783 process->CloseOsAsid(); |
783 process->CloseOsAsid(); |
784 return r; |
784 return r; |
785 } |
785 } |
786 |
786 |
787 |
787 |
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788 DMemoryMapping* MM::FindMappingInProcess(DMemModelProcess* aProcess, TLinAddr aAddr, TUint aSize, |
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789 TUint& aOffsetInMapping, TUint& aInstanceCount) |
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790 { |
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791 if(aAddr>=KGlobalMemoryBase) |
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792 { |
|
793 // Address in global region, so look it up in kernel's address space... |
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794 return MM::FindMappingInAddressSpace(KKernelOsAsid, aAddr, aSize, aOffsetInMapping, aInstanceCount); |
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795 } |
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796 |
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797 // Address in thread's process address space so open a reference to its os asid |
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798 // so that it remains valid for FindMappingInAddressSpace() call. |
|
799 TInt osAsid = aProcess->TryOpenOsAsid(); |
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800 if (osAsid < 0) |
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801 {// The process no longer owns an address space so can't have any mappings. |
|
802 return NULL; |
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803 } |
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804 |
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805 DMemoryMapping* r = MM::FindMappingInAddressSpace(osAsid, aAddr, aSize, aOffsetInMapping, aInstanceCount); |
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806 |
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807 aProcess->CloseOsAsid(); |
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808 return r; |
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809 } |
|
810 |
|
811 |
788 DMemoryMapping* MM::FindMappingInAddressSpace( TUint aOsAsid, TLinAddr aAddr, TUint aSize, |
812 DMemoryMapping* MM::FindMappingInAddressSpace( TUint aOsAsid, TLinAddr aAddr, TUint aSize, |
789 TUint& aOffsetInMapping, TUint& aInstanceCount) |
813 TUint& aOffsetInMapping, TUint& aInstanceCount) |
790 { |
814 { |
791 return AddressSpace[aOsAsid]->FindMapping(aAddr, aSize, aOffsetInMapping, aInstanceCount); |
815 return AddressSpace[aOsAsid]->FindMapping(aAddr, aSize, aOffsetInMapping, aInstanceCount); |
792 } |
816 } |