+++ /dev/null
-/*----------------------------------------------------------------------------
- * U S B - K e r n e l
- *----------------------------------------------------------------------------
- * Name: usbcore.c
- * Purpose: USB Core Module
- * Version: V1.20
- *----------------------------------------------------------------------------
- * This software is supplied "AS IS" without any warranties, express,
- * implied or statutory, including but not limited to the implied
- * warranties of fitness for purpose, satisfactory quality and
- * noninfringement. Keil extends you a royalty-free right to reproduce
- * and distribute executable files created using this software for use
- * on NXP Semiconductors LPC family microcontroller devices only. Nothing
- * else gives you the right to use this software.
- *
- * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
- *----------------------------------------------------------------------------
- * History:
- * V1.20 Added vendor specific requests
- * Changed string descriptor handling
- * Reworked Endpoint0
- * V1.00 Initial Version
- *----------------------------------------------------------------------------*/
-#include "lpc_types.h"
-
-#include "usb.h"
-#include "cfg.h"
-#include "hw.h"
-#include "core.h"
-#include "desc.h"
-#include "user.h"
-
-#if (USB_CLASS)
-
-#if (USB_AUDIO)
-#include "audio.h"
-#include "adcuser.h"
-#endif
-
-#if (USB_HID)
-#include "hid.h"
-#include "hiduser.h"
-#endif
-
-#if (USB_MSC)
-#include "msc.h"
-#include "mscuser.h"
-extern MSC_CSW CSW;
-#endif
-
-#if (USB_CDC)
-#include "cdc.h"
-#include "cdcuser.h"
-#endif
-
-#endif
-
-#if (USB_VENDOR)
-#include "vendor.h"
-#endif
-
-#if defined ( __CC_ARM )
-#pragma diag_suppress 111,1441
-#endif
-
-#if defined ( __GNUC__ )
-#define __packed __attribute__((__packed__))
-#endif
-
-uint16_t USB_DeviceStatus;
-uint8_t USB_DeviceAddress;
-uint8_t USB_Configuration;
-uint32_t USB_EndPointMask;
-uint32_t USB_EndPointHalt;
-uint32_t USB_EndPointStall; /* EP must stay stalled */
-uint8_t USB_NumInterfaces;
-uint8_t USB_AltSetting[USB_IF_NUM];
-
-uint8_t EP0Buf[USB_MAX_PACKET0];
-
-
-USB_EP_DATA EP0Data;
-
-USB_SETUP_PACKET SetupPacket;
-
-
-/*
- * Reset USB Core
- * Parameters: None
- * Return Value: None
- */
-
-void USB_ResetCore (void) {
-
- USB_DeviceStatus = USB_POWER;
- USB_DeviceAddress = 0;
- USB_Configuration = 0;
- USB_EndPointMask = 0x00010001;
- USB_EndPointHalt = 0x00000000;
- USB_EndPointStall = 0x00000000;
-}
-
-
-/*
- * USB Request - Setup Stage
- * Parameters: None (global SetupPacket)
- * Return Value: None
- */
-
-void USB_SetupStage (void) {
- USB_ReadEP(0x00, (uint8_t *)&SetupPacket);
-}
-
-
-/*
- * USB Request - Data In Stage
- * Parameters: None (global EP0Data)
- * Return Value: None
- */
-
-void USB_DataInStage (void) {
- uint32_t cnt;
-
- if (EP0Data.Count > USB_MAX_PACKET0) {
- cnt = USB_MAX_PACKET0;
- } else {
- cnt = EP0Data.Count;
- }
- cnt = USB_WriteEP(0x80, EP0Data.pData, cnt);
- EP0Data.pData += cnt;
- EP0Data.Count -= cnt;
-}
-
-
-/*
- * USB Request - Data Out Stage
- * Parameters: None (global EP0Data)
- * Return Value: None
- */
-
-void USB_DataOutStage (void) {
- uint32_t cnt;
-
- cnt = USB_ReadEP(0x00, EP0Data.pData);
- EP0Data.pData += cnt;
- EP0Data.Count -= cnt;
-}
-
-
-/*
- * USB Request - Status In Stage
- * Parameters: None
- * Return Value: None
- */
-
-void USB_StatusInStage (void) {
- USB_WriteEP(0x80, NULL, 0);
-}
-
-
-/*
- * USB Request - Status Out Stage
- * Parameters: None
- * Return Value: None
- */
-
-void USB_StatusOutStage (void) {
- USB_ReadEP(0x00, EP0Buf);
-}
-
-
-/*
- * Get Status USB Request
- * Parameters: None (global SetupPacket)
- * Return Value: TRUE - Success, FALSE - Error
- */
-
-#if defined ( __IAR_SYSTEMS_ICC__ )
-inline uint32_t USB_ReqGetStatus (void) {
-#else
-__inline uint32_t USB_ReqGetStatus (void) {
-#endif
- uint32_t n, m;
-
- switch (SetupPacket.bmRequestType.BM.Recipient) {
- case REQUEST_TO_DEVICE:
- EP0Data.pData = (uint8_t *)&USB_DeviceStatus;
- break;
- case REQUEST_TO_INTERFACE:
- if ((USB_Configuration != 0) && (SetupPacket.wIndex.WB.L < USB_NumInterfaces)) {
- *((__packed uint16_t *)EP0Buf) = 0;
- *((uint16_t *)EP0Buf) = 0;
- EP0Data.pData = EP0Buf;
- } else {
- return (FALSE);
- }
- break;
- case REQUEST_TO_ENDPOINT:
- n = SetupPacket.wIndex.WB.L & 0x8F;
- m = (n & 0x80) ? ((1 << 16) << (n & 0x0F)) : (1 << n);
- if (((USB_Configuration != 0) || ((n & 0x0F) == 0)) && (USB_EndPointMask & m)) {
- *((__packed uint16_t *)EP0Buf) = (USB_EndPointHalt & m) ? 1 : 0;
- *((uint16_t *)EP0Buf) = (USB_EndPointHalt & m) ? 1 : 0;
- EP0Data.pData = EP0Buf;
- } else {
- return (FALSE);
- }
- break;
- default:
- return (FALSE);
- }
- return (TRUE);
-}
-
-
-/*
- * Set/Clear Feature USB Request
- * Parameters: sc: 0 - Clear, 1 - Set
- * (global SetupPacket)
- * Return Value: TRUE - Success, FALSE - Error
- */
-
-#if defined ( __IAR_SYSTEMS_ICC__ )
-inline uint32_t USB_ReqSetClrFeature (uint32_t sc) {
-#else
-__inline uint32_t USB_ReqSetClrFeature (uint32_t sc) {
-#endif
- uint32_t n, m;
-
- switch (SetupPacket.bmRequestType.BM.Recipient) {
- case REQUEST_TO_DEVICE:
- if (SetupPacket.wValue.W == USB_FEATURE_REMOTE_WAKEUP) {
- if (sc) {
- USB_WakeUpCfg(TRUE);
- USB_DeviceStatus |= USB_GETSTATUS_REMOTE_WAKEUP;
- } else {
- USB_WakeUpCfg(FALSE);
- USB_DeviceStatus &= ~USB_GETSTATUS_REMOTE_WAKEUP;
- }
- } else {
- return (FALSE);
- }
- break;
- case REQUEST_TO_INTERFACE:
- return (FALSE);
- case REQUEST_TO_ENDPOINT:
- n = SetupPacket.wIndex.WB.L & 0x8F;
- m = (n & 0x80) ? ((1 << 16) << (n & 0x0F)) : (1 << n);
- if ((USB_Configuration != 0) && ((n & 0x0F) != 0) && (USB_EndPointMask & m)) {
- if (SetupPacket.wValue.W == USB_FEATURE_ENDPOINT_STALL) {
- if (sc) {
- USB_SetStallEP(n);
- USB_EndPointHalt |= m;
- } else {
- if ((USB_EndPointStall & m) != 0) {
- return (TRUE);
- }
- USB_ClrStallEP(n);
-#if (USB_MSC)
- if ((n == MSC_EP_IN) && ((USB_EndPointHalt & m) != 0)) {
- /* Compliance Test: rewrite CSW after unstall */
- if (CSW.dSignature == MSC_CSW_Signature) {
- USB_WriteEP(MSC_EP_IN, (uint8_t *)&CSW, sizeof(CSW));
- }
- }
-#endif
- USB_EndPointHalt &= ~m;
- }
- } else {
- return (FALSE);
- }
- } else {
- return (FALSE);
- }
- break;
- default:
- return (FALSE);
- }
- return (TRUE);
-}
-
-
-/*
- * Set Address USB Request
- * Parameters: None (global SetupPacket)
- * Return Value: TRUE - Success, FALSE - Error
- */
-
-#if defined ( __IAR_SYSTEMS_ICC__ )
-inline uint32_t USB_ReqSetAddress (void) {
-#else
-__inline uint32_t USB_ReqSetAddress (void) {
-#endif
- switch (SetupPacket.bmRequestType.BM.Recipient) {
- case REQUEST_TO_DEVICE:
- USB_DeviceAddress = 0x80 | SetupPacket.wValue.WB.L;
- break;
- default:
- return (FALSE);
- }
- return (TRUE);
-}
-
-
-/*
- * Get Descriptor USB Request
- * Parameters: None (global SetupPacket)
- * Return Value: TRUE - Success, FALSE - Error
- */
-
-#if defined ( __IAR_SYSTEMS_ICC__ )
-inline uint32_t USB_ReqGetDescriptor (void) {
-#else
-__inline uint32_t USB_ReqGetDescriptor (void) {
-#endif
- uint8_t *pD;
- uint32_t len, n;
-
- switch (SetupPacket.bmRequestType.BM.Recipient) {
- case REQUEST_TO_DEVICE:
- switch (SetupPacket.wValue.WB.H) {
- case USB_DEVICE_DESCRIPTOR_TYPE:
- EP0Data.pData = (uint8_t *)USB_DeviceDescriptor;
- len = USB_DEVICE_DESC_SIZE;
- break;
- case USB_CONFIGURATION_DESCRIPTOR_TYPE:
- pD = (uint8_t *)USB_ConfigDescriptor;
- for (n = 0; n != SetupPacket.wValue.WB.L; n++) {
- if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bLength != 0) {
- pD += ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength;
- }
- }
- if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bLength == 0) {
- return (FALSE);
- }
- EP0Data.pData = pD;
- len = ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength;
- break;
- case USB_STRING_DESCRIPTOR_TYPE:
- pD = (uint8_t *)USB_StringDescriptor;
- for (n = 0; n != SetupPacket.wValue.WB.L; n++) {
- if (((USB_STRING_DESCRIPTOR *)pD)->bLength != 0) {
- pD += ((USB_STRING_DESCRIPTOR *)pD)->bLength;
- }
- }
- if (((USB_STRING_DESCRIPTOR *)pD)->bLength == 0) {
- return (FALSE);
- }
- EP0Data.pData = pD;
- len = ((USB_STRING_DESCRIPTOR *)EP0Data.pData)->bLength;
- break;
- default:
- return (FALSE);
- }
- break;
- case REQUEST_TO_INTERFACE:
- switch (SetupPacket.wValue.WB.H) {
-#if USB_HID
- case HID_HID_DESCRIPTOR_TYPE:
- if (SetupPacket.wIndex.WB.L != USB_HID_IF_NUM) {
- return (FALSE); /* Only Single HID Interface is supported */
- }
- EP0Data.pData = (uint8_t *)USB_ConfigDescriptor + HID_DESC_OFFSET;
- len = HID_DESC_SIZE;
- break;
- case HID_REPORT_DESCRIPTOR_TYPE:
- if (SetupPacket.wIndex.WB.L != USB_HID_IF_NUM) {
- return (FALSE); /* Only Single HID Interface is supported */
- }
- EP0Data.pData = (uint8_t *)HID_ReportDescriptor;
- len = HID_ReportDescSize;
- break;
- case HID_PHYSICAL_DESCRIPTOR_TYPE:
- return (FALSE); /* HID Physical Descriptor is not supported */
-#endif
- default:
- return (FALSE);
- }
-// break;
- default:
- return (FALSE);
- }
-
- if (EP0Data.Count > len) {
- EP0Data.Count = len;
- }
-
- return (TRUE);
-}
-
-
-/*
- * Get Configuration USB Request
- * Parameters: None (global SetupPacket)
- * Return Value: TRUE - Success, FALSE - Error
- */
-
-#if defined ( __IAR_SYSTEMS_ICC__ )
-inline uint32_t USB_ReqGetConfiguration (void) {
-#else
-__inline uint32_t USB_ReqGetConfiguration (void) {
-#endif
- switch (SetupPacket.bmRequestType.BM.Recipient) {
- case REQUEST_TO_DEVICE:
- EP0Data.pData = &USB_Configuration;
- break;
- default:
- return (FALSE);
- }
- return (TRUE);
-}
-
-
-/*
- * Set Configuration USB Request
- * Parameters: None (global SetupPacket)
- * Return Value: TRUE - Success, FALSE - Error
- */
-
-#if defined ( __IAR_SYSTEMS_ICC__ )
-inline uint32_t USB_ReqSetConfiguration (void) {
-#else
-__inline uint32_t USB_ReqSetConfiguration (void) {
-#endif
- USB_COMMON_DESCRIPTOR *pD;
- uint32_t alt = 0;
- uint32_t n, m;
- uint32_t tmp;
-
- switch (SetupPacket.bmRequestType.BM.Recipient) {
- case REQUEST_TO_DEVICE:
-
- if (SetupPacket.wValue.WB.L) {
- pD = (USB_COMMON_DESCRIPTOR *)USB_ConfigDescriptor;
- while (pD->bLength) {
- switch (pD->bDescriptorType) {
- case USB_CONFIGURATION_DESCRIPTOR_TYPE:
- if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bConfigurationValue == SetupPacket.wValue.WB.L) {
- USB_Configuration = SetupPacket.wValue.WB.L;
- USB_NumInterfaces = ((USB_CONFIGURATION_DESCRIPTOR *)pD)->bNumInterfaces;
- for (n = 0; n < USB_IF_NUM; n++) {
- USB_AltSetting[n] = 0;
- }
- for (n = 1; n < 16; n++) {
- if (USB_EndPointMask & (1 << n)) {
- USB_DisableEP(n);
- }
- if (USB_EndPointMask & ((1 << 16) << n)) {
- USB_DisableEP(n | 0x80);
- }
- }
- USB_EndPointMask = 0x00010001;
- USB_EndPointHalt = 0x00000000;
- USB_EndPointStall= 0x00000000;
- USB_Configure(TRUE);
- if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bmAttributes & USB_CONFIG_POWERED_MASK) {
- USB_DeviceStatus |= USB_GETSTATUS_SELF_POWERED;
- } else {
- USB_DeviceStatus &= ~USB_GETSTATUS_SELF_POWERED;
- }
- } else {
-// (uint8_t *)pD += ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength;
- tmp = (uint32_t)pD;
- tmp += ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength;
- pD = (USB_COMMON_DESCRIPTOR *)tmp;
- continue;
- }
- break;
- case USB_INTERFACE_DESCRIPTOR_TYPE:
- alt = ((USB_INTERFACE_DESCRIPTOR *)pD)->bAlternateSetting;
- break;
- case USB_ENDPOINT_DESCRIPTOR_TYPE:
- if (alt == 0) {
- n = ((USB_ENDPOINT_DESCRIPTOR *)pD)->bEndpointAddress & 0x8F;
- m = (n & 0x80) ? ((1 << 16) << (n & 0x0F)) : (1 << n);
- USB_EndPointMask |= m;
- USB_ConfigEP((USB_ENDPOINT_DESCRIPTOR *)pD);
- USB_EnableEP(n);
- USB_ResetEP(n);
- }
- break;
- }
-// (uint8_t *)pD += pD->bLength;
- tmp = (uint32_t)pD;
- tmp += pD->bLength;
- pD = (USB_COMMON_DESCRIPTOR *)tmp;
- }
- }
- else {
- USB_Configuration = 0;
- for (n = 1; n < 16; n++) {
- if (USB_EndPointMask & (1 << n)) {
- USB_DisableEP(n);
- }
- if (USB_EndPointMask & ((1 << 16) << n)) {
- USB_DisableEP(n | 0x80);
- }
- }
- USB_EndPointMask = 0x00010001;
- USB_EndPointHalt = 0x00000000;
- USB_EndPointStall = 0x00000000;
- USB_Configure(FALSE);
- }
-
- if (USB_Configuration != SetupPacket.wValue.WB.L) {
- return (FALSE);
- }
- break;
- default:
- return (FALSE);
- }
- return (TRUE);
-}
-
-
-/*
- * Get Interface USB Request
- * Parameters: None (global SetupPacket)
- * Return Value: TRUE - Success, FALSE - Error
- */
-
-#if defined ( __IAR_SYSTEMS_ICC__ )
-inline uint32_t USB_ReqGetInterface (void) {
-#else
-__inline uint32_t USB_ReqGetInterface (void) {
-#endif
- switch (SetupPacket.bmRequestType.BM.Recipient) {
- case REQUEST_TO_INTERFACE:
- if ((USB_Configuration != 0) && (SetupPacket.wIndex.WB.L < USB_NumInterfaces)) {
- EP0Data.pData = USB_AltSetting + SetupPacket.wIndex.WB.L;
- } else {
- return (FALSE);
- }
- break;
- default:
- return (FALSE);
- }
- return (TRUE);
-}
-
-
-/*
- * Set Interface USB Request
- * Parameters: None (global SetupPacket)
- * Return Value: TRUE - Success, FALSE - Error
- */
-#if defined ( __IAR_SYSTEMS_ICC__ )
-inline uint32_t USB_ReqSetInterface (void) {
-#else
-__inline uint32_t USB_ReqSetInterface (void) {
-#endif
- USB_COMMON_DESCRIPTOR *pD;
- uint32_t ifn = 0, alt = 0, old = 0, msk = 0;
- uint32_t n, m;
- uint32_t set;
- uint32_t tmp;
-
- switch (SetupPacket.bmRequestType.BM.Recipient) {
- case REQUEST_TO_INTERFACE:
- if (USB_Configuration == 0) return (FALSE);
- set = FALSE;
- pD = (USB_COMMON_DESCRIPTOR *)USB_ConfigDescriptor;
- while (pD->bLength) {
- switch (pD->bDescriptorType) {
- case USB_CONFIGURATION_DESCRIPTOR_TYPE:
- if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bConfigurationValue != USB_Configuration) {
-// (uint8_t *)pD += ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength;
- tmp = (uint32_t)pD;
- tmp += ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength;
- pD = (USB_COMMON_DESCRIPTOR *)tmp;
-
- continue;
- }
- break;
- case USB_INTERFACE_DESCRIPTOR_TYPE:
- ifn = ((USB_INTERFACE_DESCRIPTOR *)pD)->bInterfaceNumber;
- alt = ((USB_INTERFACE_DESCRIPTOR *)pD)->bAlternateSetting;
- msk = 0;
- if ((ifn == SetupPacket.wIndex.WB.L) && (alt == SetupPacket.wValue.WB.L)) {
- set = TRUE;
- old = USB_AltSetting[ifn];
- USB_AltSetting[ifn] = (uint8_t)alt;
- }
- break;
- case USB_ENDPOINT_DESCRIPTOR_TYPE:
- if (ifn == SetupPacket.wIndex.WB.L) {
- n = ((USB_ENDPOINT_DESCRIPTOR *)pD)->bEndpointAddress & 0x8F;
- m = (n & 0x80) ? ((1 << 16) << (n & 0x0F)) : (1 << n);
- if (alt == SetupPacket.wValue.WB.L) {
- USB_EndPointMask |= m;
- USB_EndPointHalt &= ~m;
- USB_ConfigEP((USB_ENDPOINT_DESCRIPTOR *)pD);
- USB_EnableEP(n);
- USB_ResetEP(n);
- msk |= m;
- }
- else if ((alt == old) && ((msk & m) == 0)) {
- USB_EndPointMask &= ~m;
- USB_EndPointHalt &= ~m;
- USB_DisableEP(n);
- }
- }
- break;
- }
-// (uint8_t *)pD += pD->bLength;
- tmp = (uint32_t)pD;
- tmp += pD->bLength;
- pD = (USB_COMMON_DESCRIPTOR *)tmp;
- }
- break;
- default:
- return (FALSE);
- }
-
- return (set);
-}
-
-
-/*
- * USB Endpoint 0 Event Callback
- * Parameters: event
- * Return Value: none
- */
-
-void USB_EndPoint0 (uint32_t event) {
-
- switch (event) {
- case USB_EVT_SETUP:
- USB_SetupStage();
- USB_DirCtrlEP(SetupPacket.bmRequestType.BM.Dir);
- EP0Data.Count = SetupPacket.wLength; /* Number of bytes to transfer */
- switch (SetupPacket.bmRequestType.BM.Type) {
-
- case REQUEST_STANDARD:
- switch (SetupPacket.bRequest) {
- case USB_REQUEST_GET_STATUS:
- if (!USB_ReqGetStatus()) {
- goto stall_i;
- }
- USB_DataInStage();
- break;
-
- case USB_REQUEST_CLEAR_FEATURE:
- if (!USB_ReqSetClrFeature(0)) {
- goto stall_i;
- }
- USB_StatusInStage();
-#if USB_FEATURE_EVENT
- USB_Feature_Event();
-#endif
- break;
-
- case USB_REQUEST_SET_FEATURE:
- if (!USB_ReqSetClrFeature(1)) {
- goto stall_i;
- }
- USB_StatusInStage();
-#if USB_FEATURE_EVENT
- USB_Feature_Event();
-#endif
- break;
-
- case USB_REQUEST_SET_ADDRESS:
- if (!USB_ReqSetAddress()) {
- goto stall_i;
- }
- USB_StatusInStage();
- break;
-
- case USB_REQUEST_GET_DESCRIPTOR:
- if (!USB_ReqGetDescriptor()) {
- goto stall_i;
- }
- USB_DataInStage();
- break;
-
- case USB_REQUEST_SET_DESCRIPTOR:
-/*stall_o:*/ USB_SetStallEP(0x00); /* not supported */
- EP0Data.Count = 0;
- break;
-
- case USB_REQUEST_GET_CONFIGURATION:
- if (!USB_ReqGetConfiguration()) {
- goto stall_i;
- }
- USB_DataInStage();
- break;
-
- case USB_REQUEST_SET_CONFIGURATION:
- if (!USB_ReqSetConfiguration()) {
- goto stall_i;
- }
- USB_StatusInStage();
-#if USB_CONFIGURE_EVENT
- USB_Configure_Event();
-#endif
- break;
-
- case USB_REQUEST_GET_INTERFACE:
- if (!USB_ReqGetInterface()) {
- goto stall_i;
- }
- USB_DataInStage();
- break;
-
- case USB_REQUEST_SET_INTERFACE:
- if (!USB_ReqSetInterface()) {
- goto stall_i;
- }
- USB_StatusInStage();
-#if USB_INTERFACE_EVENT
- USB_Interface_Event();
-#endif
- break;
-
- default:
- goto stall_i;
- }
- break; /* end case REQUEST_STANDARD */
-
-#if USB_CLASS
- case REQUEST_CLASS:
- switch (SetupPacket.bmRequestType.BM.Recipient) {
-
- case REQUEST_TO_DEVICE:
- goto stall_i; /* not supported */
-
- case REQUEST_TO_INTERFACE:
-#if USB_HID
- if (SetupPacket.wIndex.WB.L == USB_HID_IF_NUM) { /* IF number correct? */
- switch (SetupPacket.bRequest) {
- case HID_REQUEST_GET_REPORT:
- if (HID_GetReport()) {
- EP0Data.pData = EP0Buf; /* point to data to be sent */
- USB_DataInStage(); /* send requested data */
- goto setup_class_ok;
- }
- break;
- case HID_REQUEST_SET_REPORT:
- EP0Data.pData = EP0Buf; /* data to be received */
- goto setup_class_ok;
- case HID_REQUEST_GET_IDLE:
- if (HID_GetIdle()) {
- EP0Data.pData = EP0Buf; /* point to data to be sent */
- USB_DataInStage(); /* send requested data */
- goto setup_class_ok;
- }
- break;
- case HID_REQUEST_SET_IDLE:
- if (HID_SetIdle()) {
- USB_StatusInStage(); /* send Acknowledge */
- goto setup_class_ok;
- }
- break;
- case HID_REQUEST_GET_PROTOCOL:
- if (HID_GetProtocol()) {
- EP0Data.pData = EP0Buf; /* point to data to be sent */
- USB_DataInStage(); /* send requested data */
- goto setup_class_ok;
- }
- break;
- case HID_REQUEST_SET_PROTOCOL:
- if (HID_SetProtocol()) {
- USB_StatusInStage(); /* send Acknowledge */
- goto setup_class_ok;
- }
- break;
- }
- }
-#endif /* USB_HID */
-#if USB_MSC
- if (SetupPacket.wIndex.WB.L == USB_MSC_IF_NUM) { /* IF number correct? */
- switch (SetupPacket.bRequest) {
- case MSC_REQUEST_RESET:
- if ((SetupPacket.wValue.W == 0) && /* RESET with invalid parameters -> STALL */
- (SetupPacket.wLength == 0)) {
- if (MSC_Reset()) {
- USB_StatusInStage();
- goto setup_class_ok;
- }
- }
- break;
- case MSC_REQUEST_GET_MAX_LUN:
- if ((SetupPacket.wValue.W == 0) && /* GET_MAX_LUN with invalid parameters -> STALL */
- (SetupPacket.wLength == 1)) {
- if (MSC_GetMaxLUN()) {
- EP0Data.pData = EP0Buf;
- USB_DataInStage();
- goto setup_class_ok;
- }
- }
- break;
- }
- }
-#endif /* USB_MSC */
-#if USB_AUDIO
- if ((SetupPacket.wIndex.WB.L == USB_ADC_CIF_NUM) || /* IF number correct? */
- (SetupPacket.wIndex.WB.L == USB_ADC_SIF1_NUM) ||
- (SetupPacket.wIndex.WB.L == USB_ADC_SIF2_NUM)) {
- switch (SetupPacket.bRequest) {
- case AUDIO_REQUEST_GET_CUR:
- case AUDIO_REQUEST_GET_MIN:
- case AUDIO_REQUEST_GET_MAX:
- case AUDIO_REQUEST_GET_RES:
- if (ADC_IF_GetRequest()) {
- EP0Data.pData = EP0Buf; /* point to data to be sent */
- USB_DataInStage(); /* send requested data */
- goto setup_class_ok;
- }
- break;
- case AUDIO_REQUEST_SET_CUR:
-// case AUDIO_REQUEST_SET_MIN:
-// case AUDIO_REQUEST_SET_MAX:
-// case AUDIO_REQUEST_SET_RES:
- EP0Data.pData = EP0Buf; /* data to be received */
- goto setup_class_ok;
- }
- }
-#endif /* USB_AUDIO */
-#if USB_CDC
- if ((SetupPacket.wIndex.WB.L == USB_CDC_CIF_NUM) || /* IF number correct? */
- (SetupPacket.wIndex.WB.L == USB_CDC_DIF_NUM)) {
- switch (SetupPacket.bRequest) {
- case CDC_SEND_ENCAPSULATED_COMMAND:
- EP0Data.pData = EP0Buf; /* data to be received, see USB_EVT_OUT */
- goto setup_class_ok;
- case CDC_GET_ENCAPSULATED_RESPONSE:
- if (CDC_GetEncapsulatedResponse()) {
- EP0Data.pData = EP0Buf; /* point to data to be sent */
- USB_DataInStage(); /* send requested data */
- goto setup_class_ok;
- }
- break;
- case CDC_SET_COMM_FEATURE:
- EP0Data.pData = EP0Buf; /* data to be received, see USB_EVT_OUT */
- goto setup_class_ok;
- case CDC_GET_COMM_FEATURE:
- if (CDC_GetCommFeature(SetupPacket.wValue.W)) {
- EP0Data.pData = EP0Buf; /* point to data to be sent */
- USB_DataInStage(); /* send requested data */
- goto setup_class_ok;
- }
- break;
- case CDC_CLEAR_COMM_FEATURE:
- if (CDC_ClearCommFeature(SetupPacket.wValue.W)) {
- USB_StatusInStage(); /* send Acknowledge */
- goto setup_class_ok;
- }
- break;
- case CDC_SET_LINE_CODING:
- EP0Data.pData = EP0Buf; /* data to be received, see USB_EVT_OUT */
- goto setup_class_ok;
- case CDC_GET_LINE_CODING:
- if (CDC_GetLineCoding()) {
- EP0Data.pData = EP0Buf; /* point to data to be sent */
- USB_DataInStage(); /* send requested data */
- goto setup_class_ok;
- }
- break;
- case CDC_SET_CONTROL_LINE_STATE:
- if (CDC_SetControlLineState(SetupPacket.wValue.W)) {
- USB_StatusInStage(); /* send Acknowledge */
- goto setup_class_ok;
- }
- break;
- case CDC_SEND_BREAK:
- if (CDC_SendBreak(SetupPacket.wValue.W)) {
- USB_StatusInStage(); /* send Acknowledge */
- goto setup_class_ok;
- }
- break;
- }
- }
-#endif /* USB_CDC */
- goto stall_i; /* not supported */
- /* end case REQUEST_TO_INTERFACE */
-
- case REQUEST_TO_ENDPOINT:
-#if USB_AUDIO
- switch (SetupPacket.bRequest) {
- case AUDIO_REQUEST_GET_CUR:
- case AUDIO_REQUEST_GET_MIN:
- case AUDIO_REQUEST_GET_MAX:
- case AUDIO_REQUEST_GET_RES:
- if (ADC_EP_GetRequest()) {
- EP0Data.pData = EP0Buf; /* point to data to be sent */
- USB_DataInStage(); /* send requested data */
- goto setup_class_ok;
- }
- break;
- case AUDIO_REQUEST_SET_CUR:
-// case AUDIO_REQUEST_SET_MIN:
-// case AUDIO_REQUEST_SET_MAX:
-// case AUDIO_REQUEST_SET_RES:
- EP0Data.pData = EP0Buf; /* data to be received */
- goto setup_class_ok;
- }
-#endif /* USB_AUDIO */
- goto stall_i;
- /* end case REQUEST_TO_ENDPOINT */
-
- default:
- goto stall_i;
- }
-setup_class_ok: /* request finished successfully */
- break; /* end case REQUEST_CLASS */
-#endif /* USB_CLASS */
-
-#if USB_VENDOR
- case REQUEST_VENDOR:
- switch (SetupPacket.bmRequestType.BM.Recipient) {
-
- case REQUEST_TO_DEVICE:
- if (!USB_ReqVendorDev(TRUE)) {
- goto stall_i; /* not supported */
- }
- break;
-
- case REQUEST_TO_INTERFACE:
- if (!USB_ReqVendorIF(TRUE)) {
- goto stall_i; /* not supported */
- }
- break;
-
- case REQUEST_TO_ENDPOINT:
- if (!USB_ReqVendorEP(TRUE)) {
- goto stall_i; /* not supported */
- }
- break;
-
- default:
- goto stall_i;
- }
-
- if (SetupPacket.wLength) {
- if (SetupPacket.bmRequestType.BM.Dir == REQUEST_DEVICE_TO_HOST) {
- USB_DataInStage();
- }
- } else {
- USB_StatusInStage();
- }
-
- break; /* end case REQUEST_VENDOR */
-#endif /* USB_VENDOR */
-
- default:
-stall_i: USB_SetStallEP(0x80);
- EP0Data.Count = 0;
- break;
- }
- break; /* end case USB_EVT_SETUP */
-
- case USB_EVT_OUT:
- if (SetupPacket.bmRequestType.BM.Dir == REQUEST_HOST_TO_DEVICE) {
- if (EP0Data.Count) { /* still data to receive ? */
- USB_DataOutStage(); /* receive data */
- if (EP0Data.Count == 0) { /* data complete ? */
- switch (SetupPacket.bmRequestType.BM.Type) {
-
- case REQUEST_STANDARD:
- goto stall_i; /* not supported */
-
-#if (USB_CLASS)
- case REQUEST_CLASS:
- switch (SetupPacket.bmRequestType.BM.Recipient) {
- case REQUEST_TO_DEVICE:
- goto stall_i; /* not supported */
-
- case REQUEST_TO_INTERFACE:
-#if USB_HID
- if (SetupPacket.wIndex.WB.L == USB_HID_IF_NUM) { /* IF number correct? */
- switch (SetupPacket.bRequest) {
- case HID_REQUEST_SET_REPORT:
- if (HID_SetReport()) {
- USB_StatusInStage(); /* send Acknowledge */
- goto out_class_ok;
- }
- break;
- }
- }
-#endif /* USB_HID */
-#if USB_AUDIO
- if ((SetupPacket.wIndex.WB.L == USB_ADC_CIF_NUM) || /* IF number correct? */
- (SetupPacket.wIndex.WB.L == USB_ADC_SIF1_NUM) ||
- (SetupPacket.wIndex.WB.L == USB_ADC_SIF2_NUM)) {
- switch (SetupPacket.bRequest) {
- case AUDIO_REQUEST_SET_CUR:
-// case AUDIO_REQUEST_SET_MIN:
-// case AUDIO_REQUEST_SET_MAX:
-// case AUDIO_REQUEST_SET_RES:
- if (ADC_IF_SetRequest()) {
- USB_StatusInStage(); /* send Acknowledge */
- goto out_class_ok;
- }
- break;
- }
- }
-#endif /* USB_AUDIO */
-#if USB_CDC
- if ((SetupPacket.wIndex.WB.L == USB_CDC_CIF_NUM) || /* IF number correct? */
- (SetupPacket.wIndex.WB.L == USB_CDC_DIF_NUM)) {
- switch (SetupPacket.bRequest) {
- case CDC_SEND_ENCAPSULATED_COMMAND:
- if (CDC_SendEncapsulatedCommand()) {
- USB_StatusInStage(); /* send Acknowledge */
- goto out_class_ok;
- }
- break;
- case CDC_SET_COMM_FEATURE:
- if (CDC_SetCommFeature(SetupPacket.wValue.W)) {
- USB_StatusInStage(); /* send Acknowledge */
- goto out_class_ok;
- }
- break;
- case CDC_SET_LINE_CODING:
- if (CDC_SetLineCoding()) {
- USB_StatusInStage(); /* send Acknowledge */
- goto out_class_ok;
- }
- break;
- }
- }
-#endif /* USB_CDC */
- goto stall_i;
- /* end case REQUEST_TO_INTERFACE */
-
- case REQUEST_TO_ENDPOINT:
-#if USB_AUDIO
- switch (SetupPacket.bRequest) {
- case AUDIO_REQUEST_SET_CUR:
-// case AUDIO_REQUEST_SET_MIN:
-// case AUDIO_REQUEST_SET_MAX:
-// case AUDIO_REQUEST_SET_RES:
- if (ADC_EP_SetRequest()) {
- USB_StatusInStage(); /* send Acknowledge */
- goto out_class_ok;
- }
- break;
- }
-#endif /* USB_AUDIO */
- goto stall_i;
- /* end case REQUEST_TO_ENDPOINT */
-
- default:
- goto stall_i;
- }
-out_class_ok: /* request finished successfully */
- break; /* end case REQUEST_CLASS */
-#endif /* USB_CLASS */
-
-#if USB_VENDOR
- case REQUEST_VENDOR:
- switch (SetupPacket.bmRequestType.BM.Recipient) {
-
- case REQUEST_TO_DEVICE:
- if (!USB_ReqVendorDev(FALSE)) {
- goto stall_i; /* not supported */
- }
- break;
-
- case REQUEST_TO_INTERFACE:
- if (!USB_ReqVendorIF(FALSE)) {
- goto stall_i; /* not supported */
- }
- break;
-
- case REQUEST_TO_ENDPOINT:
- if (!USB_ReqVendorEP(FALSE)) {
- goto stall_i; /* not supported */
- }
- break;
-
- default:
- goto stall_i;
- }
-
- USB_StatusInStage();
-
- break; /* end case REQUEST_VENDOR */
-#endif /* USB_VENDOR */
-
- default:
- goto stall_i;
- }
- }
- }
- } else {
- USB_StatusOutStage(); /* receive Acknowledge */
- }
- break; /* end case USB_EVT_OUT */
-
- case USB_EVT_IN :
- if (SetupPacket.bmRequestType.BM.Dir == REQUEST_DEVICE_TO_HOST) {
- USB_DataInStage(); /* send data */
- } else {
- if (USB_DeviceAddress & 0x80) {
- USB_DeviceAddress &= 0x7F;
- USB_SetAddress(USB_DeviceAddress);
- }
- }
- break; /* end case USB_EVT_IN */
-
- case USB_EVT_OUT_STALL:
- USB_ClrStallEP(0x00);
- break;
-
- case USB_EVT_IN_STALL:
- USB_ClrStallEP(0x80);
- break;
-
- }
-}
git.asbjorn.biz / rapper.git / blobdiff