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Add Regions concept to Task.

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This commit is contained in:
Andreas Kling 2018-10-18 14:53:00 +02:00
parent 5b10846bed
commit 3649638259
7 changed files with 131 additions and 41 deletions
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16
Kernel/Task.h
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@ -97,10 +97,11 @@ public:
static void taskDidCrash(Task*);
void dumpRegions();
private:
friend class MemoryManager;
bool mapZone(LinearAddress, RetainPtr<Zone>&&);
FileHandle* openFile(String&&);
void allocateLDT();
@ -124,13 +125,22 @@ private:
Vector<OwnPtr<FileHandle>> m_fileHandles;
RingLevel m_ring { Ring0 };
int m_error { 0 };
void* m_kernelStack { nullptr };
struct MappedZone {
struct Region {
Region(LinearAddress, size_t, RetainPtr<Zone>&&, String&&);
~Region();
LinearAddress linearAddress;
size_t size { 0 };
RetainPtr<Zone> zone;
String name;
};
Region* allocateRegion(size_t, String&& name);
Vector<MappedZone> m_mappedZones;
Vector<OwnPtr<Region>> m_regions;
// FIXME: Implement some kind of ASLR?
LinearAddress m_nextRegion;
};
extern void task_init();