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usb-desc: USBEndpoint support 

Initialize USBEndpoint structs from USBDesc* data.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2011-08-30 16:42:03 +02:00
parent 82f02fe965
commit 83a53bbcda
1 changed files with 22 additions and 0 deletions
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22
hw/usb-desc.c
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@ -231,6 +231,27 @@ int usb_desc_other(const USBDescOther *desc, uint8_t *dest, size_t len)
/* ------------------------------------------------------------------ */ /* ------------------------------------------------------------------ */
static void usb_desc_ep_init(USBDevice *dev)
{
const USBDescIface *iface;
int i, e, pid, ep;
usb_ep_init(dev);
for (i = 0; i < dev->ninterfaces; i++) {
iface = dev->ifaces[i];
if (iface == NULL) {
continue;
}
for (e = 0; e < iface->bNumEndpoints; e++) {
pid = (iface->eps[e].bEndpointAddress & USB_DIR_IN) ?
USB_TOKEN_IN : USB_TOKEN_OUT;
ep = iface->eps[e].bEndpointAddress & 0x0f;
usb_ep_set_type(dev, pid, ep, iface->eps[e].bmAttributes & 0x03);
usb_ep_set_ifnum(dev, pid, ep, iface->bInterfaceNumber);
}
}
}
static const USBDescIface *usb_desc_find_interface(USBDevice *dev, static const USBDescIface *usb_desc_find_interface(USBDevice *dev,
int nif, int alt) int nif, int alt)
{ {
@ -272,6 +293,7 @@ static int usb_desc_set_interface(USBDevice *dev, int index, int value)
old = dev->altsetting[index]; old = dev->altsetting[index];
dev->altsetting[index] = value; dev->altsetting[index] = value;
dev->ifaces[index] = iface; dev->ifaces[index] = iface;
usb_desc_ep_init(dev);
if (dev->info->set_interface && old != value) { if (dev->info->set_interface && old != value) {
dev->info->set_interface(dev, index, old, value); dev->info->set_interface(dev, index, old, value);