setup_memory_segment
setup_memory_segment(struct vmctx *ctx, int segid, vm_paddr_t gpa, size_t len,
error = setup_memory_segment(ctx, gpa, len, baseaddr);
error = setup_memory_segment(ctx, gpa, len, baseaddr);
error = setup_memory_segment(ctx, VM_HIGHMEM, gpa, len, baseaddr);
error = setup_memory_segment(ctx, VM_LOWMEM, gpa, len, baseaddr);