| /* | |
| * hvconsole.h | |
| * Copyright (C) 2004 Ryan S Arnold, IBM Corporation | |
| * | |
| * LPAR console support. | |
| * | |
| * This program is free software; you can redistribute it and/or modify | |
| * it under the terms of the GNU General Public License as published by | |
| * the Free Software Foundation; either version 2 of the License, or | |
| * (at your option) any later version. | |
| * | |
| * This program is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| * GNU General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU General Public License | |
| * along with this program; if not, write to the Free Software | |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| */ | |
| #ifndef _PPC64_HVCONSOLE_H | |
| #define _PPC64_HVCONSOLE_H | |
| #ifdef __KERNEL__ | |
| /* | |
| * PSeries firmware will only send/recv up to 16 bytes of character data per | |
| * hcall. | |
| */ | |
| #define MAX_VIO_PUT_CHARS 16 | |
| #define SIZE_VIO_GET_CHARS 16 | |
| /* | |
| * Vio firmware always attempts to fetch MAX_VIO_GET_CHARS chars. The 'count' | |
| * parm is included to conform to put_chars() function pointer template | |
| */ | |
| extern int hvc_get_chars(uint32_t vtermno, char *buf, int count); | |
| extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count); | |
| #endif /* __KERNEL__ */ | |
| #endif /* _PPC64_HVCONSOLE_H */ |