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Change get_sfd_timestamp() to static 

We also move the function to a different location so we won't have to provide the prototype separately
This commit is contained in:
George Oikonomou 2016-07-16 17:07:52 +01:00
parent 833dc89f7c
commit 6ef9509dfb
1 changed files with 28 additions and 28 deletions
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56
cpu/cc2538/dev/cc2538-rf.c
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@ -137,7 +137,6 @@ static int8_t rssi;
static uint8_t crc_corr;
void mac_timer_init(void);
uint32_t get_sfd_timestamp(void);
/*---------------------------------------------------------------------------*/
static uint8_t rf_flags;
static uint8_t rf_channel = CC2538_RF_CHANNEL;
@ -380,6 +379,34 @@ set_auto_ack(uint8_t enable)
}
}
/*---------------------------------------------------------------------------*/
static uint32_t
get_sfd_timestamp(void)
{
uint64_t sfd, timer_val, buffer;
REG(RFCORE_SFR_MTMSEL) = (REG(RFCORE_SFR_MTMSEL) & ~RFCORE_SFR_MTMSEL_MTMSEL) | 0x00000000;
REG(RFCORE_SFR_MTCTRL) |= RFCORE_SFR_MTCTRL_LATCH_MODE;
timer_val = REG(RFCORE_SFR_MTM0) & RFCORE_SFR_MTM0_MTM0;
timer_val |= ((REG(RFCORE_SFR_MTM1) & RFCORE_SFR_MTM1_MTM1) << 8);
REG(RFCORE_SFR_MTMSEL) = (REG(RFCORE_SFR_MTMSEL) & ~RFCORE_SFR_MTMSEL_MTMOVFSEL) | 0x00000000;
timer_val |= ((REG(RFCORE_SFR_MTMOVF0) & RFCORE_SFR_MTMOVF0_MTMOVF0) << 16);
timer_val |= ((REG(RFCORE_SFR_MTMOVF1) & RFCORE_SFR_MTMOVF1_MTMOVF1) << 24);
buffer = REG(RFCORE_SFR_MTMOVF2) & RFCORE_SFR_MTMOVF2_MTMOVF2;
timer_val |= (buffer << 32);
REG(RFCORE_SFR_MTMSEL) = (REG(RFCORE_SFR_MTMSEL) & ~RFCORE_SFR_MTMSEL_MTMSEL) | 0x00000001;
REG(RFCORE_SFR_MTCTRL) |= RFCORE_SFR_MTCTRL_LATCH_MODE;
sfd = REG(RFCORE_SFR_MTM0) & RFCORE_SFR_MTM0_MTM0;
sfd |= ((REG(RFCORE_SFR_MTM1) & RFCORE_SFR_MTM1_MTM1) << 8);
REG(RFCORE_SFR_MTMSEL) = (REG(RFCORE_SFR_MTMSEL) & ~RFCORE_SFR_MTMSEL_MTMOVFSEL) | 0x00000010;
sfd |= ((REG(RFCORE_SFR_MTMOVF0) & RFCORE_SFR_MTMOVF0_MTMOVF0) << 16);
sfd |= ((REG(RFCORE_SFR_MTMOVF1) & RFCORE_SFR_MTMOVF1_MTMOVF1) << 24);
buffer = REG(RFCORE_SFR_MTMOVF2) & RFCORE_SFR_MTMOVF2_MTMOVF2;
sfd |= (buffer << 32);
return RTIMER_NOW() - RADIO_TO_RTIMER(timer_val - sfd);
}
/*---------------------------------------------------------------------------*/
/* Netstack API radio driver functions */
/*---------------------------------------------------------------------------*/
static int
@ -1128,33 +1155,6 @@ cc2538_rf_set_promiscous_mode(char p)
set_frame_filtering(p);
}
/*---------------------------------------------------------------------------*/
uint32_t get_sfd_timestamp(void)
{
uint64_t sfd, timer_val, buffer;
REG(RFCORE_SFR_MTMSEL) = (REG(RFCORE_SFR_MTMSEL) & ~RFCORE_SFR_MTMSEL_MTMSEL) | 0x00000000;
REG(RFCORE_SFR_MTCTRL) |= RFCORE_SFR_MTCTRL_LATCH_MODE;
timer_val = REG(RFCORE_SFR_MTM0) & RFCORE_SFR_MTM0_MTM0;
timer_val |= ((REG(RFCORE_SFR_MTM1) & RFCORE_SFR_MTM1_MTM1) << 8);
REG(RFCORE_SFR_MTMSEL) = (REG(RFCORE_SFR_MTMSEL) & ~RFCORE_SFR_MTMSEL_MTMOVFSEL) | 0x00000000;
timer_val |= ((REG(RFCORE_SFR_MTMOVF0) & RFCORE_SFR_MTMOVF0_MTMOVF0) << 16);
timer_val |= ((REG(RFCORE_SFR_MTMOVF1) & RFCORE_SFR_MTMOVF1_MTMOVF1) << 24);
buffer = REG(RFCORE_SFR_MTMOVF2) & RFCORE_SFR_MTMOVF2_MTMOVF2;
timer_val |= (buffer << 32);
REG(RFCORE_SFR_MTMSEL) = (REG(RFCORE_SFR_MTMSEL) & ~RFCORE_SFR_MTMSEL_MTMSEL) | 0x00000001;
REG(RFCORE_SFR_MTCTRL) |= RFCORE_SFR_MTCTRL_LATCH_MODE;
sfd = REG(RFCORE_SFR_MTM0) & RFCORE_SFR_MTM0_MTM0;
sfd |= ((REG(RFCORE_SFR_MTM1) & RFCORE_SFR_MTM1_MTM1) << 8);
REG(RFCORE_SFR_MTMSEL) = (REG(RFCORE_SFR_MTMSEL) & ~RFCORE_SFR_MTMSEL_MTMOVFSEL) | 0x00000010;
sfd |= ((REG(RFCORE_SFR_MTMOVF0) & RFCORE_SFR_MTMOVF0_MTMOVF0) << 16);
sfd |= ((REG(RFCORE_SFR_MTMOVF1) & RFCORE_SFR_MTMOVF1_MTMOVF1) << 24);
buffer = REG(RFCORE_SFR_MTMOVF2) & RFCORE_SFR_MTMOVF2_MTMOVF2;
sfd |= (buffer << 32);
return (RTIMER_NOW() - RADIO_TO_RTIMER(timer_val - sfd));
}
/*---------------------------------------------------------------------------*/
void mac_timer_init(void)
{
CLOCK_STABLE();