mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-09-27 23:20:26 +09:00
USB style patch, 80 chars strict
USB Code style patch Signed-off-by: Michael Trimarchi <trimarchi@gandalf.sssup.it> Signed-off-by: Remy Böhmer <linux@bohmer.net>
This commit is contained in:
Michael Trimarchi
Remy Böhmer
parent
d10c5a87cb
commit
de39f8c19d
181
common/cmd_usb.c
181
common/cmd_usb.c
@ -40,29 +40,30 @@ char * usb_get_class_desc(unsigned char dclass)
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{
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switch (dclass) {
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case USB_CLASS_PER_INTERFACE:
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return("See Interface");
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return "See Interface";
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case USB_CLASS_AUDIO:
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return("Audio");
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return "Audio";
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case USB_CLASS_COMM:
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return("Communication");
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return "Communication";
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case USB_CLASS_HID:
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return("Human Interface");
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return "Human Interface";
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case USB_CLASS_PRINTER:
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return("Printer");
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return "Printer";
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case USB_CLASS_MASS_STORAGE:
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return("Mass Storage");
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return "Mass Storage";
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case USB_CLASS_HUB:
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return("Hub");
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return "Hub";
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case USB_CLASS_DATA:
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return("CDC Data");
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return "CDC Data";
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case USB_CLASS_VENDOR_SPEC:
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return("Vendor specific");
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return "Vendor specific";
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default:
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return("");
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return "";
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}
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}
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void usb_display_class_sub(unsigned char dclass,unsigned char subclass,unsigned char proto)
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void usb_display_class_sub(unsigned char dclass, unsigned char subclass,
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unsigned char proto)
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{
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switch (dclass) {
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case USB_CLASS_PER_INTERFACE:
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@ -88,10 +89,12 @@ void usb_display_class_sub(unsigned char dclass,unsigned char subclass,unsigned
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break;
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default:
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printf("reserved");
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break;
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}
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break;
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default:
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printf("reserved");
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break;
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}
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break;
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case USB_CLASS_MASS_STORAGE:
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@ -132,10 +135,12 @@ void usb_display_class_sub(unsigned char dclass,unsigned char subclass,unsigned
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break;
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default:
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printf("reserved");
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break;
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}
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break;
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default:
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printf("%s", usb_get_class_desc(dclass));
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break;
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}
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}
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@ -143,7 +148,7 @@ void usb_display_string(struct usb_device *dev,int index)
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{
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char buffer[256];
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if (index != 0) {
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if (usb_string(dev,index,&buffer[0],256)>0);
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if (usb_string(dev, index, &buffer[0], 256) > 0)
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printf("String: \"%s\"", buffer);
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}
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}
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@ -151,29 +156,45 @@ void usb_display_string(struct usb_device *dev,int index)
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void usb_display_desc(struct usb_device *dev)
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{
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if (dev->descriptor.bDescriptorType == USB_DT_DEVICE) {
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printf("%d: %s, USB Revision %x.%x\n",dev->devnum,usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
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(dev->descriptor.bcdUSB>>8) & 0xff,dev->descriptor.bcdUSB & 0xff);
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if (strlen(dev->mf) || strlen(dev->prod) || strlen(dev->serial))
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printf(" - %s %s %s\n",dev->mf,dev->prod,dev->serial);
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printf("%d: %s, USB Revision %x.%x\n", dev->devnum,
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usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
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(dev->descriptor.bcdUSB>>8) & 0xff,
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dev->descriptor.bcdUSB & 0xff);
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if (strlen(dev->mf) || strlen(dev->prod) ||
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strlen(dev->serial))
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printf(" - %s %s %s\n", dev->mf, dev->prod,
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dev->serial);
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if (dev->descriptor.bDeviceClass) {
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printf(" - Class: ");
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usb_display_class_sub(dev->descriptor.bDeviceClass,dev->descriptor.bDeviceSubClass,dev->descriptor.bDeviceProtocol);
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usb_display_class_sub(dev->descriptor.bDeviceClass,
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dev->descriptor.bDeviceSubClass,
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dev->descriptor.bDeviceProtocol);
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printf("\n");
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} else {
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printf(" - Class: (from Interface) %s\n",
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usb_get_class_desc(
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dev->config.if_desc[0].bInterfaceClass));
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}
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else {
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printf(" - Class: (from Interface) %s\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass));
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}
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printf(" - PacketSize: %d Configurations: %d\n",dev->descriptor.bMaxPacketSize0,dev->descriptor.bNumConfigurations);
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printf(" - Vendor: 0x%04x Product 0x%04x Version %d.%d\n",dev->descriptor.idVendor,dev->descriptor.idProduct,(dev->descriptor.bcdDevice>>8) & 0xff,dev->descriptor.bcdDevice & 0xff);
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printf(" - PacketSize: %d Configurations: %d\n",
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dev->descriptor.bMaxPacketSize0,
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dev->descriptor.bNumConfigurations);
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printf(" - Vendor: 0x%04x Product 0x%04x Version %d.%d\n",
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dev->descriptor.idVendor, dev->descriptor.idProduct,
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(dev->descriptor.bcdDevice>>8) & 0xff,
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dev->descriptor.bcdDevice & 0xff);
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}
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}
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void usb_display_conf_desc(struct usb_config_descriptor *config,struct usb_device *dev)
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void usb_display_conf_desc(struct usb_config_descriptor *config,
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struct usb_device *dev)
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{
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printf(" Configuration: %d\n", config->bConfigurationValue);
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printf(" - Interfaces: %d %s%s%dmA\n",config->bNumInterfaces,(config->bmAttributes & 0x40) ? "Self Powered " : "Bus Powered ",
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(config->bmAttributes & 0x20) ? "Remote Wakeup " : "",config->MaxPower*2);
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printf(" - Interfaces: %d %s%s%dmA\n", config->bNumInterfaces,
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(config->bmAttributes & 0x40) ? "Self Powered " : "Bus Powered ",
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(config->bmAttributes & 0x20) ? "Remote Wakeup " : "",
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config->MaxPower*2);
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if (config->iConfiguration) {
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printf(" - ");
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usb_display_string(dev, config->iConfiguration);
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@ -181,12 +202,15 @@ void usb_display_conf_desc(struct usb_config_descriptor *config,struct usb_devic
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}
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}
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void usb_display_if_desc(struct usb_interface_descriptor *ifdesc,struct usb_device *dev)
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void usb_display_if_desc(struct usb_interface_descriptor *ifdesc,
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struct usb_device *dev)
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{
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printf(" Interface: %d\n", ifdesc->bInterfaceNumber);
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printf(" - Alternate Setting %d, Endpoints: %d\n",ifdesc->bAlternateSetting,ifdesc->bNumEndpoints);
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printf(" - Alternate Setting %d, Endpoints: %d\n",
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ifdesc->bAlternateSetting, ifdesc->bNumEndpoints);
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printf(" - Class ");
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usb_display_class_sub(ifdesc->bInterfaceClass,ifdesc->bInterfaceSubClass,ifdesc->bInterfaceProtocol);
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usb_display_class_sub(ifdesc->bInterfaceClass,
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ifdesc->bInterfaceSubClass, ifdesc->bInterfaceProtocol);
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printf("\n");
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if (ifdesc->iInterface) {
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printf(" - ");
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@ -197,13 +221,21 @@ void usb_display_if_desc(struct usb_interface_descriptor *ifdesc,struct usb_devi
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void usb_display_ep_desc(struct usb_endpoint_descriptor *epdesc)
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{
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printf(" - Endpoint %d %s ",epdesc->bEndpointAddress & 0xf,(epdesc->bEndpointAddress & 0x80) ? "In" : "Out");
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switch((epdesc->bmAttributes & 0x03))
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{
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case 0: printf("Control"); break;
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case 1: printf("Isochronous"); break;
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case 2: printf("Bulk"); break;
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case 3: printf("Interrupt"); break;
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printf(" - Endpoint %d %s ", epdesc->bEndpointAddress & 0xf,
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(epdesc->bEndpointAddress & 0x80) ? "In" : "Out");
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switch ((epdesc->bmAttributes & 0x03)) {
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case 0:
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printf("Control");
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break;
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case 1:
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printf("Isochronous");
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break;
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case 2:
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printf("Bulk");
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break;
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case 3:
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printf("Interrupt");
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break;
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}
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printf(" MaxPacket %d", epdesc->wMaxPacketSize);
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if ((epdesc->bmAttributes & 0x03) == 0x3)
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@ -252,7 +284,9 @@ void usb_show_tree_graph(struct usb_device *dev,char *pre)
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for (i = 0; i < dev->parent->maxchild; i++) {
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/* search for children */
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if (dev->parent->children[i] == dev) {
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/* found our pointer, see if we have a little sister */
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/* found our pointer, see if we have a
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* little sister
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*/
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port = i;
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while (i++ < dev->parent->maxchild) {
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if (dev->parent->children[i] != NULL) {
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@ -265,9 +299,8 @@ void usb_show_tree_graph(struct usb_device *dev,char *pre)
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} /* for all children of the parent */
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printf("\b+-");
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/* correct last child */
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if (last_child) {
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if (last_child)
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pre[index-1] = ' ';
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}
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} /* if not root hub */
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else
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printf(" ");
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@ -275,11 +308,11 @@ void usb_show_tree_graph(struct usb_device *dev,char *pre)
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pre[index++] = ' ';
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pre[index++] = has_child ? '|' : ' ';
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pre[index] = 0;
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printf(" %s (%s, %dmA)\n",usb_get_class_desc(dev->config.if_desc[0].bInterfaceClass),
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dev->slow ? "1.5MBit/s" : "12MBit/s",dev->config.MaxPower * 2);
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if (strlen(dev->mf) ||
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strlen(dev->prod) ||
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strlen(dev->serial))
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printf(" %s (%s, %dmA)\n", usb_get_class_desc(
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dev->config.if_desc[0].bInterfaceClass),
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dev->slow ? "1.5MBit/s" : "12MBit/s",
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dev->config.MaxPower * 2);
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if (strlen(dev->mf) || strlen(dev->prod) || strlen(dev->serial))
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printf(" %s %s %s %s\n", pre, dev->mf, dev->prod, dev->serial);
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printf(" %s\n", pre);
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if (dev->maxchild > 0) {
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@ -362,15 +395,18 @@ int do_usbboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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if (get_partition_info(stor_dev, part, &info)) {
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/* try to boot raw .... */
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strncpy((char *)&info.type[0], BOOT_PART_TYPE, sizeof(BOOT_PART_TYPE));
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strncpy((char *)&info.type[0], BOOT_PART_TYPE,
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sizeof(BOOT_PART_TYPE));
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strncpy((char *)&info.name[0], "Raw", 4);
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info.start = 0;
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info.blksz = 0x200;
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info.size = 2880;
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printf("error reading partinfo...try to boot raw\n");
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}
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if ((strncmp((char *)info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) &&
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(strncmp((char *)info.type, BOOT_PART_COMP, sizeof(info.type)) != 0)) {
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if ((strncmp((char *)info.type, BOOT_PART_TYPE,
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sizeof(info.type)) != 0) &&
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(strncmp((char *)info.type, BOOT_PART_COMP,
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sizeof(info.type)) != 0)) {
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printf("\n** Invalid partition type \"%.32s\""
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" (expect \"" BOOT_PART_TYPE "\")\n",
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info.type);
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@ -425,7 +461,9 @@ int do_usbboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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}
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#if defined(CONFIG_FIT)
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/* This cannot be done earlier, we need complete FIT image in RAM first */
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/* This cannot be done earlier, we need complete FIT image in RAM
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* first
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*/
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if (genimg_get_format((void *)addr) == IMAGE_FORMAT_FIT) {
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if (!fit_check_format(fit_hdr)) {
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puts("** Bad FIT image format\n");
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@ -455,7 +493,7 @@ int do_usbboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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#endif /* CONFIG_USB_STORAGE */
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/*********************************************************************************
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/******************************************************************************
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* usb command intepreter
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*/
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int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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@ -484,11 +522,12 @@ int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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#ifdef CONFIG_USB_KEYBOARD
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if (argc == 2) {
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if (usb_kbd_deregister() != 0) {
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printf("USB not stopped: usbkbd still using USB\n");
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printf("USB not stopped: usbkbd still"
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" using USB\n");
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return 1;
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}
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}
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else { /* forced stop, switch console in to serial */
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} else {
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/* forced stop, switch console in to serial */
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console_assign(stdin, "serial");
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usb_kbd_deregister();
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}
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@ -517,8 +556,7 @@ int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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usb_display_config(dev);
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}
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return 0;
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}
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else {
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} else {
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int d;
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i = simple_strtoul(argv[2], NULL, 16);
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@ -533,8 +571,7 @@ int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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if (dev == NULL) {
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printf("*** NO Device avaiable ***\n");
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return 0;
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}
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else {
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} else {
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usb_display_desc(dev);
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usb_display_config(dev);
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}
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@ -543,15 +580,16 @@ int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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}
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#ifdef CONFIG_USB_STORAGE
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if (strncmp(argv[1], "scan", 4) == 0) {
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printf(" NOTE: this command is obsolete and will be phased out\n");
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printf(" please use 'usb storage' for USB storage devices information\n\n");
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printf(" NOTE: this command is obsolete and will be"
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" phased out\n");
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printf(" please use 'usb storage' for USB storage devices"
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" information\n\n");
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usb_stor_info();
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return 0;
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}
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if (strncmp(argv[1], "stor", 4) == 0) {
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if (strncmp(argv[1], "stor", 4) == 0)
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return usb_stor_info();
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}
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if (strncmp(argv[1], "part", 4) == 0) {
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int devno, ok = 0;
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@ -566,8 +604,7 @@ int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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print_part(stor_dev);
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}
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}
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}
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else {
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} else {
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devno = simple_strtoul(argv[2], NULL, 16);
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stor_dev = usb_stor_get_dev(devno);
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if (stor_dev->type != DEV_TYPE_UNKNOWN) {
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@ -592,11 +629,13 @@ int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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unsigned long blk = simple_strtoul(argv[3], NULL, 16);
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unsigned long cnt = simple_strtoul(argv[4], NULL, 16);
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unsigned long n;
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printf ("\nUSB read: device %d block # %ld, count %ld ... ",
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usb_stor_curr_dev, blk, cnt);
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printf("\nUSB read: device %d block # %ld, count %ld"
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" ... ", usb_stor_curr_dev, blk, cnt);
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stor_dev = usb_stor_get_dev(usb_stor_curr_dev);
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n = stor_dev->block_read(usb_stor_curr_dev, blk, cnt, (ulong *)addr);
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printf ("%ld blocks read: %s\n",n,(n==cnt) ? "OK" : "ERROR");
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n = stor_dev->block_read(usb_stor_curr_dev, blk, cnt,
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(ulong *)addr);
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printf("%ld blocks read: %s\n", n,
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(n == cnt) ? "OK" : "ERROR");
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if (n == cnt)
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return 0;
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return 1;
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@ -613,20 +652,17 @@ int do_usb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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printf("\n Device %d: ", dev);
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stor_dev = usb_stor_get_dev(dev);
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dev_print(stor_dev);
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if (stor_dev->type == DEV_TYPE_UNKNOWN) {
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if (stor_dev->type == DEV_TYPE_UNKNOWN)
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return 1;
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}
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usb_stor_curr_dev = dev;
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printf("... is now current device\n");
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return 0;
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}
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else {
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} else {
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printf("\nUSB device %d: ", usb_stor_curr_dev);
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stor_dev = usb_stor_get_dev(usb_stor_curr_dev);
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dev_print(stor_dev);
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if (stor_dev->type == DEV_TYPE_UNKNOWN) {
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if (stor_dev->type == DEV_TYPE_UNKNOWN)
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return 1;
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}
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return 0;
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}
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return 0;
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@ -646,7 +682,8 @@ U_BOOT_CMD(
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"usb info [dev] - show available USB devices\n"
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"usb storage - show details of USB storage devices\n"
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"usb dev [dev] - show or set current USB storage device\n"
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"usb part [dev] - print partition table of one or all USB storage devices\n"
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"usb part [dev] - print partition table of one or all USB storage"
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" devices\n"
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"usb read addr blk# cnt - read `cnt' blocks starting at block `blk#'\n"
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" to memory address `addr'\n"
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);
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26
common/usb.c
26
common/usb.c
@ -87,11 +87,12 @@ static int hub_port_reset(struct usb_device *dev, int port,
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* wait_ms
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*/
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void __inline__ wait_ms(unsigned long ms)
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inline void wait_ms(unsigned long ms)
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{
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while (ms-- > 0)
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udelay(1000);
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}
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/***************************************************************************
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* Init USB Device
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*/
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@ -245,9 +246,9 @@ int usb_maxpacket(struct usb_device *dev, unsigned long pipe)
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{
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/* direction is out -> use emaxpacket out */
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if ((pipe & USB_DIR_IN) == 0)
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return(dev->epmaxpacketout[((pipe>>15) & 0xf)]);
|
||||
return dev->epmaxpacketout[((pipe>>15) & 0xf)];
|
||||
else
|
||||
return(dev->epmaxpacketin[((pipe>>15) & 0xf)]);
|
||||
return dev->epmaxpacketin[((pipe>>15) & 0xf)];
|
||||
}
|
||||
|
||||
/* The routine usb_set_maxpacket_ep() is extracted from the loop of routine
|
||||
@ -793,7 +794,8 @@ int usb_new_device(struct usb_device *dev)
|
||||
* reset of the device (Linux uses the same sequence)
|
||||
* Some equipment is said to work only with such init sequence; this
|
||||
* patch is based on the work by Alan Stern:
|
||||
* http://sourceforge.net/mailarchive/forum.php?thread_id=5729457&forum_id=5398
|
||||
* http://sourceforge.net/mailarchive/forum.php?
|
||||
* thread_id=5729457&forum_id=5398
|
||||
*/
|
||||
struct usb_device_descriptor *desc;
|
||||
int port = -1;
|
||||
@ -847,10 +849,18 @@ int usb_new_device(struct usb_device *dev)
|
||||
dev->epmaxpacketin[0] = dev->descriptor.bMaxPacketSize0;
|
||||
dev->epmaxpacketout[0] = dev->descriptor.bMaxPacketSize0;
|
||||
switch (dev->descriptor.bMaxPacketSize0) {
|
||||
case 8: dev->maxpacketsize = PACKET_SIZE_8; break;
|
||||
case 16: dev->maxpacketsize = PACKET_SIZE_16; break;
|
||||
case 32: dev->maxpacketsize = PACKET_SIZE_32; break;
|
||||
case 64: dev->maxpacketsize = PACKET_SIZE_64; break;
|
||||
case 8:
|
||||
dev->maxpacketsize = PACKET_SIZE_8;
|
||||
break;
|
||||
case 16:
|
||||
dev->maxpacketsize = PACKET_SIZE_16;
|
||||
break;
|
||||
case 32:
|
||||
dev->maxpacketsize = PACKET_SIZE_32;
|
||||
break;
|
||||
case 64:
|
||||
dev->maxpacketsize = PACKET_SIZE_64;
|
||||
break;
|
||||
}
|
||||
dev->devnum = addr;
|
||||
|
||||
|
||||
@ -57,7 +57,6 @@ struct devrequest {
|
||||
unsigned short length;
|
||||
} __attribute__ ((packed));
|
||||
|
||||
|
||||
/* All standard descriptors have these 2 fields in common */
|
||||
struct usb_descriptor_header {
|
||||
unsigned char bLength;
|
||||
@ -82,7 +81,6 @@ struct usb_device_descriptor {
|
||||
unsigned char bNumConfigurations;
|
||||
} __attribute__ ((packed));
|
||||
|
||||
|
||||
/* Endpoint descriptor */
|
||||
struct usb_endpoint_descriptor {
|
||||
unsigned char bLength;
|
||||
@ -93,8 +91,8 @@ struct usb_endpoint_descriptor {
|
||||
unsigned char bInterval;
|
||||
unsigned char bRefresh;
|
||||
unsigned char bSynchAddress;
|
||||
|
||||
} __attribute__ ((packed));
|
||||
|
||||
/* Interface descriptor */
|
||||
struct usb_interface_descriptor {
|
||||
unsigned char bLength;
|
||||
@ -110,6 +108,7 @@ struct usb_interface_descriptor {
|
||||
unsigned char no_of_ep;
|
||||
unsigned char num_altsetting;
|
||||
unsigned char act_altsetting;
|
||||
|
||||
struct usb_endpoint_descriptor ep_desc[USB_MAXENDPOINTS];
|
||||
} __attribute__ ((packed));
|
||||
|
||||
@ -148,9 +147,10 @@ struct usb_device {
|
||||
int maxpacketsize;
|
||||
/* one bit for each endpoint ([0] = IN, [1] = OUT) */
|
||||
unsigned int toggle[2];
|
||||
/* endpoint halts; one bit per endpoint # & direction; */
|
||||
/* endpoint halts; one bit per endpoint # & direction;
|
||||
* [0] = IN, [1] = OUT
|
||||
*/
|
||||
unsigned int halted[2];
|
||||
/* [0] = IN, [1] = OUT */
|
||||
int epmaxpacketin[16]; /* INput endpoint specific maximums */
|
||||
int epmaxpacketout[16]; /* OUTput endpoint specific maximums */
|
||||
|
||||
@ -185,7 +185,8 @@ struct usb_device {
|
||||
|
||||
int usb_lowlevel_init(void);
|
||||
int usb_lowlevel_stop(void);
|
||||
int submit_bulk_msg(struct usb_device *dev, unsigned long pipe, void *buffer,int transfer_len);
|
||||
int submit_bulk_msg(struct usb_device *dev, unsigned long pipe,
|
||||
void *buffer, int transfer_len);
|
||||
int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
|
||||
int transfer_len, struct devrequest *setup);
|
||||
int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
|
||||
@ -221,7 +222,8 @@ int usb_stop(void); /* stop the USB Controller */
|
||||
|
||||
|
||||
int usb_set_protocol(struct usb_device *dev, int ifnum, int protocol);
|
||||
int usb_set_idle(struct usb_device *dev, int ifnum, int duration, int report_id);
|
||||
int usb_set_idle(struct usb_device *dev, int ifnum, int duration,
|
||||
int report_id);
|
||||
struct usb_device *usb_get_dev_index(int index);
|
||||
int usb_control_msg(struct usb_device *dev, unsigned int pipe,
|
||||
unsigned char request, unsigned char requesttype,
|
||||
@ -233,11 +235,14 @@ int usb_submit_int_msg(struct usb_device *dev, unsigned long pipe,
|
||||
void *buffer, int transfer_len, int interval);
|
||||
void usb_disable_asynch(int disable);
|
||||
int usb_maxpacket(struct usb_device *dev, unsigned long pipe);
|
||||
void __inline__ wait_ms(unsigned long ms);
|
||||
int usb_get_configuration_no(struct usb_device *dev,unsigned char *buffer,int cfgno);
|
||||
int usb_get_report(struct usb_device *dev, int ifnum, unsigned char type, unsigned char id, void *buf, int size);
|
||||
inline void wait_ms(unsigned long ms);
|
||||
int usb_get_configuration_no(struct usb_device *dev, unsigned char *buffer,
|
||||
int cfgno);
|
||||
int usb_get_report(struct usb_device *dev, int ifnum, unsigned char type,
|
||||
unsigned char id, void *buf, int size);
|
||||
int usb_get_class_descriptor(struct usb_device *dev, int ifnum,
|
||||
unsigned char type, unsigned char id, void *buf, int size);
|
||||
unsigned char type, unsigned char id, void *buf,
|
||||
int size);
|
||||
int usb_clear_halt(struct usb_device *dev, int pipe);
|
||||
int usb_string(struct usb_device *dev, int index, char *buf, size_t size);
|
||||
int usb_set_interface(struct usb_device *dev, int interface, int alternate);
|
||||
@ -286,12 +291,14 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate);
|
||||
* unsigned int. The encoding is:
|
||||
*
|
||||
* - max size: bits 0-1 (00 = 8, 01 = 16, 10 = 32, 11 = 64)
|
||||
* - direction: bit 7 (0 = Host-to-Device [Out], 1 = Device-to-Host [In])
|
||||
* - direction: bit 7 (0 = Host-to-Device [Out],
|
||||
* (1 = Device-to-Host [In])
|
||||
* - device: bits 8-14
|
||||
* - endpoint: bits 15-18
|
||||
* - Data0/1: bit 19
|
||||
* - speed: bit 26 (0 = Full, 1 = Low Speed)
|
||||
* - pipe type: bits 30-31 (00 = isochronous, 01 = interrupt, 10 = control, 11 = bulk)
|
||||
* - pipe type: bits 30-31 (00 = isochronous, 01 = interrupt,
|
||||
* 10 = control, 11 = bulk)
|
||||
*
|
||||
* Why? Because it's arbitrary, and whatever encoding we select is really
|
||||
* up to us. This one happens to share a lot of bit positions with the UHCI
|
||||
@ -300,24 +307,42 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate);
|
||||
*/
|
||||
/* Create various pipes... */
|
||||
#define create_pipe(dev,endpoint) \
|
||||
(((dev)->devnum << 8) | (endpoint << 15) | ((dev)->slow << 26) | (dev)->maxpacketsize)
|
||||
(((dev)->devnum << 8) | (endpoint << 15) | \
|
||||
((dev)->slow << 26) | (dev)->maxpacketsize)
|
||||
#define default_pipe(dev) ((dev)->slow << 26)
|
||||
|
||||
#define usb_sndctrlpipe(dev,endpoint) ((PIPE_CONTROL << 30) | create_pipe(dev,endpoint))
|
||||
#define usb_rcvctrlpipe(dev,endpoint) ((PIPE_CONTROL << 30) | create_pipe(dev,endpoint) | USB_DIR_IN)
|
||||
#define usb_sndisocpipe(dev,endpoint) ((PIPE_ISOCHRONOUS << 30) | create_pipe(dev,endpoint))
|
||||
#define usb_rcvisocpipe(dev,endpoint) ((PIPE_ISOCHRONOUS << 30) | create_pipe(dev,endpoint) | USB_DIR_IN)
|
||||
#define usb_sndbulkpipe(dev,endpoint) ((PIPE_BULK << 30) | create_pipe(dev,endpoint))
|
||||
#define usb_rcvbulkpipe(dev,endpoint) ((PIPE_BULK << 30) | create_pipe(dev,endpoint) | USB_DIR_IN)
|
||||
#define usb_sndintpipe(dev,endpoint) ((PIPE_INTERRUPT << 30) | create_pipe(dev,endpoint))
|
||||
#define usb_rcvintpipe(dev,endpoint) ((PIPE_INTERRUPT << 30) | create_pipe(dev,endpoint) | USB_DIR_IN)
|
||||
#define usb_snddefctrl(dev) ((PIPE_CONTROL << 30) | default_pipe(dev))
|
||||
#define usb_rcvdefctrl(dev) ((PIPE_CONTROL << 30) | default_pipe(dev) | USB_DIR_IN)
|
||||
#define usb_sndctrlpipe(dev, endpoint) ((PIPE_CONTROL << 30) | \
|
||||
create_pipe(dev, endpoint))
|
||||
#define usb_rcvctrlpipe(dev, endpoint) ((PIPE_CONTROL << 30) | \
|
||||
create_pipe(dev, endpoint) | \
|
||||
USB_DIR_IN)
|
||||
#define usb_sndisocpipe(dev, endpoint) ((PIPE_ISOCHRONOUS << 30) | \
|
||||
create_pipe(dev, endpoint))
|
||||
#define usb_rcvisocpipe(dev, endpoint) ((PIPE_ISOCHRONOUS << 30) | \
|
||||
create_pipe(dev, endpoint) | \
|
||||
USB_DIR_IN)
|
||||
#define usb_sndbulkpipe(dev, endpoint) ((PIPE_BULK << 30) | \
|
||||
create_pipe(dev, endpoint))
|
||||
#define usb_rcvbulkpipe(dev, endpoint) ((PIPE_BULK << 30) | \
|
||||
create_pipe(dev, endpoint) | \
|
||||
USB_DIR_IN)
|
||||
#define usb_sndintpipe(dev, endpoint) ((PIPE_INTERRUPT << 30) | \
|
||||
create_pipe(dev, endpoint))
|
||||
#define usb_rcvintpipe(dev, endpoint) ((PIPE_INTERRUPT << 30) | \
|
||||
create_pipe(dev, endpoint) | \
|
||||
USB_DIR_IN)
|
||||
#define usb_snddefctrl(dev) ((PIPE_CONTROL << 30) | \
|
||||
default_pipe(dev))
|
||||
#define usb_rcvdefctrl(dev) ((PIPE_CONTROL << 30) | \
|
||||
default_pipe(dev) | \
|
||||
USB_DIR_IN)
|
||||
|
||||
/* The D0/D1 toggle bits */
|
||||
#define usb_gettoggle(dev, ep, out) (((dev)->toggle[out] >> ep) & 1)
|
||||
#define usb_dotoggle(dev, ep, out) ((dev)->toggle[out] ^= (1 << ep))
|
||||
#define usb_settoggle(dev, ep, out, bit) ((dev)->toggle[out] = ((dev)->toggle[out] & ~(1 << ep)) | ((bit) << ep))
|
||||
#define usb_settoggle(dev, ep, out, bit) ((dev)->toggle[out] = \
|
||||
((dev)->toggle[out] & \
|
||||
~(1 << ep)) | ((bit) << ep))
|
||||
|
||||
/* Endpoint halt control/status */
|
||||
#define usb_endpoint_out(ep_dir) (((ep_dir >> 7) & 1) ^ 1)
|
||||
@ -325,7 +350,8 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate);
|
||||
#define usb_endpoint_running(dev, ep, out) ((dev)->halted[out] &= ~(1 << (ep)))
|
||||
#define usb_endpoint_halted(dev, ep, out) ((dev)->halted[out] & (1 << (ep)))
|
||||
|
||||
#define usb_packetid(pipe) (((pipe) & USB_DIR_IN) ? USB_PID_IN : USB_PID_OUT)
|
||||
#define usb_packetid(pipe) (((pipe) & USB_DIR_IN) ? USB_PID_IN : \
|
||||
USB_PID_OUT)
|
||||
|
||||
#define usb_pipeout(pipe) ((((pipe) >> 7) & 1) ^ 1)
|
||||
#define usb_pipein(pipe) (((pipe) >> 7) & 1)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user