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usb-storage: usb3 support 

Add usb3 descriptors to usb-storage, so it shows up as superspeed
device when connected to xhci.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2012-08-28 17:29:15 +02:00
parent 2077469b58
commit 79b40459ba
1 changed files with 43 additions and 3 deletions
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46
hw/usb/dev-storage.c
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@ -78,6 +78,7 @@ enum {
STR_SERIALNUMBER,
STR_CONFIG_FULL,
STR_CONFIG_HIGH,
STR_CONFIG_SUPER,
};
static const USBDescStrings desc_strings = {
@ -86,6 +87,7 @@ static const USBDescStrings desc_strings = {
[STR_SERIALNUMBER] = "1",
[STR_CONFIG_FULL] = "Full speed config (usb 1.1)",
[STR_CONFIG_HIGH] = "High speed config (usb 2.0)",
[STR_CONFIG_SUPER] = "Super speed config (usb 3.0)",
};
static const USBDescIface desc_iface_full = {
@ -158,6 +160,43 @@ static const USBDescDevice desc_device_high = {
},
};
static const USBDescIface desc_iface_super = {
.bInterfaceNumber = 0,
.bNumEndpoints = 2,
.bInterfaceClass = USB_CLASS_MASS_STORAGE,
.bInterfaceSubClass = 0x06, /* SCSI */
.bInterfaceProtocol = 0x50, /* Bulk */
.eps = (USBDescEndpoint[]) {
{
.bEndpointAddress = USB_DIR_IN | 0x01,
.bmAttributes = USB_ENDPOINT_XFER_BULK,
.wMaxPacketSize = 1024,
.bMaxBurst = 15,
},{
.bEndpointAddress = USB_DIR_OUT | 0x02,
.bmAttributes = USB_ENDPOINT_XFER_BULK,
.wMaxPacketSize = 1024,
.bMaxBurst = 15,
},
}
};
static const USBDescDevice desc_device_super = {
.bcdUSB = 0x0300,
.bMaxPacketSize0 = 9,
.bNumConfigurations = 1,
.confs = (USBDescConfig[]) {
{
.bNumInterfaces = 1,
.bConfigurationValue = 1,
.iConfiguration = STR_CONFIG_SUPER,
.bmAttributes = 0xc0,
.nif = 1,
.ifs = &desc_iface_super,
},
},
};
static const USBDesc desc = {
.id = {
.idVendor = 0x46f4, /* CRC16() of "QEMU" */
@ -167,9 +206,10 @@ static const USBDesc desc = {
.iProduct = STR_PRODUCT,
.iSerialNumber = STR_SERIALNUMBER,
},
.full = &desc_device_full,
.high = &desc_device_high,
.str = desc_strings,
.full = &desc_device_full,
.high = &desc_device_high,
.super = &desc_device_super,
.str = desc_strings,
};
static void usb_msd_copy_data(MSDState *s, USBPacket *p)