|
发表于 2014-8-2 23:17:40
48606 浏览 7 回复
精英版2GB DDR3内存配置怎么识别
2GB内存配置,在使用光盘中UBOOT启动只识别出1GB,烧写UBUNTU后/proc/meminfo只显示600多兆,请问怎么才能使用2GB内存?
|
|
|
|
|
|
|
|
发表于 2014-8-3 08:16:10
|
|
|
|
|
|
|
发表于 2014-8-3 22:31:41
在uboot的include/configs/itop4412_config.h的问及那里面有个BANK大小的宏定义,你的能识别出是1G,是因为这个宏除以2了,把除以2去掉就是2G了 |
|
|
|
|
|
|
|
楼主|
发表于 2014-8-4 20:38:35
谢谢版主,还是版主靠谱,问群里都没反应的 |
|
|
|
|
|
|
|
发表于 2015-9-20 10:03:25
我去,终于找到怎么解决了 |
|
|
|
|
|
|
|
发表于 2018-12-23 14:21:15
我的Linux也是现实600M内存,从uboot中看,确实也识别了2G DDR,这是怎么回事呢 |
|
|
|
|
|
|
|
发表于 2018-12-23 14:38:31
arch_number = 0x00000B16
env_t = 0x00000000
boot_params = 0x40000100
DRAM bank = 0x00000000
-> start = 0x40000000
-> size = 0x08000000
DRAM bank = 0x00000001
-> start = 0x48000000
-> size = 0x08000000
DRAM bank = 0x00000002
-> start = 0x50000000
-> size = 0x08000000
DRAM bank = 0x00000003
-> start = 0x58000000
-> size = 0x08000000
DRAM bank = 0x00000004
-> start = 0x60000000
-> size = 0x08000000
DRAM bank = 0x00000005
-> start = 0x68000000
-> size = 0x08000000
DRAM bank = 0x00000006
-> start = 0x70000000
-> size = 0x08000000
DRAM bank = 0x00000007
-> start = 0x78000000
-> size = 0x07F00000
LInux下:
[root@miniLinux-zhao ~]# free -m
total used free shared buffers cached
Mem: 599 21 578 0 0 2
-/+ buffers/cache: 18 581
Swap: 0 0 0
|
|
|
|
|
|
|
登录或注册
扫一扫关注迅为公众号
|