class PrivRw(PrivTest):
def test(self):
"""Test reading/writing priv."""
+ # Disable physical memory protection by allowing U mode access to all
+ # memory.
+ self.gdb.p("$pmpcfg0=0xf") # TOR, R, W, X
+ self.gdb.p("$pmpaddr0=0x%x" %
+ ((self.hart.ram + self.hart.ram_size) >> 2))
+
+ # Leave the PC at _start, where the first 4 instructions should be
+ # legal in any mode.
for privilege in range(4):
self.gdb.p("$priv=%d" % privilege)
self.gdb.stepi()
global parsed # pylint: disable=global-statement
parsed = parser.parse_args()
target = targets.target(parsed)
-
testlib.print_log_names = parsed.print_log_names
- if parsed.xlen:
- target.xlen = parsed.xlen
-
module = sys.modules[__name__]
return testlib.run_all_tests(module, target, parsed)