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Code Issues Releases Wiki Activity

Add RX/TX dump facility

This commit is contained in:
Raphael Assenat 2015-12-06 15:44:26 -05:00
parent 07a53bee3a
commit 338c29f06c
1 changed files with 19 additions and 10 deletions
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29
gcn64_protocol.c
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@ -24,6 +24,7 @@
#include "gcn64txrx.h"
#undef FORCE_KEYBOARD
#undef TRACE_GCN64
/******** IO port definitions and options **************/
#ifndef STK525
@ -66,7 +67,16 @@ unsigned char gcn64_transaction(const unsigned char *tx, int tx_len, unsigned ch
{
int count;
unsigned char sreg = SREG;
//int i;
#ifdef TRACE_GCN64
int i;
printf("TX[%d] = { ", tx_len);
for (i=0; i<tx_len; i++) {
printf("%02x ", tx[i]);
}
printf("}\r\n");
#endif
#ifdef DISABLE_INTS_DURING_COMM
cli();
@ -74,21 +84,20 @@ unsigned char gcn64_transaction(const unsigned char *tx, int tx_len, unsigned ch
gcn64_sendBytes(tx, tx_len);
count = gcn64_receiveBytes(rx, rx_max);
SREG = sreg;
#if 0
printf("Count: %d { ", count);
for (i=0; i<count; i++) {
printf("%02x ", rx[i]);
}
printf("}\r\n");
#endif
if (!count)
return 0;
if (count == 0xff) {
printf("rx error\n");
return 0;
}
#ifdef TRACE_GCN64
printf("RX[%d] = { ", count);
for (i=0; i<count; i++) {
printf("%02x ", rx[i]);
}
printf("}\r\n");
#endif
/* this delay is required on N64 controllers. Otherwise, after sending
* a rumble-on or rumble-off command (probably init too), the following
* get status fails. This starts to work at 30us. 60us should be safe. */