[Discuss-gnuradio] Re: firmware, did anyone verify hook_fgv ?

2007-12-03 Thread Michele Bavaro
vector_idx = vector_number - FGV_MIN; t = EA; EA = 0; _fifo_gpif_autovector[vector_idx] = LJMP_OPCODE; _fifo_gpif_autovector[vector_idx + 1] = addr >> 8; _fifo_gpif_autovector[vector_idx + 2] = addr & 0xff; EA = t; } /* end */ Comments? Michele On 27/11/2007, Mi

[Discuss-gnuradio] firmware, did anyone verify hook_fgv ?

2007-11-27 Thread Michele Bavaro
Dear all, I modified a little the firmware of a usrp-based device. I wanted to check the buffer overrun event on the BULK IN EP2 FIFO, but the interrupt autovectoring mechanism doesn't work. The following code static void isr_EP2FULLFLAG (void) interrupt { clear_fifo_gpif_irq (); IOD ^= 0x01