|

楼主 |
发表于 2007-10-30 08:44:18
|
显示全部楼层
Post by 7dehao
在make menuconfig中有
-> Processor type and features │
│ -> High Memory Support (<choice> [=y])
选择你需要使用的最大内存,有不超过4G的,超过4G的,还有超过64G的选项。
我的问题就在这,没有这个选项
Processor 相关选项如下:
Subarchitecture Type (PC-compatible) --->
Processor family (Intel Core2 / newer Xeon) --->
<M> /dev/cpu/microcode - Intel CPU microcode support
<M> /dev/cpu/*/msr - Model-specific register support
<M> /dev/cpu/*/cpuid - CPU information support
MTRR (Memory Type Range Register) support
Symmetric multi-processing support
SMT (Hyperthreading) scheduler support
Multi-core scheduler support
Preemption Model (No Forced Preemption (Server)) --->
Preempt The Big Kernel Lock
[ ] Non Uniform Memory Access (NUMA) Support
Memory model (Flat Memory) --->
(32) Maximum number of CPUs (2-255)
--- Support for suspend on SMP and hot-pluggable CPUs (EXPERIMENTAL)
Provide RTC interrupt
[ ] IBM Calgary IOMMU support
--- Machine check support
Intel MCE features
AMD MCE features
[ ] kexec system call
[ ] kernel crash dumps (EXPERIMENTAL)
[ ] Build a relocatable kernel(EXPERIMENTAL)
Enable seccomp to safely compute untrusted bytecode
[ ] Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)
Timer frequency (250 HZ) ---> |
|