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mips-vm: allow env var to override la network interface

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this is handy if you want to connect to it from the host
for e.g. seeing if min-copy-closure works
This commit is contained in:
Daniel Barlow 2023-05-06 23:01:56 +01:00
parent 30153a2d4e
commit 888a0d5f74
1 changed files with 5 additions and 3 deletions
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8
pkgs/mips-vm/mips-vm.sh
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@ -29,6 +29,8 @@ fi
test -n "$2" || usage
lan=${LAN-"socket,mcast=230.0.0.1:1235,localaddr=127.0.0.1"}
rootfs=$(mktemp mips-vm-fs-XXXXXX)
dd if=/dev/zero of=$rootfs bs=1M count=16 conv=sync
dd if=$2 of=$rootfs bs=65536 conv=sync,nocreat,notrunc
@ -47,7 +49,7 @@ qemu-system-mips \
-drive file=$rootfs,format=raw,readonly=off,if=virtio,index=0 \
${initramfs} \
-netdev socket,id=access,mcast=230.0.0.1:1234,localaddr=127.0.0.1 \
-device virtio-net-pci,disable-legacy=on,disable-modern=off,netdev=access,mac=ba:ad:1d:ea:21:02 \
-netdev socket,id=lan,mcast=230.0.0.1:1235,localaddr=127.0.0.1 \
-device virtio-net-pci,disable-legacy=on,disable-modern=off,netdev=lan,mac=ba:ad:1d:ea:21:01 \
-device virtio-net,disable-legacy=on,disable-modern=off,netdev=access,mac=ba:ad:1d:ea:21:02 \
-netdev ${lan},id=lan \
-device virtio-net,disable-legacy=on,disable-modern=off,netdev=lan,mac=ba:ad:1d:ea:21:01 \
-kernel $1 -display none $flags ${QEMU_OPTIONS}