Module: xenomai-2.4
Branch: master
Commit: 31eb9e28faa19b2a3e62dcf9cb4efd3879ac3232
URL:
http://git.xenomai.org/?p=xenomai-2.4.git;a=commit;h=31eb9e28faa19b2a3e62dcf9cb4efd3879ac3232
Author: Philippe Gerum <r...@xenomai.org>
Date: Wed Aug 5 14:02:13 2009 +0200
blackfin: do not consider IPEND[4] for scheduling deferral
---
ksrc/arch/blackfin/switch.S | 12 ++++++++----
1 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/ksrc/arch/blackfin/switch.S b/ksrc/arch/blackfin/switch.S
index 906e5f5..6696a2f 100644
--- a/ksrc/arch/blackfin/switch.S
+++ b/ksrc/arch/blackfin/switch.S
@@ -85,15 +85,19 @@ ENTRY(_rthal_defer_switch_p)
r1 = EVT_IVG15 (z);
r0 = r0 & r1;
cc = r0 == 0;
- if !cc jump 1f;
+ if !cc jump 1f;
#endif /* CONFIG_XENO_OPT_PERVASIVE */
p2.l = lo(IPEND);
p2.h = hi(IPEND);
csync;
r2 = [p2];
- r1 = 1;
- r1 = r2 - r1;
+ r1 = LO(~0x13) (Z);
r0 = r2 & r1;
+ cc = r0 == 0;
+ if cc jump 1f;
+ r1 = 1;
+ r1 = r0 - r1;
+ r0 = r0 & r1;
1:
rts
@@ -108,4 +112,4 @@ ENTRY(_rthal_nmi_handler)
RESTORE_ALL_SYS
rtn;
-#endif /* CONFIG_XENO_HW_NMI_DEBUG_LATENCY_MAX */
+#endif /* CONFIG_XENO_HW_NMI_DEBUG_LATENCY */
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