Carl-Daniel Hailfinger wrote: > On 08.09.2008 17:34, Stefan Reinauer wrote: > >> * Carl-Daniel Hailfinger <[EMAIL PROTECTED]> [080908 17:17]: >> >> >>> - Declare the CAR area as reserved. >>> >>> >> What is it again that keeps us from putting CAR area somewhere where >> there's no real RAM? >> >> > > The current v3 stage1 design may fail. I don't know of a way to tell gcc > that the stack moved in the middle of a function. Maybe there is one. >
roughly:
asm volatile ("movl newstack, %eax\n movl %eax, %esp\n")
>> Why don't we just put it into the reserved area to begin with, instead
>> of doing those luxations? Creating a generic relocator does not make
>> much sense, because stuff like the SeaBIOS area will not have to be
>> preserved.
>>
>>
>
> Unless you want a linker running on boot, you have to know the location
> of the code and data in advance.
We could set up a relocation mapping. That's what FILO does to cope with
this issue.
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