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-rw-r--r--yamdrv/yamcfg.c351
1 files changed, 351 insertions, 0 deletions
diff --git a/yamdrv/yamcfg.c b/yamdrv/yamcfg.c
new file mode 100644
index 0000000..59e2273
--- /dev/null
+++ b/yamdrv/yamcfg.c
@@ -0,0 +1,351 @@
+/*****************************************************************************/
+
+/*
+ * yaminit.c -- YAM radio modem driver setup utility.
+ *
+ * Copyright (C) 1998 Jean-Paul ROUBELAT (jpr@f6fbb.org)
+ * Adapted from sethdlc.c written by Thomas Sailer (sailer@ife.ee.ethz.ch)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Please note that the GPL allows you to use the driver, NOT the radio.
+ * In order to use the radio, you need a license from the communications
+ * authority of your country.
+ *
+ *
+ * History:
+ * 0.0 29.07.98 First draft
+ */
+
+/*****************************************************************************/
+
+/* ---------------------------------------------------------------------- */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include <signal.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <net/if.h>
+#include <netinet/if_ether.h>
+#include <asm/byteorder.h>
+
+#include "yam.h"
+
+static unsigned char bitswap (unsigned char c)
+{
+ unsigned char r = 0;
+ int i;
+
+ for (i = 0; i < 8; i++)
+ {
+ r <<= 1;
+ if (c & 1)
+ r |= 1;
+ c >>= 1;
+ }
+ return r;
+}
+
+static int in2hex (char *ptr)
+{
+ char str[3];
+ int val;
+
+ memcpy (str, ptr, 2);
+ str[2] = '\0';
+
+ sscanf (str, "%x", &val);
+
+ return val;
+}
+
+static int set_mcs (char *name, struct ifreq *ifr, int sock, int bitrate, char *filename)
+{
+ struct yamdrv_ioctl_mcs yammcs;
+ FILE *fptr;
+ int nb, i, type, pos;
+ char buf[256];
+
+ yammcs.bitrate = bitrate;
+
+ fptr = fopen (filename, "r");
+ if (fptr == NULL)
+ {
+ fprintf (stderr, "%s: file %s not found\n", name, filename);
+ return -1;
+ }
+
+ pos = 0;
+
+ while (fgets (buf, sizeof (buf), fptr))
+ {
+ nb = in2hex (buf + 1);
+ type = in2hex (buf + 7);
+
+ if (type != 0)
+ continue;
+
+ for (i = 0; i < nb; i++)
+ {
+ if (pos == YAM_FPGA_SIZE)
+ {
+ fclose (fptr);
+ printf ("fpga bytes are more than %d in %s mcs file\n", YAM_FPGA_SIZE, filename);
+ return -1;
+ }
+ yammcs.bits[pos++] = bitswap (in2hex (buf + 9 + i * 2));
+ }
+ }
+
+ fclose (fptr);
+
+ if (pos != YAM_FPGA_SIZE)
+ {
+ printf ("fpga bytes are not %d in %s mcs file\n", YAM_FPGA_SIZE, filename);
+ return -1;
+ }
+
+ ifr->ifr_data = (caddr_t) & yammcs;
+ yammcs.cmd = SIOCYAMSMCS;
+
+ if (ioctl (sock, SIOCDEVPRIVATE, ifr) == -1)
+ {
+ fprintf (stderr, "%s: Error %s (%i), cannot ioctl SIOCYAMSMCS on %s\n",
+ name, strerror (errno), errno, ifr->ifr_name);
+ return -1;
+ }
+
+ printf ("mcs file %s loaded for bitrate %d\n\n", filename, yammcs.bitrate);
+
+ return 0;
+}
+
+static int set_params (char *name, struct ifreq *ifr, int sock, int ac, char **av, unsigned *pmask)
+{
+ int len;
+ int bitrate = 0;
+ char *filename = NULL;
+ struct yamdrv_ioctl_cfg yamctl;
+
+ printf ("\n");
+
+ yamctl.cfg.mask = 0;
+
+ while (ac >= 2)
+ {
+ len = strlen (av[0]);
+ if (!strncasecmp (av[0], "iobase", len))
+ {
+ yamctl.cfg.iobase = strtoul (av[1], NULL, 0);
+ yamctl.cfg.mask |= YAM_IOBASE;
+ }
+ else if (!strncasecmp (av[0], "irq", len))
+ {
+ yamctl.cfg.irq = strtoul (av[1], NULL, 0);
+ yamctl.cfg.mask |= YAM_IRQ;
+ }
+ else if (!strncasecmp (av[0], "bitrate", len))
+ {
+ yamctl.cfg.bitrate = strtoul (av[1], NULL, 0);
+ yamctl.cfg.mask |= YAM_BITRATE;
+ }
+ else if (!strncasecmp (av[0], "baudrate", len))
+ {
+ yamctl.cfg.baudrate = strtoul (av[1], NULL, 0);
+ yamctl.cfg.mask |= YAM_BAUDRATE;
+ }
+ else if (!strncasecmp (av[0], "duplex", len))
+ {
+ yamctl.cfg.mode = strtoul (av[1], NULL, 0);
+ yamctl.cfg.mask |= YAM_MODE;
+ }
+ else if (!strncasecmp (av[0], "hold", len))
+ {
+ yamctl.cfg.holddly = strtoul (av[1], NULL, 0);
+ yamctl.cfg.mask |= YAM_HOLDDLY;
+ }
+ else if (!strncasecmp (av[0], "txdelay", len))
+ {
+ yamctl.cfg.txdelay = strtoul (av[1], NULL, 0);
+ yamctl.cfg.mask |= YAM_TXDELAY;
+ }
+ else if (!strncasecmp (av[0], "txtail", len))
+ {
+ yamctl.cfg.txtail = strtoul (av[1], NULL, 0);
+ yamctl.cfg.mask |= YAM_TXTAIL;
+ }
+ else if (!strncasecmp (av[0], "slottime", len))
+ {
+ yamctl.cfg.slottime = strtoul (av[1], NULL, 0);
+ yamctl.cfg.mask |= YAM_SLOTTIME;
+ }
+ else if (!strncasecmp (av[0], "persist", len))
+ {
+ yamctl.cfg.persist = strtoul (av[1], NULL, 0);
+ yamctl.cfg.mask |= YAM_PERSIST;
+ }
+ else if (!strncasecmp (av[0], "load", len))
+ {
+ if (ac < 3)
+ break;
+ bitrate = strtoul (av[1], NULL, 0);
+ filename = av[2];
+ av += 1;
+ ac -= 1;
+ }
+ else
+ {
+ fprintf (stderr, "%s: invalid parameter type '%s'\n",
+ name, av[0]);
+ }
+ av += 2;
+ ac -= 2;
+ }
+ if (ac > 0)
+ fprintf (stderr, "%s: orphaned parameter type '%s', no data\n",
+ name, av[0]);
+
+ if (yamctl.cfg.mask)
+ {
+ ifr->ifr_data = (caddr_t) & yamctl;
+ yamctl.cmd = SIOCYAMSCFG;
+ *pmask = yamctl.cfg.mask;
+
+ if (ioctl (sock, SIOCDEVPRIVATE, ifr) == -1)
+ {
+ fprintf (stderr, "%s: Error %s (%i), cannot ioctl SIOCYAMSCFG on %s\n",
+ name, strerror (errno), errno, ifr->ifr_name);
+ return -1;
+ }
+ }
+
+ if (filename)
+ return set_mcs (name, ifr, sock, bitrate, filename);
+
+ return 0;
+}
+
+#define is_mask(m, n) (m & n) ? '*' : ' '
+static void get_params (char *name, struct ifreq *ifr, int sock, unsigned mask)
+{
+ char *dup;
+ struct yamdrv_ioctl_cfg yamctl;
+
+ ifr->ifr_data = (caddr_t) & yamctl;
+ yamctl.cmd = SIOCYAMGCFG;
+
+ if (ioctl (sock, SIOCDEVPRIVATE, ifr) == -1)
+ {
+ fprintf (stderr, "%s: Error %s (%i), cannot ioctl SIOCYAMGCFG on %s\n",
+ name, strerror (errno), errno, ifr->ifr_name);
+ return;
+ }
+
+ switch (yamctl.cfg.mode)
+ {
+ case 0:
+ dup = "off";
+ break;
+ case 1:
+ dup = "on";
+ break;
+ case 2:
+ dup = "on+delay";
+ break;
+ default:
+ dup = "";
+ break;
+ }
+
+ printf ("Device : %s\n", ifr->ifr_name);
+ printf ("iobase :%c%04x\n", is_mask (mask, YAM_IOBASE), yamctl.cfg.iobase);
+ printf ("bitrate :%c%u (bps)\n", is_mask (mask, YAM_BITRATE), yamctl.cfg.bitrate);
+ printf ("irq :%c%u\n", is_mask (mask, YAM_IRQ), yamctl.cfg.irq);
+ printf ("baudrate :%c%u (bps)\n", is_mask (mask, YAM_BAUDRATE), yamctl.cfg.baudrate);
+ printf ("fulldup :%c%s\n", is_mask (mask, YAM_MODE), dup);
+ if (yamctl.cfg.mode == 2)
+ printf ("holddelay :%c%-3u (sec)\n", is_mask (mask, YAM_HOLDDLY), yamctl.cfg.holddly);
+ printf ("txdelay :%c%-3u (ms)\n", is_mask (mask, YAM_TXDELAY), yamctl.cfg.txdelay);
+ printf ("txtail :%c%-3u (ms)\n", is_mask (mask, YAM_TXTAIL), yamctl.cfg.txtail);
+ printf ("slottime :%c%-3u (ms)\n", is_mask (mask, YAM_SLOTTIME), yamctl.cfg.slottime);
+ printf ("persist :%c%u\n", is_mask (mask, YAM_PERSIST), yamctl.cfg.persist);
+ printf ("\n");
+}
+
+static const char *usage_str =
+"[-h] yamif\n"
+" [iobase <iobase>] [irq <irq>] [bitrate <bitrate>] [baudrate <baudrate>]\n"
+" [duplex <mode>] [hold <delay>] [txdelay <txdelay>]\n"
+" [txtail <txtail>] [slottime <slottime>] [persist <persistence>]\n"
+" [load <bitrate> <filename.mcs>]\n"
+" yamif: the name of the yam kernel driver interface (yam0)\n"
+" -h: this help\n\n";
+
+int main (int argc, char *argv[])
+{
+ char name[256] = "yam0";
+ struct ifreq ifr;
+ int sock;
+ unsigned int mask;
+
+ printf ("\n%s: Version 0.1 (C) 1998 by Jean-Paul ROUBELAT - F6FBB\n", *argv);
+
+ if ((argc < 2) || (strcasecmp (argv[1], "-h") == 0))
+ {
+ printf ("usage: %s %s", *argv, usage_str);
+ return 1;
+ }
+
+ strcpy (name, argv[1]);
+
+ if ((sock = socket (PF_INET, SOCK_PACKET, htons (ETH_P_AX25))) < 0)
+ {
+ fprintf (stderr, "%s: Error %s (%i), cannot open %s\n",
+ argv[0], strerror (errno), errno, name);
+ return 2;
+ }
+
+ strcpy (ifr.ifr_name, name);
+ if (ioctl (sock, SIOCGIFFLAGS, &ifr) < 0)
+ {
+ fprintf (stderr, "%s: Error %s (%i), cannot ioctl %s\n",
+ argv[0], strerror (errno), errno, name);
+ close (sock);
+ return 3;
+ }
+
+ mask = 0;
+
+ if (set_params (argv[0], &ifr, sock, argc - 2, argv + 2, &mask) == -1)
+ {
+ close (sock);
+ return 4;
+ }
+
+ get_params (argv[0], &ifr, sock, mask);
+
+ close (sock);
+
+ return 0;
+}
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