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Dependencies:   mbed

NetServices/drv/usb/UsbInc.h@0:8cdad1c73e8e, 2012-03-25 (annotated)

Committer:
bfictorie
Date:
Sun Mar 25 17:26:30 2012 +0000
Revision:
0:8cdad1c73e8e

        

        
Who changed what in which revision?

        

            
                
UserRevisionLine numberNew contents of line

            
            


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/*





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Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)





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Permission is hereby granted, free of charge, to any person obtaining a copy





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of this software and associated documentation files (the "Software"), to deal





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in the Software without restriction, including without limitation the rights





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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell





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copies of the Software, and to permit persons to whom the Software is





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furnished to do so, subject to the following conditions:





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The above copyright notice and this permission notice shall be included in





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all copies or substantial portions of the Software.





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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR





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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,





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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE





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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER





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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,





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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN





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THE SOFTWARE.





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*/





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#ifndef USB_INC_H





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#define USB_INC_H





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#include "mbed.h"





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#define MIN(a,b) ((a)<(b)?(a):(b))





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#define MAX(a,b) ((a)>(b)?(a):(b))





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//typedef int32_t RC;





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typedef uint8_t byte;





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typedef uint16_t word;





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enum UsbErr





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{





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  __USBERR_MIN = -0xFFFF,





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  USBERR_DISCONNECTED,





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  USBERR_NOTFOUND,





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  USBERR_BADCONFIG,





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  USBERR_PROCESSING,





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  USBERR_HALTED, //Transfer on an ep is stalled





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  USBERR_BUSY,





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  USBERR_TDFAIL,





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  USBERR_ERROR,





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  USBERR_OK = 0





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};





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/* From NXP's USBHostLite stack's usbhost_lpc17xx.h */





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/* Only the types names have been changed to avoid unecessary typedefs */





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/*





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**************************************************************************************************************





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*                                                 NXP USB Host Stack





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*





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*                                     (c) Copyright 2008, NXP SemiConductors





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*                                     (c) Copyright 2008, OnChip  Technologies LLC





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*                                                 All Rights Reserved





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*





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*                                                  www.nxp.com





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*                                               www.onchiptech.com





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*





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* File           : usbhost_lpc17xx.h





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* Programmer(s)  : Ravikanth.P





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* Version        :





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*





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**************************************************************************************************************





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*/





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/*





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**************************************************************************************************************





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*                                  OHCI OPERATIONAL REGISTER FIELD DEFINITIONS





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**************************************************************************************************************





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*/





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                                            /* ------------------ HcControl Register ---------------------  */





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#define  OR_CONTROL_CLE                 0x00000010





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#define  OR_CONTROL_BLE                 0x00000020





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#define  OR_CONTROL_HCFS                0x000000C0





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#define  OR_CONTROL_HC_OPER             0x00000080





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                                            /* ----------------- HcCommandStatus Register ----------------- */





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#define  OR_CMD_STATUS_HCR              0x00000001





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#define  OR_CMD_STATUS_CLF              0x00000002





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#define  OR_CMD_STATUS_BLF              0x00000004





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                                            /* --------------- HcInterruptStatus Register ----------------- */





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#define  OR_INTR_STATUS_WDH             0x00000002





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#define  OR_INTR_STATUS_RHSC            0x00000040





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#define  OR_INTR_STATUS_UE              0x00000010





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                                            /* --------------- HcInterruptEnable Register ----------------- */





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#define  OR_INTR_ENABLE_WDH             0x00000002





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#define  OR_INTR_ENABLE_RHSC            0x00000040





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#define  OR_INTR_ENABLE_MIE             0x80000000





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                                            /* ---------------- HcRhDescriptorA Register ------------------ */





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#define  OR_RH_STATUS_LPSC              0x00010000





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#define  OR_RH_STATUS_DRWE              0x00008000





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                                            /* -------------- HcRhPortStatus[1:NDP] Register -------------- */





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#define  OR_RH_PORT_CCS                 0x00000001





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#define  OR_RH_PORT_PRS                 0x00000010





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#define  OR_RH_PORT_CSC                 0x00010000





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#define  OR_RH_PORT_PRSC                0x00100000





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/*





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**************************************************************************************************************





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*                                               FRAME INTERVAL





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**************************************************************************************************************





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*/





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#define  FI                     0x2EDF           /* 12000 bits per frame (-1)                               */





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#define  DEFAULT_FMINTERVAL     ((((6 * (FI - 210)) / 7) << 16) | FI)





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/*





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**************************************************************************************************************





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*                                       ENDPOINT DESCRIPTOR CONTROL FIELDS





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**************************************************************************************************************





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*/





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#define  ED_SKIP            (uint32_t) (0x00001000)        /* Skip this ep in queue                       */





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/*





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**************************************************************************************************************





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*                                       TRANSFER DESCRIPTOR CONTROL FIELDS





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**************************************************************************************************************





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*/





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#define  TD_ROUNDING        (uint32_t) (0x00040000)        /* Buffer Rounding                             */





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#define  TD_SETUP           (uint32_t)(0)                  /* Direction of Setup Packet                   */





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#define  TD_IN              (uint32_t)(0x00100000)         /* Direction In                                */





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#define  TD_OUT             (uint32_t)(0x00080000)         /* Direction Out                               */





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#define  TD_DELAY_INT(x)    (uint32_t)((x) << 21)          /* Delay Interrupt                             */





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#define  TD_TOGGLE_0        (uint32_t)(0x02000000)         /* Toggle 0                                    */





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#define  TD_TOGGLE_1        (uint32_t)(0x03000000)         /* Toggle 1                                    */





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#define  TD_CC              (uint32_t)(0xF0000000)         /* Completion Code                             */





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/*





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**************************************************************************************************************





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*                                       USB STANDARD REQUEST DEFINITIONS





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**************************************************************************************************************





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*/





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#define  USB_DESCRIPTOR_TYPE_DEVICE                     1





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#define  USB_DESCRIPTOR_TYPE_CONFIGURATION              2





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#define  USB_DESCRIPTOR_TYPE_INTERFACE                  4





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#define  USB_DESCRIPTOR_TYPE_ENDPOINT                   5





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                                                    /*  ----------- Control RequestType Fields  ----------- */





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#define  USB_DEVICE_TO_HOST         0x80





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#define  USB_HOST_TO_DEVICE         0x00





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#define  USB_REQUEST_TYPE_CLASS     0x20





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#define  USB_RECIPIENT_DEVICE       0x00





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#define  USB_RECIPIENT_INTERFACE    0x01





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                                                    /* -------------- USB Standard Requests  -------------- */





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#define  SET_ADDRESS                 5





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#define  GET_DESCRIPTOR              6





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#define  SET_CONFIGURATION           9





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#define  SET_INTERFACE              11





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/*





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**************************************************************************************************************





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*                                       TYPE DEFINITIONS





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**************************************************************************************************************





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*/





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typedef struct hcEd {                       /* ----------- HostController EndPoint Descriptor ------------- */





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    volatile  uint32_t  Control;              /* Endpoint descriptor control                              */





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    volatile  uint32_t  TailTd;               /* Physical address of tail in Transfer descriptor list     */





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    volatile  uint32_t  HeadTd;               /* Physcial address of head in Transfer descriptor list     */





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    volatile  uint32_t  Next;                 /* Physical address of next Endpoint descriptor             */





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} HCED;





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typedef struct hcTd {                       /* ------------ HostController Transfer Descriptor ------------ */





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    volatile  uint32_t  Control;              /* Transfer descriptor control                              */





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    volatile  uint32_t  CurrBufPtr;           /* Physical address of current buffer pointer               */





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    volatile  uint32_t  Next;                 /* Physical pointer to next Transfer Descriptor             */





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    volatile  uint32_t  BufEnd;               /* Physical address of end of buffer                        */





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} HCTD;





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typedef struct hcca {                       /* ----------- Host Controller Communication Area ------------  */





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    volatile  uint32_t  IntTable[32];         /* Interrupt Table                                          */





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    volatile  uint32_t  FrameNumber;          /* Frame Number                                             */





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    volatile  uint32_t  DoneHead;             /* Done Head                                                */





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    volatile  uint8_t  Reserved[116];        /* Reserved for future use                                  */





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    volatile  uint8_t  Unknown[4];           /* Unused                                                   */





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} HCCA;





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#endif