1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /****************************************************************************** 3*4882a593Smuzhiyun * console.h 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Console I/O interface for Xen guest OSes. 6*4882a593Smuzhiyun * 7*4882a593Smuzhiyun * Copyright (c) 2005, Keir Fraser 8*4882a593Smuzhiyun */ 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #ifndef __XEN_PUBLIC_IO_CONSOLE_H__ 11*4882a593Smuzhiyun #define __XEN_PUBLIC_IO_CONSOLE_H__ 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun typedef uint32_t XENCONS_RING_IDX; 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun #define MASK_XENCONS_IDX(idx, ring) ((idx) & (sizeof(ring)-1)) 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun struct xencons_interface { 18*4882a593Smuzhiyun char in[1024]; 19*4882a593Smuzhiyun char out[2048]; 20*4882a593Smuzhiyun XENCONS_RING_IDX in_cons, in_prod; 21*4882a593Smuzhiyun XENCONS_RING_IDX out_cons, out_prod; 22*4882a593Smuzhiyun }; 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun #endif /* __XEN_PUBLIC_IO_CONSOLE_H__ */ 25