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authorSuren A. Chilingaryan <csa@dside.dyndns.org>2012-11-14 05:39:28 +0100
committerSuren A. Chilingaryan <csa@dside.dyndns.org>2012-11-14 05:39:28 +0100
commit7f6ee41a4963b05494900d8392f82f318c476770 (patch)
tree6fdc990fa93949310511f7f6e3026b21d0114c87 /tests/xilinx_dma.sh
parent8ae66e50aa659a45dc108433d63917b25cb08cbe (diff)
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Xilinx benchmark
Diffstat (limited to 'tests/xilinx_dma.sh')
-rwxr-xr-xtests/xilinx_dma.sh12
1 files changed, 9 insertions, 3 deletions
diff --git a/tests/xilinx_dma.sh b/tests/xilinx_dma.sh
index 2a26865..6aada8b 100755
--- a/tests/xilinx_dma.sh
+++ b/tests/xilinx_dma.sh
@@ -59,7 +59,7 @@ function parse_config {
echo "Link: PCIe gen$link_speed x$link_width"
if [ $link_speed -ne $dev_link_speed -o $link_width -ne $dev_link_width ]; then
- echo " * But device capable of gen$link_speed x$link_width"
+ echo " * But device capable of gen$dev_link_speed x$dev_link_width"
fi
info=0x`read_cfg 40`
@@ -99,7 +99,12 @@ for i in `seq 1 $ITERATIONS`; do
#Trigger
pci -b $BAR -w 0x04 0x01
pci --wait-irq
- pci -b $BAR -w 0x04 0x00
+# pci -b $BAR -w 0x04 0x00
+
+ status=`pci -b $BAR -r 0x04 | awk '{print $2; }' | cut -c 5-8`
+ if [ $status != "0101" ]; then
+ echo "Read failed, invalid status: $status"
+ fi
dmaperf=$((dmaperf + 0x`pci -b $BAR -r 0x28 | awk '{print $2}'`))
reset
@@ -110,6 +115,7 @@ pci --free-kernel-memory $USE
pci --disable-irq
echo
-echo "FPGA performance: $((4096 * BUFFERS * ITERATIONS * $speed / $dmaperf)) MB/s"
+# Don't ask me about this formula
+echo "Performance reported by FPGA: $((4096 * BUFFERS * ITERATIONS * $speed / $dmaperf / 8)) MB/s"
#pci -b $BAR -r 0 -s 32