1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __UM_DMA_H 3 #define __UM_DMA_H 4 5 #include <asm/io.h> 6 7 extern unsigned long uml_physmem; 8 9 #define MAX_DMA_ADDRESS (uml_physmem) 10 11 #endif 12