Gavin Lavan
code
Dependencies: C12832_lcd CMPS03 FatFileSystemCpp GPS MMA7660 mbed
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Group 14
Diff: USBHostLite/usbhost_lpc17xx.h
- Revision:
- 0:2557081b4322
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBHostLite/usbhost_lpc17xx.h Wed May 07 09:49:54 2014 +0000
@@ -0,0 +1,254 @@
+/*
+**************************************************************************************************************
+* NXP USB Host Stack
+*
+* (c) Copyright 2008, NXP SemiConductors
+* (c) Copyright 2008, OnChip Technologies LLC
+* All Rights Reserved
+*
+* www.nxp.com
+* www.onchiptech.com
+*
+* File : usbhost_lpc17xx.h
+* Programmer(s) : Ravikanth.P
+* Version :
+*
+**************************************************************************************************************
+*/
+
+#ifndef USBHOST_LPC17xx_H
+#define USBHOST_LPC17xx_H
+
+/*
+**************************************************************************************************************
+* INCLUDE HEADER FILES
+**************************************************************************************************************
+*/
+
+#include "usbhost_inc.h"
+
+/*
+**************************************************************************************************************
+* PRINT CONFIGURATION
+**************************************************************************************************************
+*/
+
+#define PRINT_ENABLE 1
+
+#if PRINT_ENABLE
+#define PRINT_Log(...) printf(__VA_ARGS__)
+#define PRINT_Err(rc) printf("ERROR: In %s at Line %u - rc = %d\n", __FUNCTION__, __LINE__, rc)
+
+#else
+#define PRINT_Log(...) do {} while(0)
+#define PRINT_Err(rc) do {} while(0)
+
+#endif
+
+/*
+**************************************************************************************************************
+* GENERAL DEFINITIONS
+**************************************************************************************************************
+*/
+
+#define DESC_LENGTH(x) x[0]
+#define DESC_TYPE(x) x[1]
+
+
+#define HOST_GET_DESCRIPTOR(descType, descIndex, data, length) \
+ Host_CtrlRecv(USB_DEVICE_TO_HOST | USB_RECIPIENT_DEVICE, GET_DESCRIPTOR, \
+ (descType << 8)|(descIndex), 0, length, data)
+
+#define HOST_SET_ADDRESS(new_addr) \
+ Host_CtrlSend(USB_HOST_TO_DEVICE | USB_RECIPIENT_DEVICE, SET_ADDRESS, \
+ new_addr, 0, 0, NULL)
+
+#define USBH_SET_CONFIGURATION(configNum) \
+ Host_CtrlSend(USB_HOST_TO_DEVICE | USB_RECIPIENT_DEVICE, SET_CONFIGURATION, \
+ configNum, 0, 0, NULL)
+
+#define USBH_SET_INTERFACE(ifNum, altNum) \
+ Host_CtrlSend(USB_HOST_TO_DEVICE | USB_RECIPIENT_INTERFACE, SET_INTERFACE, \
+ altNum, ifNum, 0, NULL)
+
+/*
+**************************************************************************************************************
+* OHCI OPERATIONAL REGISTER FIELD DEFINITIONS
+**************************************************************************************************************
+*/
+
+ /* ------------------ HcControl Register --------------------- */
+#define OR_CONTROL_CLE 0x00000010
+#define OR_CONTROL_BLE 0x00000020
+#define OR_CONTROL_HCFS 0x000000C0
+#define OR_CONTROL_HC_OPER 0x00000080
+ /* ----------------- HcCommandStatus Register ----------------- */
+#define OR_CMD_STATUS_HCR 0x00000001
+#define OR_CMD_STATUS_CLF 0x00000002
+#define OR_CMD_STATUS_BLF 0x00000004
+ /* --------------- HcInterruptStatus Register ----------------- */
+#define OR_INTR_STATUS_WDH 0x00000002
+#define OR_INTR_STATUS_RHSC 0x00000040
+ /* --------------- HcInterruptEnable Register ----------------- */
+#define OR_INTR_ENABLE_WDH 0x00000002
+#define OR_INTR_ENABLE_RHSC 0x00000040
+#define OR_INTR_ENABLE_MIE 0x80000000
+ /* ---------------- HcRhDescriptorA Register ------------------ */
+#define OR_RH_STATUS_LPSC 0x00010000
+#define OR_RH_STATUS_DRWE 0x00008000
+ /* -------------- HcRhPortStatus[1:NDP] Register -------------- */
+#define OR_RH_PORT_CCS 0x00000001
+#define OR_RH_PORT_PRS 0x00000010
+#define OR_RH_PORT_CSC 0x00010000
+#define OR_RH_PORT_PRSC 0x00100000
+
+
+/*
+**************************************************************************************************************
+* FRAME INTERVAL
+**************************************************************************************************************
+*/
+
+#define FI 0x2EDF /* 12000 bits per frame (-1) */
+#define DEFAULT_FMINTERVAL ((((6 * (FI - 210)) / 7) << 16) | FI)
+
+/*
+**************************************************************************************************************
+* TRANSFER DESCRIPTOR CONTROL FIELDS
+**************************************************************************************************************
+*/
+
+#define TD_ROUNDING (USB_INT32U) (0x00040000) /* Buffer Rounding */
+#define TD_SETUP (USB_INT32U)(0) /* Direction of Setup Packet */
+#define TD_IN (USB_INT32U)(0x00100000) /* Direction In */
+#define TD_OUT (USB_INT32U)(0x00080000) /* Direction Out */
+#define TD_DELAY_INT(x) (USB_INT32U)((x) << 21) /* Delay Interrupt */
+#define TD_TOGGLE_0 (USB_INT32U)(0x02000000) /* Toggle 0 */
+#define TD_TOGGLE_1 (USB_INT32U)(0x03000000) /* Toggle 1 */
+#define TD_CC (USB_INT32U)(0xF0000000) /* Completion Code */
+
+/*
+**************************************************************************************************************
+* USB STANDARD REQUEST DEFINITIONS
+**************************************************************************************************************
+*/
+
+#define USB_DESCRIPTOR_TYPE_DEVICE 1
+#define USB_DESCRIPTOR_TYPE_CONFIGURATION 2
+#define USB_DESCRIPTOR_TYPE_INTERFACE 4
+#define USB_DESCRIPTOR_TYPE_ENDPOINT 5
+ /* ----------- Control RequestType Fields ----------- */
+#define USB_DEVICE_TO_HOST 0x80
+#define USB_HOST_TO_DEVICE 0x00
+#define USB_REQUEST_TYPE_CLASS 0x20
+#define USB_RECIPIENT_DEVICE 0x00
+#define USB_RECIPIENT_INTERFACE 0x01
+ /* -------------- USB Standard Requests -------------- */
+#define SET_ADDRESS 5
+#define GET_DESCRIPTOR 6
+#define SET_CONFIGURATION 9
+#define SET_INTERFACE 11
+
+/*
+**************************************************************************************************************
+* TYPE DEFINITIONS
+**************************************************************************************************************
+*/
+
+typedef struct hcEd { /* ----------- HostController EndPoint Descriptor ------------- */
+ volatile USB_INT32U Control; /* Endpoint descriptor control */
+ volatile USB_INT32U TailTd; /* Physical address of tail in Transfer descriptor list */
+ volatile USB_INT32U HeadTd; /* Physcial address of head in Transfer descriptor list */
+ volatile USB_INT32U Next; /* Physical address of next Endpoint descriptor */
+} HCED;
+
+typedef struct hcTd { /* ------------ HostController Transfer Descriptor ------------ */
+ volatile USB_INT32U Control; /* Transfer descriptor control */
+ volatile USB_INT32U CurrBufPtr; /* Physical address of current buffer pointer */
+ volatile USB_INT32U Next; /* Physical pointer to next Transfer Descriptor */
+ volatile USB_INT32U BufEnd; /* Physical address of end of buffer */
+} HCTD;
+
+typedef struct hcca { /* ----------- Host Controller Communication Area ------------ */
+ volatile USB_INT32U IntTable[32]; /* Interrupt Table */
+ volatile USB_INT32U FrameNumber; /* Frame Number */
+ volatile USB_INT32U DoneHead; /* Done Head */
+ volatile USB_INT08U Reserved[116]; /* Reserved for future use */
+ volatile USB_INT08U Unknown[4]; /* Unused */
+} HCCA;
+
+/*
+**************************************************************************************************************
+* EXTERN DECLARATIONS
+**************************************************************************************************************
+*/
+
+extern volatile HCED *EDBulkIn; /* BulkIn endpoint descriptor structure */
+extern volatile HCED *EDBulkOut; /* BulkOut endpoint descriptor structure */
+extern volatile HCTD *TDHead; /* Head transfer descriptor structure */
+extern volatile HCTD *TDTail; /* Tail transfer descriptor structure */
+extern volatile USB_INT08U *TDBuffer; /* Current Buffer Pointer of transfer descriptor */
+
+/*
+**************************************************************************************************************
+* FUNCTION PROTOTYPES
+**************************************************************************************************************
+*/
+
+void Host_Init (void);
+
+extern "C" void USB_IRQHandler(void) __irq;
+
+USB_INT32S Host_EnumDev (void);
+
+USB_INT32S Host_ProcessTD(volatile HCED *ed,
+ volatile USB_INT32U token,
+ volatile USB_INT08U *buffer,
+ USB_INT32U buffer_len);
+
+void Host_DelayUS ( USB_INT32U delay);
+void Host_DelayMS ( USB_INT32U delay);
+
+
+void Host_TDInit (volatile HCTD *td);
+void Host_EDInit (volatile HCED *ed);
+void Host_HCCAInit (volatile HCCA *hcca);
+
+USB_INT32S Host_CtrlRecv ( USB_INT08U bm_request_type,
+ USB_INT08U b_request,
+ USB_INT16U w_value,
+ USB_INT16U w_index,
+ USB_INT16U w_length,
+ volatile USB_INT08U *buffer);
+
+USB_INT32S Host_CtrlSend ( USB_INT08U bm_request_type,
+ USB_INT08U b_request,
+ USB_INT16U w_value,
+ USB_INT16U w_index,
+ USB_INT16U w_length,
+ volatile USB_INT08U *buffer);
+
+void Host_FillSetup( USB_INT08U bm_request_type,
+ USB_INT08U b_request,
+ USB_INT16U w_value,
+ USB_INT16U w_index,
+ USB_INT16U w_length);
+
+
+void Host_WDHWait (void);
+
+
+USB_INT32U ReadLE32U (volatile USB_INT08U *pmem);
+void WriteLE32U (volatile USB_INT08U *pmem,
+ USB_INT32U val);
+USB_INT16U ReadLE16U (volatile USB_INT08U *pmem);
+void WriteLE16U (volatile USB_INT08U *pmem,
+ USB_INT16U val);
+USB_INT32U ReadBE32U (volatile USB_INT08U *pmem);
+void WriteBE32U (volatile USB_INT08U *pmem,
+ USB_INT32U val);
+USB_INT16U ReadBE16U (volatile USB_INT08U *pmem);
+void WriteBE16U (volatile USB_INT08U *pmem,
+ USB_INT16U val);
+
+#endif