Mainly introduce how to run the softmmu
Signed-off-by: Xiaojuan Yang <[email protected]>
Signed-off-by: Song Gao <[email protected]>
---
target/loongarch/README | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/target/loongarch/README b/target/loongarch/README
index 09f809cf80..b307bd4091 100644
--- a/target/loongarch/README
+++ b/target/loongarch/README
@@ -71,6 +71,26 @@
./qemu-loongarch64 /opt/clfs/usr/bin/pwd
...
+- Softmmu emulation
+
+ Add support softmmu emulation support in the following series patches.
+ Mainly emulate a virt 3A5000 board that is not exactly the same as the host.
+ Kernel code is on the github and the uefi code will be opened in the near
future.
+ All required binaries can get from github for test.
+
+ 1.Download kernel and the cross-tools.(vmlinux)
+
+ wget https://github.com/loongson/linux
+ wget
https://github.com/loongson/build-tools/releases/latest/download/loongarch64-clfs-20210831-cross-tools.tar.xz
+
+ 2.Download the clfs-system and made a ramdisk with busybox.(ramdisk)
+
+ 3.Run with command,eg:
+
+ ./build/qemu-system-loongarch64 -m 4G -smp 16 --cpu Loongson-3A5000
--machine loongson7a -kernel ./vmlinux -initrd ./ramdisk -append
"root=/dev/ram console=ttyS0,115200 rdinit=/sbin/init loglevel=8" -monitor
tcp::4000,server,nowait -nographic
+
+The vmlinux and ramdisk binary can get from :
+ git clone https://github.com/yangxiaojuan-loongson/qemu-binary
- Note.
We can get the latest LoongArch documents or LoongArch tools at
https://github.com/loongson/
--
2.27.0
