def test_op_direct(self):
        "Operator using directmap"

        class hexop(addrxlat.Operator):
            def __init__(self, prefix='', *args, **kwargs):
                super(hexop, self).__init__(*args, **kwargs)
                self.prefix = prefix

            def callback(self, addr):
                return '{}{:x}'.format(self.prefix, addr.addr)

        myop = hexop(ctx=self.ctx,
                     sys=self.sys,
                     caps=addrxlat.CAPS(addrxlat.KPHYSADDR),
                     prefix='0x')
        result = myop(addrxlat.FullAddress(addrxlat.KVADDR, 0xabc))
        self.assertEqual(result, '0x1abc')
 def __init__(self, *args, **kwargs):
     super(mycontext, self).__init__(*args, **kwargs)
     self.read_caps = addrxlat.CAPS(addrxlat.MACHPHYSADDR)
    def setUp(self):
        def read32(addr):
            # Page table level 2 @ 0
            if addr.addr == 0x10000:
                return 0x101
            # Page table level 1 @ 0x65
            if addr.addr == 0x10100 + 0x65 * 4:
                return 0x1c0
            # Page table level 1 @ 0x41
            if addr.addr == 0x10100 + 0x41 * 4:
                return 0x1a9
            # Memory array at 0x40
            if addr.addr == 0x11000 + 0x40 * 4:
                return 0xaa

        self.ctx = addrxlat.Context()
        self.ctx.read_caps = addrxlat.CAPS(addrxlat.MACHPHYSADDR)
        self.ctx.cb_read32 = read32
        self.sys = addrxlat.System()

        map = addrxlat.Map()
        self.sys.set_map(addrxlat.SYS_MAP_HW, map)
        meth = addrxlat.PageTableMethod(addrxlat.MACHPHYSADDR)
        meth.root = addrxlat.FullAddress(addrxlat.MACHPHYSADDR, 0x10000)
        meth.pte_format = addrxlat.PTE_PFN32
        meth.fields = (8, 8, 8)
        self.sys.set_meth(addrxlat.SYS_METH_PGT, meth)
        map.set(0, addrxlat.Range(0xffff, addrxlat.SYS_METH_PGT))

        map = addrxlat.Map()
        self.sys.set_map(addrxlat.SYS_MAP_KV_PHYS, map)
        meth = addrxlat.LinearMethod(addrxlat.KPHYSADDR, 0x1000)
        self.sys.set_meth(addrxlat.SYS_METH_DIRECT, meth)
        map.set(0, addrxlat.Range(0x1fff, addrxlat.SYS_METH_DIRECT))
        meth = addrxlat.LookupMethod(addrxlat.KPHYSADDR)
        meth.endoff = 0xff
        meth.tbl = ((0x2000, 0xfa00), (0x3000, 0xfb00), (0x3100, 0xff00))
        self.sys.set_meth(addrxlat.SYS_METH_CUSTOM, meth)
        map.set(0x2000, addrxlat.Range(0x1fff, addrxlat.SYS_METH_CUSTOM))
        meth = addrxlat.MemoryArrayMethod(addrxlat.KPHYSADDR)
        meth.base = addrxlat.FullAddress(addrxlat.KVADDR, 0)
        meth.shift = 8
        meth.elemsz = 4
        meth.valsz = 4
        self.sys.set_meth(addrxlat.SYS_METH_CUSTOM + 1, meth)
        map.set(0x4000, addrxlat.Range(0x1fff, addrxlat.SYS_METH_CUSTOM + 1))
        map.set(0x6000, addrxlat.Range(0x9fff, addrxlat.SYS_METH_PGT))

        map = addrxlat.Map()
        self.sys.set_map(addrxlat.SYS_MAP_KPHYS_DIRECT, map)
        meth = addrxlat.LinearMethod(addrxlat.KVADDR, -0x1000)
        self.sys.set_meth(addrxlat.SYS_METH_RDIRECT, meth)
        map.set(0x1000, addrxlat.Range(0x1fff, addrxlat.SYS_METH_RDIRECT))

        map = addrxlat.Map()
        self.sys.set_map(addrxlat.SYS_MAP_MACHPHYS_KPHYS, map)
        meth = addrxlat.LinearMethod(addrxlat.KPHYSADDR, -0x10000)
        self.sys.set_meth(addrxlat.SYS_METH_MACHPHYS_KPHYS, meth)
        map.set(0x10000,
                addrxlat.Range(0xffff, addrxlat.SYS_METH_MACHPHYS_KPHYS))

        map = addrxlat.Map()
        self.sys.set_map(addrxlat.SYS_MAP_KPHYS_MACHPHYS, map)
        meth = addrxlat.LinearMethod(addrxlat.MACHPHYSADDR, 0x10000)
        self.sys.set_meth(addrxlat.SYS_METH_KPHYS_MACHPHYS, meth)
        map.set(0, addrxlat.Range(0xffff, addrxlat.SYS_METH_KPHYS_MACHPHYS))
 def test_op_caps(self):
     op = addrxlat.Operator(self.ctx, caps=addrxlat.CAPS(addrxlat.KVADDR))
     self.assertIs(op.ctx, self.ctx)
     self.assertIs(op.sys, None)
     self.assertEqual(op.caps, addrxlat.CAPS(addrxlat.KVADDR))
Exemple #5
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 def __init__(self, *args: int, **kwargs: int) -> None:
     super().__init__(*args, **kwargs)
     self.read_caps = addrxlat.CAPS(addrxlat.KVADDR)
Exemple #6
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 def __init__(self, *args, **kwargs):
     super(TranslationContext, self).__init__(*args, **kwargs)
     self.read_caps = addrxlat.CAPS(addrxlat.KVADDR)
     self.uint32_ptr = gdb.lookup_type('uint32_t').pointer()
     self.uint64_ptr = gdb.lookup_type('uint64_t').pointer()