[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Re: [f-cpu] optional SRB

hi !

>cedric wrote:
>> That's not the problem, the problem is how did
>> you preserve all your registers ?
>Why not do the dumb stupid thing and reserve both
>registers and memory pointers for IRQ's. Only during
>a interupt service call can you read/write them.
>One advantage of fixed memory for system traps and
>irq's is you don'y have to worry about page faults
>or even a mmu.

Why ? because, as you wrote, it's dumb.
it works well for one architecture or version,
but then it becomes difficult to make it evolve...


To unsubscribe, send an e-mail to majordomo@seul.org with
unsubscribe f-cpu       in the body. http://f-cpu.seul.org/