| /****************************************************************************** |
| * console.h |
| * |
| * Console I/O interface for Xen guest OSes. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| * |
| * Copyright (c) 2005, Keir Fraser |
| */ |
| |
| #ifndef __XEN_PUBLIC_IO_CONSOLE_H__ |
| #define __XEN_PUBLIC_IO_CONSOLE_H__ |
| |
| typedef uint32_t XENCONS_RING_IDX; |
| |
| #define MASK_XENCONS_IDX(idx, ring) ((idx) & (sizeof(ring)-1)) |
| |
| struct xencons_interface { |
| char in[1024]; |
| char out[2048]; |
| XENCONS_RING_IDX in_cons, in_prod; |
| XENCONS_RING_IDX out_cons, out_prod; |
| }; |
| |
| #ifdef XEN_WANT_FLEX_CONSOLE_RING |
| #include "ring.h" |
| DEFINE_XEN_FLEX_RING(xencons); |
| #endif |
| |
| #endif /* __XEN_PUBLIC_IO_CONSOLE_H__ */ |
| |
| /* |
| * Local variables: |
| * mode: C |
| * c-file-style: "BSD" |
| * c-basic-offset: 4 |
| * tab-width: 4 |
| * indent-tabs-mode: nil |
| * End: |
| */ |
