Robin Mueller
042acc1a23
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377 lines
10 KiB
C++
377 lines
10 KiB
C++
#include "conf.h"
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#include "CoreController.h"
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#include "SdCardManager.h"
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#include "event.h"
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#include "libxiphos.h"
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#include <iostream>
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#include <fstream>
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#include <filesystem>
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xsc::Chip CoreController::CURRENT_CHIP = xsc::Chip::NO_CHIP;
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xsc::Copy CoreController::CURRENT_COPY = xsc::Copy::NO_COPY;
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CoreController::CoreController() {
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sdcMan = new SdCardManager();
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}
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void CoreController::performRebootFileHandling(bool recreateFile) {
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bool sdCardMounted = false;
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if (not recreateFile and doPerformRebootFileHandling) {
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sdCardMounted = sdcMan->isSdCardMounted(sdInfo.pref);
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}
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if ((doPerformRebootFileHandling and sdCardMounted) or recreateFile) {
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using namespace std;
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if (recreateFile) {
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#if OBSW_VERBOSE_LEVEL >= 1
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std::cout << "CoreController::performRebootFileHandling: Recreating reboot file" << std::endl;
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#endif
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}
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std::string path = sdcMan->getCurrentMountPrefix(sdInfo.pref) + REBOOT_FILE;
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if (not std::filesystem::exists(path) or recreateFile) {
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rebootFile.enabled = true;
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rebootFile.img00Cnt = 0;
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rebootFile.img01Cnt = 0;
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rebootFile.img10Cnt = 0;
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rebootFile.img11Cnt = 0;
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rebootFile.lastChip = xsc::Chip::CHIP_0;
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rebootFile.lastCopy = xsc::Copy::COPY_0;
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rebootFile.bootFlag = false;
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rewriteRebootFile(rebootFile);
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} else {
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if (not parseRebootFile(path, rebootFile)) {
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performRebootFileHandling(true);
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}
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}
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if (rebootFile.bootFlag) {
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// Trigger event to inform ground that a reboot was triggered
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uint32_t p1 = rebootFile.lastChip << 16 | rebootFile.lastCopy;
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uint32_t p2 = rebootFile.img00Cnt << 24 | rebootFile.img01Cnt << 16 |
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rebootFile.img10Cnt << 8 | rebootFile.img11Cnt;
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triggerEvent(REBOOT_MECHANISM_TRIGGERED, p1, p2);
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// Clear the boot flag
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rebootFile.bootFlag = false;
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}
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switch (CURRENT_CHIP) {
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case (xsc::CHIP_0): {
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switch (CURRENT_COPY) {
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case (xsc::COPY_0): {
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rebootFile.img00Cnt++;
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break;
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}
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case (xsc::COPY_1): {
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rebootFile.img01Cnt++;
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break;
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}
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default: {
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break;
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}
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}
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break;
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}
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case (xsc::CHIP_1): {
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switch (CURRENT_COPY) {
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case (xsc::COPY_0): {
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rebootFile.img10Cnt++;
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break;
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}
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case (xsc::COPY_1): {
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rebootFile.img11Cnt++;
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break;
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}
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default: {
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break;
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}
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}
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break;
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}
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default: {
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break;
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}
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}
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if (CURRENT_CHIP == xsc::CHIP_0 and CURRENT_COPY == xsc::COPY_0) {
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}
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if (rebootFile.relevantBootCnt > rebootFile.maxCount) {
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// Reboot to other image
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bool doReboot = false;
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determineAndExecuteReboot(rebootFile, doReboot, rebootFile.lastChip, rebootFile.lastCopy);
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if (doReboot) {
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rebootFile.bootFlag = true;
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#if OBSW_VERBOSE_LEVEL >= 1
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std::cout << "Boot counter for image " << CURRENT_CHIP << " " << CURRENT_COPY
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<< "too high. Rebooting to " << rebootFile.lastChip << " " << rebootFile.lastCopy
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<< std::endl;
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#endif
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rewriteRebootFile(rebootFile);
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xsc_boot_copy(static_cast<xsc_libnor_chip_t>(rebootFile.lastChip),
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static_cast<xsc_libnor_copy_t>(rebootFile.lastCopy));
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}
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} else {
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rewriteRebootFile(rebootFile);
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}
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doPerformRebootFileHandling = false;
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}
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}
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void CoreController::determineAndExecuteReboot(RebootFile &rf, bool &needsReboot,
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xsc::Chip &tgtChip, xsc::Copy &tgtCopy) {
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tgtChip = xsc::CHIP_0;
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tgtCopy = xsc::COPY_0;
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needsReboot = false;
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if ((CURRENT_COPY == xsc::COPY_0) and (CURRENT_CHIP == xsc::CHIP_0) and
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(rf.img00Cnt >= rf.maxCount)) {
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needsReboot = true;
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if (rf.img01Cnt >= rf.maxCount) {
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if (rf.img10Cnt >= rf.maxCount) {
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if (rf.img11Cnt >= rf.maxCount) {
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// Can't really do much here. Stay on image
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std::cout << "All reboot counts too high, but already on fallback image" << std::endl;
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return;
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} else {
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tgtChip = xsc::CHIP_1;
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tgtCopy = xsc::COPY_1;
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}
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} else {
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tgtChip = xsc::CHIP_0;
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tgtCopy = xsc::COPY_1;
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}
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} else {
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tgtCopy = xsc::COPY_1;
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}
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}
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if ((CURRENT_COPY == xsc::COPY_0) and (CURRENT_CHIP == xsc::CHIP_1) and
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(rf.img01Cnt >= rf.maxCount)) {
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needsReboot = true;
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if (rf.img00Cnt >= rf.maxCount) {
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if (rf.img10Cnt >= rf.maxCount) {
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if (rf.img11Cnt >= rf.maxCount) {
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// Reboot to fallback image
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} else {
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tgtChip = xsc::CHIP_1;
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tgtCopy = xsc::COPY_1;
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}
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} else {
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tgtChip = xsc::CHIP_1;
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tgtCopy = xsc::COPY_0;
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}
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} else {
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// Reboot on fallback image
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}
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}
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if ((CURRENT_COPY == xsc::COPY_1) and (CURRENT_CHIP == xsc::CHIP_0) and
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(rf.img10Cnt >= rf.maxCount)) {
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needsReboot = true;
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if (rf.img11Cnt >= rf.maxCount) {
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if (rf.img00Cnt >= rf.maxCount) {
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if (rf.img01Cnt >= rf.maxCount) {
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// Reboot to fallback image
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} else {
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tgtChip = xsc::CHIP_0;
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tgtCopy = xsc::COPY_1;
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}
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} else {
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tgtChip = xsc::CHIP_0;
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tgtCopy = xsc::COPY_0;
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}
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} else {
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tgtChip = xsc::CHIP_1;
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tgtCopy = xsc::COPY_1;
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}
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}
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if ((CURRENT_COPY == xsc::COPY_1) and (CURRENT_CHIP == xsc::CHIP_1) and
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(rf.img11Cnt >= rf.maxCount)) {
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needsReboot = true;
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if (rf.img10Cnt >= rf.maxCount) {
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if (rf.img00Cnt >= rf.maxCount) {
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if (rf.img01Cnt >= rf.maxCount) {
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// Reboot to fallback image
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} else {
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tgtChip = xsc::CHIP_0;
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tgtCopy = xsc::COPY_1;
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}
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} else {
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tgtChip = xsc::CHIP_0;
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tgtCopy = xsc::COPY_0;
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}
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} else {
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tgtChip = xsc::CHIP_1;
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tgtCopy = xsc::COPY_0;
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}
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}
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}
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bool CoreController::parseRebootFile(std::string path, RebootFile &rf) {
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using namespace std;
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std::string selfMatch;
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if (CURRENT_CHIP == xsc::CHIP_0) {
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if (CURRENT_COPY == xsc::COPY_0) {
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selfMatch = "00";
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} else {
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selfMatch = "01";
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}
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} else {
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if (CURRENT_COPY == xsc::COPY_0) {
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selfMatch = "10";
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} else {
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selfMatch = "11";
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}
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}
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ifstream file(path);
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string word;
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string line;
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uint8_t lineIdx = 0;
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while (std::getline(file, line)) {
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istringstream iss(line);
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switch (lineIdx) {
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case 0: {
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iss >> word;
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if (word.find("on:") == string::npos) {
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// invalid file
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return false;
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}
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iss >> rf.enabled;
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break;
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}
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case 1: {
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iss >> word;
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if (word.find("maxcnt:") == string::npos) {
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return false;
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}
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iss >> rf.maxCount;
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break;
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}
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case 2: {
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iss >> word;
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if (word.find("img00:") == string::npos) {
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return false;
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}
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iss >> rf.img00Cnt;
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if (word.find(selfMatch) != string::npos) {
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rf.relevantBootCnt = rf.img00Cnt;
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}
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break;
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}
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case 3: {
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iss >> word;
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if (word.find("img01:") == string::npos) {
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return false;
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}
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iss >> rf.img01Cnt;
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if (word.find(selfMatch) != string::npos) {
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rf.relevantBootCnt = rf.img01Cnt;
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}
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break;
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}
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case 4: {
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iss >> word;
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if (word.find("img10:") == string::npos) {
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return false;
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}
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iss >> rf.img10Cnt;
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if (word.find(selfMatch) != string::npos) {
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rf.relevantBootCnt = rf.img10Cnt;
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}
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break;
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}
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case 5: {
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iss >> word;
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if (word.find("img11:") == string::npos) {
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return false;
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}
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iss >> rf.img11Cnt;
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if (word.find(selfMatch) != string::npos) {
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rf.relevantBootCnt = rf.img11Cnt;
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}
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break;
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}
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case 6: {
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iss >> word;
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if (word.find("bootflag:") == string::npos) {
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return false;
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}
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iss >> rf.bootFlag;
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break;
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}
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case 7: {
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iss >> word;
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if (word.find("bootflag:") == string::npos) {
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return false;
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}
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break;
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}
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case 8: {
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iss >> word;
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uint8_t copyRaw = 0;
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uint8_t chipRaw = 0;
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if (word.find("last:") == string::npos) {
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return false;
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}
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iss >> chipRaw;
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if (iss.fail()) {
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return false;
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}
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iss >> copyRaw;
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if (iss.fail()) {
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return false;
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}
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if (chipRaw > 1 or copyRaw > 1) {
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return false;
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}
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rf.lastChip = static_cast<xsc::Chip>(chipRaw);
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rf.lastCopy = static_cast<xsc::Copy>(copyRaw);
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}
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}
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if (iss.fail()) {
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return false;
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}
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lineIdx++;
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}
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if (lineIdx < 8) {
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return false;
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}
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return true;
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}
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void CoreController::resetRebootCount(xsc::Chip tgtChip, xsc::Copy tgtCopy) {
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std::string path = sdcMan->getCurrentMountPrefix(sdInfo.pref) + REBOOT_FILE;
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// Disable the reboot file mechanism
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parseRebootFile(path, rebootFile);
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if (tgtChip == xsc::ALL_CHIP and tgtCopy == xsc::ALL_COPY) {
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rebootFile.img00Cnt = 0;
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rebootFile.img01Cnt = 0;
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rebootFile.img10Cnt = 0;
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rebootFile.img11Cnt = 0;
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} else {
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if (tgtChip == xsc::CHIP_0) {
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if (tgtCopy == xsc::COPY_0) {
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rebootFile.img00Cnt = 0;
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} else {
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rebootFile.img01Cnt = 0;
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}
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} else {
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if (tgtCopy == xsc::COPY_0) {
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rebootFile.img10Cnt = 0;
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} else {
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rebootFile.img11Cnt = 0;
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}
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}
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}
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rewriteRebootFile(rebootFile);
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}
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void CoreController::rewriteRebootFile(RebootFile file) {
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std::string path = sdcMan->getCurrentMountPrefix(sdInfo.pref) + REBOOT_FILE;
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std::ofstream rebootFile(path);
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if (rebootFile.is_open()) {
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// Initiate reboot file first. Reboot handling will be on on initialization
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rebootFile << "on: " << file.enabled << "\nmaxcnt: " << file.maxCount
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<< "\nimg00: " << file.img00Cnt << "\nimg01: " << file.img01Cnt
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<< "\nimg10: " << file.img10Cnt << "\nimg11: " << file.img11Cnt
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<< "\nbootflag: " << file.bootFlag << "\nlast: " << file.lastChip << " "
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<< file.lastCopy << "\n";
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}
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}
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