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From: cvs at opencores.org<cvs@o...>
Date: Wed Feb 7 09:22:50 CET 2007
Subject: [cvs-checkins] MODIFIED: raggedstone ...
Date: 00/07/02 07:09:22

Added: raggedstone/linuxdriver/userland send_to_fpga send_to_fpga.c
Log:
add the linux device driver and userspace app




Revision Changes Path
1.1 raggedstone/linuxdriver/userland/send_to_fpga

http://www.opencores.org/cvsweb.shtml/raggedstone/linuxdriver/userland/send_to_fpga?rev=1.1&content-type=text/x-cvsweb-markup

<<Binary file>>


1.1 raggedstone/linuxdriver/userland/send_to_fpga.c

http://www.opencores.org/cvsweb.shtml/raggedstone/linuxdriver/userland/send_to_fpga.c?rev=1.1&content-type=text/x-cvsweb-markup

Index: send_to_fpga.c
===================================================================
/*
Interface Program for the Linux Driver for Enterpoint's Raggedstone1 FPGA PCI Board
This demo driver allows access to the Board's 7segment displays.

License: GPL
See file "GPL" for details

*/

#include <stdio.h>
#include <fcntl.h> /* open */
#include <stdlib.h> /* exit */
#include <sys/ioctl.h> /* ioctl */
#include <netinet/in.h>

#define MAJOR_NUM 100
#define IOCTL_SETDPY _IOR(MAJOR_NUM, 0, short int)
#define DEVICE_NAME "/dev/fpga"


int ioctl_setdpy(int file_desc, short int data)
{
int ret_val;

ret_val = ioctl(file_desc, IOCTL_SETDPY, data);

if (ret_val < 0)
{
printf ("ioctl_set_msg failed:%d\n", ret_val);
exit(-1);
}
return(0);
}

int main(int argc, char ** argv)
{
int file_desc, ret_val;
char *msg = "Message passed by ioctl\n";
short int val = 0x7733;

file_desc = open(DEVICE_NAME, 0);
if (file_desc < 0)
{
printf ("Can't open device file: %s\n", DEVICE_NAME);
exit(-1);
}

if(argc >= 2 )
{
// sscanf(argv[1], "0x%x", &val);
val = atoi(argv[1]);
// val = htons(val);
}
else
val = htons(val);
ioctl_setdpy(file_desc, val);
close(file_desc);
exit(0);
}