WebSVN – HelenOS – Diff – /trunk/kernel/arch/ia64/src/mm/tlb.c



        /*
         * Forward the page fault to address space page fault handler.
         */
        page_table_unlock(AS, true);
        if (as_page_fault(va, PF_ACCESS_EXEC, istate) == AS_PF_FAULT) {
            fault_if_from_uspace(istate,"Page fault at %p.",va);
            panic("%s: va=%p, rid=%d, iip=%p.", __func__, va, rid,
                istate->cr_iip);
        }
    }
}
 

   
                dtc_mapping_insert(page, TASK->as->asid, entry);
                return 1;
            } else {
                fault_if_from_uspace(istate,
                    "IO access fault at %p.", va);
            }
        }
    }
       
    return 0;

        /*
         * Forward the page fault to the address space page fault
         * handler.
         */
        if (as_page_fault(va, PF_ACCESS_READ, istate) == AS_PF_FAULT) {
            fault_if_from_uspace(istate,"Page fault at %p.",va);
            panic("%s: va=%p, rid=%d, iip=%p.", __func__, va, rid,
                istate->cr_iip);
        }
    }
}
 

 * @param vector    Interruption vector.
 * @param istate    Structure with saved interruption state.
 */
void data_nested_tlb_fault(uint64_t vector, istate_t *istate)
{
    panic("%s.", __func__);
}
 
/** Data Dirty bit fault handler.
 *
 * @param vector    Interruption vector.

         */
        t->d = true;
        dtc_pte_copy(t);
    } else {
        if (as_page_fault(va, PF_ACCESS_WRITE, istate) == AS_PF_FAULT) {
            fault_if_from_uspace(istate,"Page fault at %p.",va);
            panic("%s: va=%p, rid=%d, iip=%p.", __func__, va, rid,
                istate->cr_iip);
        }
    }
    page_table_unlock(AS, true);
}

         */
        t->a = true;
        itc_pte_copy(t);
    } else {
        if (as_page_fault(va, PF_ACCESS_EXEC, istate) == AS_PF_FAULT) {
            fault_if_from_uspace(istate, "Page fault at %p.", va);
            panic("%s: va=%p, rid=%d, iip=%p.", __func__, va, rid,
                istate->cr_iip);
        }
    }
    page_table_unlock(AS, true);
}

         */
        t->a = true;
        dtc_pte_copy(t);
    } else {
        if (as_page_fault(va, PF_ACCESS_READ, istate) == AS_PF_FAULT) {
            fault_if_from_uspace(istate, "Page fault at %p.", va);
            panic("%s: va=%p, rid=%d, iip=%p.", __func__, va, rid,
                istate->cr_iip);
        }
    }
    page_table_unlock(AS, true);
}

            dtc_pte_copy(t);
        page_table_unlock(AS, true);
    } else {
        page_table_unlock(AS, true);
        if (as_page_fault(va, PF_ACCESS_READ, istate) == AS_PF_FAULT) {
            fault_if_from_uspace(istate, "Page fault at %p.", va);
            panic("%s: va=%p, rid=%d.", __func__, va, rid);
        }
    }
}
 
/** @}

Rev 3777	Rev 3790
Line 470...	Line 470...
470	/*	470	/*
471	* Forward the page fault to address space page fault handler.	471	* Forward the page fault to address space page fault handler.
472	*/	472	*/
473	page_table_unlock(AS, true);	473	page_table_unlock(AS, true);
474	if (as_page_fault(va, PF_ACCESS_EXEC, istate) == AS_PF_FAULT) {	474	if (as_page_fault(va, PF_ACCESS_EXEC, istate) == AS_PF_FAULT) {
475	fault_if_from_uspace(istate,"Page fault at %p",va);	475	fault_if_from_uspace(istate,"Page fault at %p.",va);
476	panic("%s: va=%p, rid=%d, iip=%p\n", __func__, va, rid,	476	panic("%s: va=%p, rid=%d, iip=%p.", __func__, va, rid,
477	istate->cr_iip);	477	istate->cr_iip);
478	}	478	}
479	}	479	}
480	}	480	}
481		481
Line 529...	Line 529...
529		529
530	dtc_mapping_insert(page, TASK->as->asid, entry);	530	dtc_mapping_insert(page, TASK->as->asid, entry);
531	return 1;	531	return 1;
532	} else {	532	} else {
533	fault_if_from_uspace(istate,	533	fault_if_from_uspace(istate,
534	"IO access fault at %p", va);	534	"IO access fault at %p.", va);
535	}	535	}
536	}	536	}
537	}	537	}
538		538
539	return 0;	539	return 0;
Line 581...	Line 581...
581	/*	581	/*
582	* Forward the page fault to the address space page fault	582	* Forward the page fault to the address space page fault
583	* handler.	583	* handler.
584	*/	584	*/
585	if (as_page_fault(va, PF_ACCESS_READ, istate) == AS_PF_FAULT) {	585	if (as_page_fault(va, PF_ACCESS_READ, istate) == AS_PF_FAULT) {
586	fault_if_from_uspace(istate,"Page fault at %p",va);	586	fault_if_from_uspace(istate,"Page fault at %p.",va);
587	panic("%s: va=%p, rid=%d, iip=%p\n", __func__, va, rid,	587	panic("%s: va=%p, rid=%d, iip=%p.", __func__, va, rid,
588	istate->cr_iip);	588	istate->cr_iip);
589	}	589	}
590	}	590	}
591	}	591	}
592		592
Line 597...	Line 597...
597	* @param vector Interruption vector.	597	* @param vector Interruption vector.
598	* @param istate Structure with saved interruption state.	598	* @param istate Structure with saved interruption state.
599	*/	599	*/
600	void data_nested_tlb_fault(uint64_t vector, istate_t *istate)	600	void data_nested_tlb_fault(uint64_t vector, istate_t *istate)
601	{	601	{
602	panic("%s\n", __func__);	602	panic("%s.", __func__);
603	}	603	}
604		604
605	/** Data Dirty bit fault handler.	605	/** Data Dirty bit fault handler.
606	*	606	*
607	* @param vector Interruption vector.	607	* @param vector Interruption vector.
Line 628...	Line 628...
628	*/	628	*/
629	t->d = true;	629	t->d = true;
630	dtc_pte_copy(t);	630	dtc_pte_copy(t);
631	} else {	631	} else {
632	if (as_page_fault(va, PF_ACCESS_WRITE, istate) == AS_PF_FAULT) {	632	if (as_page_fault(va, PF_ACCESS_WRITE, istate) == AS_PF_FAULT) {
633	fault_if_from_uspace(istate,"Page fault at %p",va);	633	fault_if_from_uspace(istate,"Page fault at %p.",va);
634	panic("%s: va=%p, rid=%d, iip=%p\n", __func__, va, rid,	634	panic("%s: va=%p, rid=%d, iip=%p.", __func__, va, rid,
635	istate->cr_iip);	635	istate->cr_iip);
636	}	636	}
637	}	637	}
638	page_table_unlock(AS, true);	638	page_table_unlock(AS, true);
639	}	639	}
Line 664...	Line 664...
664	*/	664	*/
665	t->a = true;	665	t->a = true;
666	itc_pte_copy(t);	666	itc_pte_copy(t);
667	} else {	667	} else {
668	if (as_page_fault(va, PF_ACCESS_EXEC, istate) == AS_PF_FAULT) {	668	if (as_page_fault(va, PF_ACCESS_EXEC, istate) == AS_PF_FAULT) {
669	fault_if_from_uspace(istate, "Page fault at %p", va);	669	fault_if_from_uspace(istate, "Page fault at %p.", va);
670	panic("%s: va=%p, rid=%d, iip=%p\n", __func__, va, rid,	670	panic("%s: va=%p, rid=%d, iip=%p.", __func__, va, rid,
671	istate->cr_iip);	671	istate->cr_iip);
672	}	672	}
673	}	673	}
674	page_table_unlock(AS, true);	674	page_table_unlock(AS, true);
675	}	675	}
Line 700...	Line 700...
700	*/	700	*/
701	t->a = true;	701	t->a = true;
702	dtc_pte_copy(t);	702	dtc_pte_copy(t);
703	} else {	703	} else {
704	if (as_page_fault(va, PF_ACCESS_READ, istate) == AS_PF_FAULT) {	704	if (as_page_fault(va, PF_ACCESS_READ, istate) == AS_PF_FAULT) {
705	fault_if_from_uspace(istate, "Page fault at %p", va);	705	fault_if_from_uspace(istate, "Page fault at %p.", va);
706	panic("%s: va=%p, rid=%d, iip=%p\n", __func__, va, rid,	706	panic("%s: va=%p, rid=%d, iip=%p.", __func__, va, rid,
707	istate->cr_iip);	707	istate->cr_iip);
708	}	708	}
709	}	709	}
710	page_table_unlock(AS, true);	710	page_table_unlock(AS, true);
711	}	711	}
Line 741...	Line 741...
741	dtc_pte_copy(t);	741	dtc_pte_copy(t);
742	page_table_unlock(AS, true);	742	page_table_unlock(AS, true);
743	} else {	743	} else {
744	page_table_unlock(AS, true);	744	page_table_unlock(AS, true);
745	if (as_page_fault(va, PF_ACCESS_READ, istate) == AS_PF_FAULT) {	745	if (as_page_fault(va, PF_ACCESS_READ, istate) == AS_PF_FAULT) {
746	fault_if_from_uspace(istate, "Page fault at %p", va);	746	fault_if_from_uspace(istate, "Page fault at %p.", va);
747	panic("%s: va=%p, rid=%d\n", __func__, va, rid);	747	panic("%s: va=%p, rid=%d.", __func__, va, rid);
748	}	748	}
749	}	749	}
750	}	750	}
751		751
752	/** @}	752	/** @}

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(root)/trunk/kernel/arch/ia64/src/mm/tlb.c – Rev 3777 → 3790