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Software for White Rabbit PTP Core
Commit cb0bfe80 authored by Aurelio Colosimo's avatar Aurelio Colosimo Committed by Alessandro Rubini
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dev/minic.c: removed infinite loop when frame tx fails 

Signed-off-by: Aurelio Colosimo's avatarAurelio Colosimo <aurelio@aureliocolosimo.it>
parent a569b640
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Showing with 13 additions and 1 deletion
dev/minic.c
View file @ cb0bfe80
......@@ -15,6 +15,7 @@
#include "board.h"
#include "pps_gen.h" /* for pps_gen_get_time() */
#include "minic.h"
#include <syscon.h>
#include <hw/minic_regs.h>
......@@ -292,6 +293,7 @@ int minic_tx_frame(uint8_t * hdr, uint8_t * payload, uint32_t size,
{
uint32_t d_hdr, mcr, nwords;
uint8_t ts_valid;
int i;
minic_new_tx_buffer();
memset((void *)minic.tx_head, 0x0, size + 16);
......@@ -318,7 +320,17 @@ int minic_tx_frame(uint8_t * hdr, uint8_t * payload, uint32_t size,
mcr = minic_readl(MINIC_REG_MCR);
minic_writel(MINIC_REG_MCR, mcr | MINIC_MCR_TX_START);
while ((minic_readl(MINIC_REG_MCR) & MINIC_MCR_TX_IDLE) == 0) ;
i = 0;
do {
mcr = minic_readl(MINIC_REG_MCR);
if (i > 0)
timer_delay(1);
i++;
} while (((mcr & MINIC_MCR_TX_IDLE) == 0) && (i < 1000));
if (i == 1000)
mprintf("Warning: tx not terminated infinite mcr=0x%x\n",mcr);
if (hwts) { /* wait for the timestamp */
uint32_t raw_ts;
......
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