1
0
mirror of https://github.com/cc65/cc65.git synced 2024-11-16 02:10:52 +00:00
cc65/include/em/em-kernel.h
cuz fc353fbd5a Renamed the deinstall vector to uninstall.
Make em_install and em_uninstall user callable functions.


git-svn-id: svn://svn.cc65.org/cc65/trunk@1957 b7a2c559-68d2-44c3-8de9-860c34a00d81
2003-02-10 22:31:45 +00:00

80 lines
3.7 KiB
C

/*****************************************************************************/
/* */
/* em-kernel.h */
/* */
/* Internally used EM functions */
/* */
/* */
/* */
/* (C) 2002-2003 Ullrich von Bassewitz */
/* Römerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef _EM_KERNEL_H
#define _EM_KERNEL_H
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* A structure that describes the header of an extended memory driver loaded
* into memory.
*/
typedef struct {
/* Driver header */
char id[3]; /* Contains 0x65, 0x6d, 0x64 ("emd") */
unsigned char version; /* Interface version */
/* Jump vectors. Note that these are not C callable */
void* install; /* INSTALL routine */
void* deinstall; /* DEINSTALL routine */
void* pagecount; /* PAGECOUNT routine */
void* map; /* MAP routine */
void* use; /* USE routine */
void* mapclean; /* MAPCLEAN routine */
void* copyfrom; /* COPYFROM routine */
void* copyto; /* COPYTO routine */
} em_drv_header;
/* EM kernel variables */
extern em_drv_header* em_drv; /* Pointer to driver */
/* End of em-kernel.h */
#endif