forked from Imagelibrary/rtems
* libchip/network/dec21140.c, libchip/network/elnk.c: Detect when there is no PCI bus based upon the BSP not having a base address defined. This means this driver cannot be supported on that board.
* libchip/network/dec21140.c, libchip/network/elnk.c: Detect when there is no PCI bus based upon the BSP not having a base address defined. This means this driver cannot be supported on that board.