1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __UM_DMA_H 3*4882a593Smuzhiyun #define __UM_DMA_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <asm/io.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun extern unsigned long uml_physmem; 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #define MAX_DMA_ADDRESS (uml_physmem) 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #endif 12