子,并从SD卡启动,选择“2-install”,然后从nand启动,但是报错No ETH PHY detected!!!,具体信息如下:
DM36x initialization passed!
TI UBL Version: 1.50
Booting Catalog Boot Loader
BootMode = NAND
Starting NAND Copy...
Valid magicnum, 0xA1ACED66, found in block 0x00000019.
DONE
Jumping to entry point at 0x81080000.
U-Boot 1.3.4 (May 22 2009 - 11:25:39)
I2C: ready
DRAM: 128 MB
NAND: NAND device: Manufacturer ID: 0xec, Chip ID: 0xf1 (Samsung NAND 128MiB 3,3V 8-bit)
Bad block table found at page 65472, version 0x01
Bad block table found at page 65408, version 0x01
NAND device: Manufacturer ID: 0xec, Chip ID: 0xf1 (Samsung NAND 128MiB 3,3V 8-bit)
Bad block table found at page 65472, version 0x01
Bad block table found at page 65408, version 0x01
256 MiB
*** Warning - bad CRC or NAND, using default environment
In: serial
Out: serial
Err: serial
EEPROM @ 0x50 read FAILED!!!
No ETH PHY detected!!!
ethernet init failed!
想请教工程师,这个问题应该如何解决?有什么建议吗?谢谢!!!