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Send current tamestamp upon core start.

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This commit is contained in:
sorgelig
2017-10-31 20:21:08 +08:00
parent b12f5233e4
commit 3dea68116b
2 changed files with 34 additions and 19 deletions
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52
user_io.c
View File

@@ -261,30 +261,44 @@ static void parse_config()
}
//MSM6242B layout
void send_rtc()
void send_rtc(int type)
{
printf("Update RTC\n");
time_t t = time(NULL);
struct tm tm = *localtime(&t);
uint8_t rtc[8];
rtc[0] = (tm.tm_sec % 10) | ((tm.tm_sec / 10) << 4);
rtc[1] = (tm.tm_min % 10) | ((tm.tm_min / 10) << 4);
rtc[2] = (tm.tm_hour % 10) | ((tm.tm_hour / 10) << 4);
rtc[3] = (tm.tm_mday % 10) | ((tm.tm_mday / 10) << 4);
if (type & 1)
{
struct tm tm = *localtime(&t);
rtc[4] = ((tm.tm_mon + 1) % 10) | (((tm.tm_mon + 1) / 10) << 4);
rtc[5] = (tm.tm_year % 10) | (((tm.tm_year / 10) % 10) << 4);
rtc[6] = tm.tm_wday;
rtc[7] = 0x40;
uint8_t rtc[8];
rtc[0] = (tm.tm_sec % 10) | ((tm.tm_sec / 10) << 4);
rtc[1] = (tm.tm_min % 10) | ((tm.tm_min / 10) << 4);
rtc[2] = (tm.tm_hour % 10) | ((tm.tm_hour / 10) << 4);
rtc[3] = (tm.tm_mday % 10) | ((tm.tm_mday / 10) << 4);
spi_uio_cmd_cont(UIO_RTC);
spi_w((rtc[1] << 8) | rtc[0]);
spi_w((rtc[3] << 8) | rtc[2]);
spi_w((rtc[5] << 8) | rtc[4]);
spi_w((rtc[7] << 8) | rtc[6]);
DisableIO();
rtc[4] = ((tm.tm_mon + 1) % 10) | (((tm.tm_mon + 1) / 10) << 4);
rtc[5] = (tm.tm_year % 10) | (((tm.tm_year / 10) % 10) << 4);
rtc[6] = tm.tm_wday;
rtc[7] = 0x40;
spi_uio_cmd_cont(UIO_RTC);
spi_w((rtc[1] << 8) | rtc[0]);
spi_w((rtc[3] << 8) | rtc[2]);
spi_w((rtc[5] << 8) | rtc[4]);
spi_w((rtc[7] << 8) | rtc[6]);
DisableIO();
}
if (type & 2)
{
t += t - mktime(gmtime(&t));
spi_uio_cmd_cont(UIO_TIMESTAMP);
spi_w(t);
spi_w(t >> 16);
DisableIO();
}
}
void user_io_detect_core_type()
@@ -414,7 +428,7 @@ void user_io_detect_core_type()
}
}
send_rtc();
send_rtc(3);
// release reset
user_io_8bit_set_status(0, UIO_STATUS_RESET);
@@ -1020,7 +1034,7 @@ void user_io_poll()
{
// Update once per minute should be enough
rtc_timer = GetTimer(60000);
send_rtc();
send_rtc(1);
}
}

1
user_io.h
View File

@@ -56,6 +56,7 @@
#define UIO_PS2_CTL 0x21 // get PS2 control from supported cores
#define UIO_RTC 0x22 // transmit RTC data to core
#define UIO_GET_VRES 0x23 // get video resolution
#define UIO_TIMESTAMP 0x24 // transmit seconds since Unix epoch
// codes as used by 8bit (atari 800, zx81) via SS2
#define UIO_GET_STATUS 0x50