Giacomo Travaglini has submitted this change. (
https://gem5-review.googlesource.com/c/public/gem5/+/26993 )
Change subject: configs: Enable Semihosting for baremetal.py
......................................................................
configs: Enable Semihosting for baremetal.py
This is enabled via the --semihosting option
Change-Id: If6961cba8ec4a3aa22e788db6fe0ae54e169bb9c
Signed-off-by: Giacomo Travaglini <giacomo.travagl...@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/26993
Tested-by: Gem5 Cloud Project GCB service account
<345032938...@cloudbuild.gserviceaccount.com>
Tested-by: kokoro <noreply+kok...@google.com>
Reviewed-by: Jason Lowe-Power <power...@gmail.com>
Reviewed-by: Gabe Black <gabebl...@google.com>
Maintainer: Jason Lowe-Power <power...@gmail.com>
---
M configs/example/arm/baremetal.py
1 file changed, 21 insertions(+), 1 deletion(-)
Approvals:
Jason Lowe-Power: Looks good to me, but someone else must approve; Looks
good to me, approved
Gabe Black: Looks good to me, approved
kokoro: Regressions pass
Gem5 Cloud Project GCB service account: Regressions pass
diff --git a/configs/example/arm/baremetal.py
b/configs/example/arm/baremetal.py
index c691a7d..85ded9c 100644
--- a/configs/example/arm/baremetal.py
+++ b/configs/example/arm/baremetal.py
@@ -104,6 +104,14 @@
MemConfig.config_mem(args, system)
+ if args.semi_enable:
+ system.semihosting = ArmSemihosting(
+ stdin=args.semi_stdin,
+ stdout=args.semi_stdout,
+ stderr=args.semi_stderr,
+ cmd_line = " ".join([ args.kernel ] + args.args)
+ )
+
# 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 configurastion scripts needin them.
@@ -203,7 +211,19 @@
parser.add_argument("--restore", type=str, default=None)
parser.add_argument("--dtb-gen", action="store_true",
help="Doesn't run simulation, it generates a DTB
only")
-
+ parser.add_argument("--semi-enable", action="store_true",
+ help="Enable semihosting support")
+ parser.add_argument("--semi-stdin", type=str, default="stdin",
+ help="Standard input for semihosting " \
+ "(default: gem5's stdin)")
+ parser.add_argument("--semi-stdout", type=str, default="stdout",
+ help="Standard output for semihosting " \
+ "(default: gem5's stdout)")
+ parser.add_argument("--semi-stderr", type=str, default="stderr",
+ help="Standard error for semihosting " \
+ "(default: gem5's stderr)")
+ parser.add_argument("args", default=[], nargs="*",
+ help="Semihosting arguments to pass to benchmark")
args = parser.parse_args()
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: If6961cba8ec4a3aa22e788db6fe0ae54e169bb9c
Gerrit-Change-Number: 26993
Gerrit-PatchSet: 6
Gerrit-Owner: Giacomo Travaglini <giacomo.travagl...@arm.com>
Gerrit-Reviewer: Ciro Santilli <ciro.santi...@arm.com>
Gerrit-Reviewer: Gabe Black <gabebl...@google.com>
Gerrit-Reviewer: Gem5 Cloud Project GCB service account
<345032938...@cloudbuild.gserviceaccount.com>
Gerrit-Reviewer: Giacomo Travaglini <giacomo.travagl...@arm.com>
Gerrit-Reviewer: Jason Lowe-Power <power...@gmail.com>
Gerrit-Reviewer: kokoro <noreply+kok...@google.com>
Gerrit-MessageType: merged
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