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LibrePilot/flight/PiOS/STM32F10x/pios_usbhook.c

517 lines
17 KiB
C

/**
******************************************************************************
* @addtogroup PIOS PIOS Core hardware abstraction layer
* @{
* @addtogroup PIOS_USBHOOK USB glue code
* @brief Glue between PiOS and STM32 libs
* @{
*
* @file pios_usbhook.c
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @brief Glue between PiOS and STM32 libs
* @see The GNU Public License (GPL) Version 3
*
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "pios.h"
#include "pios_usb.h" /* PIOS_USB_* */
#include "pios_usbhook.h"
#include "pios_usb_defs.h" /* struct usb_* */
#include "pios_usb_hid_pwr.h"
#include "pios_usb_cdc_priv.h" /* PIOS_USB_CDC_* */
#include "pios_usb_board_data.h" /* PIOS_USB_BOARD_* */
static ONE_DESCRIPTOR Device_Descriptor;
void PIOS_USBHOOK_RegisterDevice(const uint8_t * desc, uint16_t desc_size)
{
Device_Descriptor.Descriptor = desc;
Device_Descriptor.Descriptor_Size = desc_size;
}
static ONE_DESCRIPTOR Config_Descriptor;
void PIOS_USBHOOK_RegisterConfig(uint8_t config_id, const uint8_t * desc, uint16_t desc_size)
{
Config_Descriptor.Descriptor = desc;
Config_Descriptor.Descriptor_Size = desc_size;
}
static ONE_DESCRIPTOR String_Descriptor[4];
void PIOS_USBHOOK_RegisterString(enum usb_string_desc string_id, const uint8_t * desc, uint16_t desc_size)
{
if (string_id < NELEMENTS(String_Descriptor)) {
String_Descriptor[string_id].Descriptor = desc;
String_Descriptor[string_id].Descriptor_Size = desc_size;
}
}
static ONE_DESCRIPTOR Hid_Interface_Descriptor;
void PIOS_USBHOOK_RegisterHidInterface(const uint8_t * desc, uint16_t desc_size)
{
Hid_Interface_Descriptor.Descriptor = desc;
Hid_Interface_Descriptor.Descriptor_Size = desc_size;
}
static ONE_DESCRIPTOR Hid_Report_Descriptor;
void PIOS_USBHOOK_RegisterHidReport(const uint8_t * desc, uint16_t desc_size)
{
Hid_Report_Descriptor.Descriptor = desc;
Hid_Report_Descriptor.Descriptor_Size = desc_size;
}
#include "stm32f10x.h" /* __IO */
__IO uint8_t EXTI_Enable;
uint32_t ProtocolValue;
DEVICE Device_Table = {
PIOS_USB_BOARD_EP_NUM,
1
};
static void PIOS_USBHOOK_Init(void);
static void PIOS_USBHOOK_Reset(void);
static void PIOS_USBHOOK_Status_In(void);
static void PIOS_USBHOOK_Status_Out(void);
static RESULT PIOS_USBHOOK_Data_Setup(uint8_t RequestNo);
static RESULT PIOS_USBHOOK_NoData_Setup(uint8_t RequestNo);
static RESULT PIOS_USBHOOK_Get_Interface_Setting(uint8_t Interface, uint8_t AlternateSetting);
static const uint8_t *PIOS_USBHOOK_GetDeviceDescriptor(uint16_t Length);
static const uint8_t *PIOS_USBHOOK_GetConfigDescriptor(uint16_t Length);
static const uint8_t *PIOS_USBHOOK_GetStringDescriptor(uint16_t Length);
DEVICE_PROP Device_Property = {
.Init = PIOS_USBHOOK_Init,
.Reset = PIOS_USBHOOK_Reset,
.Process_Status_IN = PIOS_USBHOOK_Status_In,
.Process_Status_OUT = PIOS_USBHOOK_Status_Out,
.Class_Data_Setup = PIOS_USBHOOK_Data_Setup,
.Class_NoData_Setup = PIOS_USBHOOK_NoData_Setup,
.Class_Get_Interface_Setting = PIOS_USBHOOK_Get_Interface_Setting,
.GetDeviceDescriptor = PIOS_USBHOOK_GetDeviceDescriptor,
.GetConfigDescriptor = PIOS_USBHOOK_GetConfigDescriptor,
.GetStringDescriptor = PIOS_USBHOOK_GetStringDescriptor,
.RxEP_buffer = 0,
.MaxPacketSize = 0x40,
};
static void PIOS_USBHOOK_SetConfiguration(void);
static void PIOS_USBHOOK_SetDeviceAddress(void);
USER_STANDARD_REQUESTS User_Standard_Requests = {
.User_GetConfiguration = NOP_Process,
.User_SetConfiguration = PIOS_USBHOOK_SetConfiguration,
.User_GetInterface = NOP_Process,
.User_SetInterface = NOP_Process,
.User_GetStatus = NOP_Process,
.User_ClearFeature = NOP_Process,
.User_SetEndPointFeature = NOP_Process,
.User_SetDeviceFeature = NOP_Process,
.User_SetDeviceAddress = PIOS_USBHOOK_SetDeviceAddress
};
static RESULT PIOS_USBHOOK_SetProtocol(void);
static const uint8_t *PIOS_USBHOOK_GetProtocolValue(uint16_t Length);
static const uint8_t *PIOS_USBHOOK_GetReportDescriptor(uint16_t Length);
static const uint8_t *PIOS_USBHOOK_GetHIDDescriptor(uint16_t Length);
/*******************************************************************************
* Function Name : PIOS_USBHOOK_Init.
* Description : Custom HID init routine.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
static void PIOS_USBHOOK_Init(void)
{
pInformation->Current_Configuration = 0;
/* Connect the device */
PowerOn();
/* Perform basic device initialization operations */
USB_SIL_Init();
bDeviceState = UNCONNECTED;
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_Reset.
* Description : Custom HID reset routine.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
static void PIOS_USBHOOK_Reset(void)
{
/* Set DEVICE as not configured */
pInformation->Current_Configuration = 0;
pInformation->Current_Interface = 0; /*the default Interface */
/* Current Feature initialization */
pInformation->Current_Feature = 0;
#ifdef STM32F10X_CL
/* EP0 is already configured in DFU_Init() by USB_SIL_Init() function */
/* Init EP1 IN as Interrupt endpoint */
OTG_DEV_EP_Init(EP1_IN, OTG_DEV_EP_TYPE_INT, 2);
/* Init EP1 OUT as Interrupt endpoint */
OTG_DEV_EP_Init(EP1_OUT, OTG_DEV_EP_TYPE_INT, 2);
#else
SetBTABLE(BTABLE_ADDRESS);
/* Initialize Endpoint 0 (Control) */
SetEPType(ENDP0, EP_CONTROL);
SetEPTxAddr(ENDP0, ENDP0_TXADDR);
SetEPTxStatus(ENDP0, EP_TX_STALL);
Clear_Status_Out(ENDP0);
SetEPRxAddr(ENDP0, ENDP0_RXADDR);
SetEPRxCount(ENDP0, Device_Property.MaxPacketSize);
SetEPRxValid(ENDP0);
#if defined(PIOS_INCLUDE_USB_HID)
/* Initialize Endpoint 1 (HID) */
SetEPType(ENDP1, EP_INTERRUPT);
SetEPTxAddr(ENDP1, ENDP1_TXADDR);
SetEPTxCount(ENDP1, PIOS_USB_BOARD_HID_DATA_LENGTH);
SetEPTxStatus(ENDP1, EP_TX_NAK);
SetEPRxAddr(ENDP1, ENDP1_RXADDR);
SetEPRxCount(ENDP1, PIOS_USB_BOARD_HID_DATA_LENGTH);
SetEPRxStatus(ENDP1, EP_RX_VALID);
#endif /* PIOS_INCLUDE_USB_HID */
#if defined(PIOS_INCLUDE_USB_CDC)
/* Initialize Endpoint 2 (CDC Call Control) */
SetEPType(ENDP2, EP_INTERRUPT);
SetEPTxAddr(ENDP2, ENDP2_TXADDR);
SetEPTxStatus(ENDP2, EP_TX_NAK);
SetEPRxAddr(ENDP2, ENDP2_RXADDR);
SetEPRxCount(ENDP2, PIOS_USB_BOARD_CDC_MGMT_LENGTH);
SetEPRxStatus(ENDP2, EP_RX_DIS);
/* Initialize Endpoint 3 (CDC Data) */
SetEPType(ENDP3, EP_BULK);
SetEPTxAddr(ENDP3, ENDP3_TXADDR);
SetEPTxStatus(ENDP3, EP_TX_NAK);
SetEPRxAddr(ENDP3, ENDP3_RXADDR);
SetEPRxCount(ENDP3, PIOS_USB_BOARD_CDC_DATA_LENGTH);
SetEPRxStatus(ENDP3, EP_RX_VALID);
#endif /* PIOS_INCLUDE_USB_CDC */
/* Set this device to response on default address */
SetDeviceAddress(0);
#endif /* STM32F10X_CL */
bDeviceState = ATTACHED;
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_SetConfiguration.
* Description : Update the device state to configured
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
static void PIOS_USBHOOK_SetConfiguration(void)
{
if (pInformation->Current_Configuration != 0) {
/* Device configured */
bDeviceState = CONFIGURED;
}
/* Enable transfers */
PIOS_USB_ChangeConnectionState(pInformation->Current_Configuration != 0);
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_SetConfiguration.
* Description : Update the device state to addressed.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
static void PIOS_USBHOOK_SetDeviceAddress(void)
{
bDeviceState = ADDRESSED;
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_Status_In.
* Description : status IN routine.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
static void PIOS_USBHOOK_Status_In(void)
{
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_Status_Out
* Description : status OUT routine.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
static void PIOS_USBHOOK_Status_Out(void)
{
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_Data_Setup
* Description : Handle the data class specific requests.
* Input : Request Nb.
* Output : None.
* Return : USB_UNSUPPORT or USB_SUCCESS.
*******************************************************************************/
static RESULT PIOS_USBHOOK_Data_Setup(uint8_t RequestNo)
{
const uint8_t *(*CopyRoutine) (uint16_t);
CopyRoutine = NULL;
switch (Type_Recipient) {
case (STANDARD_REQUEST | INTERFACE_RECIPIENT):
switch (pInformation->USBwIndex0) {
case 0: /* HID Interface */
switch (RequestNo) {
case GET_DESCRIPTOR:
switch (pInformation->USBwValue1) {
case USB_DESC_TYPE_REPORT:
CopyRoutine = PIOS_USBHOOK_GetReportDescriptor;
break;
case USB_DESC_TYPE_HID:
CopyRoutine = PIOS_USBHOOK_GetHIDDescriptor;
break;
}
}
}
break;
case (CLASS_REQUEST | INTERFACE_RECIPIENT):
switch (pInformation->USBwIndex0) {
case 0: /* HID Interface */
switch (RequestNo) {
case GET_PROTOCOL:
CopyRoutine = PIOS_USBHOOK_GetProtocolValue;
break;
}
break;
#if defined(PIOS_INCLUDE_USB_CDC)
case 1: /* CDC Call Control Interface */
switch (RequestNo) {
case GET_LINE_CODING:
CopyRoutine = PIOS_USB_CDC_GetLineCoding;
break;
}
break;
case 2: /* CDC Data Interface */
switch (RequestNo) {
case 0:
break;
}
break;
#endif /* PIOS_INCLUDE_USB_CDC */
}
break;
}
if (CopyRoutine == NULL) {
return USB_UNSUPPORT;
}
pInformation->Ctrl_Info.CopyDataIn = CopyRoutine;
pInformation->Ctrl_Info.Usb_wOffset = 0;
(*CopyRoutine) (0);
return USB_SUCCESS;
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_NoData_Setup
* Description : handle the no data class specific requests
* Input : Request Nb.
* Output : None.
* Return : USB_UNSUPPORT or USB_SUCCESS.
*******************************************************************************/
static RESULT PIOS_USBHOOK_NoData_Setup(uint8_t RequestNo)
{
switch (Type_Recipient) {
case (CLASS_REQUEST | INTERFACE_RECIPIENT):
switch (pInformation->USBwIndex0) {
case 0: /* HID */
switch (RequestNo) {
case SET_PROTOCOL:
return PIOS_USBHOOK_SetProtocol();
break;
}
break;
#if defined(PIOS_INCLUDE_USB_CDC)
case 1: /* CDC Call Control Interface */
switch (RequestNo) {
case SET_LINE_CODING:
return PIOS_USB_CDC_SetLineCoding();
break;
case SET_CONTROL_LINE_STATE:
return PIOS_USB_CDC_SetControlLineState();
break;
}
break;
#endif /* PIOS_INCLUDE_USB_CDC */
}
break;
}
return USB_UNSUPPORT;
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_GetDeviceDescriptor.
* Description : Gets the device descriptor.
* Input : Length
* Output : None.
* Return : The address of the device descriptor.
*******************************************************************************/
static const uint8_t *PIOS_USBHOOK_GetDeviceDescriptor(uint16_t Length)
{
return Standard_GetDescriptorData(Length, &Device_Descriptor);
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_GetConfigDescriptor.
* Description : Gets the configuration descriptor.
* Input : Length
* Output : None.
* Return : The address of the configuration descriptor.
*******************************************************************************/
static const uint8_t *PIOS_USBHOOK_GetConfigDescriptor(uint16_t Length)
{
return Standard_GetDescriptorData(Length, &Config_Descriptor);
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_GetStringDescriptor
* Description : Gets the string descriptors according to the needed index
* Input : Length
* Output : None.
* Return : The address of the string descriptors.
*******************************************************************************/
static const uint8_t *PIOS_USBHOOK_GetStringDescriptor(uint16_t Length)
{
uint8_t wValue0 = pInformation->USBwValue0;
if (wValue0 > 4) {
return NULL;
} else {
return Standard_GetDescriptorData(Length, &String_Descriptor[wValue0]);
}
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_GetReportDescriptor.
* Description : Gets the HID report descriptor.
* Input : Length
* Output : None.
* Return : The address of the configuration descriptor.
*******************************************************************************/
static const uint8_t *PIOS_USBHOOK_GetReportDescriptor(uint16_t Length)
{
return Standard_GetDescriptorData(Length, &Hid_Report_Descriptor);
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_GetHIDDescriptor.
* Description : Gets the HID descriptor.
* Input : Length
* Output : None.
* Return : The address of the configuration descriptor.
*******************************************************************************/
static const uint8_t *PIOS_USBHOOK_GetHIDDescriptor(uint16_t Length)
{
return Standard_GetDescriptorData(Length, &Hid_Interface_Descriptor);
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_Get_Interface_Setting.
* Description : tests the interface and the alternate setting according to the
* supported one.
* Input : - Interface : interface number.
* - AlternateSetting : Alternate Setting number.
* Output : None.
* Return : USB_SUCCESS or USB_UNSUPPORT.
*******************************************************************************/
static RESULT PIOS_USBHOOK_Get_Interface_Setting(uint8_t Interface, uint8_t AlternateSetting)
{
if (AlternateSetting > 0) {
return USB_UNSUPPORT;
} else if (Interface > 0) {
return USB_UNSUPPORT;
}
return USB_SUCCESS;
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_SetProtocol
* Description : Set Protocol request routine.
* Input : None.
* Output : None.
* Return : USB SUCCESS.
*******************************************************************************/
static RESULT PIOS_USBHOOK_SetProtocol(void)
{
uint8_t wValue0 = pInformation->USBwValue0;
ProtocolValue = wValue0;
return USB_SUCCESS;
}
/*******************************************************************************
* Function Name : PIOS_USBHOOK_GetProtocolValue
* Description : get the protocol value
* Input : Length.
* Output : None.
* Return : address of the protcol value.
*******************************************************************************/
static const uint8_t *PIOS_USBHOOK_GetProtocolValue(uint16_t Length)
{
if (Length == 0) {
pInformation->Ctrl_Info.Usb_wLength = 1;
return NULL;
} else {
return (uint8_t *) (&ProtocolValue);
}
}
/******************* (C) COPYRIGHT 2010 STMicroelectronics *****END OF FILE****/