[ECOS] how to build a driver to a single library

Andrew Lunn andrew@lunn.ch
Tue Jul 19 09:56:00 GMT 2005


On Tue, Jul 19, 2005 at 03:29:49PM +0800, Tianjun-zdk wrote:
> Hi, Andrew Lunn
> 
> I have do that following your advice.
> but it seems the driver is nerver be loaded to run.
> 
> i do these in my ethernet driver:
> 
> 	NETDEVTAB_ENTRY (if_dtest_netdev,
> 		 "if_dtest",
>  		if_dtest_init,
>  		&if_dtest_sc);
> 
> 	extern cyg_netdevtab_entry_t *if_dtest_netdev_ex = &if_dtest_netdev;

No, that it not what i said. If you don't use if_dtest_netdev_ex in
your program the linker will throw it away. If it throws it away it
will also throw away if_dtest_netdev.

Try

extern cyg_netdevtab_entry_t if_dtest_netdev;

if_dtest_netdev = if_dtest_netdev;

        Andrew

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