]> git.sur5r.net Git - cc65/blob - include/_6551.h
don't use constructor to setup runtime stack
[cc65] / include / _6551.h
1 /*****************************************************************************/
2 /*                                                                           */
3 /*                                  _6551.h                                  */
4 /*                                                                           */
5 /*                Internal include file, do not use directly                 */
6 /*                                                                           */
7 /*                                                                           */
8 /*                                                                           */
9 /* (C) 1998-2000 Ullrich von Bassewitz                                       */
10 /*               Wacholderweg 14                                             */
11 /*               D-70597 Stuttgart                                           */
12 /* EMail:        uz@musoftware.de                                            */
13 /*                                                                           */
14 /*                                                                           */
15 /* This software is provided 'as-is', without any expressed or implied       */
16 /* warranty.  In no event will the authors be held liable for any damages    */
17 /* arising from the use of this software.                                    */
18 /*                                                                           */
19 /* Permission is granted to anyone to use this software for any purpose,     */
20 /* including commercial applications, and to alter it and redistribute it    */
21 /* freely, subject to the following restrictions:                            */
22 /*                                                                           */
23 /* 1. The origin of this software must not be misrepresented; you must not   */
24 /*    claim that you wrote the original software. If you use this software   */
25 /*    in a product, an acknowledgment in the product documentation would be  */
26 /*    appreciated but is not required.                                       */
27 /* 2. Altered source versions must be plainly marked as such, and must not   */
28 /*    be misrepresented as being the original software.                      */
29 /* 3. This notice may not be removed or altered from any source              */
30 /*    distribution.                                                          */
31 /*                                                                           */
32 /*****************************************************************************/
33
34
35
36 #ifndef __6551_H
37 #define __6551_H
38
39
40
41 /* Define a structure with the 6551 register offsets */
42 struct __6551 {
43     unsigned char       data;           /* Data register */
44     unsigned char       status;         /* Status register */
45     unsigned char       cmd;            /* Command register */
46     unsigned char       ctrl;           /* Control register */
47 };
48
49
50
51 /* End of _6551.h */
52 #endif
53
54
55