37 lines
835 B
C
37 lines
835 B
C
#include <stdint.h>
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#include "bsp/soc.h"
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#include "bsp/uart.h"
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struct gps_tracking_regs {
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uint32_t control;
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uint32_t prn;
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uint32_t code_phase;
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uint32_t abs_sample;
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uint32_t status;
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uint32_t doppler;
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uint32_t nav_data[10];
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uint32_t timeout;
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uint32_t nav_solve_timer;
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uint64_t rem_code_phase;
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};
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volatile uint32_t gps_mmio_read32_sink;
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volatile uint64_t gps_mmio_read64_sink;
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volatile double gps_mmio_double_sink;
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int main(void)
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{
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volatile struct gps_tracking_regs *trck =
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(volatile struct gps_tracking_regs *)BSP_GPS_TRCK0_BASE;
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volatile double *double_at_rem_code_phase =
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(volatile double *)&trck->rem_code_phase;
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gps_mmio_read32_sink = trck->status;
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gps_mmio_read64_sink = trck->rem_code_phase;
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gps_mmio_double_sink = *double_at_rem_code_phase;
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bsp_uart_wait_tx_idle();
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return 0;
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}
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