/* "Find" dbg_info structure in RAM */
dbg_info = (struct ehci_debug_info *)
- ((CONFIG_LB_MEM_TOPK << 10) - sizeof(struct ehci_debug_info));
+ ((CONFIG_RAMTOP) - sizeof(struct ehci_debug_info));
if (dbg_info->ehci_debug) {
dbgp_bulk_write_x(dbg_info, &data, 1);