From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Wed, 8 Jul 2020 16:18:29 +0000 (+0100)
Subject: add option to qemu to break at known alternate address
X-Git-Tag: div_pipeline~156
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=570c6c220452bc982598e0053ea9e300e0e94251;p=soc.git

add option to qemu to break at known alternate address
---

diff --git a/src/soc/simulator/qemu.py b/src/soc/simulator/qemu.py
index b39ada05..d1045f15 100644
--- a/src/soc/simulator/qemu.py
+++ b/src/soc/simulator/qemu.py
@@ -96,7 +96,7 @@ class QemuController:
         self.qemu_popen.stdin.close()
 
 
-def run_program(program, initial_mem=None):
+def run_program(program, initial_mem=None, extra_break_addr=None):
     q = QemuController(program.binfile.name)
     q.connect()
     # Run to the start of the program
@@ -114,6 +114,9 @@ def run_program(program, initial_mem=None):
     q.break_address(0x20000000 + program.size())
     # or to trap
     q.break_address(0x700)
+    # or to alternative (absolute) address)
+    if extra_break_addr:
+        q.break_address(extra_break_addr)
     q.gdb_continue()
     return q