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introduced uio mapper class

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This commit is contained in:
Jakob Meier
2022-01-24 16:33:22 +01:00
parent 512d339803
commit a07468f7b7
10 changed files with 120 additions and 102 deletions
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137
linux/obc/PapbVcInterface.cpp
View File

@ -1,98 +1,101 @@
#include <linux/obc/PapbVcInterface.h>
#include <fsfw_hal/linux/uio/UioMapper.h>
#include "fsfw/serviceinterface/ServiceInterface.h"
PapbVcInterface::PapbVcInterface(object_id_t objectId, LinuxLibgpioIF* gpioComIF,
gpioId_t papbBusyId, gpioId_t papbEmptyId, uint32_t vcOffset)
: SystemObject(objectId),
gpioComIF(gpioComIF),
papbBusyId(papbBusyId),
papbEmptyId(papbEmptyId),
vcOffset(vcOffset) {}
gpioId_t papbBusyId, gpioId_t papbEmptyId, std::string uioFile, int mapNum) :
SystemObject(objectId), gpioComIF(gpioComIF), papbBusyId(papbBusyId), papbEmptyId(
papbEmptyId), uioFile(uioFile), mapNum(mapNum) {
}
PapbVcInterface::~PapbVcInterface() {}
PapbVcInterface::~PapbVcInterface() {
}
void PapbVcInterface::setRegisterAddress(uint32_t* ptmeBaseAddress) {
vcBaseReg = ptmeBaseAddress + vcOffset;
ReturnValue_t PapbVcInterface::initialize() {
UioMapper uioMapper(uioFile, mapNum);
return uioMapper.getMappedAdress(&vcBaseReg, UioMapper::Permissions::WRITE_ONLY);
}
ReturnValue_t PapbVcInterface::write(const uint8_t* data, size_t size) {
if (pollPapbBusySignal() == RETURN_OK) {
startPacketTransfer();
}
for (size_t idx = 0; idx < size; idx++) {
if (pollPapbBusySignal() == RETURN_OK) {
*(vcBaseReg + DATA_REG_OFFSET) = static_cast<uint32_t>(*(data + idx));
} else {
sif::warning << "PapbVcInterface::write: Only written " << idx << " of " << size << " data"
<< std::endl;
return RETURN_FAILED;
startPacketTransfer();
}
}
if (pollPapbBusySignal() == RETURN_OK) {
endPacketTransfer();
}
return RETURN_OK;
for (size_t idx = 0; idx < size; idx++) {
if (pollPapbBusySignal() == RETURN_OK) {
*(vcBaseReg + DATA_REG_OFFSET) = static_cast<uint32_t>(*(data + idx));
} else {
sif::warning << "PapbVcInterface::write: Only written " << idx << " of " << size
<< " data" << std::endl;
return RETURN_FAILED;
}
}
if (pollPapbBusySignal() == RETURN_OK) {
endPacketTransfer();
}
return RETURN_OK;
}
void PapbVcInterface::startPacketTransfer() { *vcBaseReg = CONFIG_START; }
void PapbVcInterface::startPacketTransfer() {
*vcBaseReg = CONFIG_START;
}
void PapbVcInterface::endPacketTransfer() { *vcBaseReg = CONFIG_END; }
void PapbVcInterface::endPacketTransfer() {
*vcBaseReg = CONFIG_END;
}
ReturnValue_t PapbVcInterface::pollPapbBusySignal() {
int papbBusyState = 0;
ReturnValue_t result = RETURN_OK;
int papbBusyState = 0;
ReturnValue_t result = RETURN_OK;
/** Check if PAPB interface is ready to receive data */
result = gpioComIF->readGpio(papbBusyId, &papbBusyState);
if (result != RETURN_OK) {
sif::warning << "PapbVcInterface::pollPapbBusySignal: Failed to read papb busy signal"
<< std::endl;
return RETURN_FAILED;
}
if (!papbBusyState) {
sif::warning << "PapbVcInterface::pollPapbBusySignal: PAPB busy" << std::endl;
return PAPB_BUSY;
}
/** Check if PAPB interface is ready to receive data */
result = gpioComIF->readGpio(papbBusyId, &papbBusyState);
if (result != RETURN_OK) {
sif::warning << "PapbVcInterface::pollPapbBusySignal: Failed to read papb busy signal"
<< std::endl;
return RETURN_FAILED;
}
if (!papbBusyState) {
sif::warning << "PapbVcInterface::pollPapbBusySignal: PAPB busy" << std::endl;
return PAPB_BUSY;
}
return RETURN_OK;
return RETURN_OK;
}
void PapbVcInterface::isVcInterfaceBufferEmpty() {
ReturnValue_t result = RETURN_OK;
int papbEmptyState = 1;
ReturnValue_t result = RETURN_OK;
int papbEmptyState = 1;
result = gpioComIF->readGpio(papbEmptyId, &papbEmptyState);
result = gpioComIF->readGpio(papbEmptyId, &papbEmptyState);
if (result != RETURN_OK) {
sif::warning << "PapbVcInterface::isVcInterfaceBufferEmpty: Failed to read papb empty signal"
<< std::endl;
if (result != RETURN_OK) {
sif::warning
<< "PapbVcInterface::isVcInterfaceBufferEmpty: Failed to read papb empty signal"
<< std::endl;
return;
}
if (papbEmptyState == 1) {
sif::debug << "PapbVcInterface::isVcInterfaceBufferEmpty: Buffer is empty" << std::endl;
} else {
sif::debug << "PapbVcInterface::isVcInterfaceBufferEmpty: Buffer is not empty" << std::endl;
}
return;
}
if (papbEmptyState == 1) {
sif::debug << "PapbVcInterface::isVcInterfaceBufferEmpty: Buffer is empty" << std::endl;
} else {
sif::debug << "PapbVcInterface::isVcInterfaceBufferEmpty: Buffer is not empty" << std::endl;
}
return;
}
ReturnValue_t PapbVcInterface::sendTestFrame() {
/** Size of one complete transfer frame data field amounts to 1105 bytes */
uint8_t testPacket[1105];
/** Size of one complete transfer frame data field amounts to 1105 bytes */
uint8_t testPacket[1105];
/** Fill one test packet */
for (int idx = 0; idx < 1105; idx++) {
testPacket[idx] = static_cast<uint8_t>(idx & 0xFF);
}
/** Fill one test packet */
for (int idx = 0; idx < 1105; idx++) {
testPacket[idx] = static_cast<uint8_t>(idx & 0xFF);
}
ReturnValue_t result = write(testPacket, 1105);
if (result != RETURN_OK) {
return result;
}
ReturnValue_t result = write(testPacket, 1105);
if (result != RETURN_OK) {
return result;
}
return RETURN_OK;
return RETURN_OK;
}

9
linux/obc/PapbVcInterface.h
View File

@ -27,14 +27,16 @@ class PapbVcInterface : public SystemObject, public VcInterfaceIF, public HasRet
* @param papbEmptyId The ID of the GPIO which is connected to the PAPBEmpty signal of the
* VcInterface IP Core. The signal is high when there are no packets in the
* external buffer memory (BRAM).
* @param uioFile UIO file providing access to the PAPB bus
* @param mapNum Map number of UIO map associated with this virtual channel
*/
PapbVcInterface(object_id_t objectId, LinuxLibgpioIF* gpioComIF, gpioId_t papbBusyId,
gpioId_t papbEmptyId, uint32_t vcOffset);
gpioId_t papbEmptyId, std::string uioFile, int mapNum);
virtual ~PapbVcInterface();
ReturnValue_t write(const uint8_t* data, size_t size) override;
void setRegisterAddress(uint32_t* ptmeBaseAddress) override;
ReturnValue_t initialize() override;
private:
static const uint8_t INTERFACE_ID = CLASS_ID::CCSDS_IP_CORE_BRIDGE;
@ -69,6 +71,9 @@ class PapbVcInterface : public SystemObject, public VcInterfaceIF, public HasRet
/** High when external buffer memory of virtual channel is empty */
gpioId_t papbEmptyId = gpio::NO_GPIO;
std::string uioFile;
int mapNum = 0;
uint32_t* vcBaseReg = nullptr;
uint32_t vcOffset = 0;

7
linux/obc/Ptme.cpp
View File

@ -1,7 +1,7 @@
#include <fcntl.h>
#include <linux/obc/Ptme.h>
#include <sys/mman.h>
#include <unistd.h>
#include "PtmeConfig.h"
#include "fsfw/serviceinterface/ServiceInterface.h"
@ -20,7 +20,8 @@ ReturnValue_t Ptme::initialize() {
* Map uio device in virtual address space
* PROT_WRITE: Map uio device in writable only mode
*/
ptmeBaseAddress = static_cast<uint32_t*>(mmap(NULL, MAP_SIZE, PROT_WRITE, MAP_SHARED, fd, 0));
ptmeBaseAddress = static_cast<uint32_t*>(mmap(NULL, MAP_SIZE, PROT_WRITE, MAP_SHARED, fd,
0 * getpagesize()));
if (ptmeBaseAddress == MAP_FAILED) {
sif::error << "Ptme::initialize: Failed to map uio address" << std::endl;
@ -29,7 +30,7 @@ ReturnValue_t Ptme::initialize() {
VcInterfaceMapIter iter;
for (iter = vcInterfaceMap.begin(); iter != vcInterfaceMap.end(); iter++) {
iter->second->setRegisterAddress(ptmeBaseAddress);
iter->second->initialize();
}
return RETURN_OK;

2
linux/obc/Ptme.h
View File

@ -49,7 +49,7 @@ class Ptme : public PtmeIF, public SystemObject, public HasReturnvaluesIF {
static const int MAP_SIZE = 0x40000;
#else
/** Size of mapped address space */
static const int MAP_SIZE = 0x40000;
static const int MAP_SIZE = 0x1000;
#endif /* BOARD_TE0720 == 1 */
/**

22
linux/obc/PtmeAxiConfig.cpp
View File

@ -1,9 +1,8 @@
#include <fcntl.h>
#include <sys/mman.h>
#include "PtmeAxiConfig.h"
#include "fsfw/serviceinterface/ServiceInterface.h"
#include "fsfw_hal/linux/uio/UioMapper.h"
PtmeAxiConfig::PtmeAxiConfig(object_id_t objectId, std::string configAxiUio) :
PtmeAxiConfig::PtmeAxiConfig(object_id_t objectId, std::string configAxiUio, int mapNum) :
SystemObject(objectId), configAxiUio(configAxiUio) {
mutex = MutexFactory::instance()->createMutex();
if (mutex == nullptr) {
@ -15,18 +14,11 @@ PtmeAxiConfig::~PtmeAxiConfig() {
}
ReturnValue_t PtmeAxiConfig::initialize() {
int fd = open(configAxiUio.c_str(), O_RDWR);
if (fd < 1) {
sif::warning << "PtmeAxiConfig::initialize: Invalid UIO device file" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
baseAddress = static_cast<uint32_t*>(mmap(NULL, MAP_SIZE, PROT_WRITE | PROT_READ, MAP_SHARED,
fd, 0));
if (baseAddress == MAP_FAILED) {
sif::warning << "PtmeAxiConfig::initialize: Failed to map uio address" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
UioMapper uioMapper(configAxiUio, mapNum);
result = uioMapper.getMappedAdress(&baseAddress, UioMapper::Permissions::READ_WRITE);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
return HasReturnvaluesIF::RETURN_OK;
}

6
linux/obc/PtmeAxiConfig.h
View File

@ -16,8 +16,9 @@ public:
/**
* @brief Constructor
* @param configAxiUio Device file of UIO belonging to the AXI configuration interface.
* @param mapNum Number of map belonging to axi configuration interface.
*/
PtmeAxiConfig(object_id_t objectId, std::string configAxiUio);
PtmeAxiConfig(object_id_t objectId, std::string configAxiUio, int mapNum);
virtual ~PtmeAxiConfig();
virtual ReturnValue_t initialize() override;
@ -26,9 +27,10 @@ public:
private:
// Address of register storing the bitrate configuration parameter
static const uint32_t CADU_BITRATE_REG = 0x0;
static const int MAP_SIZE = 0x1000;
std::string configAxiUio;
std::string uioMap;
int mapNum = 0;
MutexIF* mutex = nullptr;
MutexIF::TimeoutType timeoutType = MutexIF::TimeoutType::WAITING;
uint32_t mutexTimeout = 20;

2
linux/obc/VcInterfaceIF.h
View File

@ -24,7 +24,7 @@ class VcInterfaceIF {
*/
virtual ReturnValue_t write(const uint8_t* data, size_t size) = 0;
virtual void setRegisterAddress(uint32_t* ptmeBaseAddress) = 0;
virtual ReturnValue_t initialize() = 0;
};
#endif /* LINUX_OBC_VCINTERFACEIF_H_ */