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qemu -machine q35; boot disk is now SATA

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uosfz 2026-06-24 20:01:16 +02:00
parent 65e522c267
commit dc76ef757f
Signed by: uosfz
SSH key fingerprint: SHA256:FlktuluyhTQg3jHZNLKwxOOC5hbfrUXM0tz3IA3lGJo
2 changed files with 7 additions and 28 deletions
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26
debug-run-qemu.sh
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@ -1,25 +1,3 @@
#!/usr/bin/env bash
#
# debug-run-qemu.sh
# Launch QEMU with four vCPUs and a GDB stub on TCP port 3117.
#!/bin/sh
set -euo pipefail
QEMU_OPTS=""
# ATA drive with EFI partition, incl. bootloader & kernel
QEMU_OPTS="$QEMU_OPTS -drive if=ide,format=raw,file=build/disk.img"
# SATA drive
QEMU_OPTS="$QEMU_OPTS -drive id=disk,format=raw,file=drive.img,if=none -device ahci,id=ahci -device ide-hd,drive=disk,bus=ahci.0,serial=DEADBEEF"
# VIRTIO drive
QEMU_OPTS="$QEMU_OPTS -drive file=drive-virtio.img,format=raw,if=virtio"
# Multicore
QEMU_OPTS="$QEMU_OPTS -smp sockets=1,cores=2,threads=1"
# Debug Options
QEMU_OPTS="$QEMU_OPTS -d int -S -gdb tcp::3117"
qemu-system-x86_64 $QEMU_OPTS "$@"
./run-qemu.sh -d int -S -gdb tcp::3117

9
run-qemu.sh
View file

@ -2,11 +2,10 @@
QEMU_OPTS=""
# ATA drive with EFI partition, incl. bootloader & kernel
QEMU_OPTS="$QEMU_OPTS -drive if=ide,format=raw,file=build/disk.img"
# SATA drive
QEMU_OPTS="$QEMU_OPTS -drive id=disk,format=raw,file=drive.img,if=none -device ahci,id=ahci -device ide-hd,drive=disk,bus=ahci.0,serial=DEADBEEF"
QEMU_OPTS="$QEMU_OPTS -device ahci,id=ahci"
QEMU_OPTS="$QEMU_OPTS -drive id=bootdisk,format=raw,file=build/disk.img,if=none -device ide-hd,drive=bootdisk,bus=ahci.0,serial=DEADBEE0"
QEMU_OPTS="$QEMU_OPTS -drive id=disk,format=raw,file=drive.img,if=none -device ide-hd,drive=disk,bus=ahci.1,serial=DEADBEEF"
# VIRTIO drive
QEMU_OPTS="$QEMU_OPTS -drive file=drive-virtio.img,format=raw,if=virtio"
@ -14,4 +13,6 @@ QEMU_OPTS="$QEMU_OPTS -drive file=drive-virtio.img,format=raw,if=virtio"
# Multicore
QEMU_OPTS="$QEMU_OPTS -smp sockets=1,cores=2,threads=1"
QEMU_OPTS="$QEMU_OPTS -machine q35"
qemu-system-x86_64 $QEMU_OPTS "$@"