26,22 → 26,21 |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
|
#include <arch/mm/page.h> |
#include <arch/mm/frame.h> |
#include <mm/page.h> |
#include <mm/frame.h> |
#include <arch/mm/page.h> |
#include <arch/interrupt.h> |
#include <arch/asm.h> |
#include <config.h> |
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#include <memstr.h> |
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__address bootstrap_dba; |
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void page_arch_init(void) |
{ |
__address dba; |
count_t i; |
__address cur; |
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if (config.cpu_active == 1) { |
dba = frame_alloc(FRAME_KA | FRAME_PANIC, 0); |
52,8 → 51,8 |
/* |
* PA2KA(identity) mapping for all frames. |
*/ |
for (i = 0; i < config.memory_size/FRAME_SIZE; i++) { |
page_mapping_insert(PA2KA(i * PAGE_SIZE), i * PAGE_SIZE, PAGE_CACHEABLE | PAGE_EXEC, KA2PA(dba)); |
for (cur = 0; cur < last_frame; cur += FRAME_SIZE) { |
page_mapping_insert(PA2KA(cur), cur, PAGE_CACHEABLE | PAGE_EXEC, KA2PA(dba)); |
} |
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trap_register(14, page_fault); |