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Diffstat (limited to 'test/src/skl168-cyc.ptt')
| -rw-r--r-- | test/src/skl168-cyc.ptt | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/test/src/skl168-cyc.ptt b/test/src/skl168-cyc.ptt new file mode 100644 index 0000000000000..4d545b25b2d09 --- /dev/null +++ b/test/src/skl168-cyc.ptt @@ -0,0 +1,90 @@ +; Copyright (c) 2018-2019, Intel Corporation +; +; Redistribution and use in source and binary forms, with or without +; modification, are permitted provided that the following conditions are met: +; +; * Redistributions of source code must retain the above copyright notice, +; this list of conditions and the following disclaimer. +; * Redistributions in binary form must reproduce the above copyright notice, +; this list of conditions and the following disclaimer in the documentation +; and/or other materials provided with the distribution. +; * Neither the name of Intel Corporation nor the names of its contributors +; may be used to endorse or promote products derived from this software +; without specific prior written permission. +; +; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +; ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +; LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +; CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +; SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +; INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +; CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +; ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +; POSSIBILITY OF SUCH DAMAGE. + +; SKL168: Intel(R) PT CYC Packets Can be Dropped When Immediately Preceding PSB +; +; Due to a rare microarchitectural condition, generation of an Intel PT +; (Processor Trace) PSB (Packet Stream Boundary) packet can cause a +; single CYC (Cycle Count) packet, possibly along with an associated +; MTC (Mini Time Counter) packet, to be dropped. +; +; Variant: CYC packet dropped +; +; opt:ptdump --tcal --time-delta +; opt:ptdump --mtc-freq 9 --cpuid-0x15.eax 1 --cpuid-0x15.ebx 4 +; +; cpu 6/78 +; cpu 6/94 +; cpu 6/142 +; cpu 6/158 +; + +org 0x100000 +bits 64 + +; @pt p1: psb() +; @pt p2: psbend() + +; @pt p3: mtc(0x1) +; @pt p4: cyc(0xc00) +; @pt p5: cyc(0x700) +; @pt p6: cyc(0xd00) +; @pt p7: mtc(0x2) +; @pt p8: cyc(0x800) +; @pt p9: cyc(0x800) +; @pt p10: psb() +; @pt p11: psbend() +; @pt p12: mtc(0x3) +; @pt p13: cyc(0x700) +; @pt p14: cyc(0xd00) +; @pt p15: cyc(0xc00) +; @pt p16: mtc(0x4) + + +; @pt .exp(ptdump) +;%0p1 psb +;%0p2 psbend +;[%p3: error printing time: no timing information] +;%0p3 mtc 1 fcr <unavailable> +;[%p4: calibration error: no timing information] +;[%p4: error updating time: no calibration] +;%0p4 cyc c00 +;[%p5: calibration error: no timing information] +;[%p5: error updating time: no calibration] +;%0p5 cyc 700 +;[%p6: calibration error: no timing information] +;[%p6: error updating time: no calibration] +;%0p6 cyc d00 +;%0p7 mtc 2 fcr +0.250 +;%0p8 cyc 800 +;%0p9 cyc 800 +;%0p10 psb +;%0p11 psbend +;%0p12 mtc 3 fcr +0.000 +;%0p13 cyc 700 +;%0p14 cyc d00 +;%0p15 cyc c00 +;%0p16 mtc 4 fcr +0.000 |