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This commit is contained in:
Philippe Teuwen 2019-03-10 00:00:59 +01:00
commit 0373696662
483 changed files with 56514 additions and 52451 deletions
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19
armsrc/hfsnoop.c
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@ -11,22 +11,23 @@ static void RAMFUNC optimizedSnoop(void)
int n = BigBuf_max_traceLen() / sizeof(uint16_t); // take all memory
uint16_t *dest = (uint16_t *)BigBuf_get_addr();
uint16_t *destend = dest + n-1;
uint16_t *destend = dest + n - 1;
// Reading data loop
while(dest <= destend) {
if(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
while (dest <= destend) {
if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
*dest = (uint16_t)(AT91C_BASE_SSC->SSC_RHR);
dest++;
}
}
//setting tracelen - important! it was set by buffer overflow before
set_tracelen( BigBuf_max_traceLen());
set_tracelen(BigBuf_max_traceLen());
}
void HfSnoop(int samplesToSkip, int triggersToSkip)
{
BigBuf_free(); BigBuf_Clear();
BigBuf_free();
BigBuf_Clear();
Dbprintf("Skipping first %d sample pairs, Skipping %d triggers.\n", samplesToSkip, triggersToSkip);
int trigger_cnt = 0;
@ -47,7 +48,7 @@ void HfSnoop(int samplesToSkip, int triggersToSkip)
SpinDelay(100);
uint16_t r = 0;
while (!BUTTON_PRESS() && !usb_poll_validate_length() ) {
while (!BUTTON_PRESS() && !usb_poll_validate_length()) {
WDT_HIT();
if (AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
@ -55,16 +56,16 @@ void HfSnoop(int samplesToSkip, int triggersToSkip)
r = MAX(r & 0xff, r >> 8);
if (r >= 180) { // 0xB4 ??
if (++trigger_cnt > triggersToSkip)
break;
break;
}
}
}
if (!BUTTON_PRESS()) {
int waitcount = samplesToSkip; // lets wait 40000 ticks of pck0
while(waitcount != 0) {
while (waitcount != 0) {
if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY))
if (AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY))
waitcount--;
}
optimizedSnoop();