moved stuff to linux folder

This commit is contained in:
2021-02-14 14:55:33 +01:00
committed by Robin Mueller
parent b5fa151415
commit bb7eb5edec
13 changed files with 26 additions and 15 deletions

8
linux/csp/CMakeLists.txt Normal file
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target_sources(${TARGET_NAME} PUBLIC
CspComIF.cpp
CspCookie.cpp
)

255
linux/csp/CspComIF.cpp Normal file
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#include "CspComIF.h"
#include "CspCookie.h"
#include <fsfw/serviceinterface/ServiceInterfaceStream.h>
#include <csp/drivers/can_socketcan.h>
#include <fsfw/serialize/SerializeAdapter.h>
CspComIF::CspComIF(object_id_t objectId) :
SystemObject(objectId) {
}
CspComIF::~CspComIF() {
}
ReturnValue_t CspComIF::initializeInterface(CookieIF *cookie) {
if(cookie == nullptr) {
return NULLPOINTER;
}
CspCookie* cspCookie = dynamic_cast<CspCookie*>(cookie);
if(cspCookie == nullptr) {
return NULLPOINTER;
}
/* Perform CAN and CSP initialization only once */
if(cspDeviceMap.empty()){
/* Define the memory to allocate for the CSP stack */
int buf_count = 10;
int buf_size = 300;
/* Init CSP and CSP buffer system */
if (csp_init(cspClientAddress) != CSP_ERR_NONE
|| csp_buffer_init(buf_count, buf_size) != CSP_ERR_NONE) {
sif::error << "Failed to init CSP\r\n" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
int promisc = 0; // Set filter mode on
csp_iface_t *csp_if_ptr = &csp_if;
csp_if_ptr = csp_can_socketcan_init(canInterface, bitrate, promisc);
/* Set default route and start router */
uint8_t address = CSP_DEFAULT_ROUTE;
uint8_t netmask = 0;
uint8_t mac = CSP_NODE_MAC;
int result = csp_rtable_set(address, netmask, csp_if_ptr, mac);
if(result != CSP_ERR_NONE){
sif::error << "Failed to add can interface to router table"
<< std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
/* Start the route task */
unsigned int task_stack_size = 500;
unsigned int priority = 0;
result = csp_route_start_task(task_stack_size, priority);
if(result != CSP_ERR_NONE){
sif::error << "Failed to start csp route task" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
}
uint8_t cspAddress = cspCookie->getCspAddress();
uint16_t maxReplyLength = cspCookie->getMaxReplyLength();
if(cspDeviceMap.find(cspAddress) == cspDeviceMap.end()){
/* Insert device information in CSP map */
cspDeviceMap.emplace(cspAddress, vectorBuffer(maxReplyLength));
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t CspComIF::sendMessage(CookieIF *cookie,
const uint8_t * sendData, size_t sendLen) {
int result;
if(cookie == NULL){
return HasReturnvaluesIF::RETURN_FAILED;
}
CspCookie* cspCookie = dynamic_cast<CspCookie*> (cookie);
if(cspCookie == NULL){
return HasReturnvaluesIF::RETURN_FAILED;
}
/* Extract csp port and bytes to query from command buffer */
uint8_t cspPort;
uint16_t querySize;
result = getPortAndQuerySize(&sendData, &sendLen, &cspPort, &querySize);
if(result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
uint8_t cspAddress = cspCookie->getCspAddress();
switch(cspPort) {
case(Ports::CSP_PING): {
initiatePingRequest(cspAddress, querySize);
break;
}
case(Ports::CSP_REBOOT): {
csp_reboot(cspAddress);
break;
}
case(Ports::P60_PORT_GNDWDT_RESET):
case(Ports::P60_PORT_RPARAM): {
/* No CSP fixed port was selected. Send data to the specified port and
* wait for querySize number of bytes */
result = cspTransfer(cspAddress, cspPort, sendData, sendLen,
querySize);
if(result != HasReturnvaluesIF::RETURN_OK){
return HasReturnvaluesIF::RETURN_FAILED;
}
replySize = querySize;
break;
}
default:
sif::error << "CspComIF: Invalid port specified" << std::endl;
break;
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t CspComIF::getSendSuccess(CookieIF *cookie) {
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t CspComIF::requestReceiveMessage(CookieIF *cookie,
size_t requestLen) {
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t CspComIF::readReceivedMessage(CookieIF *cookie,
uint8_t** buffer, size_t* size) {
if(cookie == NULL){
return HasReturnvaluesIF::RETURN_FAILED;
}
CspCookie* cspCookie = dynamic_cast<CspCookie*> (cookie);
if(cspCookie == NULL){
return HasReturnvaluesIF::RETURN_FAILED;
}
uint8_t cspAddress = cspCookie->getCspAddress();
*buffer = cspDeviceMap[cspAddress].data();
*size = replySize;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t CspComIF::cspTransfer(uint8_t cspAddress, uint8_t cspPort,
const uint8_t* cmdBuffer, int cmdLen, uint16_t querySize) {
uint32_t timeout_ms = 1000;
uint16_t bytesRead = 0;
int32_t expectedSize = (int32_t)querySize;
vectorBufferIter iter = cspDeviceMap.find(cspAddress);
if(iter == cspDeviceMap.end()){
sif::error << "CSP device with address " << cspAddress << " no found in"
<< " device map" << std::endl;
}
uint8_t* replyBuffer = iter->second.data();
csp_conn_t * conn = csp_connect(CSP_PRIO_HIGH, cspAddress, cspPort, 0,
CSP_O_NONE);
csp_packet_t* commandPacket = (csp_packet_t*)csp_buffer_get(cmdLen);
if (commandPacket == NULL) {
sif::error << "CspComIF::cspTransfer: Failed to get memory for a csp packet from the csp "
<< "stack" << std::endl;
csp_close(conn);
return RETURN_FAILED;
}
memcpy(commandPacket->data, cmdBuffer, cmdLen);
commandPacket->length = cmdLen;
if (!csp_send(conn, commandPacket, timeout_ms)) {
csp_buffer_free(commandPacket);
sif::error << "CspComIF::cspTransfer: Failed to send csp packet" << std::endl;
csp_close(conn);
return RETURN_FAILED;
}
/* Return when no reply is expected */
if (expectedSize == 0) {
return RETURN_OK;
}
csp_packet_t * reply;
reply = csp_read(conn, timeout_ms);
if (reply == NULL) {
sif::error << "CspComIF::cspTransfer: Failed to read csp packet" << std::endl;
csp_close(conn);
return RETURN_FAILED;
}
memcpy(replyBuffer, reply->data, reply->length);
expectedSize = expectedSize - reply->length;
bytesRead += reply->length;
csp_buffer_free(reply);
while (expectedSize > 0) {
reply = csp_read(conn, timeout_ms);
if (reply == NULL) {
sif::error << "CspComIF::cspTransfer: Failed to read csp packet" << std::endl;
csp_close(conn);
return RETURN_FAILED;
}
if ((reply->length + bytesRead) > iter->second.size()) {
sif::error << "CspComIF::cspTransfer: Reply buffer to short" << std::endl;
csp_buffer_free(reply);
csp_close(conn);
return RETURN_FAILED;
}
memcpy(replyBuffer + bytesRead, reply->data, reply->length);
expectedSize = expectedSize - reply->length;
bytesRead += reply->length;
csp_buffer_free(reply);
}
if(expectedSize != 0){
sif::error << "CspComIF::cspTransfer: Received more bytes than requested" << std::endl;
csp_close(conn);
return RETURN_FAILED;
}
csp_close(conn);
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t CspComIF::getPortAndQuerySize(const uint8_t** sendData,
size_t* sendLen, uint8_t* cspPort, uint16_t* querySize) {
ReturnValue_t result = SerializeAdapter::deSerialize(cspPort, sendData,
sendLen, SerializeIF::Endianness::BIG);
if(result != HasReturnvaluesIF::RETURN_OK){
sif::error << "CspComIF: Failed to deserialize CSP port from command "
<< "buffer" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
SerializeAdapter::deSerialize(querySize, sendData, sendLen,
SerializeIF::Endianness::BIG);
if(result != HasReturnvaluesIF::RETURN_OK){
sif::error << "CspComIF: Failed to deserialize querySize from command "
<< "buffer" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
}
void CspComIF::initiatePingRequest(uint8_t cspAddress, uint16_t querySize){
uint32_t timeout_ms = 500;
uint32_t replyTime = csp_ping(cspAddress, timeout_ms, querySize,
CSP_O_NONE);
sif::info << "Ping address: " << cspAddress << ", reply after "
<< replyTime << " ms" << std::endl;
/* Store reply time in reply buffer * */
uint8_t* replyBuffer = cspDeviceMap[cspAddress].data();
memcpy(replyBuffer, &replyTime, sizeof(replyTime));
replySize = sizeof(replyTime);
}

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linux/csp/CspComIF.h Normal file
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#ifndef BSP_LINUX_COMIF_COOKIES_CSPCOMIF_H_
#define BSP_LINUX_COMIF_COOKIES_CSPCOMIF_H_
#include <fsfw/devicehandlers/DeviceCommunicationIF.h>
#include <fsfw/objectmanager/SystemObject.h>
#include <fsfw/returnvalues/HasReturnvaluesIF.h>
#include <csp/csp.h>
#include <vector>
#include <unordered_map>
/**
* @brief This class serves as the communication interface to devices
* supporting the CSP protocol. As physical layer can0 is used
* in this implementation.
* @author J. Meier
*/
class CspComIF: public DeviceCommunicationIF, public SystemObject {
public:
CspComIF(object_id_t objectId);
virtual ~CspComIF();
ReturnValue_t initializeInterface(CookieIF * cookie) override;
ReturnValue_t sendMessage(CookieIF *cookie, const uint8_t * sendData,
size_t sendLen) override;
ReturnValue_t getSendSuccess(CookieIF *cookie) override;
ReturnValue_t requestReceiveMessage(CookieIF *cookie,
size_t requestLen) override;
ReturnValue_t readReceivedMessage(CookieIF *cookie,
uint8_t **readData, size_t *readLen) override;
private:
/**
* @brief This function initiates the CSP transfer.
*
* @param cspAddress The CSP address of the target device.
* @param cspPort The port of the target device.
* @param timeout The timeout to wait for csp_send and csp_read
* functions. Specifies how long the functions wait
* for a successful operation.
* @param cmdBuffer The data to send.
* @param cmdLen The number of bytes to send.
* @param querySize The size of the requested message.
*/
ReturnValue_t cspTransfer(uint8_t cspAddress, uint8_t cspPort,
const uint8_t* cmdBuffer, int cmdLen, uint16_t querySize);
enum Ports {
CSP_PING = 1,
CSP_REBOOT = 4,
P60_PORT_RPARAM = 7,
P60_PORT_GNDWDT_RESET = 9
};
typedef uint8_t node_t;
using vectorBuffer = std::vector<uint8_t>;
using VectorBufferMap = std::unordered_map<node_t, vectorBuffer>;
using vectorBufferIter = VectorBufferMap::iterator;
/* In this map assigns reply buffers to a CSP device */
VectorBufferMap cspDeviceMap;
uint16_t replySize = 0;
/* This is the CSP address of the OBC. */
node_t cspClientAddress = 1;
/* Interface struct for csp protocol stack */
csp_iface_t csp_if;
char canInterface[5] = "can0";
int bitrate = 1000;
/**
* @brief Function to extract the csp port and the query size from the
* command buffer.
*/
ReturnValue_t getPortAndQuerySize(const uint8_t** sendData, size_t* sendLen,
uint8_t* cspPort, uint16_t* querySize);
/**
* @brief This function initiates the ping request.
*/
void initiatePingRequest(uint8_t cspAddress, uint16_t querySize);
};
#endif /* BSP_LINUX_COMIF_COOKIES_CSPCOMIF_H_ */

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linux/csp/CspCookie.cpp Normal file
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#include "CspCookie.h"
CspCookie::CspCookie(uint16_t maxReplyLength_, uint8_t cspAddress_) :
maxReplyLength(maxReplyLength_), cspAddress(cspAddress_) {
}
CspCookie::~CspCookie() {
}
uint16_t CspCookie::getMaxReplyLength(){
return maxReplyLength;
}
uint8_t CspCookie::getCspAddress(){
return cspAddress;
}

27
linux/csp/CspCookie.h Normal file
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#ifndef BSP_Q7S_COMIF_COOKIES_CSPCOOKIE_H_
#define BSP_Q7S_COMIF_COOKIES_CSPCOOKIE_H_
#include <fsfw/devicehandlers/CookieIF.h>
#include <cstdint>
/**
* @brief This is the cookie for devices supporting the CSP (CubeSat Space
* Protocol).
* @author J. Meier
*/
class CspCookie: public CookieIF {
public:
CspCookie(uint16_t maxReplyLength_, uint8_t cspAddress_);
virtual ~CspCookie();
uint16_t getMaxReplyLength();
uint8_t getCspAddress();
private:
uint16_t maxReplyLength;
uint8_t cspAddress;
};
#endif /* BSP_Q7S_COMIF_COOKIES_CSPCOOKIE_H_ */