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[wpiutil] Timestamp: Report errors on Rio HMB init failure (#5974)

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This commit is contained in:
Peter Johnson
2023-11-29 10:10:07 -08:00
committed by GitHub
parent 7bc89c4322
commit b0719942f0
1 changed files with 6 additions and 3 deletions
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9
wpiutil/src/main/native/cpp/timestamp.cpp
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@@ -66,6 +66,7 @@ struct HMBHolder {
hmb.reset(fpga::tHMB::create(&status));
niFpga = dlopen("libNiFpga.so", RTLD_LAZY);
if (!niFpga) {
fmt::print(stderr, "Could not open libNiFpga.so\n");
hmb = nullptr;
return;
}
@@ -74,6 +75,7 @@ struct HMBHolder {
closeHmb = reinterpret_cast<NiFpga_CloseHmbFunc>(
dlsym(niFpga, "NiFpgaDll_CloseHmb"));
if (openHmb == nullptr || closeHmb == nullptr) {
fmt::print(stderr, "Could not find HMB symbols in libNiFpga.so\n");
closeHmb = nullptr;
dlclose(niFpga);
hmb = nullptr;
@@ -84,6 +86,7 @@ struct HMBHolder {
openHmb(hmb->getSystemInterface()->getHandle(), hmbName, &hmbBufferSize,
reinterpret_cast<void**>(const_cast<uint32_t**>(&hmbBuffer)));
if (status != 0) {
fmt::print(stderr, "Failed to open HMB, status code {}\n", status);
closeHmb = nullptr;
dlclose(niFpga);
hmb = nullptr;
@@ -211,9 +214,9 @@ uint64_t wpi::Now() {
#ifdef __FRC_ROBORIO__
// Same code as HAL_GetFPGATime()
if (!hmbInitialized.test()) {
std::fputs(
"FPGA not yet configured in wpi::Now(). Time will not be correct",
stderr);
fmt::print(
stderr,
"FPGA not yet configured in wpi::Now(). Time will not be correct.\n");
std::fflush(stderr);
return 1;
}