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nixos/palace: Set up virtual IOMMU for cellar
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This commit is contained in:
Jack O'Sullivan 2023-12-13 11:23:47 +00:00
parent 82b24c3c55
commit 1b853d405c
3 changed files with 6 additions and 2 deletions
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2
nixos/boxes/home/palace/vms/cellar/default.nix
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@ -34,7 +34,7 @@ in
config = mkMerge [ config = mkMerge [
{ {
boot = { boot = {
kernelParams = [ "console=ttyS0,115200n8" ]; kernelParams = [ "console=ttyS0,115200n8" "intel_iommu=on" ];
}; };
fileSystems = { fileSystems = {

2
nixos/boxes/home/palace/vms/cellar/spdk.nix
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@ -13,7 +13,7 @@ in
my = { my = {
spdk = { spdk = {
enable = true; enable = true;
extraArgs = "--mem-channels 2 --cpumask 0xffff"; extraArgs = "--mem-channels 2 --cpumask 0x3";
debugCommands = '' debugCommands = ''
spdk-rpc bdev_nvme_attach_controller -t pcie -a 02:00.0 -b NVMe0 spdk-rpc bdev_nvme_attach_controller -t pcie -a 02:00.0 -b NVMe0
spdk-rpc bdev_nvme_attach_controller -t pcie -a 03:00.0 -b NVMe1 spdk-rpc bdev_nvme_attach_controller -t pcie -a 03:00.0 -b NVMe1

4
nixos/boxes/home/palace/vms/default.nix
View File

@ -113,6 +113,10 @@
hostBDF = "43:00.0"; hostBDF = "43:00.0";
}; };
}; };
qemuFlags = [
"machine kernel-irqchip=split"
"device intel-iommu,caching-mode=on,device-iotlb=on,intremap=on"
];
}; };
river = { river = {