i can't use the function in kernel??

James Petterson jpetterson at PARKS.com.br
Mon Jul 16 23:10:59 EST 2001


If you're compiling a module, your output file should be 'network.o':

ppc_8xx-gcc -o network.o network.c

James

On Monday 16 July 2001 07:26, hychon wrote:
> hi!
>
> I write a  sample network device driver based on MPC860T
> but  no experience  any device driver.
> I reference  '/kernel/arch/ppc/8xx_io/enet.c' file  and I wirte a
> program.
>
> when I compile (ppc_8xx-gcc -o network network.c ) , occur error with
> following message
>
> ============== -error ============================================
> ~~/network.c : undefined reference to 'printk'
>  ~~/network.c : relocation truncation to fit : R_PPC_REL24 printk
>
> ~/network.c : undefined reference to 'kmalloc'
>  ~~/network.c : relocation truncation to fit : R_PPC_REL24 kmalloc
> .........
>
> collect2: ld returned 1 exit status
> make: ***[all] Error 1
>
> ==============================================================
>
>  I can't use 'printk()' , kmalloc() etc... function .
>
> I include linux/kernel.h . linux/fs.h , linux/slab.h ...etc ( header
> files of  need by function)
> (reference  the book 'linux device driver ' by ALESSANDRO RUBIN )
>
> why i don't use  those function?
>
>

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