X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=include%2Fusb.h;h=a1f09d4d7ae1e48c0ecee71629ba624e340bbe90;hb=28bb6d34d3f431b7b00444e2f829b2c04f5daf4d;hp=510df95d628e887fc49eaf3b9c58367f254e43e0;hpb=be4880ebe4355e8782be4af4b337a1b98dffcbe3;p=oweals%2Fu-boot.git diff --git a/include/usb.h b/include/usb.h index 510df95d62..a1f09d4d7a 100644 --- a/include/usb.h +++ b/include/usb.h @@ -27,6 +27,7 @@ #define _USB_H_ #include +#include /* Everything is aribtrary */ #define USB_ALTSETTINGALLOC 4 @@ -41,13 +42,6 @@ #define USB_CNTL_TIMEOUT 100 /* 100ms timeout */ -/* String descriptor */ -struct usb_string_descriptor { - unsigned char bLength; - unsigned char bDescriptorType; - unsigned short wData[1]; -} __attribute__ ((packed)); - /* device request (setup) */ struct devrequest { unsigned char requesttype; @@ -63,47 +57,9 @@ struct usb_descriptor_header { unsigned char bDescriptorType; } __attribute__ ((packed)); -/* Device descriptor */ -struct usb_device_descriptor { - unsigned char bLength; - unsigned char bDescriptorType; - unsigned short bcdUSB; - unsigned char bDeviceClass; - unsigned char bDeviceSubClass; - unsigned char bDeviceProtocol; - unsigned char bMaxPacketSize0; - unsigned short idVendor; - unsigned short idProduct; - unsigned short bcdDevice; - unsigned char iManufacturer; - unsigned char iProduct; - unsigned char iSerialNumber; - unsigned char bNumConfigurations; -} __attribute__ ((packed)); - -/* Endpoint descriptor */ -struct usb_endpoint_descriptor { - unsigned char bLength; - unsigned char bDescriptorType; - unsigned char bEndpointAddress; - unsigned char bmAttributes; - unsigned short wMaxPacketSize; - unsigned char bInterval; - unsigned char bRefresh; - unsigned char bSynchAddress; -} __attribute__ ((packed)) __attribute__ ((aligned(2))); - -/* Interface descriptor */ -struct usb_interface_descriptor { - unsigned char bLength; - unsigned char bDescriptorType; - unsigned char bInterfaceNumber; - unsigned char bAlternateSetting; - unsigned char bNumEndpoints; - unsigned char bInterfaceClass; - unsigned char bInterfaceSubClass; - unsigned char bInterfaceProtocol; - unsigned char iInterface; +/* Interface */ +struct usb_interface { + struct usb_interface_descriptor desc; unsigned char no_of_ep; unsigned char num_altsetting; @@ -112,20 +68,12 @@ struct usb_interface_descriptor { struct usb_endpoint_descriptor ep_desc[USB_MAXENDPOINTS]; } __attribute__ ((packed)); - -/* Configuration descriptor information.. */ -struct usb_config_descriptor { - unsigned char bLength; - unsigned char bDescriptorType; - unsigned short wTotalLength; - unsigned char bNumInterfaces; - unsigned char bConfigurationValue; - unsigned char iConfiguration; - unsigned char bmAttributes; - unsigned char MaxPower; +/* Configuration information.. */ +struct usb_config { + struct usb_configuration_descriptor desc; unsigned char no_of_if; /* number of interfaces */ - struct usb_interface_descriptor if_desc[USB_MAXINTERFACES]; + struct usb_interface if_desc[USB_MAXINTERFACES]; } __attribute__ ((packed)); enum { @@ -138,7 +86,7 @@ enum { struct usb_device { int devnum; /* Device number on USB bus */ - int slow; /* Slow device? */ + int speed; /* full/low/high */ char mf[32]; /* manufacturer */ char prod[32]; /* product */ char serial[32]; /* serial number */ @@ -156,7 +104,7 @@ struct usb_device { int configno; /* selected config number */ struct usb_device_descriptor descriptor; /* Device Descriptor */ - struct usb_config_descriptor config; /* config descriptor */ + struct usb_config config; /* config descriptor */ int have_langid; /* whether string_langid is valid yet */ int string_langid; /* language ID for strings */ @@ -171,6 +119,7 @@ struct usb_device { unsigned long status; int act_len; /* transfered bytes */ int maxchild; /* Number of ports if hub */ + int portnr; struct usb_device *parent; struct usb_device *children[USB_MAXCHILDREN]; }; @@ -180,8 +129,11 @@ struct usb_device { */ #if defined(CONFIG_USB_UHCI) || defined(CONFIG_USB_OHCI) || \ - defined(CONFIG_USB_OHCI_NEW) || defined(CONFIG_USB_SL811HS) || \ - defined(CONFIG_USB_ISP116X_HCD) || defined(CONFIG_USB_R8A66597_HCD) + defined(CONFIG_USB_EHCI) || defined(CONFIG_USB_OHCI_NEW) || \ + defined(CONFIG_USB_SL811HS) || defined(CONFIG_USB_ISP116X_HCD) || \ + defined(CONFIG_USB_R8A66597_HCD) || defined(CONFIG_USB_DAVINCI) || \ + defined(CONFIG_USB_OMAP3) || defined(CONFIG_USB_DA8XX) || \ + defined(CONFIG_USB_BLACKFIN) int usb_lowlevel_init(void); int usb_lowlevel_stop(void); @@ -263,13 +215,13 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate); ((x_ & 0xFF000000UL) >> 24)); \ }) -#ifdef LITTLEENDIAN +#ifdef __LITTLE_ENDIAN # define swap_16(x) (x) # define swap_32(x) (x) #else # define swap_16(x) __swap_16(x) # define swap_32(x) __swap_32(x) -#endif /* LITTLEENDIAN */ +#endif /* * Calling this entity a "pipe" is glorifying it. A USB pipe @@ -279,7 +231,7 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate); * - endpoint number (4 bits) * - current Data0/1 state (1 bit) * - direction (1 bit) - * - speed (1 bit) + * - speed (2 bits) * - max packet size (2 bits: 8, 16, 32 or 64) * - pipe type (2 bits: control, interrupt, bulk, isochronous) * @@ -296,7 +248,7 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate); * - device: bits 8-14 * - endpoint: bits 15-18 * - Data0/1: bit 19 - * - speed: bit 26 (0 = Full, 1 = Low Speed) + * - speed: bit 26 (0 = Full, 1 = Low Speed, 2 = High) * - pipe type: bits 30-31 (00 = isochronous, 01 = interrupt, * 10 = control, 11 = bulk) * @@ -308,8 +260,8 @@ 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) -#define default_pipe(dev) ((dev)->slow << 26) + ((dev)->speed << 26) | (dev)->maxpacketsize) +#define default_pipe(dev) ((dev)->speed << 26) #define usb_sndctrlpipe(dev, endpoint) ((PIPE_CONTROL << 30) | \ create_pipe(dev, endpoint)) @@ -359,7 +311,8 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate); #define usb_pipe_endpdev(pipe) (((pipe) >> 8) & 0x7ff) #define usb_pipeendpoint(pipe) (((pipe) >> 15) & 0xf) #define usb_pipedata(pipe) (((pipe) >> 19) & 1) -#define usb_pipeslow(pipe) (((pipe) >> 26) & 1) +#define usb_pipespeed(pipe) (((pipe) >> 26) & 3) +#define usb_pipeslow(pipe) (usb_pipespeed(pipe) == USB_SPEED_LOW) #define usb_pipetype(pipe) (((pipe) >> 30) & 3) #define usb_pipeisoc(pipe) (usb_pipetype((pipe)) == PIPE_ISOCHRONOUS) #define usb_pipeint(pipe) (usb_pipetype((pipe)) == PIPE_INTERRUPT)