def PciIo16(Bus, Dev, Func):
try:
return PciIo16Cache[(Bus, Dev, Func)]
except:
pass
if PciMmioBase != 0:
PciIoCellExt["CellBase"] = lambda Reg: PciMmioBase + (Bus << 20) + (
Dev << 15) + (Func << 12) + Reg
PciIo16CellClass = _Mem16
else:
PciIoCellExt["CellBase"] = lambda Reg: pci.PCI_CONFIG_ACCESS_CF8(
(Reg, Func, Dev, Bus, 0, 1)).Uint32
PciIo16CellClass = _PciIo16Cell
_PciIo16Obj = _MemArray("PciIo16(%02X:%02X:%02X)" % (Bus, Dev, Func),
16,
CellClass=PciIo16CellClass,
CellExt=PciIoCellExt)
PciIo16Cache[(Bus, Dev, Func)] = _PciIo16Obj
return _PciIo16Obj
def PciIo32(Bus, Dev, Func):
try:
return PciIo32Cache[(Bus, Dev, Func)]
except:
pass
if PciMmioBase != 0:
PciIoCellExt["CellBase"] = lambda Reg: PciMmioBase + (Bus << 20) + (
Dev << 15) + (Func << 12) + Reg
PciIo32CellClass = _Mem32
else:
PciIoCellExt["CellBase"] = lambda Reg: pci.PCI_CONFIG_ACCESS_CF8(
(Reg, Func, Dev, Bus, 0, 1)).Uint32
PciIo32CellClass = _PciIo32Cell
_PciIo32Obj = _MemArray("PciIo32(%02X:%02X:%02X)" % (Bus, Dev, Func),
32,
CellClass=PciIo32CellClass,
CellExt=PciIoCellExt,
DictKey=PciHeaderS)
PciIo32Cache[(Bus, Dev, Func)] = _PciIo32Obj
return _PciIo32Obj
mList = list (xrange (0, 0x1000))
mTuple = tuple (xrange (0, 0x1000))
class tOp (_MemCell):
def MemSet (self, index, value):
mList[index] = value
def MemGet (self, index):
return mList[index]
#
# Object zone
#
tMem8 = _MemArray("tMem8", 8, CellClass = tOp)
tMem16 = _MemArray("tMem16", 16, CellClass = tOp)
tMem32 = _MemArray("tMem32", 32, CellClass = tOp)
tMem64 = _MemArray("tMem64", 64, CellClass = tOp)
#
# Entry for verify BitOp
#
if __name__ == "__main__":
b = tMem64[0x02]
print "tMem64[0x02]", b
b = tMem32[0x02]
print "tMem32[0x02]", b
b = tMem16[0x02]
print "tMem16[0x02]", b
# "CellUnion": EFIPY_MSR_COMMON_Reg,
"CellDefault": EFIPY_MSR_COMMON_Reg,
"CellArray": {},
"CellType": 'Uint64',
"CellBits": 'Bits'
}
print "Looking for platform IA32_DEBUG_INTERFACE status..."
CpuId01 = CPUID(0x01)
if CpuId01.ECX.SDBG != 1:
print "This platform does not support IA32_DEBUG_INTERFACE...exit."
exit(0)
print "This platform supports IA32_DEBUG_INTERFACE"
print "SDBG value: %X" % CpuId01.ECX[11]
msr = _MemArray("msr", 64, CellClass=rMsr, CellExt=CellExt)
print "Enable (R/W): %x" % msr[0xC80][0]
print "Lock (R/W): %x" % msr[0xC80][30]
print "Debug Occurred (R/O): %x" % msr[0xC80][31]
print
print "Try to enable IA32_DEBUG_INTERFACE::Enable bit..."
msr[0xC80][0] = 1
print "dump IA32_DEBUG_INTERFACE again..."
print "This bit shouldn't be changed on shell..."
print "msr[0xC80]", msr[0xC80]
print "Enable (R/W): %x" % msr[0xC80][0]
print "Lock (R/W): %x" % msr[0xC80][30]
print "Debug Occurred (R/O): %x" % msr[0xC80][31]