diff options
Diffstat (limited to 'Source/portable/GCC/ColdFire_V2/portasm.S')
| -rw-r--r-- | Source/portable/GCC/ColdFire_V2/portasm.S | 59 |
1 files changed, 54 insertions, 5 deletions
diff --git a/Source/portable/GCC/ColdFire_V2/portasm.S b/Source/portable/GCC/ColdFire_V2/portasm.S index 7229c52c..b19ab8b8 100644 --- a/Source/portable/GCC/ColdFire_V2/portasm.S +++ b/Source/portable/GCC/ColdFire_V2/portasm.S @@ -1,11 +1,59 @@ +/*
+ FreeRTOS.org V5.0.3 - Copyright (C) 2003-2008 Richard Barry.
+
+ This file is part of the FreeRTOS.org distribution.
+
+ FreeRTOS.org 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.
+
+ FreeRTOS.org 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 FreeRTOS.org; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+ A special exception to the GPL can be applied should you wish to distribute
+ a combined work that includes FreeRTOS.org, without being obliged to provide
+ the source code for any proprietary components. See the licensing section
+ of http://www.FreeRTOS.org for full details of how and when the exception
+ can be applied.
+
+ ***************************************************************************
+ ***************************************************************************
+ * *
+ * SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, *
+ * and even write all or part of your application on your behalf. *
+ * See http://www.OpenRTOS.com for details of the services we provide to *
+ * expedite your project. *
+ * *
+ ***************************************************************************
+ ***************************************************************************
+
+ Please ensure to read the configuration and relevant port sections of the
+ online documentation.
+
+ http://www.FreeRTOS.org - Documentation, latest information, license and
+ contact details.
+
+ http://www.SafeRTOS.com - A version that is certified for use in safety
+ critical systems.
+
+ http://www.OpenRTOS.com - Commercial support, development, porting,
+ licensing and training services.
+*/
/*
- * File: mcf5xxx.s
* Purpose: Lowest level routines for all ColdFire processors.
*
* Notes:
- *
- * Function copied from mcf5xxx.S provided by FreeScale.
+ *
+ * ulPortSetIPL() and mcf5xxx_wr_cacr() copied with permission from FreeScale
+ * supplied source files.
*/
.global ulPortSetIPL
@@ -25,6 +73,7 @@ .endm
.macro portRESTORE_CONTEXT
+
move.l pxCurrentTCB, %a0
move.l (%a0), %sp
movem.l (%sp), %d0-%fp
@@ -55,7 +104,7 @@ ulPortSetIPL: lsr.l #8,D0 /* IPL */
move.l 8(A6),D6 /* get argument */
- andi.l #0x07,D6 /* least significant three bits */
+ andi.l #0x07,D6 /* least significant three bits */
lsl.l #8,D6 /* move over to make mask */
andi.l #0x0000F8FF,D7 /* zero out current IPL */
@@ -70,7 +119,7 @@ ulPortSetIPL: mcf5xxx_wr_cacr:
move.l 4(sp),d0
- .long 0x4e7b0002 /* movec d0,cacr */
+ .long 0x4e7b0002 /* movec d0,cacr */
nop
rts
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