User Manual

GigMAC PMC and PCI Board and Driver Users Manual
C. Issue ioctl command
/* issue ioctl to network driver */
err = ioctl (s, SIOCDEVPRIVATE + subCmd, &ifr);
D. Check and print results
if (err < 0)
{
/* perror (errno); */
usage ();
exit (1);
}
if (subCmd == DM_IOCTL_GET_TRC)
{
print_trace();
}
else
{
if ((subCmd != DM_IOCTL_SET_LOOP_MODE) &&
(subCmd != DM_IOCTL_PROG_EEPROM))
printf ("\n%s\n", myDataBuf);
}
IOCTL COMMAND SUB-TYPES
/* get driver trace buffer */
#define DM_IOCTL_GET_TRC 1
/* get driver statistics */
#define DM_IOCTL_GET_STATS 2
/* get phy registers */
#define DM_IOCTL_GET_PHY_REGS 3
/* get mac registers */
#define DM_IOCTL_GET_MAC_REGS 4
/* set loopback mode */
#define DM_IOCTL_SET_LOOP_MODE 5
Additional arguments:
arg1=0 Disable loopback
arg1=1 Enable loopback
/* read eeprom */
#define DM_IOCTL_READ_EEPROM 6
/* program eeprom */
#define DM_IOCTL_PROG_EEPROM 7
/* get mac address */
#define DM_IOCTL_GET_MAC_ADDR 8
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Version: 2.0 Page: 27