detectors/slsDetectorPackage
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gpio defined checks

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This commit is contained in:
maliakal_d 2021-11-09 10:35:18 +01:00
parent f085b4ca1e
commit 33c86db019
1 changed files with 36 additions and 26 deletions
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62
slsDetectorServers/slsDetectorServer/src/programViaBlackfin.c
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@ -18,6 +18,10 @@
#define CMD_GPIO9_DEFINE "echo 9 > /sys/class/gpio/export" #define CMD_GPIO9_DEFINE "echo 9 > /sys/class/gpio/export"
#define CMD_GPIO3_DEFINE "echo 3 > /sys/class/gpio/export" #define CMD_GPIO3_DEFINE "echo 3 > /sys/class/gpio/export"
#define CMD_GPIO7_EXIST "/sys/class/gpio/gpio7"
#define CMD_GPIO9_EXIST "/sys/class/gpio/gpio9"
#define CMD_GPIO3_EXIST "/sys/class/gpio/gpio3"
#define CMD_GPIO9_DEFINE_OUT "echo out > /sys/class/gpio/gpio9/direction" #define CMD_GPIO9_DEFINE_OUT "echo out > /sys/class/gpio/gpio9/direction"
#define CMD_GPIO3_DEFINE_OUT "echo out > /sys/class/gpio/gpio3/direction" #define CMD_GPIO3_DEFINE_OUT "echo out > /sys/class/gpio/gpio3/direction"
#define CMD_GPIO7_DEFINE_IN "echo in > /sys/class/gpio/gpio7/direction" #define CMD_GPIO7_DEFINE_IN "echo in > /sys/class/gpio/gpio7/direction"
@ -43,7 +47,6 @@ char flashDriveName[FLASH_DRIVE_NAME_SIZE] = {0};
#endif #endif
char messageType[SHORT_STR_LENGTH] = {0}; char messageType[SHORT_STR_LENGTH] = {0};
int gpioDefined = 0;
extern int executeCommand(char *command, char *result, enum TLogLevel level); extern int executeCommand(char *command, char *result, enum TLogLevel level);
@ -67,20 +70,19 @@ int defineGPIOpins(char *mess) {
} }
} }
if (gpioDefined) {
LOG(logDEBUG1, ("gpio pins already defined earlier\n"));
return OK;
}
char retvals[MAX_STR_LENGTH] = {0}; char retvals[MAX_STR_LENGTH] = {0};
// define gpio7 // define gpio7
if (executeCommand(CMD_GPIO7_DEFINE, retvals, logDEBUG1) == FAIL) { if (access(CMD_GPIO7_EXIST, F_OK) != 0) {
snprintf(mess, MAX_STR_LENGTH, if (executeCommand(CMD_GPIO7_DEFINE, retvals, logDEBUG1) == FAIL) {
"Could not define gpio7 pins for fpga (%s)\n", retvals); snprintf(mess, MAX_STR_LENGTH,
LOG(logERROR, (mess)); "Could not define gpio7 pins for fpga (%s)\n", retvals);
return FAIL; LOG(logERROR, (mess));
return FAIL;
}
LOG(logINFO, ("\tgpio7: defined\n"));
} else {
LOG(logINFO, ("\tgpio7: already defined\n"));
} }
LOG(logINFO, ("\tgpio7: defined\n"));
// define gpio7 direction // define gpio7 direction
if (executeCommand(CMD_GPIO7_DEFINE_IN, retvals, logDEBUG1) == FAIL) { if (executeCommand(CMD_GPIO7_DEFINE_IN, retvals, logDEBUG1) == FAIL) {
@ -92,26 +94,34 @@ int defineGPIOpins(char *mess) {
LOG(logINFO, ("\tgpio7: setting intput\n")); LOG(logINFO, ("\tgpio7: setting intput\n"));
// define gpio9 // define gpio9
if (executeCommand(CMD_GPIO9_DEFINE, retvals, logDEBUG1) == FAIL) { if (access(CMD_GPIO9_EXIST, F_OK) != 0) {
snprintf(mess, MAX_STR_LENGTH, if (executeCommand(CMD_GPIO9_DEFINE, retvals, logDEBUG1) == FAIL) {
"Could not define gpio9 pins for fpga (%s)\n", retvals);
LOG(logERROR, (mess));
return FAIL;
}
LOG(logINFO, ("\tgpio9: defined\n"));
// define gpio3 (not chip enable)
if (latestKernelVerified == 1) {
if (executeCommand(CMD_GPIO3_DEFINE, retvals, logDEBUG1) == FAIL) {
snprintf(mess, MAX_STR_LENGTH, snprintf(mess, MAX_STR_LENGTH,
"Could not define gpio3 pins for fpga (%s)\n", retvals); "Could not define gpio9 pins for fpga (%s)\n", retvals);
LOG(logERROR, (mess)); LOG(logERROR, (mess));
return FAIL; return FAIL;
} }
LOG(logINFO, ("\tgpio3: defined\n")); LOG(logINFO, ("\tgpio9: defined\n"));
} else {
LOG(logINFO, ("\tgpio9: already defined\n"));
}
// define gpio3 (not chip enable)
if (latestKernelVerified == 1) {
if (access(CMD_GPIO3_EXIST, F_OK) != 0) {
if (executeCommand(CMD_GPIO3_DEFINE, retvals, logDEBUG1) == FAIL) {
snprintf(mess, MAX_STR_LENGTH,
"Could not define gpio3 pins for fpga (%s)\n",
retvals);
LOG(logERROR, (mess));
return FAIL;
}
LOG(logINFO, ("\tgpio3: defined\n"));
} else {
LOG(logINFO, ("\tgpio3: already defined\n"));
}
} }
gpioDefined = 1;
return OK; return OK;
} }