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| author | Dan Crowell <dcrowell@us.ibm.com> | 2017-09-23 22:24:28 -0500 |
|---|---|---|
| committer | William G. Hoffa <wghoffa@us.ibm.com> | 2018-06-15 13:44:39 -0400 |
| commit | 7cc8294252577238eb99bad42c3bc7dd92f4794d (patch) | |
| tree | 09a73519b9565693ca699a73ec1a21fd17153350 /src/include/arch/ppc.H | |
| parent | 5090c197292cdd0ec4ad8e416020e5229812cb65 (diff) | |
| download | talos-hostboot-7cc8294252577238eb99bad42c3bc7dd92f4794d.tar.gz talos-hostboot-7cc8294252577238eb99bad42c3bc7dd92f4794d.zip | |
Debug improvements for exceptions and OOM hangs
There are two main changes in this commit:
1) Forcing an assert if we cannot allocate pages after
10,000 attempts to yield.
2) Adding a backtrace for a lot of exception paths.
Change-Id: I755ada753b78abed56e553f7c669f0f98ae68700
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/58224
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Prachi Gupta <pragupta@us.ibm.com>
Reviewed-by: Thi N. Tran <thi@us.ibm.com>
Reviewed-by: William G. Hoffa <wghoffa@us.ibm.com>
Diffstat (limited to 'src/include/arch/ppc.H')
| -rw-r--r-- | src/include/arch/ppc.H | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/include/arch/ppc.H b/src/include/arch/ppc.H index f63b5db2f..053661e1d 100644 --- a/src/include/arch/ppc.H +++ b/src/include/arch/ppc.H @@ -434,10 +434,11 @@ ALWAYS_INLINE inline void MAGIC_INSTRUCTION(int _n) { register int n = _n; + isync(); asm volatile("rlwimi %0,%0,0,%1,%2" \ :: "i" (((n) >> 8) & 0x1f), \ "i" (((n) >> 4) & 0xf), \ - "i" ((((n) >> 0) & 0xf) | 16)); + "i" ((((n) >> 0) & 0xf) | 16)); \ } // Arguments to MAGIC_INSTRUCTION(). |
