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Differences between /drivers/bochs.h (Article 1) and /drivers/bochs.h (Article 3)


001 /* Copyright (C) 2004  David Decotigny            001 /* Copyright (C) 2004  David Decotigny
002    Copyright (C) 1999  Free Software Foundatio    002    Copyright (C) 1999  Free Software Foundation, Inc.
003                                                   003 
004    This program is free software; you can redi    004    This program is free software; you can redistribute it and/or
005    modify it under the terms of the GNU Genera    005    modify it under the terms of the GNU General Public License
006    as published by the Free Software Foundatio    006    as published by the Free Software Foundation; either version 2
007    of the License, or (at your option) any lat    007    of the License, or (at your option) any later version.
008                                                   008    
009    This program is distributed in the hope tha    009    This program is distributed in the hope that it will be useful,
010    but WITHOUT ANY WARRANTY; without even the     010    but WITHOUT ANY WARRANTY; without even the implied warranty of
011    MERCHANTABILITY or FITNESS FOR A PARTICULAR    011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
012    GNU General Public License for more details    012    GNU General Public License for more details.
013                                                   013    
014    You should have received a copy of the GNU     014    You should have received a copy of the GNU General Public License
015    along with this program; if not, write to t    015    along with this program; if not, write to the Free Software
016    Foundation, Inc., 59 Temple Place - Suite 3    016    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
017    USA.                                           017    USA. 
018 */                                                018 */
019 #ifndef _SOS_BOCHS_H_                             019 #ifndef _SOS_BOCHS_H_
020 #define _SOS_BOCHS_H_                             020 #define _SOS_BOCHS_H_
021                                                   021 
022 /**                                               022 /**
023  * @file bochs.h                                  023  * @file bochs.h
024  *                                                024  *
025  * If you compiled Bochs with the --enable-e9-    025  * If you compiled Bochs with the --enable-e9-hack, then any character
026  * printed to the 0xE9 I/O port is printed to     026  * printed to the 0xE9 I/O port is printed to the xterm that is
027  * running Bochs. This may appear to be a deta    027  * running Bochs. This may appear to be a detail, but in fact, this
028  * functionnality is *VERY* precious for debug    028  * functionnality is *VERY* precious for debugging purposes. This
029  * """driver""" handles this feature.             029  * """driver""" handles this feature.
030  */                                               030  */
031                                                   031 
032 #include <sos/errno.h>                            032 #include <sos/errno.h>
033 #include <sos/types.h>                            033 #include <sos/types.h>
034                                                   034 
035 sos_ret_t sos_bochs_setup(void);                  035 sos_ret_t sos_bochs_setup(void);
036                                                   036 
037 sos_ret_t sos_bochs_putstring(const char* str)    037 sos_ret_t sos_bochs_putstring(const char* str);
038                                                   038 
039 /** Print the least signficant 32 (nbytes == 4    039 /** Print the least signficant 32 (nbytes == 4), 24 (nbytes == 3), 16
040     (nbytes == 2) or 8 (nbytes == 1) bits of v    040     (nbytes == 2) or 8 (nbytes == 1) bits of val in hexadecimal. */
041 sos_ret_t sos_bochs_puthex(unsigned val, int n    041 sos_ret_t sos_bochs_puthex(unsigned val, int nbytes);
042                                                   042 
043 /** hexdump-style pretty printing */              043 /** hexdump-style pretty printing */
044 sos_ret_t sos_bochs_hexdump(const void* addr,     044 sos_ret_t sos_bochs_hexdump(const void* addr, int nbytes);
045                                                   045 
046 /**                                               046 /**
047  * Print the formatted string. Very restricted    047  * Print the formatted string. Very restricted version of printf(3):
048  * 1/ can print max 255 chars, 2/ supports onl    048  * 1/ can print max 255 chars, 2/ supports only %d/%i, %c, %s, %x
049  * without any support for flag charachters (e    049  * without any support for flag charachters (eg %08x).
050  */                                               050  */
051 sos_ret_t sos_bochs_printf(const char *format,    051 sos_ret_t sos_bochs_printf(const char *format, /* args */...)
052      __attribute__ ((format (printf, 1, 2)));     052      __attribute__ ((format (printf, 1, 2)));
053                                                   053 
054 #endif                                            054 #endif
                                                      

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