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63 lines
1.4 KiB
63 lines
1.4 KiB
bool _rtcmem_status = false;
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void _rtcmemInit() {
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memset((uint32_t*)RTCMEM_ADDR, 0, sizeof(uint32_t) * RTCMEM_BLOCKS);
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Rtcmem->magic = RTCMEM_MAGIC;
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}
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// Treat memory as dirty on cold boot, hardware wdt reset and rst pin
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bool _rtcmemStatus() {
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bool readable;
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switch (systemResetReason()) {
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case REASON_EXT_SYS_RST:
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case REASON_WDT_RST:
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case REASON_DEFAULT_RST:
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readable = false;
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break;
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default:
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readable = true;
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}
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readable = readable and (RTCMEM_MAGIC == Rtcmem->magic);
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return readable;
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}
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#if TERMINAL_SUPPORT
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void _rtcmemInitCommands() {
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terminalRegisterCommand(F("RTCMEM.REINIT"), [](Embedis* e) {
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_rtcmemInit();
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});
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terminalRegisterCommand(F("RTCMEM.TEST"), [](Embedis* e) {
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});
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terminalRegisterCommand(F("RTCMEM.DUMP"), [](Embedis* e) {
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DEBUG_MSG_P(PSTR("[RTCMEM] status:%u blocks:%u addr:0x%p\n"),
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_rtcmemStatus(), RtcmemSize, Rtcmem);
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for (uint8_t block=0; block<RtcmemSize; ++block) {
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DEBUG_MSG_P(PSTR("[RTCMEM] %02u: %u\n"),
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block, reinterpret_cast<volatile uint32_t*>(RTCMEM_ADDR)[block]);
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}
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});
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}
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#endif
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bool rtcmemStatus() {
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return _rtcmem_status;
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}
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void rtcmemSetup() {
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_rtcmem_status = _rtcmemStatus();
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if (!_rtcmem_status) {
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_rtcmemInit();
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}
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#if TERMINAL_SUPPORT
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_rtcmemInitCommands();
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#endif
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}
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