def test_step_meth(self): meth = addrxlat.LinearMethod() step = addrxlat.Step(self.ctx, meth=meth) self.assertIs(step.ctx, self.ctx) self.assertIs(step.sys, None) self.assertIs(step.meth, meth) self.assertEqual(step.remain, 0) self.assertEqual(step.elemsz, 0) self.assertIs(step.base, None) self.assertIs(step.raw, None) idx = (0, ) * (addrxlat.FIELDS_MAX + 1) self.assertEqual(step.idx, idx)
def test_sys_meth(self): sys = addrxlat.System() newdesc = addrxlat.LinearMethod(0) for i in xrange(addrxlat.SYS_MAP_NUM): map = sys.get_map(i) self.assertIs(map, None) for methidx in xrange(addrxlat.SYS_METH_NUM): sys.set_meth(methidx, newdesc) for i in xrange(methidx): meth = sys.get_meth(i) self.assertEqual(meth, newdesc) for i in xrange(methidx + 1, addrxlat.SYS_METH_NUM): meth = sys.get_meth(i) self.assertEquals(meth.kind, addrxlat.NOMETH)
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_linear_param(self): meth = addrxlat.LinearMethod(off=0x1234) param = tuple(meth.param) self.assertLess(param.index(0x34), len(meth.param)) meth.param = (0xff, ) * len(meth.param) self.assertNotEqual(meth.off, 0x1234)
def test_linear_neg_off(self): meth = addrxlat.LinearMethod(off=-addrxlat.ADDR_MAX) self.assertEqual(meth.kind, addrxlat.LINEAR) self.assertEqual(meth.target_as, addrxlat.NOADDR) self.assertEqual(meth.off, 1)
def test_linear_target_as(self): meth = addrxlat.LinearMethod(addrxlat.MACHPHYSADDR) self.assertEqual(meth.kind, addrxlat.LINEAR) self.assertEqual(meth.target_as, addrxlat.MACHPHYSADDR) self.assertEqual(meth.off, 0)
def test_linear_readonly_kind(self): meth = addrxlat.LinearMethod() with self.assertRaises(AttributeError): meth.kind = addrxlat.NOMETH
def test_linear_defaults(self): meth = addrxlat.LinearMethod() self.assertEqual(meth.kind, addrxlat.LINEAR) self.assertEqual(meth.target_as, addrxlat.NOADDR) self.assertEqual(meth.off, 0)