Alistair Delva has uploaded this change for review. (
https://gem5-review.googlesource.com/c/public/gem5/+/51387 )
Change subject: WIP: ARM: Support multiple disks in starter_fs.py
......................................................................
WIP: ARM: Support multiple disks in starter_fs.py
Change-Id: Ie5a1140c525f1c88fb80c68e39629d963e28e3c5
---
M configs/example/arm/starter_fs.py
1 file changed, 21 insertions(+), 10 deletions(-)
diff --git a/configs/example/arm/starter_fs.py
b/configs/example/arm/starter_fs.py
index 7195af4..1e400c9 100644
--- a/configs/example/arm/starter_fs.py
+++ b/configs/example/arm/starter_fs.py
@@ -109,13 +109,15 @@
# Add the PCI devices we need for this system. The base system
# doesn't have any PCI devices by default since they are assumed
# to be added by the configuration scripts needing them.
- system.pci_devices = [
- # Create a VirtIO block device for the system's boot
- # disk. Attach the disk image using gem5's Copy-on-Write
- # functionality to avoid writing changes to the stored copy of
- # the disk image.
-
PciVirtIO(vio=VirtIOBlock(image=create_cow_image(args.disk_image))),
- ]
+
+ # Create a VirtIO block devices for the system's boot disks. Attach
+ # the disk image using gem5's Copy-on-Write functionality to avoid
+ # writing changes to the stored copy of the disk image.
+ pci_devices = []
+ for disk in args.disk_image:
+ device = PciVirtIO(vio=VirtIOBlock(image=create_cow_image(disk))))
+ pci_devices.append(device)
+ system.pci_devices = pci_devices
# Attach the PCI devices to the system. The helper method in the
# system assigns a unique PCI bus ID to each of the devices and
@@ -203,9 +205,9 @@
help="Linux kernel")
parser.add_argument("--initrd", type=str, default=None,
help="initrd/initramfs file to load")
- parser.add_argument("--disk-image", type=str,
- default=default_disk,
- help="Disk to instantiate")
+ parser.add_argument("--disk-image", action="append", type=str,
+ default=[],
+ help="Disks to instantiate")
parser.add_argument("--root-device", type=str,
default=default_root_device,
help="OS device name for root partition (default:
{})"
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: Ie5a1140c525f1c88fb80c68e39629d963e28e3c5
Gerrit-Change-Number: 51387
Gerrit-PatchSet: 1
Gerrit-Owner: Alistair Delva <[email protected]>
Gerrit-MessageType: newchange
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