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From: | Chen, Tiejun |
Subject: | Re: [Qemu-devel] [v2][RFC][PATCH] virtio: uniform virtio device IDs |
Date: | Mon, 09 Feb 2015 15:01:15 +0800 |
User-agent: | Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
On 2015/2/8 18:48, Michael S. Tsirkin wrote:
On Fri, Feb 06, 2015 at 01:14:46PM +0100, Cornelia Huck wrote:On Fri, 6 Feb 2015 13:41:26 +0800 Tiejun Chen <address@hidden> wrote:Actually we define these device IDs in virtio standard, so we'd better put them into one common place to manage conveniently. Here I also add VIRTIO_ID_RESERVE according to virtio spec. Signed-off-by: Tiejun Chen <address@hidden>We really should just write a script to import the headers from the linux kernel. They will need some tweaks to avoid dependencies on linux/types, but this seems easy to do - better than trying to keep things in sync manually.
I prefer Cornelia's comment since actually we're trying to define a little bit according to a spec, so the following may be enough?
diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h index f24997d..4afb0b7 100644 --- a/include/hw/virtio/virtio.h +++ b/include/hw/virtio/virtio.h @@ -23,6 +23,22 @@ #include "hw/virtio/virtio-9p.h" #endif +/* Refer to VirtIO Spec 1.0. */ + +#define VIRTIO_ID_RESERVED 0 /* reserved (invalid)*/ +#define VIRTIO_ID_NET 1 /* network card */ +#define VIRTIO_ID_BLOCK 2 /* block device */ +#define VIRTIO_ID_CONSOLE 3 /* console */ +#define VIRTIO_ID_RNG 4 /* entropy source */ +#define VIRTIO_ID_BALLOON 5 /* memory ballooning */ +#define VIRTIO_ID_IOMEMORY 6 /* ioMemory */ +#define VIRTIO_ID_RPMSG 7 /* rpmsg */ +#define VIRTIO_ID_SCSI 8 /* SCSI host */ +#define VIRTIO_ID_9P 9 /* 9P transport */ +#define VIRTIO_ID_MAC80211_WALN 10 /* mac80211 wlan */ +#define VIRTIO_ID_RPROC_SERIAL 11 /* rproc seria */ +#define VIRTIO_ID_CAIF 12 /* virtio CAIF */ + /* from Linux's linux/virtio_config.h */ /* Status byte for guest to report progress, and synchronize features. */ Thanks Tiejun
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