arm, config: Add missing IOCache in bL config

This patch adds an IOCache to the example bigLITTLE
configuration. An IOCache is required for correct DMA
transfers when we have caches in the system.

Change-Id: Ifeddc1b360aacbb16b1393f361dd98873c834012
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>

1 files changed, 9 insertions, 7 deletions

diff --git a/configs/example/arm/fs_bigLITTLE.py b/configs/example/arm/fs_bigLITTLE.py
index d1b1ee7ab..75cb44184 100644
--- a/configs/example/arm/fs_bigLITTLE.py
+++ b/configs/example/arm/fs_bigLITTLE.py
@@ -79,14 +79,13 @@ class LittleCluster(devices.CpuCluster):
                                          cpu_voltage, *cpu_config)
 
 
-def createSystem(kernel, bootscript, disks=[]):
-    sys = devices.SimpleSystem(kernel=SysPaths.binary(kernel),
+def createSystem(caches, kernel, bootscript, disks=[]):
+    sys = devices.SimpleSystem(caches, default_mem_size,
+                               kernel=SysPaths.binary(kernel),
                                readfile=bootscript,
                                machine_type="DTOnly")
 
-    mem_region = sys.realview._mem_regions[0]
-    sys.mem_ctrls = SimpleMemory(
-        range=AddrRange(start=mem_region[0], size=default_mem_size))
+    sys.mem_ctrls = SimpleMemory(range=sys._mem_range)
     sys.mem_ctrls.port = sys.membus.master
 
     sys.connect()
@@ -159,8 +158,11 @@ def main():
 
     root = Root(full_system=True)
 
-    disks = default_disk if len(options.disk) == 0 else options.disk
-    system = createSystem(options.kernel, options.bootscript, disks=disks)
+    disks = [default_disk] if len(options.disk) == 0 else options.disk
+    system = createSystem(options.caches,
+                          options.kernel,
+                          options.bootscript,
+                          disks=disks)
 
     root.system = system
     system.boot_osflags = " ".join(kernel_cmd)