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diff packages/hal/sparclite/arch/current/include/vectors.h @ 40:a3cc6665b684 ecos-sw-1999-10-01

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Merge from eCos master repository on 1999-10-01-07:47:04-BST
author jlarmour
date Fri, 01 Oct 1999 13:25:47 +0000
parents 443894e2e912
children c38311975d4f
line wrap: on
line diff
--- a/packages/hal/sparclite/arch/current/include/vectors.h
+++ b/packages/hal/sparclite/arch/current/include/vectors.h
@@ -45,11 +45,21 @@
 //=============================================================================
 
 #define __WINSIZE 8
-#define __WINBITS 7
+
+#if __WINSIZE <= 8
+# define __WINBITS 7
+#else
+# error __WINSIZE window size probably not supported
+#endif
+
+// These should be generic to all SPARCs:
+
 #define __WINBITS_MAXIMAL 0x1f
 
-#define __WIN_INIT 7
-#define __WIM_INIT 0x80
+#define __WIN_INIT (__WINSIZE - 1)
+#define __WIM_INIT (1 << __WIN_INIT)
+
+// ------------------------------------------------------------------------
 
 #define TRAP_WUNDER     6       // Window Underflow trap number
 #define TRAP_WOVER      5       // Window Overflow trap number