23 lines
693 B
C
23 lines
693 B
C
#include "syslib.h"
|
|
|
|
/*===========================================================================*
|
|
* sys_phys2seg *
|
|
*===========================================================================*/
|
|
PUBLIC int sys_phys2seg(seg, off, phys, size)
|
|
u16_t *seg; /* return segment selector here */
|
|
vir_bytes *off; /* return offset in segment here */
|
|
phys_bytes phys; /* physical address to convert */
|
|
vir_bytes size; /* size of segment */
|
|
{
|
|
message m;
|
|
int s;
|
|
m.SEG_PHYS = phys;
|
|
m.SEG_SIZE = size;
|
|
s = _taskcall(SYSTASK, SYS_PHYS2SEG, &m);
|
|
*seg = (u16_t) m.SEG_SELECT;
|
|
*off = (vir_bytes) m.SEG_OFFSET;
|
|
return s;
|
|
}
|
|
|
|
|