#include "arch/sparc/isa_traits.hh"
#include "base/bitfield.hh"
-#include "base/misc.hh"
-#include "config/full_system.hh"
+#include "base/logging.hh"
class Checkpoint;
TteTag(uint64_t e) : entry(e), populated(true) {}
const TteTag &
- operator=(uint64_t e)
+ operator=(uint64_t e)
{
populated = true;
entry = e;
return *this;
}
- bool valid() const {assert(populated); return !bits(entry,62,62); }
- Addr va() const {assert(populated); return bits(entry,41,0); }
+ bool valid() const { assert(populated); return !bits(entry,62,62); }
+ Addr va() const { assert(populated); return bits(entry,41,0); }
};
bool populated;
public:
- PageTableEntry()
- : entry(0), type(invalid), populated(false)
+ PageTableEntry() : entry(0), type(invalid), populated(false)
{}
PageTableEntry(uint64_t e, EntryType t = sun4u)
populate(entry, type);
}
- void populate(uint64_t e, EntryType t = sun4u)
+ void
+ populate(uint64_t e, EntryType t = sun4u)
{
entry = e;
type = t;
entry4u = entry;
else {
entry4u = 0;
- entry4u |= mbits(entry,63,63); //valid
- entry4u |= bits(entry,1,0) << 61; //size[1:0]
- entry4u |= bits(entry,62,62) << 60; //nfo
- entry4u |= bits(entry,12,12) << 59; //ie
- entry4u |= bits(entry,2,2) << 48; //size[2]
- entry4u |= mbits(entry,39,13); //paddr
+ entry4u |= mbits(entry,63,63); // valid
+ entry4u |= bits(entry,1,0) << 61; // size[1:0]
+ entry4u |= bits(entry,62,62) << 60; // nfo
+ entry4u |= bits(entry,12,12) << 59; // ie
+ entry4u |= bits(entry,2,2) << 48; // size[2]
+ entry4u |= mbits(entry,39,13); // paddr
entry4u |= bits(entry,61,61) << 6;; // locked
- entry4u |= bits(entry,10,10) << 5; //cp
- entry4u |= bits(entry,9,9) << 4; //cv
- entry4u |= bits(entry,11,11) << 3; //e
- entry4u |= bits(entry,8,8) << 2; //p
- entry4u |= bits(entry,6,6) << 1; //w
+ entry4u |= bits(entry,10,10) << 5; // cp
+ entry4u |= bits(entry,9,9) << 4; // cv
+ entry4u |= bits(entry,11,11) << 3; // e
+ entry4u |= bits(entry,8,8) << 2; // p
+ entry4u |= bits(entry,6,6) << 1; // w
}
}
static int pageSizes[6];
uint64_t operator()() const { assert(populated); return entry4u; }
+
const PageTableEntry &
operator=(uint64_t e)
{
TlbEntry()
{}
- TlbEntry(Addr asn, Addr vaddr, Addr paddr)
+ TlbEntry(Addr asn, Addr vaddr, Addr paddr,
+ bool uncacheable, bool read_only)
{
uint64_t entry = 0;
- entry |= 1ULL << 1; // Writable
+ if (!read_only)
+ entry |= 1ULL << 1; // Writable
entry |= 0ULL << 2; // Available in nonpriveleged mode
entry |= 0ULL << 3; // No side effects
- entry |= 1ULL << 4; // Virtually cachable
- entry |= 1ULL << 5; // Physically cachable
+ if (!uncacheable) {
+ entry |= 1ULL << 4; // Virtually cachable
+ entry |= 1ULL << 5; // Physically cachable
+ }
entry |= 0ULL << 6; // Not locked
entry |= mbits(paddr, 39, 13); // Physical address
entry |= 0ULL << 48; // size = 8k
bool used;
bool valid;
- Addr pageStart()
+ Addr
+ pageStart()
{
return pte.paddr();
}
range.va = new_vaddr;
}
- void serialize(std::ostream &os);
- void unserialize(Checkpoint *cp, const std::string §ion);
+ void serialize(CheckpointOut &cp) const;
+ void unserialize(CheckpointIn &cp);
};
} // namespace SparcISA