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Reworking of Archos RTC code to create a (slightly) more abstract RTC api

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8216 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Chapman 2005-12-11 00:47:40 +00:00
parent 6ddfac0806
commit 790b365595
3 changed files with 61 additions and 26 deletions
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32
firmware/drivers/rtc.c
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@ -249,4 +249,34 @@ int rtc_read_multiple(unsigned char address, unsigned char *buf, int numbytes)
i2c_end();
return ret;
}
#endif
int rtc_read_datetime(unsigned char* buf) {
int rc;
rc = rtc_read_multiple(1, buf, 7);
/* Adjust weekday */
if(buf[3] == 7)
buf[3]=0;
return rc;
}
int rtc_write_datetime(unsigned char* buf) {
int i;
int rc = 0;
/* Adjust weekday */
if(buf[3] == 0)
buf[3] = 7;
for (i = 0; i < 7 ; i++)
{
rc |= rtc_write(i+1, buf[i]);
}
rc |= rtc_write(8, 0x80); /* Out=1, calibration = 0 */
return rc;
}
#endif /* CONFIG_RTC */