openocd: fix SPDX tag format for files .c
[fw/openocd] / contrib / libdcc / dcc_stdio.c
index 1a7eef40f6be818a0163b10b6179d8d0b812abf5..9ad633b61c3ab54398b0f9c2261a0648ec169353 100644 (file)
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
 /***************************************************************************
  *   Copyright (C) 2008 by Dominic Rath                                    *
  *   Dominic.Rath@gmx.de                                                   *
@@ -5,28 +7,18 @@
  *   spen@spen-soft.co.uk                                                  *
  *   Copyright (C) 2008 by Frederik Kriewtz                                *
  *   frederik@kriewitz.eu                                                  *
- *                                                                         *
- *   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 "dcc_stdio.h"
 
-#if defined(__ARM_ARCH_7M__)
+#define TARGET_REQ_TRACEMSG                                    0x00
+#define TARGET_REQ_DEBUGMSG_ASCII                      0x01
+#define TARGET_REQ_DEBUGMSG_HEXMSG(size)       (0x01 | ((size & 0xff) << 8))
+#define TARGET_REQ_DEBUGCHAR                           0x02
+
+#if defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__) || defined(__ARM_ARCH_6SM__)
 
-/* we use the cortex_m3 DCRDR reg to simulate a arm7_9 dcc channel
+/* we use the System Control Block DCRDR reg to simulate a arm7_9 dcc channel
  * DCRDR[7:0] is used by target for status
  * DCRDR[15:8] is used by target for write buffer
  * DCRDR[23:16] is used for by host for status
 
 #define NVIC_DBG_DATA_R                (*((volatile unsigned short *)0xE000EDF8))
 
-#define TARGET_REQ_TRACEMSG                                    0x00
-#define TARGET_REQ_DEBUGMSG_ASCII                      0x01
-#define TARGET_REQ_DEBUGMSG_HEXMSG(size)       (0x01 | ((size & 0xff) << 8))
-#define TARGET_REQ_DEBUGCHAR                           0x02
-
 #define        BUSY    1
 
 void dbg_write(unsigned long dcc_data)
@@ -56,7 +43,7 @@ void dbg_write(unsigned long dcc_data)
        }
 }
 
-#elif defined(__ARM_ARCH_4T__) || defined(__ARM_ARCH_5TE__)
+#elif defined(__ARM_ARCH_4T__) || defined(__ARM_ARCH_5TE__) || defined(__ARM_ARCH_5T__)
 
 void dbg_write(unsigned long dcc_data)
 {
@@ -99,7 +86,7 @@ void dbg_write_u16(const unsigned short *val, long len)
 
        while (len > 0)
        {
-               dcc_data = val[0] 
+               dcc_data = val[0]
                        | ((len > 1) ? val[1] << 16: 0x0000);
 
                dbg_write(dcc_data);
@@ -145,7 +132,7 @@ void dbg_write_str(const char *msg)
                        | ((len > 2) ? msg[2] << 16 : 0x00)
                        | ((len > 3) ? msg[3] << 24 : 0x00);
                dbg_write(dcc_data);
-               
+
                msg += 4;
                len -= 4;
        }