Cross compiler interrupt service routine compatibility definitions for MSP430 based platforms based on isr_compat.h by Steve Underwood.

2012-03-07 01:14:54 +01:00 · 2012-03-07 01:14:54 +01:00 · 684c3edfa6
commit 684c3edfa6
parent 7eac4393c2
31 changed files with 157 additions and 182 deletions
--- a/cpu/msp430/isr_compat.h
+++ b/cpu/msp430/isr_compat.h
@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2005 Steve Underwood
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS `AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ */
+
+#ifndef _ISR_COMPAT_H_
+#define _ISR_COMPAT_H_
+
+/* Cross compiler interrupt service routine compatibility definitions */
+/* This code currently allows for:
+        MSPGCC - the GNU tools for the MSP430
+        Quadravox AQ430
+        IAR Version 1 (old syntax)
+        IAR Versions 2, 3, 4, 5 (new syntax)
+        Rowley Crossworks
+        Code Composer Essentials
+
+   These macros allow us to define interrupt routines for all
+   compilers with a common syntax:
+
+    ISR(<interrupt>, <routine name>)
+    {
+    }
+
+   e.g.
+
+    ISR(ADC12, adc_service_routine)
+    {
+        ADC12CTL0 &= ~ENC;
+        ADC12CTL0 |= ENC;
+    }
+*/
+
+/* 2012-03-02: minor update to support IAR version 4 and 5 */
+
+/* A tricky #define to stringify _Pragma parameters */
+#define __PRAGMA__(x) _Pragma(#x)
+
+#if defined(__GNUC__)  &&  defined(__MSP430__)
+    /* This is the MSPGCC compiler */
+#define ISR(a,b) interrupt(a ## _VECTOR) b(void)
+#elif defined(__AQCOMPILER__)
+    /* This is the Quadravox compiler */
+#define ISR(a,b) void _INTERRUPT[a ## _VECTOR] b(void)
+#elif defined(__IAR_SYSTEMS_ICC__)  &&  (((__TID__ >> 8) & 0x7f) == 43)  &&  (__VER__ < 200)
+    /* This is V1.xx of the IAR compiler. */
+#define ISR(a,b) interrupt[a ## _VECTOR] void b(void)
+#elif defined(__IAR_SYSTEMS_ICC__)  &&  (((__TID__ >> 8) & 0x7f) == 43)  &&  (__VER__ < 600)
+    /* This is V2.xx, V3.xx, V4.xx, V5.xx of the IAR compiler. */
+#define ISR(a,b) \
+__PRAGMA__(vector=a ##_VECTOR) \
+__interrupt void b(void)
+#elif defined(__CROSSWORKS_MSP430)
+    /* This is the Rowley Crossworks compiler */
+#define ISR(a,b) void b __interrupt[a ## _VECTOR](void)
+#elif defined(__TI_COMPILER_VERSION__)
+    /* This is the Code Composer Essentials compiler. */
+#define ISR(a,b) __interrupt void b(void); \
+a ## _ISR(b) \
+__interrupt void b(void)
+#else
+    #error Compiler not recognised.
+#endif
+
+#endif