[U-Boot-Users] u-boot mpc5xx start.s questions
Kenneth Johansson
kenneth at southpole.se
Tue Apr 8 14:06:59 CEST 2008
On Tue, 2008-04-08 at 14:49 +0800, 278893452 wrote:
> dear sir or madam,
> When I study the u-boot about mpc5xx, I confuse the definition
> in cpu/mpc5xx/start.s as follows:
Do you think this is wrong or are you asking something else.
> /*
> * Set up GOT: Global Offset Table
> *
> * Use r14 to access the GOT
> */
> START_GOT
> GOT_ENTRY(_GOT2_TABLE_)
> GOT_ENTRY(_FIXUP_TABLE_)
> GOT_ENTRY(_start)
> GOT_ENTRY(_start_of_vectors)
> GOT_ENTRY(_end_of_vectors)
> GOT_ENTRY(transfer_to_handler)
> GOT_ENTRY(__init_end)
> GOT_ENTRY(_end)
> GOT_ENTRY(__bss_start)
> END_GOT
> Will you please kind enough to explain what happens here to me?
> Thank you!
>
> jjbear
jjbear you have a very strange email address.
The above is cpp macros. they set a few symbols. Here is an exercise
run it through the preprocessor. If it still do not make sense post the
preprocessed out put to the list.
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