Jason Engelman
Port of Keils USBCDC example, compiles ok. Gets stuck at init
usbhw.h@0:0b777ff85deb, 2010-07-05 (annotated)
- Committer:
- tecnosys
- Date:
- Mon Jul 05 10:16:57 2010 +0000
- Revision:
- 0:0b777ff85deb
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| tecnosys | 0:0b777ff85deb | 1 | /*---------------------------------------------------------------------------- |
| tecnosys | 0:0b777ff85deb | 2 | * U S B - K e r n e l |
| tecnosys | 0:0b777ff85deb | 3 | *---------------------------------------------------------------------------- |
| tecnosys | 0:0b777ff85deb | 4 | * Name: usbhw.h |
| tecnosys | 0:0b777ff85deb | 5 | * Purpose: USB Hardware Layer Definitions |
| tecnosys | 0:0b777ff85deb | 6 | * Version: V1.20 |
| tecnosys | 0:0b777ff85deb | 7 | *---------------------------------------------------------------------------- |
| tecnosys | 0:0b777ff85deb | 8 | * This software is supplied "AS IS" without any warranties, express, |
| tecnosys | 0:0b777ff85deb | 9 | * implied or statutory, including but not limited to the implied |
| tecnosys | 0:0b777ff85deb | 10 | * warranties of fitness for purpose, satisfactory quality and |
| tecnosys | 0:0b777ff85deb | 11 | * noninfringement. Keil extends you a royalty-free right to reproduce |
| tecnosys | 0:0b777ff85deb | 12 | * and distribute executable files created using this software for use |
| tecnosys | 0:0b777ff85deb | 13 | * on NXP Semiconductors LPC family microcontroller devices only. Nothing |
| tecnosys | 0:0b777ff85deb | 14 | * else gives you the right to use this software. |
| tecnosys | 0:0b777ff85deb | 15 | * |
| tecnosys | 0:0b777ff85deb | 16 | * Copyright (c) 2009 Keil - An ARM Company. All rights reserved. |
| tecnosys | 0:0b777ff85deb | 17 | *---------------------------------------------------------------------------- |
| tecnosys | 0:0b777ff85deb | 18 | * History: |
| tecnosys | 0:0b777ff85deb | 19 | * V1.20 Added USB_ClearEPBuf |
| tecnosys | 0:0b777ff85deb | 20 | * V1.00 Initial Version |
| tecnosys | 0:0b777ff85deb | 21 | *----------------------------------------------------------------------------*/ |
| tecnosys | 0:0b777ff85deb | 22 | |
| tecnosys | 0:0b777ff85deb | 23 | #ifndef __USBHW_H__ |
| tecnosys | 0:0b777ff85deb | 24 | #define __USBHW_H__ |
| tecnosys | 0:0b777ff85deb | 25 | |
| tecnosys | 0:0b777ff85deb | 26 | |
| tecnosys | 0:0b777ff85deb | 27 | /* USB RAM Definitions */ |
| tecnosys | 0:0b777ff85deb | 28 | #define USB_RAM_ADR 0x20080000 /* USB RAM Start Address */ |
| tecnosys | 0:0b777ff85deb | 29 | #define USB_RAM_SZ 0x00004000 /* USB RAM Size (4kB) */ |
| tecnosys | 0:0b777ff85deb | 30 | |
| tecnosys | 0:0b777ff85deb | 31 | /* DMA Endpoint Descriptors */ |
| tecnosys | 0:0b777ff85deb | 32 | #define DD_NISO_CNT 16 /* Non-Iso EP DMA Descr. Count (max. 32) */ |
| tecnosys | 0:0b777ff85deb | 33 | #define DD_ISO_CNT 8 /* Iso EP DMA Descriptor Count (max. 32) */ |
| tecnosys | 0:0b777ff85deb | 34 | #define DD_NISO_SZ (DD_NISO_CNT * 16) /* Non-Iso DMA Descr. Size */ |
| tecnosys | 0:0b777ff85deb | 35 | #define DD_ISO_SZ (DD_ISO_CNT * 20) /* Iso DMA Descriptor Size */ |
| tecnosys | 0:0b777ff85deb | 36 | #define DD_NISO_ADR (USB_RAM_ADR + 128) /* Non-Iso DMA Descr. Address */ |
| tecnosys | 0:0b777ff85deb | 37 | #define DD_ISO_ADR (DD_NISO_ADR + DD_NISO_SZ) /* Iso DMA Descr. Address */ |
| tecnosys | 0:0b777ff85deb | 38 | #define DD_SZ (128 + DD_NISO_SZ + DD_ISO_SZ) /* Descr. Size */ |
| tecnosys | 0:0b777ff85deb | 39 | |
| tecnosys | 0:0b777ff85deb | 40 | /* DMA Buffer Memory Definitions */ |
| tecnosys | 0:0b777ff85deb | 41 | #define DMA_BUF_ADR (USB_RAM_ADR + DD_SZ) /* DMA Buffer Start Address */ |
| tecnosys | 0:0b777ff85deb | 42 | #define DMA_BUF_SZ (USB_RAM_SZ - DD_SZ) /* DMA Buffer Size */ |
| tecnosys | 0:0b777ff85deb | 43 | |
| tecnosys | 0:0b777ff85deb | 44 | /* USB Error Codes */ |
| tecnosys | 0:0b777ff85deb | 45 | #define USB_ERR_PID 0x0001 /* PID Error */ |
| tecnosys | 0:0b777ff85deb | 46 | #define USB_ERR_UEPKT 0x0002 /* Unexpected Packet */ |
| tecnosys | 0:0b777ff85deb | 47 | #define USB_ERR_DCRC 0x0004 /* Data CRC Error */ |
| tecnosys | 0:0b777ff85deb | 48 | #define USB_ERR_TIMOUT 0x0008 /* Bus Time-out Error */ |
| tecnosys | 0:0b777ff85deb | 49 | #define USB_ERR_EOP 0x0010 /* End of Packet Error */ |
| tecnosys | 0:0b777ff85deb | 50 | #define USB_ERR_B_OVRN 0x0020 /* Buffer Overrun */ |
| tecnosys | 0:0b777ff85deb | 51 | #define USB_ERR_BTSTF 0x0040 /* Bit Stuff Error */ |
| tecnosys | 0:0b777ff85deb | 52 | #define USB_ERR_TGL 0x0080 /* Toggle Bit Error */ |
| tecnosys | 0:0b777ff85deb | 53 | |
| tecnosys | 0:0b777ff85deb | 54 | /* USB DMA Status Codes */ |
| tecnosys | 0:0b777ff85deb | 55 | #define USB_DMA_INVALID 0x0000 /* DMA Invalid - Not Configured */ |
| tecnosys | 0:0b777ff85deb | 56 | #define USB_DMA_IDLE 0x0001 /* DMA Idle - Waiting for Trigger */ |
| tecnosys | 0:0b777ff85deb | 57 | #define USB_DMA_BUSY 0x0002 /* DMA Busy - Transfer in progress */ |
| tecnosys | 0:0b777ff85deb | 58 | #define USB_DMA_DONE 0x0003 /* DMA Transfer Done (no Errors)*/ |
| tecnosys | 0:0b777ff85deb | 59 | #define USB_DMA_OVER_RUN 0x0004 /* Data Over Run */ |
| tecnosys | 0:0b777ff85deb | 60 | #define USB_DMA_UNDER_RUN 0x0005 /* Data Under Run (Short Packet) */ |
| tecnosys | 0:0b777ff85deb | 61 | #define USB_DMA_ERROR 0x0006 /* Error */ |
| tecnosys | 0:0b777ff85deb | 62 | #define USB_DMA_UNKNOWN 0xFFFF /* Unknown State */ |
| tecnosys | 0:0b777ff85deb | 63 | |
| tecnosys | 0:0b777ff85deb | 64 | /* USB DMA Descriptor */ |
| tecnosys | 0:0b777ff85deb | 65 | typedef struct _USB_DMA_DESCRIPTOR { |
| tecnosys | 0:0b777ff85deb | 66 | uint32_t BufAdr; /* DMA Buffer Address */ |
| tecnosys | 0:0b777ff85deb | 67 | uint16_t BufLen; /* DMA Buffer Length */ |
| tecnosys | 0:0b777ff85deb | 68 | uint16_t MaxSize; /* Maximum Packet Size */ |
| tecnosys | 0:0b777ff85deb | 69 | uint32_t InfoAdr; /* Packet Info Memory Address */ |
| tecnosys | 0:0b777ff85deb | 70 | union { /* DMA Configuration */ |
| tecnosys | 0:0b777ff85deb | 71 | struct { |
| tecnosys | 0:0b777ff85deb | 72 | uint32_t Link : 1; /* Link to existing Descriptors */ |
| tecnosys | 0:0b777ff85deb | 73 | uint32_t IsoEP : 1; /* Isonchronous Endpoint */ |
| tecnosys | 0:0b777ff85deb | 74 | uint32_t ATLE : 1; /* ATLE (Auto Transfer Length Extract) */ |
| tecnosys | 0:0b777ff85deb | 75 | uint32_t Rsrvd : 5; /* Reserved */ |
| tecnosys | 0:0b777ff85deb | 76 | uint32_t LenPos : 8; /* Length Position (ATLE) */ |
| tecnosys | 0:0b777ff85deb | 77 | } Type; |
| tecnosys | 0:0b777ff85deb | 78 | uint32_t Val; |
| tecnosys | 0:0b777ff85deb | 79 | } Cfg; |
| tecnosys | 0:0b777ff85deb | 80 | } USB_DMA_DESCRIPTOR; |
| tecnosys | 0:0b777ff85deb | 81 | |
| tecnosys | 0:0b777ff85deb | 82 | /* USB Hardware Functions */ |
| tecnosys | 0:0b777ff85deb | 83 | extern void USB_Init (void); |
| tecnosys | 0:0b777ff85deb | 84 | extern void USB_Connect (uint32_t con); |
| tecnosys | 0:0b777ff85deb | 85 | extern void USB_Reset (void); |
| tecnosys | 0:0b777ff85deb | 86 | extern void USB_Suspend (void); |
| tecnosys | 0:0b777ff85deb | 87 | extern void USB_Resume (void); |
| tecnosys | 0:0b777ff85deb | 88 | extern void USB_WakeUp (void); |
| tecnosys | 0:0b777ff85deb | 89 | extern void USB_WakeUpCfg (uint32_t cfg); |
| tecnosys | 0:0b777ff85deb | 90 | extern void USB_SetAddress (uint32_t adr); |
| tecnosys | 0:0b777ff85deb | 91 | extern void USB_Configure (uint32_t cfg); |
| tecnosys | 0:0b777ff85deb | 92 | extern void USB_ConfigEP (USB_ENDPOINT_DESCRIPTOR *pEPD); |
| tecnosys | 0:0b777ff85deb | 93 | extern void USB_DirCtrlEP (uint32_t dir); |
| tecnosys | 0:0b777ff85deb | 94 | extern void USB_EnableEP (uint32_t EPNum); |
| tecnosys | 0:0b777ff85deb | 95 | extern void USB_DisableEP (uint32_t EPNum); |
| tecnosys | 0:0b777ff85deb | 96 | extern void USB_ResetEP (uint32_t EPNum); |
| tecnosys | 0:0b777ff85deb | 97 | extern void USB_SetStallEP (uint32_t EPNum); |
| tecnosys | 0:0b777ff85deb | 98 | extern void USB_ClrStallEP (uint32_t EPNum); |
| tecnosys | 0:0b777ff85deb | 99 | extern void USB_ClearEPBuf (uint32_t EPNum); |
| tecnosys | 0:0b777ff85deb | 100 | extern uint32_t USB_ReadEP (uint32_t EPNum, uint8_t *pData); |
| tecnosys | 0:0b777ff85deb | 101 | extern uint32_t USB_WriteEP (uint32_t EPNum, uint8_t *pData, uint32_t cnt); |
| tecnosys | 0:0b777ff85deb | 102 | extern uint32_t USB_DMA_Setup (uint32_t EPNum, USB_DMA_DESCRIPTOR *pDD); |
| tecnosys | 0:0b777ff85deb | 103 | extern void USB_DMA_Enable (uint32_t EPNum); |
| tecnosys | 0:0b777ff85deb | 104 | extern void USB_DMA_Disable(uint32_t EPNum); |
| tecnosys | 0:0b777ff85deb | 105 | extern uint32_t USB_DMA_Status (uint32_t EPNum); |
| tecnosys | 0:0b777ff85deb | 106 | extern uint32_t USB_DMA_BufAdr (uint32_t EPNum); |
| tecnosys | 0:0b777ff85deb | 107 | extern uint32_t USB_DMA_BufCnt (uint32_t EPNum); |
| tecnosys | 0:0b777ff85deb | 108 | extern uint32_t USB_GetFrame (void); |
| tecnosys | 0:0b777ff85deb | 109 | extern void USB_IRQHandler (void); |
| tecnosys | 0:0b777ff85deb | 110 | |
| tecnosys | 0:0b777ff85deb | 111 | |
| tecnosys | 0:0b777ff85deb | 112 | #endif /* __USBHW_H__ */ |