88278ca27a
This patch removes the CVS keywords that weren't updated for a long time from comments. Signed-off-by: Adrian Bunk <bunk@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
52 lines
2.3 KiB
C
52 lines
2.3 KiB
C
#ifndef _SPARC_MEMREG_H
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#define _SPARC_MEMREG_H
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/* memreg.h: Definitions of the values found in the synchronous
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* and asynchronous memory error registers when a fault
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* occurs on the sun4c.
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*
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* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
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*/
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/* First the synchronous error codes, these are usually just
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* normal page faults.
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*/
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#define SUN4C_SYNC_WDRESET 0x0001 /* watchdog reset */
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#define SUN4C_SYNC_SIZE 0x0002 /* bad access size? whuz this? */
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#define SUN4C_SYNC_PARITY 0x0008 /* bad ram chips caused a parity error */
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#define SUN4C_SYNC_SBUS 0x0010 /* the SBUS had some problems... */
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#define SUN4C_SYNC_NOMEM 0x0020 /* translation to non-existent ram */
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#define SUN4C_SYNC_PROT 0x0040 /* access violated pte protections */
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#define SUN4C_SYNC_NPRESENT 0x0080 /* pte said that page was not present */
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#define SUN4C_SYNC_BADWRITE 0x8000 /* while writing something went bogus */
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#define SUN4C_SYNC_BOLIXED \
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(SUN4C_SYNC_WDRESET | SUN4C_SYNC_SIZE | SUN4C_SYNC_SBUS | \
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SUN4C_SYNC_NOMEM | SUN4C_SYNC_PARITY)
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/* Now the asynchronous error codes, these are almost always produced
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* by the cache writing things back to memory and getting a bad translation.
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* Bad DVMA transactions can cause these faults too.
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*/
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#define SUN4C_ASYNC_BADDVMA 0x0010 /* error during DVMA access */
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#define SUN4C_ASYNC_NOMEM 0x0020 /* write back pointed to bad phys addr */
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#define SUN4C_ASYNC_BADWB 0x0080 /* write back points to non-present page */
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/* Memory parity error register with associated bit constants. */
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#ifndef __ASSEMBLY__
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extern __volatile__ unsigned long __iomem *sun4c_memerr_reg;
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#endif
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#define SUN4C_MPE_ERROR 0x80 /* Parity error detected. (ro) */
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#define SUN4C_MPE_MULTI 0x40 /* Multiple parity errors detected. (ro) */
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#define SUN4C_MPE_TEST 0x20 /* Write inverse parity. (rw) */
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#define SUN4C_MPE_CHECK 0x10 /* Enable parity checking. (rw) */
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#define SUN4C_MPE_ERR00 0x08 /* Parity error in bits 0-7. (ro) */
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#define SUN4C_MPE_ERR08 0x04 /* Parity error in bits 8-15. (ro) */
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#define SUN4C_MPE_ERR16 0x02 /* Parity error in bits 16-23. (ro) */
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#define SUN4C_MPE_ERR24 0x01 /* Parity error in bits 24-31. (ro) */
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#define SUN4C_MPE_ERRS 0x0F /* Bit mask for the error bits. (ro) */
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#endif /* !(_SPARC_MEMREG_H) */
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