26,12 → 26,13 |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
|
#include <arch/mm/page.h> |
#include <arch/mm/frame.h> |
#include <mm/frame.h> |
#include <mm/page.h> |
#include <arch/types.h> |
#include <config.h> |
#include <func.h> |
#include <mm/frame.h> |
#include <mm/page.h> |
#include <arch/mm/page.h> |
#include <arch/interrupt.h> |
#include <arch/asm.h> |
#include <synch/spinlock.h> |
44,7 → 45,7 |
void page_arch_init(void) |
{ |
__address dba; |
__u32 i; |
__address cur; |
|
if (config.cpu_active == 1) { |
dba = frame_alloc(FRAME_KA | FRAME_PANIC, 0); |
53,10 → 54,10 |
bootstrap_dba = dba; |
|
/* |
* PA2KA(identity) mapping for all frames. |
* PA2KA(identity) mapping for all frames until last_frame. |
*/ |
for (i = 0; i < config.memory_size/PAGE_SIZE; i++) |
page_mapping_insert(PA2KA(i * PAGE_SIZE), i * PAGE_SIZE, PAGE_CACHEABLE, KA2PA(dba)); |
for (cur = 0; cur < last_frame; cur += FRAME_SIZE) |
page_mapping_insert(PA2KA(cur), cur, PAGE_CACHEABLE, KA2PA(dba)); |
|
trap_register(14, page_fault); |
write_cr3(KA2PA(dba)); |