toshio masuda
/
MSCFileSystem_Lib
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MSCFileSystem_Lib
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Chris Styles
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usbhost_lpc17xx.h
00001 /* 00002 ************************************************************************************************************** 00003 * NXP USB Host Stack 00004 * 00005 * (c) Copyright 2008, NXP SemiConductors 00006 * (c) Copyright 2008, OnChip Technologies LLC 00007 * All Rights Reserved 00008 * 00009 * www.nxp.com 00010 * www.onchiptech.com 00011 * 00012 * File : usbhost_lpc17xx.h 00013 * Programmer(s) : Ravikanth.P 00014 * Version : 00015 * 00016 ************************************************************************************************************** 00017 */ 00018 00019 #ifndef USBHOST_LPC17xx_H 00020 #define USBHOST_LPC17xx_H 00021 00022 /* 00023 ************************************************************************************************************** 00024 * INCLUDE HEADER FILES 00025 ************************************************************************************************************** 00026 */ 00027 00028 #include "usbhost_inc.h" 00029 00030 /* 00031 ************************************************************************************************************** 00032 * PRINT CONFIGURATION 00033 ************************************************************************************************************** 00034 */ 00035 00036 #define PRINT_ENABLE 1 00037 00038 #if PRINT_ENABLE 00039 #define PRINT_Log(...) printf(__VA_ARGS__) 00040 #define PRINT_Err(rc) printf("ERROR: In %s at Line %u - rc = %d\n", __FUNCTION__, __LINE__, rc) 00041 00042 #else 00043 #define PRINT_Log(...) do {} while(0) 00044 #define PRINT_Err(rc) do {} while(0) 00045 00046 #endif 00047 00048 /* 00049 ************************************************************************************************************** 00050 * GENERAL DEFINITIONS 00051 ************************************************************************************************************** 00052 */ 00053 00054 #define DESC_LENGTH(x) x[0] 00055 #define DESC_TYPE(x) x[1] 00056 00057 00058 #define HOST_GET_DESCRIPTOR(descType, descIndex, data, length) \ 00059 Host_CtrlRecv(USB_DEVICE_TO_HOST | USB_RECIPIENT_DEVICE, GET_DESCRIPTOR, \ 00060 (descType << 8)|(descIndex), 0, length, data) 00061 00062 #define HOST_SET_ADDRESS(new_addr) \ 00063 Host_CtrlSend(USB_HOST_TO_DEVICE | USB_RECIPIENT_DEVICE, SET_ADDRESS, \ 00064 new_addr, 0, 0, NULL) 00065 00066 #define USBH_SET_CONFIGURATION(configNum) \ 00067 Host_CtrlSend(USB_HOST_TO_DEVICE | USB_RECIPIENT_DEVICE, SET_CONFIGURATION, \ 00068 configNum, 0, 0, NULL) 00069 00070 #define USBH_SET_INTERFACE(ifNum, altNum) \ 00071 Host_CtrlSend(USB_HOST_TO_DEVICE | USB_RECIPIENT_INTERFACE, SET_INTERFACE, \ 00072 altNum, ifNum, 0, NULL) 00073 00074 /* 00075 ************************************************************************************************************** 00076 * OHCI OPERATIONAL REGISTER FIELD DEFINITIONS 00077 ************************************************************************************************************** 00078 */ 00079 00080 /* ------------------ HcControl Register --------------------- */ 00081 #define OR_CONTROL_CLE 0x00000010 00082 #define OR_CONTROL_BLE 0x00000020 00083 #define OR_CONTROL_HCFS 0x000000C0 00084 #define OR_CONTROL_HC_OPER 0x00000080 00085 /* ----------------- HcCommandStatus Register ----------------- */ 00086 #define OR_CMD_STATUS_HCR 0x00000001 00087 #define OR_CMD_STATUS_CLF 0x00000002 00088 #define OR_CMD_STATUS_BLF 0x00000004 00089 /* --------------- HcInterruptStatus Register ----------------- */ 00090 #define OR_INTR_STATUS_WDH 0x00000002 00091 #define OR_INTR_STATUS_RHSC 0x00000040 00092 /* --------------- HcInterruptEnable Register ----------------- */ 00093 #define OR_INTR_ENABLE_WDH 0x00000002 00094 #define OR_INTR_ENABLE_RHSC 0x00000040 00095 #define OR_INTR_ENABLE_MIE 0x80000000 00096 /* ---------------- HcRhDescriptorA Register ------------------ */ 00097 #define OR_RH_STATUS_LPSC 0x00010000 00098 #define OR_RH_STATUS_DRWE 0x00008000 00099 /* -------------- HcRhPortStatus[1:NDP] Register -------------- */ 00100 #define OR_RH_PORT_CCS 0x00000001 00101 #define OR_RH_PORT_PRS 0x00000010 00102 #define OR_RH_PORT_CSC 0x00010000 00103 #define OR_RH_PORT_PRSC 0x00100000 00104 00105 00106 /* 00107 ************************************************************************************************************** 00108 * FRAME INTERVAL 00109 ************************************************************************************************************** 00110 */ 00111 00112 #define FI 0x2EDF /* 12000 bits per frame (-1) */ 00113 #define DEFAULT_FMINTERVAL ((((6 * (FI - 210)) / 7) << 16) | FI) 00114 00115 /* 00116 ************************************************************************************************************** 00117 * TRANSFER DESCRIPTOR CONTROL FIELDS 00118 ************************************************************************************************************** 00119 */ 00120 00121 #define TD_ROUNDING (USB_INT32U) (0x00040000) /* Buffer Rounding */ 00122 #define TD_SETUP (USB_INT32U)(0) /* Direction of Setup Packet */ 00123 #define TD_IN (USB_INT32U)(0x00100000) /* Direction In */ 00124 #define TD_OUT (USB_INT32U)(0x00080000) /* Direction Out */ 00125 #define TD_DELAY_INT(x) (USB_INT32U)((x) << 21) /* Delay Interrupt */ 00126 #define TD_TOGGLE_0 (USB_INT32U)(0x02000000) /* Toggle 0 */ 00127 #define TD_TOGGLE_1 (USB_INT32U)(0x03000000) /* Toggle 1 */ 00128 #define TD_CC (USB_INT32U)(0xF0000000) /* Completion Code */ 00129 00130 /* 00131 ************************************************************************************************************** 00132 * USB STANDARD REQUEST DEFINITIONS 00133 ************************************************************************************************************** 00134 */ 00135 00136 #define USB_DESCRIPTOR_TYPE_DEVICE 1 00137 #define USB_DESCRIPTOR_TYPE_CONFIGURATION 2 00138 #define USB_DESCRIPTOR_TYPE_INTERFACE 4 00139 #define USB_DESCRIPTOR_TYPE_ENDPOINT 5 00140 /* ----------- Control RequestType Fields ----------- */ 00141 #define USB_DEVICE_TO_HOST 0x80 00142 #define USB_HOST_TO_DEVICE 0x00 00143 #define USB_REQUEST_TYPE_CLASS 0x20 00144 #define USB_RECIPIENT_DEVICE 0x00 00145 #define USB_RECIPIENT_INTERFACE 0x01 00146 /* -------------- USB Standard Requests -------------- */ 00147 #define SET_ADDRESS 5 00148 #define GET_DESCRIPTOR 6 00149 #define SET_CONFIGURATION 9 00150 #define SET_INTERFACE 11 00151 00152 /* 00153 ************************************************************************************************************** 00154 * TYPE DEFINITIONS 00155 ************************************************************************************************************** 00156 */ 00157 00158 typedef struct hcEd { /* ----------- HostController EndPoint Descriptor ------------- */ 00159 volatile USB_INT32U Control; /* Endpoint descriptor control */ 00160 volatile USB_INT32U TailTd; /* Physical address of tail in Transfer descriptor list */ 00161 volatile USB_INT32U HeadTd; /* Physcial address of head in Transfer descriptor list */ 00162 volatile USB_INT32U Next; /* Physical address of next Endpoint descriptor */ 00163 } HCED; 00164 00165 typedef struct hcTd { /* ------------ HostController Transfer Descriptor ------------ */ 00166 volatile USB_INT32U Control; /* Transfer descriptor control */ 00167 volatile USB_INT32U CurrBufPtr; /* Physical address of current buffer pointer */ 00168 volatile USB_INT32U Next; /* Physical pointer to next Transfer Descriptor */ 00169 volatile USB_INT32U BufEnd; /* Physical address of end of buffer */ 00170 } HCTD; 00171 00172 typedef struct hcca { /* ----------- Host Controller Communication Area ------------ */ 00173 volatile USB_INT32U IntTable[32]; /* Interrupt Table */ 00174 volatile USB_INT32U FrameNumber; /* Frame Number */ 00175 volatile USB_INT32U DoneHead; /* Done Head */ 00176 volatile USB_INT08U Reserved[116]; /* Reserved for future use */ 00177 volatile USB_INT08U Unknown[4]; /* Unused */ 00178 } HCCA; 00179 00180 /* 00181 ************************************************************************************************************** 00182 * EXTERN DECLARATIONS 00183 ************************************************************************************************************** 00184 */ 00185 00186 extern volatile HCED *EDBulkIn; /* BulkIn endpoint descriptor structure */ 00187 extern volatile HCED *EDBulkOut; /* BulkOut endpoint descriptor structure */ 00188 extern volatile HCTD *TDHead; /* Head transfer descriptor structure */ 00189 extern volatile HCTD *TDTail; /* Tail transfer descriptor structure */ 00190 extern volatile USB_INT08U *TDBuffer; /* Current Buffer Pointer of transfer descriptor */ 00191 00192 /* 00193 ************************************************************************************************************** 00194 * FUNCTION PROTOTYPES 00195 ************************************************************************************************************** 00196 */ 00197 00198 void Host_Init (void); 00199 00200 extern "C" void USB_IRQHandler(void) __irq; 00201 00202 USB_INT32S Host_EnumDev (void); 00203 00204 USB_INT32S Host_ProcessTD(volatile HCED *ed, 00205 volatile USB_INT32U token, 00206 volatile USB_INT08U *buffer, 00207 USB_INT32U buffer_len); 00208 00209 void Host_DelayUS ( USB_INT32U delay); 00210 void Host_DelayMS ( USB_INT32U delay); 00211 00212 00213 void Host_TDInit (volatile HCTD *td); 00214 void Host_EDInit (volatile HCED *ed); 00215 void Host_HCCAInit (volatile HCCA *hcca); 00216 00217 USB_INT32S Host_CtrlRecv ( USB_INT08U bm_request_type, 00218 USB_INT08U b_request, 00219 USB_INT16U w_value, 00220 USB_INT16U w_index, 00221 USB_INT16U w_length, 00222 volatile USB_INT08U *buffer); 00223 00224 USB_INT32S Host_CtrlSend ( USB_INT08U bm_request_type, 00225 USB_INT08U b_request, 00226 USB_INT16U w_value, 00227 USB_INT16U w_index, 00228 USB_INT16U w_length, 00229 volatile USB_INT08U *buffer); 00230 00231 void Host_FillSetup( USB_INT08U bm_request_type, 00232 USB_INT08U b_request, 00233 USB_INT16U w_value, 00234 USB_INT16U w_index, 00235 USB_INT16U w_length); 00236 00237 00238 void Host_WDHWait (void); 00239 00240 00241 USB_INT32U ReadLE32U (volatile USB_INT08U *pmem); 00242 void WriteLE32U (volatile USB_INT08U *pmem, 00243 USB_INT32U val); 00244 USB_INT16U ReadLE16U (volatile USB_INT08U *pmem); 00245 void WriteLE16U (volatile USB_INT08U *pmem, 00246 USB_INT16U val); 00247 USB_INT32U ReadBE32U (volatile USB_INT08U *pmem); 00248 void WriteBE32U (volatile USB_INT08U *pmem, 00249 USB_INT32U val); 00250 USB_INT16U ReadBE16U (volatile USB_INT08U *pmem); 00251 void WriteBE16U (volatile USB_INT08U *pmem, 00252 USB_INT16U val); 00253 00254 #endif
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