def setUp(self):
self.ctx = addrxlat.Context()
def first_step(step, addr):
step.base = addrxlat.FullAddress(addrxlat.NOADDR, 0xabcdef)
step.idx = (addr & 0xff, addr >> 8)
step.remain = 2
def next_step(step):
step.base.addr = 0x123456 + step.idx[1]
step.elemsz = 0x100
self.meth = addrxlat.CustomMethod()
self.meth.target_as = addrxlat.KPHYSADDR
self.meth.cb_first_step = first_step
self.meth.cb_next_step = next_step
import _test_addrxlat
self.meth_ext = _test_addrxlat.getCustomMethod(addrxlat.convert)
self.assertEqual(self.meth_ext.kind, addrxlat.CUSTOM)
self.assertEqual(self.meth_ext.target_as, addrxlat.NOADDR)
self.meth_ext.target_as = addrxlat.KPHYSADDR
self.meth_extmod = _test_addrxlat.getCustomMethod(addrxlat.convert)
self.meth_extmod.target_as = addrxlat.KPHYSADDR
self.meth_extmod.cb_next_step = next_step
def test_err(self):
ctx = addrxlat.Context()
ctx.clear_err()
self.assertIs(ctx.get_err(), None)
status = ctx.err(addrxlat.ERR_CUSTOM_BASE, 'An error message')
self.assertEqual(status, addrxlat.ERR_CUSTOM_BASE)
self.assertEqual(ctx.get_err(), 'An error message')
ctx.clear_err()
self.assertIs(ctx.get_err(), None)
def test_custom_notimpl(self):
meth = addrxlat.CustomMethod(addrxlat.MACHPHYSADDR)
self.assertEqual(meth.kind, addrxlat.CUSTOM)
self.assertEqual(meth.target_as, addrxlat.MACHPHYSADDR)
ctx = addrxlat.Context()
step = addrxlat.Step(ctx=ctx, meth=meth)
with self.assertRaisesRegexp(BaseException, "NULL callback"):
meth.cb_first_step(step, 0x1234)
with self.assertRaisesRegexp(BaseException, "NULL callback"):
meth.cb_next_step(step)
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 setUp(self):
self.ctx = addrxlat.Context()
def get_addrxlat_ctx(self):
return addrxlat.Context()