From ead84fbc720db4c8f42bb6a7ae979dbb4f8f6c5d Mon Sep 17 00:00:00 2001 From: Tim Newsome Date: Fri, 30 Sep 2016 12:11:03 -0700 Subject: [PATCH] Tolerate remotes that return memory read errors. --- debug/testlib.py | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/debug/testlib.py b/debug/testlib.py index 987d71e..8b799e7 100644 --- a/debug/testlib.py +++ b/debug/testlib.py @@ -1,4 +1,5 @@ import os.path +import re import shlex import subprocess import time @@ -143,6 +144,11 @@ class Openocd(object): except OSError: pass +class CannotAccess(Exception): + def __init__(self, address): + Exception.__init__(self) + self.address = address + class Gdb(object): def __init__(self, cmd=os.path.expandvars("$RISCV/bin/riscv64-unknown-elf-gdb")): @@ -187,6 +193,9 @@ class Gdb(object): def p(self, obj): output = self.command("p/x %s" % obj) + m = re.search("Cannot access memory at address (0x[0-9a-f]+)", output) + if m: + raise CannotAccess(int(m.group(1), 0)) value = int(output.split('=')[-1].strip(), 0) return value @@ -197,7 +206,6 @@ class Gdb(object): def stepi(self): output = self.command("stepi") - assert "Cannot" not in output return output def load(self): -- 2.30.2