/* * 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 */