1 #ifndef _BASEMEM_H 2 #define _BASEMEM_H 3 4 /** @file 5 * 6 * Base memory allocation 7 * 8 */ 9 10 FILE_LICENCE ( GPL2_OR_LATER ); 11 12 #include <stdint.h> 13 #include <realmode.h> 14 #include <bios.h> 15 16 /** 17 * Read the BIOS free base memory counter 18 * 19 * @ret fbms Free base memory counter (in kB) 20 */ get_fbms(void)21static inline unsigned int get_fbms ( void ) { 22 uint16_t fbms; 23 24 get_real ( fbms, BDA_SEG, BDA_FBMS ); 25 return fbms; 26 } 27 28 extern void set_fbms ( unsigned int new_fbms ); 29 30 /* Actually in hidemem.c, but putting it here avoids polluting the 31 * architecture-independent include/hidemem.h. 32 */ 33 extern void hide_basemem ( void ); 34 35 #endif /* _BASEMEM_H */ 36