int
main(void)
{
u2_init();
puts("\nburn_dbsrx_eeprom\n");
hal_set_leds(0, ~0); // all off
int i2c_addr = I2C_ADDR_RX_A;
int dbid = read_dboard_eeprom(i2c_addr);
bool ok;
const char *msg = 0;
switch (dbid){
case -1:
msg = "No RX daughterboard found";
goto bad;
case -2:
msg = "Invalid RX EEPROM contents";
goto bad;
case USRP_DBID_DBS_RX_WITH_CLOCK_MOD:
msg = "RX Daughterboard already reports being a DBS RX w/ CLOCK_MOD";
goto good;
case USRP_DBID_DBS_RX:
// Says it's a DBS_RX, attempt to burn the EEPROM
ok = eeprom_write(i2c_addr, 0,
dbs_rx_rev2_eeprom, sizeof(dbs_rx_rev2_eeprom));
if (ok){
msg = "Successfully programmed db as DBS RX Rev 2.1";
goto good;
}
else {
msg = "Failed to write daugherboard eeprom";
goto bad;
}
default:
msg = "Daughterboard is not a DBS RX; ignored";
goto bad;
}
good:
puts(msg);
hal_set_leds(LED_VALS, LED_MASK);
while (1)
;
bad:
puts(msg);
while(1){
hal_toggle_leds(LED_VALS);
mdelay(50);
}
}
void
buffer_irq_handler(unsigned irq)
{
uint32_t status = buffer_pool_status->status;
if (0){
putstr("irq: ");
puthex32(status);
putchar('\n');
}
if (status & BPS_ERROR_ALL){
// FIXME rare path, handle error conditions
}
if (status & BPS_DONE(DSP_TX_BUF_0)){
bp_clear_buf(DSP_TX_BUF_0);
SEND_CONST_TO_DSP_TX();
hal_toggle_leds(0x1);
}
}