From: Li Yang <leoli@freescale.com>
To: galak@kernel.crashing.org, linuxppc-dev@lists.ozlabs.org
Subject: [PATCH 2/3] fsl_rio: fix machine check exception for e500mc
Date: Fri, 18 Jun 2010 13:29:17 +0800 [thread overview]
Message-ID: <1276838958-28947-2-git-send-email-leoli@freescale.com> (raw)
In-Reply-To: <1276838958-28947-1-git-send-email-leoli@freescale.com>
The original code only covers e500 v1/v2.
Signed-off-by: Li Yang <leoli@freescale.com>
---
arch/powerpc/sysdev/fsl_rio.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index f908ba6..954a754 100644
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -248,7 +248,8 @@ static int fsl_rio_mcheck_exception(struct pt_regs *regs)
const struct exception_table_entry *entry = NULL;
unsigned long reason = mfspr(SPRN_MCSR);
- if (reason & MCSR_BUS_RBERR) {
+ /* covers both e500v1/v2 and e500mc */
+ if (reason & (MCSR_BUS_RBERR | MCSR_LD)) {
reason = in_be32((u32 *)(rio_regs_win + RIO_LTLEDCSR));
if (reason & (RIO_LTLEDCSR_IER | RIO_LTLEDCSR_PRT)) {
/* Check if we are prepared to handle this fault */
--
1.6.4
next prev parent reply other threads:[~2010-06-18 5:38 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-18 5:29 [PATCH 1/3] fsl_rio: fix compile errors Li Yang
2010-06-18 5:29 ` Li Yang [this message]
2010-06-18 5:29 ` [PATCH 3/3] fsl_rio: fix non-standard HID1 register access Li Yang
2010-06-18 5:46 ` Geert Uytterhoeven
2010-06-18 5:51 ` Kumar Gala
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