Subversion Repositories HelenOS

Rev

Rev 3940 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 3940 Rev 3973
Line 41... Line 41...
41 
#include <arch/exception.h>
 41 
#include <arch/exception.h>
42 
#include <typedefs.h>
 42 
#include <typedefs.h>
43 
#include <arch/types.h>
 43 
#include <arch/types.h>
44 
#include <interrupt.h>
 44 
#include <interrupt.h>
45 
#include <arch/mm/frame.h>
 45 
#include <arch/mm/frame.h>
46 
#include <ddi/ddi.h>
 - 
 
47 
 
 - 
 
48 
/** Physical memory area for devices. */
 - 
 
49 
static parea_t dev_area;
 - 
 
50 
 
 46 
 
51 
/** Initializes page tables.
 47 
/** Initializes page tables.
52 
 *
 48 
 *
53 
 * 1:1 virtual-physical mapping is created in kernel address space. Mapping
 49 
 * 1:1 virtual-physical mapping is created in kernel address space. Mapping
54 
 * for table with exception vectors is also created.
 50 
 * for table with exception vectors is also created.
Line 108... Line 104...
108 
 
 104 
 
109 
    last_frame = ALIGN_UP(last_frame + size, FRAME_SIZE);
 105 
    last_frame = ALIGN_UP(last_frame + size, FRAME_SIZE);
110 
    return virtaddr;
 106 
    return virtaddr;
111 
}
 107 
}
112 
 
 108 
 
113 
void hw_area(void)
 - 
 
114 
{
 - 
 
115 
    dev_area.pbase = end_frame;
 - 
 
116 
    dev_area.frames = SIZE2FRAMES(0xffffffff - end_frame);
 - 
 
117 
    ddi_parea_register(&dev_area);
 - 
 
118 
}
 - 
 
119 
 
 - 
 
120 
/** @}
 109 
/** @}
121 
 */
 110 
 */