add GPL disclaimer to all C files that I wrote

git-svn-id: https://svn.openpcd.org:2342/trunk@195 6dc7ffe9-61d6-0310-9af1-9938baff3ed1

36 files changed, 610 insertions, 33 deletions

diff --git a/firmware/src/dfu/dfu.c b/firmware/src/dfu/dfu.c
index f50b564..763aa04 100644
--- a/firmware/src/dfu/dfu.c
+++ b/firmware/src/dfu/dfu.c
@@ -4,6 +4,20 @@
  * This ought to be compliant to the USB DFU Spec 1.0 as available from
  * http://www.usb.org/developers/devclass_docs/usbdfu10.pdf
  *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  */
 
 #include <errno.h>
diff --git a/firmware/src/dfu/dfu.h b/firmware/src/dfu/dfu.h
index 992a4f2..4b7508f 100644
--- a/firmware/src/dfu/dfu.h
+++ b/firmware/src/dfu/dfu.h
@@ -7,6 +7,20 @@
  * This ought to be compliant to the USB DFU Spec 1.0 as available from
  * http://www.usb.org/developers/devclass_docs/usbdfu10.pdf
  *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ 
  */
 
 #include <sys/types.h>
diff --git a/firmware/src/os/dbgu.c b/firmware/src/os/dbgu.c
index dc1a040..f7c62e3 100644
--- a/firmware/src/os/dbgu.c
+++ b/firmware/src/os/dbgu.c
@@ -1,3 +1,24 @@
+/* AT91SAM7 debug function implementation for OpenPCD
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ * I based this on existing BSD-style licensed code, please see below.
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 /*----------------------------------------------------------------------------
  *         ATMEL Microcontroller Software Support  -  ROUSSET  -
  *----------------------------------------------------------------------------
diff --git a/firmware/src/os/fifo.c b/firmware/src/os/fifo.c
index b0ec152..c30ba10 100644
--- a/firmware/src/os/fifo.c
+++ b/firmware/src/os/fifo.c
@@ -1,4 +1,22 @@
-/* Implementation of a virtual FIFO */
+/* Implementation of a virtual FIFO for OpenPCD
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 
 #include "fifo.h"
 
diff --git a/firmware/src/os/led.c b/firmware/src/os/led.c
index 8c34c6c..30353ac 100644
--- a/firmware/src/os/led.c
+++ b/firmware/src/os/led.c
@@ -1,3 +1,21 @@
+/* LED support code for OpenPCD
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
 
 #include <sys/types.h>
 #include <errno.h>
diff --git a/firmware/src/os/main.c b/firmware/src/os/main.c
index 878fdbf..3e05a7d 100644
--- a/firmware/src/os/main.c
+++ b/firmware/src/os/main.c
@@ -1,3 +1,22 @@
+/* USB Device Firmware for OpenPCD
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 #include <errno.h>
 #include <string.h>
 #include <include/lib_AT91SAM7.h>
diff --git a/firmware/src/os/pcd_enumerate.c b/firmware/src/os/pcd_enumerate.c
index 40bd88e..51f99f0 100644
--- a/firmware/src/os/pcd_enumerate.c
+++ b/firmware/src/os/pcd_enumerate.c
@@ -1,7 +1,20 @@
 /* AT91SAM7 USB interface code for OpenPCD 
- *
  * (C) 2006 by Harald Welte <laforge@gnumonks.org>
  *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  * based on existing AT91SAM7 UDP CDC ACM example code, licensed as followed:
  *----------------------------------------------------------------------------
  *      ATMEL Microcontroller Software Support  -  ROUSSET  -
diff --git a/firmware/src/os/pio_irq.c b/firmware/src/os/pio_irq.c
index 8dae806..dfe818c 100644
--- a/firmware/src/os/pio_irq.c
+++ b/firmware/src/os/pio_irq.c
@@ -1,3 +1,22 @@
+/* PIO IRQ Implementation for OpenPCD
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 #include <errno.h>
 #include <sys/types.h>
 #include <lib_AT91SAM7.h>
diff --git a/firmware/src/os/pit.c b/firmware/src/os/pit.c
index 409faef..5726f06 100644
--- a/firmware/src/os/pit.c
+++ b/firmware/src/os/pit.c
@@ -1,4 +1,21 @@
-
+/* Periodic Interval Timer Implementation for OpenPCD
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
 
 #include <errno.h>
 #include <sys/types.h>
diff --git a/firmware/src/os/pwm.c b/firmware/src/os/pwm.c
index e05699b..5c52ee6 100644
--- a/firmware/src/os/pwm.c
+++ b/firmware/src/os/pwm.c
@@ -1,7 +1,20 @@
 /* AT91SAM7 PWM routines for OpenPCD / OpenPICC
- *
  * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
  *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  */
 
 #include <lib_AT91SAM7.h>
diff --git a/firmware/src/os/req_ctx.c b/firmware/src/os/req_ctx.c
index 99d248b..d118aca 100644
--- a/firmware/src/os/req_ctx.c
+++ b/firmware/src/os/req_ctx.c
@@ -1,3 +1,22 @@
+/* AT91SAM7 USB Request Context for OpenPCD / OpenPICC
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 #include <unistd.h>
 #include <stdlib.h>
 #include <sys/types.h>
diff --git a/firmware/src/os/tc_cdiv.c b/firmware/src/os/tc_cdiv.c
index 6c4024c..2b269fe 100644
--- a/firmware/src/os/tc_cdiv.c
+++ b/firmware/src/os/tc_cdiv.c
@@ -1,6 +1,20 @@
 /* OpenPC TC (Timer / Clock) support code
  * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
  *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  * This idea of this code is to feed the 13.56MHz carrier clock of RC632
  * into TCLK1, which is routed to XC1.  Then configure TC0 to divide this
  * clock by a configurable divider.
diff --git a/firmware/src/os/trigger.c b/firmware/src/os/trigger.c
index b8cedf3..7220e85 100644
--- a/firmware/src/os/trigger.c
+++ b/firmware/src/os/trigger.c
@@ -1,3 +1,22 @@
+/* AT91SAM7 Trigger output routines for OpenPCD / OpenPICC
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 #include <lib_AT91SAM7.h>
 #include <os/trigger.h>
 #include "../openpcd.h"
diff --git a/firmware/src/os/usb_benchmark.c b/firmware/src/os/usb_benchmark.c
index 3637bc3..1f890bf 100644
--- a/firmware/src/os/usb_benchmark.c
+++ b/firmware/src/os/usb_benchmark.c
@@ -1,3 +1,22 @@
+/* AT91SAM7 USB benchmark routines for OpenPCD / OpenPICC
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 #include <errno.h>
 #include <string.h>
 #include <lib_AT91SAM7.h>
diff --git a/firmware/src/os/usb_handler.c b/firmware/src/os/usb_handler.c
index 274353c..6c45e18 100644
--- a/firmware/src/os/usb_handler.c
+++ b/firmware/src/os/usb_handler.c
@@ -1,5 +1,20 @@
 /* OpenPCD USB handler - handle incoming USB requests on OUT pipe
- * (C) 2006 by Harald Welte
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  */
 
 #include <sys/types.h>
diff --git a/firmware/src/os/wdt.c b/firmware/src/os/wdt.c
index d8a2145..579d15d 100644
--- a/firmware/src/os/wdt.c
+++ b/firmware/src/os/wdt.c
@@ -1,5 +1,20 @@
 /* AT91SAM7 Watch Dog Timer code for OpenPCD / OpenPICC
  * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  */
 
 #define WDT_DEBUG
diff --git a/firmware/src/pcd/main_analog.c b/firmware/src/pcd/main_analog.c
index 8ffa1d4..799a98b 100644
--- a/firmware/src/pcd/main_analog.c
+++ b/firmware/src/pcd/main_analog.c
@@ -1,9 +1,27 @@
 /* main_reqa - OpenPCD firmware for generating an endless loop of
  * ISO 14443-A REQA packets.
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
  *
- * If a response is received from the PICC, LED1 (Red) will be switched
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+
+/* If a response is received from the PICC, LED2 (green) will be switched
  * on.  If no valid response has been received within the timeout of the
- * receiver, LED1 (Red) will be switched off.
+ * receiver, LED1 (Red) will be toggled.
  *
  */
 
diff --git a/firmware/src/pcd/main_dumbreader.c b/firmware/src/pcd/main_dumbreader.c
index 1535e27..d5db8a5 100644
--- a/firmware/src/pcd/main_dumbreader.c
+++ b/firmware/src/pcd/main_dumbreader.c
@@ -1,3 +1,22 @@
+/* AT91SAM7 "dumb reader" firmware for OpenPCD
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 #include <errno.h>
 #include <include/lib_AT91SAM7.h>
 #include <include/openpcd.h>
diff --git a/firmware/src/pcd/main_pwm.c b/firmware/src/pcd/main_pwm.c
index 2f92d28..58010ee 100644
--- a/firmware/src/pcd/main_pwm.c
+++ b/firmware/src/pcd/main_pwm.c
@@ -2,6 +2,23 @@
  *	      carrier
  *
  * To use this, you need to connect PIOA P0 with MFIN of the reader.
+ *
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  */
 
 #include <errno.h>
diff --git a/firmware/src/pcd/main_reqa.c b/firmware/src/pcd/main_reqa.c
index e28fdff..9f46569 100644
--- a/firmware/src/pcd/main_reqa.c
+++ b/firmware/src/pcd/main_reqa.c
@@ -6,6 +6,22 @@
  * on.  If no valid response has been received within the timeout of the
  * receiver, LED1 (Red) will be switched off.
  *
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  */
 
 #include <errno.h>
diff --git a/firmware/src/pcd/rc632.c b/firmware/src/pcd/rc632.c
index 5d45955..3a91e8f 100644
--- a/firmware/src/pcd/rc632.c
+++ b/firmware/src/pcd/rc632.c
@@ -6,7 +6,24 @@
  * librfid in order to be able to leverage higher-level code from librfid
  * to this OpenPCD firmware.
  *
- * */
+ * AT91SAM7 PWM routines for OpenPCD / OpenPICC
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
 
 #include <string.h>
 #include <errno.h>
diff --git a/firmware/src/pcd/rc632_highlevel.c b/firmware/src/pcd/rc632_highlevel.c
index b1186ab..34a28c7 100644
--- a/firmware/src/pcd/rc632_highlevel.c
+++ b/firmware/src/pcd/rc632_highlevel.c
@@ -1,13 +1,10 @@
 /* Generic Philips CL RC632 Routines
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
  *
- * (C) Harald Welte <laforge@gnumonks.org>
- *
- */
-
-/*
  *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License version 2 
- *  as published by the Free Software Foundation
+ *  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
@@ -17,8 +14,10 @@
  *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  */
 
+
 #include <sys/types.h>
 #include <string.h>
 #include <errno.h>
diff --git a/firmware/src/pcd/rfid_layer2_iso14443a.c b/firmware/src/pcd/rfid_layer2_iso14443a.c
index 80d9d5f..923f50b 100644
--- a/firmware/src/pcd/rfid_layer2_iso14443a.c
+++ b/firmware/src/pcd/rfid_layer2_iso14443a.c
@@ -1,13 +1,10 @@
 /* ISO 14443-3 A anticollision implementation
+ * (C) 2005-2006 by Harald Welte <laforge@gnumonks.org>
  *
- * (C) 2005 by Harald Welte <laforge@gnumonks.org>
- *
- */
-
-/*
  *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License version 2 
- *  as published by the Free Software Foundation
+ *  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
@@ -17,8 +14,10 @@
  *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  */
 
+
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
diff --git a/firmware/src/picc/adc.c b/firmware/src/picc/adc.c
index 31b3469..c78f89d 100644
--- a/firmware/src/picc/adc.c
+++ b/firmware/src/picc/adc.c
@@ -1,6 +1,20 @@
-/* AT91SAM7 ADC controller routines for OpenPCD / OpenPICC
+/* AT91SAM7 ADC controller routines for OpenPICC
  * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
  *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  */
 
 #include <errno.h>
diff --git a/firmware/src/picc/decoder.c b/firmware/src/picc/decoder.c
index 9f9191a..ab77250 100644
--- a/firmware/src/picc/decoder.c
+++ b/firmware/src/picc/decoder.c
@@ -1,7 +1,24 @@
-/* Decoder Core for OpenPCD / OpenPICC
+/* Decoder Core for OpenPICC
  * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  */
 
+
+
 #include <errno.h>
 #include <sys/types.h>
 #include <picc/decoder.h>
diff --git a/firmware/src/picc/decoder_miller.c b/firmware/src/picc/decoder_miller.c
index 1394a17..cc62672 100644
--- a/firmware/src/picc/decoder_miller.c
+++ b/firmware/src/picc/decoder_miller.c
@@ -1,7 +1,24 @@
 /* 
- * ISO14443A modified Miller decoder
+ * ISO14443A modified Miller decoder for OpenPICC
  * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
  *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+/*
  * 		LSB First	LSB 	hex
  * Sequence X	0010		0100	0x4
  * Sequence Y	0000		0000	0x0
diff --git a/firmware/src/picc/decoder_nrzl.c b/firmware/src/picc/decoder_nrzl.c
index a1b79aa..136a9c8 100644
--- a/firmware/src/picc/decoder_nrzl.c
+++ b/firmware/src/picc/decoder_nrzl.c
@@ -1,6 +1,23 @@
-/* ISO 14443 B Rx (PCD->PICC) implementation
+/* NRZ-L decoder implementation for OpenPICC
  * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
  *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+/*
  * speed(kbps)	106	212	424	848
  * etu		128/fc	64/fc	32/fc	16/fc
  * etu(usec)	9.4	4.7	2.35	1.18
diff --git a/firmware/src/picc/iso14443a_manchester.c b/firmware/src/picc/iso14443a_manchester.c
index aca832c..f9eba1e 100644
--- a/firmware/src/picc/iso14443a_manchester.c
+++ b/firmware/src/picc/iso14443a_manchester.c
@@ -1,7 +1,24 @@
-/* 
- * ISO14443A Manchester encoder
+/* ISO14443A Manchester encoder for OpenPICC
  * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
  *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+
+/*
  * Definitions for 106kBps, at sampling clock 1695kHz
  *
  * 		bit sample pattern for one bit cycle
diff --git a/firmware/src/picc/load_modulation.c b/firmware/src/picc/load_modulation.c
index 65c59d1..576bc74 100644
--- a/firmware/src/picc/load_modulation.c
+++ b/firmware/src/picc/load_modulation.c
@@ -1,3 +1,23 @@
+/* AT91SAM7 PWM routines for OpenPICC
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+
 #include <sys/types.h>
 #include <lib_AT91SAM7.h>
 
diff --git a/firmware/src/picc/main_openpicc.c b/firmware/src/picc/main_openpicc.c
index 312194b..c8d2fd0 100644
--- a/firmware/src/picc/main_openpicc.c
+++ b/firmware/src/picc/main_openpicc.c
@@ -1,3 +1,23 @@
+/* OpenPICC Main Program 
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+
 #include <errno.h>
 #include <include/lib_AT91SAM7.h>
 #include <include/openpcd.h>
diff --git a/firmware/src/picc/pll.c b/firmware/src/picc/pll.c
index bed08ef..f98d171 100644
--- a/firmware/src/picc/pll.c
+++ b/firmware/src/picc/pll.c
@@ -1,3 +1,22 @@
+/* PLL routines for OpenPICC
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 
 #include <sys/types.h>
 #include <lib_AT91SAM7.h>
diff --git a/firmware/src/picc/poti.c b/firmware/src/picc/poti.c
index 2cc8e5c..4c94994 100644
--- a/firmware/src/picc/poti.c
+++ b/firmware/src/picc/poti.c
@@ -1,7 +1,24 @@
 /* SPI Potentiometer AD 7367 Driver for OpenPICC
- * (C) by Harald Welte <hwelte@hmw-consulting.de>
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  */
 
+
+
 #include <sys/types.h>
 #include <lib_AT91SAM7.h>
 #include "../openpcd.h"
diff --git a/firmware/src/picc/ssc_picc.c b/firmware/src/picc/ssc_picc.c
index fac2c62..ea48de5 100644
--- a/firmware/src/picc/ssc_picc.c
+++ b/firmware/src/picc/ssc_picc.c
@@ -1,6 +1,20 @@
-/* AT91SAM7 SSC controller routines for OpenPCD
+/* AT91SAM7 SSC controller routines for OpenPICC
  * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
  *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
  * We use SSC for both TX and RX side.
  *
  * RX side is interconnected with demodulated carrier 
diff --git a/firmware/src/picc/tc_fdt.c b/firmware/src/picc/tc_fdt.c
index 041001d..b5e6a27 100644
--- a/firmware/src/picc/tc_fdt.c
+++ b/firmware/src/picc/tc_fdt.c
@@ -1,7 +1,24 @@
-/* OpenPC TC (Timer / Clock) support code
+/* OpenPICC TC (Timer / Clock) support code
  * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
  *
- * PICC Simulator Side:
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+
+/* PICC Simulator Side:
  * In order to support responding to synchronous frames (REQA/WUPA/ANTICOL),
  * we need a second Timer/Counter (TC2).  This unit is reset by an external
  * event (rising edge of modulation pause PCD->PICC) connected to TIOB2, and
diff --git a/firmware/src/start/Cstartup.S b/firmware/src/start/Cstartup.S
index e7d5714..5ed2712 100644
--- a/firmware/src/start/Cstartup.S
+++ b/firmware/src/start/Cstartup.S
@@ -1,3 +1,22 @@
+/* AT91SAM7 low-level startup outines for OpenPCD / OpenPICC DFU loader
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 /*------------------------------------------------------------------------------
 //*-         ATMEL Microcontroller Software Support  -  ROUSSET  -
 //*------------------------------------------------------------------------------
diff --git a/firmware/src/start/Cstartup_app.S b/firmware/src/start/Cstartup_app.S
index 4a2187a..0fc2bd5 100644
--- a/firmware/src/start/Cstartup_app.S
+++ b/firmware/src/start/Cstartup_app.S
@@ -1,5 +1,22 @@
 /* Cstartup header for the application to be started by at91dfu 
- * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de> */
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 
 //#define DEBUG_LL