#include "arch/tlb.hh"
#include "base/hashmap.hh"
#include "base/types.hh"
-#include "config/full_system.hh"
#include "config/the_isa.hh"
#include "mem/request.hh"
#include "sim/serialize.hh"
-class Process;
-
/**
* Page Table Declaration.
*/
const Addr pageSize;
const Addr offsetMask;
- Process *process;
+ const uint64_t pid;
+ const std::string _name;
public:
- PageTable(Process *_process, Addr _pageSize = TheISA::VMPageSize);
+ PageTable(const std::string &__name, uint64_t _pid,
+ Addr _pageSize = TheISA::VMPageSize);
~PageTable();
+ // for DPRINTF compatibility
+ const std::string name() const { return _name; }
+
Addr pageAlign(Addr a) { return (a & ~offsetMask); }
Addr pageOffset(Addr a) { return (a & offsetMask); }
- void allocate(Addr vaddr, int64_t size);
+ void map(Addr vaddr, Addr paddr, int64_t size, bool clobber = false);
void remap(Addr vaddr, int64_t size, Addr new_vaddr);
- void deallocate(Addr vaddr, int64_t size);
+ void unmap(Addr vaddr, int64_t size);
+
+ /**
+ * Check if any pages in a region are already allocated
+ * @param vaddr The starting virtual address of the region.
+ * @param size The length of the region.
+ * @return True if no pages in the region are mapped.
+ */
+ bool isUnmapped(Addr vaddr, int64_t size);
/**
* Lookup function