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authorBecky Bruce <becky.bruce@freescale.com>2007-08-02 15:37:15 -0500
committerKumar Gala <galak@kernel.crashing.org>2007-08-17 13:22:28 -0500
commit86d7a9a9c4775f864e6bc5f5da66ef9ea3715734 (patch)
tree43e7a2d1b54c10e28d8607d15c454ea6556f764c /include/asm-powerpc
parentb66510cb9992d204f216049e9c01d432c7635f6c (diff)
downloadlinux-86d7a9a9c4775f864e6bc5f5da66ef9ea3715734.tar.gz
[POWERPC] Fix FSL BookE machine check reporting
Reserved MCSR bits on FSL BookE parts may have spurious values when mcheck occurs. Mask these off when printing the MCSR to avoid confusion. Also, get rid of the MCSR_GL_CI bit defined for e500 - this bit doesn't actually have any meaning. Signed-off-by: Becky Bruce <becky.bruce@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'include/asm-powerpc')
-rw-r--r--include/asm-powerpc/reg_booke.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/include/asm-powerpc/reg_booke.h b/include/asm-powerpc/reg_booke.h
index 064405c207b..8fdc2b47afb 100644
--- a/include/asm-powerpc/reg_booke.h
+++ b/include/asm-powerpc/reg_booke.h
@@ -223,7 +223,6 @@
#define MCSR_ICPERR 0x40000000UL /* I-Cache Parity Error */
#define MCSR_DCP_PERR 0x20000000UL /* D-Cache Push Parity Error */
#define MCSR_DCPERR 0x10000000UL /* D-Cache Parity Error */
-#define MCSR_GL_CI 0x00010000UL /* Guarded Load or Cache-Inhibited stwcx. */
#define MCSR_BUS_IAERR 0x00000080UL /* Instruction Address Error */
#define MCSR_BUS_RAERR 0x00000040UL /* Read Address Error */
#define MCSR_BUS_WAERR 0x00000020UL /* Write Address Error */
@@ -232,6 +231,12 @@
#define MCSR_BUS_WBERR 0x00000004UL /* Write Data Bus Error */
#define MCSR_BUS_IPERR 0x00000002UL /* Instruction parity Error */
#define MCSR_BUS_RPERR 0x00000001UL /* Read parity Error */
+
+/* e500 parts may set unused bits in MCSR; mask these off */
+#define MCSR_MASK (MCSR_MCP | MCSR_ICPERR | MCSR_DCP_PERR | \
+ MCSR_DCPERR | MCSR_BUS_IAERR | MCSR_BUS_RAERR | \
+ MCSR_BUS_WAERR | MCSR_BUS_IBERR | MCSR_BUS_RBERR | \
+ MCSR_BUS_WBERR | MCSR_BUS_IPERR | MCSR_BUS_RPERR)
#endif
#ifdef CONFIG_E200
#define MCSR_MCP 0x80000000UL /* Machine Check Input Pin */
@@ -243,6 +248,11 @@
#define MCSR_BUS_DRERR 0x00000008UL /* Read Bus Error on data load */
#define MCSR_BUS_WRERR 0x00000004UL /* Write Bus Error on buffered
store or cache line push */
+
+/* e200 parts may set unused bits in MCSR; mask these off */
+#define MCSR_MASK (MCSR_MCP | MCSR_CP_PERR | MCSR_CPERR | \
+ MCSR_EXCP_ERR | MCSR_BUS_IRERR | MCSR_BUS_DRERR | \
+ MCSR_BUS_WRERR)
#endif
/* Bit definitions for the DBSR. */