1*a3434a2dSAnthony PERARD /****************************************************************************** 2*a3434a2dSAnthony PERARD * console.h 3*a3434a2dSAnthony PERARD * 4*a3434a2dSAnthony PERARD * Console I/O interface for Xen guest OSes. 5*a3434a2dSAnthony PERARD * 6*a3434a2dSAnthony PERARD * Permission is hereby granted, free of charge, to any person obtaining a copy 7*a3434a2dSAnthony PERARD * of this software and associated documentation files (the "Software"), to 8*a3434a2dSAnthony PERARD * deal in the Software without restriction, including without limitation the 9*a3434a2dSAnthony PERARD * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 10*a3434a2dSAnthony PERARD * sell copies of the Software, and to permit persons to whom the Software is 11*a3434a2dSAnthony PERARD * furnished to do so, subject to the following conditions: 12*a3434a2dSAnthony PERARD * 13*a3434a2dSAnthony PERARD * The above copyright notice and this permission notice shall be included in 14*a3434a2dSAnthony PERARD * all copies or substantial portions of the Software. 15*a3434a2dSAnthony PERARD * 16*a3434a2dSAnthony PERARD * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17*a3434a2dSAnthony PERARD * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18*a3434a2dSAnthony PERARD * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19*a3434a2dSAnthony PERARD * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20*a3434a2dSAnthony PERARD * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 21*a3434a2dSAnthony PERARD * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 22*a3434a2dSAnthony PERARD * DEALINGS IN THE SOFTWARE. 23*a3434a2dSAnthony PERARD * 24*a3434a2dSAnthony PERARD * Copyright (c) 2005, Keir Fraser 25*a3434a2dSAnthony PERARD */ 26*a3434a2dSAnthony PERARD 27*a3434a2dSAnthony PERARD #ifndef __XEN_PUBLIC_IO_CONSOLE_H__ 28*a3434a2dSAnthony PERARD #define __XEN_PUBLIC_IO_CONSOLE_H__ 29*a3434a2dSAnthony PERARD 30*a3434a2dSAnthony PERARD typedef uint32_t XENCONS_RING_IDX; 31*a3434a2dSAnthony PERARD 32*a3434a2dSAnthony PERARD #define MASK_XENCONS_IDX(idx, ring) ((idx) & (sizeof(ring)-1)) 33*a3434a2dSAnthony PERARD 34*a3434a2dSAnthony PERARD struct xencons_interface { 35*a3434a2dSAnthony PERARD char in[1024]; 36*a3434a2dSAnthony PERARD char out[2048]; 37*a3434a2dSAnthony PERARD XENCONS_RING_IDX in_cons, in_prod; 38*a3434a2dSAnthony PERARD XENCONS_RING_IDX out_cons, out_prod; 39*a3434a2dSAnthony PERARD }; 40*a3434a2dSAnthony PERARD 41*a3434a2dSAnthony PERARD #ifdef XEN_WANT_FLEX_CONSOLE_RING 42*a3434a2dSAnthony PERARD #include "ring.h" 43*a3434a2dSAnthony PERARD DEFINE_XEN_FLEX_RING(xencons); 44*a3434a2dSAnthony PERARD #endif 45*a3434a2dSAnthony PERARD 46*a3434a2dSAnthony PERARD #endif /* __XEN_PUBLIC_IO_CONSOLE_H__ */ 47