funnyos/arch/sam7s64/dev/sartt.c - diff

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version 1.1, 2007/11/24 20:51:30

version 1.2, 2007/12/16 23:23:16

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#include <arch/sam7s64/dev/sarttvar.h>

#include <arch/sam7s64/dev/at91sam7.h>

#include <arch/sam7s64/dev/saaicvar.h> /* XXX */

#include <libkern/printf.h>

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panic("sartt_sethz: can't calibrate timer: default device not configured\n");

/* program prescaler (which is 2^16/HZ) and enable timer interrupts */

bus_write_4(sarttdd->sr_bhp, (uint32_t)AT91C_RTTC_RTMR, AT91C_RTTC_RTTINCIEN | (32768 / hz));

//bus_write_4(sarttdd->sr_bhp, (uint32_t)AT91C_RTTC_RTMR, AT91C_RTTC_RTTINCIEN | (32768 / hz));

bus_write_4(sarttdd->sr_bhp, (uint32_t)AT91C_RTTC_RTMR, AT91C_RTTC_RTTRST | 32768);

/* enable coresponding interrupt source in AIC */

/* XXX should not be here */

}

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if (sarttdd == NULL)

panic("sartt_getsec: can't get seconds from rtc: default device not configured\n");

/* TODO */

return(bus_read_4(sarttdd->sr_bhp, (uint32_t)AT91C_RTTC_RTVR));

return(0);

}