patch-2.1.9 linux/include/asm-sparc/memreg.h

• Lines: 27
• Date: Sat Nov 9 10:29:39 1996
• Orig file: v2.1.8/linux/include/asm-sparc/memreg.h
• Orig date: Thu Apr 25 13:23:18 1996

diff -u --recursive --new-file v2.1.8/linux/include/asm-sparc/memreg.h linux/include/asm-sparc/memreg.h
@@ -1,4 +1,4 @@
-/* $Id: memreg.h,v 1.6 1996/04/25 06:13:13 davem Exp $ */
+/* $Id: memreg.h,v 1.8 1996/08/29 09:48:23 davem Exp $ */
 #ifndef _SPARC_MEMREG_H
 #define _SPARC_MEMREG_H
 /* memreg.h:  Definitions of the values found in the synchronous
@@ -33,5 +33,20 @@
 #define SUN4C_ASYNC_BADDVMA 0x0010  /* error during DVMA access */
 #define SUN4C_ASYNC_NOMEM   0x0020  /* write back pointed to bad phys addr */
 #define SUN4C_ASYNC_BADWB   0x0080  /* write back points to non-present page */
+
+/* Memory parity error register with associated bit constants. */
+#ifndef __ASSEMBLY__
+extern __volatile__ unsigned long *sun4c_memerr_reg;
+#endif
+
+#define	SUN4C_MPE_ERROR	0x80	/* Parity error detected. (ro) */
+#define	SUN4C_MPE_MULTI	0x40	/* Multiple parity errors detected. (ro) */
+#define	SUN4C_MPE_TEST	0x20	/* Write inverse parity. (rw) */
+#define	SUN4C_MPE_CHECK	0x10	/* Enable parity checking. (rw) */
+#define	SUN4C_MPE_ERR00	0x08	/* Parity error in bits 0-7. (ro) */
+#define	SUN4C_MPE_ERR08	0x04	/* Parity error in bits 8-15. (ro) */
+#define	SUN4C_MPE_ERR16	0x02	/* Parity error in bits 16-23. (ro) */
+#define	SUN4C_MPE_ERR24	0x01	/* Parity error in bits 24-31. (ro) */
+#define	SUN4C_MPE_ERRS	0x0F	/* Bit mask for the error bits. (ro) */
 
 #endif /* !(_SPARC_MEMREG_H) */