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authorjohannst <johannes.stoelp@gmail.com>2021-06-01 22:04:37 +0200
committerjohannst <johannes.stoelp@gmail.com>2021-06-01 22:04:37 +0200
commite40bb4ba54f2c4bd5e8ca56bb22932773a57ec9d (patch)
treea2e79acd9f9ec521f0c07ddeb177089651933658
parent78b0d71f26c2660ca4a55926ce1420ca3902affa (diff)
downloadnotes-e40bb4ba54f2c4bd5e8ca56bb22932773a57ec9d.tar.gz
notes-e40bb4ba54f2c4bd5e8ca56bb22932773a57ec9d.zip
qemu: added nographic keybindings + debugging
-rw-r--r--src/tools/qemu.md13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/tools/qemu.md b/src/tools/qemu.md
index 84eccae..8a48bdc 100644
--- a/src/tools/qemu.md
+++ b/src/tools/qemu.md
@@ -5,6 +5,7 @@ this can be swapped with the system emulator for other architectures.
## Keybindings
+Graphic mode:
```markdown
Ctrl+Alt+g release mouse capture from VM
@@ -12,6 +13,13 @@ Ctrl+Alt+1 switch to display of VM
Ctrl+Alt+2 switch to qemu monitor
```
+No graphic mode:
+```markdown
+Ctrl+a h print help
+Ctrl+a x exit emulator
+Ctrl+a c switch between monitor and console
+```
+
## VM config snippet
Following command-line gives a good starting point to assemble a VM:
@@ -86,6 +94,11 @@ lsblk -f /dev/sda
#### USB Device
- `-device usb-host,bus=xhci.0,vendorid=0x05e1,productid=0x0408` pass-through USB device from host identified by vendorid & productid and attach to usb bus `xhci.0` (defined with controller `id`)
+## Debugging
+
+- `-gdb tcp::<port>` open gdbstub on tcp `<port>` (`-s` shorthand for `-gdb tcp::1234`).
+- `-S` freeze CPU at startup.
+
## References
- [QEMU USB][doc-qemu-usb]
- [QEMU IMG][doc-qemu-img]