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authorProjectRevoTPP <projectrevotpp@hotmail.com>2017-08-12 01:26:29 -0400
committerProjectRevoTPP <projectrevotpp@hotmail.com>2017-08-12 01:26:29 -0400
commit1a8fe435e7deabf06029c8e50201136518e3af73 (patch)
tree9746f2f4f4901e81496465da485d0f5c8a647586 /src/rtc.c
parentbb0cad7c072703f5a540e8c22c8e137267331f4d (diff)
split out src/ directory into categorized subdirectories.
Diffstat (limited to 'src/rtc.c')
-rw-r--r--src/rtc.c349
1 files changed, 0 insertions, 349 deletions
diff --git a/src/rtc.c b/src/rtc.c
deleted file mode 100644
index d73f943d2..000000000
--- a/src/rtc.c
+++ /dev/null
@@ -1,349 +0,0 @@
-#include "global.h"
-#include "rtc.h"
-#include "string_util.h"
-#include "text.h"
-
-static u16 sErrorStatus;
-static struct SiiRtcInfo sRtc;
-static u8 sProbeResult;
-static u16 sSavedIme;
-
-struct Time gLocalTime;
-
-static const struct SiiRtcInfo sRtcDummy = {0, MONTH_JAN, 1}; // 2000 Jan 1
-
-static const s32 sNumDaysInMonths[12] =
-{
- 31,
- 28,
- 31,
- 30,
- 31,
- 30,
- 31,
- 31,
- 30,
- 31,
- 30,
- 31,
-};
-
-void RtcDisableInterrupts()
-{
- sSavedIme = REG_IME;
- REG_IME = 0;
-}
-
-void RtcRestoreInterrupts()
-{
- REG_IME = sSavedIme;
-}
-
-u32 ConvertBcdToBinary(u8 bcd)
-{
- if (bcd > 0x9F)
- return 0xFF;
-
- if ((bcd & 0xF) <= 9)
- return (10 * ((bcd >> 4) & 0xF)) + (bcd & 0xF);
- else
- return 0xFF;
-}
-
-bool8 IsLeapYear(u8 year)
-{
- if ((year % 4 == 0 && year % 100 != 0) || (year % 400 == 0))
- return TRUE;
-
- return FALSE;
-}
-
-u16 ConvertDateToDayCount(u8 year, u8 month, u8 day)
-{
- s32 i;
- u16 dayCount = 0;
-
-#ifndef BUGFIX_BERRY
- // The berry glitch was caused by not adding days for the year 2000.
- for (i = year - 1; i > 0; i--)
- {
- dayCount += 365;
-
- if (IsLeapYear(i) == TRUE)
- dayCount++;
- }
-#else
- // The fix was to use "i >= 0" as the condition instead of "i > 0".
- for (i = year - 1; i >= 0; i--)
- {
- dayCount += 365;
-
- if (IsLeapYear(i) == TRUE)
- dayCount++;
- }
-#endif // BUGFIX_BERRY
-
- for (i = 0; i < month - 1; i++)
- dayCount += sNumDaysInMonths[i];
-
- if (month > MONTH_FEB && IsLeapYear(year) == TRUE)
- dayCount++;
-
- dayCount += day;
-
- return dayCount;
-}
-
-u16 RtcGetDayCount(struct SiiRtcInfo *rtc)
-{
- u8 year = ConvertBcdToBinary(rtc->year);
- u8 month = ConvertBcdToBinary(rtc->month);
- u8 day = ConvertBcdToBinary(rtc->day);
- return ConvertDateToDayCount(year, month, day);
-}
-
-void RtcInit()
-{
- sErrorStatus = 0;
-
- RtcDisableInterrupts();
- SiiRtcUnprotect();
- sProbeResult = SiiRtcProbe();
- RtcRestoreInterrupts();
-
- if (!(sProbeResult & 0xF))
- {
- sErrorStatus = RTC_INIT_ERROR;
- return;
- }
-
- if (sProbeResult & 0xF0)
- sErrorStatus = RTC_INIT_WARNING;
- else
- sErrorStatus = 0;
-
- RtcGetRawInfo(&sRtc);
- sErrorStatus = RtcCheckInfo(&sRtc);
-}
-
-u16 RtcGetErrorStatus()
-{
- return sErrorStatus;
-}
-
-void RtcGetInfo(struct SiiRtcInfo *rtc)
-{
- if (sErrorStatus & RTC_ERR_FLAG_MASK)
- *rtc = sRtcDummy;
- else
- RtcGetRawInfo(rtc);
-}
-
-void RtcGetDateTime(struct SiiRtcInfo *rtc)
-{
- RtcDisableInterrupts();
- SiiRtcGetDateTime(rtc);
- RtcRestoreInterrupts();
-}
-
-void RtcGetStatus(struct SiiRtcInfo *rtc)
-{
- RtcDisableInterrupts();
- SiiRtcGetStatus(rtc);
- RtcRestoreInterrupts();
-}
-
-void RtcGetRawInfo(struct SiiRtcInfo *rtc)
-{
- RtcGetStatus(rtc);
- RtcGetDateTime(rtc);
-}
-
-u16 RtcCheckInfo(struct SiiRtcInfo *rtc)
-{
- u16 errorFlags = 0;
- s32 year;
- s32 month;
- s32 value;
-
- if (rtc->status & SIIRTCINFO_POWER)
- errorFlags |= RTC_ERR_POWER_FAILURE;
-
- if (!(rtc->status & SIIRTCINFO_24HOUR))
- errorFlags |= RTC_ERR_12HOUR_CLOCK;
-
- year = ConvertBcdToBinary(rtc->year);
-
- if (year == 0xFF)
- errorFlags |= RTC_ERR_INVALID_YEAR;
-
- month = ConvertBcdToBinary(rtc->month);
-
- if (month == 0xFF || month == 0 || month > 12)
- errorFlags |= RTC_ERR_INVALID_MONTH;
-
- value = ConvertBcdToBinary(rtc->day);
-
- if (value == 0xFF)
- errorFlags |= RTC_ERR_INVALID_DAY;
-
- if (month == MONTH_FEB)
- {
- if (value > IsLeapYear(year) + sNumDaysInMonths[month - 1])
- errorFlags |= RTC_ERR_INVALID_DAY;
- }
- else
- {
- if (value > sNumDaysInMonths[month - 1])
- errorFlags |= RTC_ERR_INVALID_DAY;
- }
-
- value = ConvertBcdToBinary(rtc->hour);
-
- if (value > 24)
- errorFlags |= RTC_ERR_INVALID_HOUR;
-
- value = ConvertBcdToBinary(rtc->minute);
-
- if (value > 60)
- errorFlags |= RTC_ERR_INVALID_MINUTE;
-
- value = ConvertBcdToBinary(rtc->second);
-
- if (value > 60)
- errorFlags |= RTC_ERR_INVALID_SECOND;
-
- return errorFlags;
-}
-
-void RtcReset()
-{
- RtcDisableInterrupts();
- SiiRtcReset();
- RtcRestoreInterrupts();
-}
-
-void FormatDecimalTime(u8 *dest, s32 hour, s32 minute, s32 second)
-{
- dest = ConvertIntToDecimalStringN(dest, hour, STR_CONV_MODE_LEADING_ZEROS, 2);
- *dest++ = CHAR_COLON;
- dest = ConvertIntToDecimalStringN(dest, minute, STR_CONV_MODE_LEADING_ZEROS, 2);
- *dest++ = CHAR_COLON;
- dest = ConvertIntToDecimalStringN(dest, second, STR_CONV_MODE_LEADING_ZEROS, 2);
- *dest = EOS;
-}
-
-void FormatHexTime(u8 *dest, s32 hour, s32 minute, s32 second)
-{
- dest = ConvertIntToHexStringN(dest, hour, STR_CONV_MODE_LEADING_ZEROS, 2);
- *dest++ = CHAR_COLON;
- dest = ConvertIntToHexStringN(dest, minute, STR_CONV_MODE_LEADING_ZEROS, 2);
- *dest++ = CHAR_COLON;
- dest = ConvertIntToHexStringN(dest, second, STR_CONV_MODE_LEADING_ZEROS, 2);
- *dest = EOS;
-}
-
-void FormatHexRtcTime(u8 *dest)
-{
- FormatHexTime(dest, sRtc.hour, sRtc.minute, sRtc.second);
-}
-
-void FormatDecimalDate(u8 *dest, s32 year, s32 month, s32 day)
-{
- dest = ConvertIntToDecimalStringN(dest, year, STR_CONV_MODE_LEADING_ZEROS, 4);
- *dest++ = CHAR_HYPHEN;
- dest = ConvertIntToDecimalStringN(dest, month, STR_CONV_MODE_LEADING_ZEROS, 2);
- *dest++ = CHAR_HYPHEN;
- dest = ConvertIntToDecimalStringN(dest, day, STR_CONV_MODE_LEADING_ZEROS, 2);
- *dest = EOS;
-}
-
-void FormatHexDate(u8 *dest, s32 year, s32 month, s32 day)
-{
- dest = ConvertIntToHexStringN(dest, year, STR_CONV_MODE_LEADING_ZEROS, 4);
- *dest++ = CHAR_HYPHEN;
- dest = ConvertIntToHexStringN(dest, month, STR_CONV_MODE_LEADING_ZEROS, 2);
- *dest++ = CHAR_HYPHEN;
- dest = ConvertIntToHexStringN(dest, day, STR_CONV_MODE_LEADING_ZEROS, 2);
- *dest = EOS;
-}
-
-void RtcCalcTimeDifference(struct SiiRtcInfo *rtc, struct Time *result, struct Time *t)
-{
- u16 days = RtcGetDayCount(rtc);
- result->seconds = ConvertBcdToBinary(rtc->second) - t->seconds;
- result->minutes = ConvertBcdToBinary(rtc->minute) - t->minutes;
- result->hours = ConvertBcdToBinary(rtc->hour) - t->hours;
- result->days = days - t->days;
-
- if (result->seconds < 0)
- {
- result->seconds += 60;
- --result->minutes;
- }
-
- if (result->minutes < 0)
- {
- result->minutes += 60;
- --result->hours;
- }
-
- if (result->hours < 0)
- {
- result->hours += 24;
- --result->days;
- }
-}
-
-void RtcCalcLocalTime()
-{
- RtcGetInfo(&sRtc);
- RtcCalcTimeDifference(&sRtc, &gLocalTime, &gSaveBlock2.localTimeOffset);
-}
-
-void RtcInitLocalTimeOffset(s32 hour, s32 minute)
-{
- RtcCalcLocalTimeOffset(0, hour, minute, 0);
-}
-
-void RtcCalcLocalTimeOffset(s32 days, s32 hours, s32 minutes, s32 seconds)
-{
- gLocalTime.days = days;
- gLocalTime.hours = hours;
- gLocalTime.minutes = minutes;
- gLocalTime.seconds = seconds;
- RtcGetInfo(&sRtc);
- RtcCalcTimeDifference(&sRtc, &gSaveBlock2.localTimeOffset, &gLocalTime);
-}
-
-void CalcTimeDifference(struct Time *result, struct Time *t1, struct Time *t2)
-{
- result->seconds = t2->seconds - t1->seconds;
- result->minutes = t2->minutes - t1->minutes;
- result->hours = t2->hours - t1->hours;
- result->days = t2->days - t1->days;
-
- if (result->seconds < 0)
- {
- result->seconds += 60;
- --result->minutes;
- }
-
- if (result->minutes < 0)
- {
- result->minutes += 60;
- --result->hours;
- }
-
- if (result->hours < 0)
- {
- result->hours += 24;
- --result->days;
- }
-}
-
-u32 RtcGetMinuteCount()
-{
- RtcGetInfo(&sRtc);
- return (24 * 60) * RtcGetDayCount(&sRtc) + 60 * sRtc.hour + sRtc.minute;
-}