3rd-party/linux-kernel-module-cheat
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readme: m5 readfile

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gitignore: trace-
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Ciro Santilli
2018-03-28 22:17:00 +01:00
parent f5065183a8
commit f74e001789
3 changed files with 21 additions and 2 deletions
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1
.gitignore vendored
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@@ -9,6 +9,7 @@ gitignore*
# Specific files. # Specific files.
/9p /9p
/README.html /README.html
/trace-[0-9]*
# GEM5 # GEM5
/m5out /m5out

16
README.adoc
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@@ -3240,6 +3240,22 @@ Does not work for subdirectories, gem5 crashes:
m5 writefile myfileguest mydirhost/myfilehost m5 writefile myfileguest mydirhost/myfilehost
.... ....
==== m5 readfile
https://stackoverflow.com/questions/49516399/how-to-use-m5-readfile-and-m5-execfile-in-gem5/49538051#49538051
Host:
....
date >m5out/myreadfile
....
Guest:
....
m5 readfile
....
=== gem5 limitations === gem5 limitations
* networking not working. We currently just disable it from `inittab` by default to prevent waiting at startup * networking not working. We currently just disable it from `inittab` by default to prevent waiting at startup

6
run
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@@ -1,5 +1,5 @@
#!/usr/bin/env bash #!/usr/bin/env bash
set -e set -eu
. common . common
# CLI handling. # CLI handling.
@@ -121,7 +121,8 @@ if "$gem5"; then
else else
gem5_arch=ARM gem5_arch=ARM
fi fi
gem5_cpt_dir="./m5out/cpts/${arch}" m5out_dir="${root_dir}/m5out"
gem5_cpt_dir="${m5out_dir}/cpts/${arch}"
mkdir -p "$gem5_cpt_dir" mkdir -p "$gem5_cpt_dir"
gem5_common="\ gem5_common="\
M5_PATH='${build_dir}/system' \ M5_PATH='${build_dir}/system' \
@@ -134,6 +135,7 @@ ${gem5opts} \
--kernel='${out_dir}/build/linux-custom/vmlinux' \ --kernel='${out_dir}/build/linux-custom/vmlinux' \
--mem-size=${memory} \ --mem-size=${memory} \
--num-cpus='${cpus}' \ --num-cpus='${cpus}' \
--script='${m5out_dir}/myreadfile' \
" "
if [ "$arch" = x86_64 ]; then if [ "$arch" = x86_64 ]; then
if "$kvm"; then if "$kvm"; then