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authorAnju T Sudhakar <anju@linux.vnet.ibm.com>2019-03-22 12:13:52 +0530
committerStewart Smith <stewart@linux.ibm.com>2019-03-28 15:24:13 +1100
commit027d87475eff7d57b1bf996e4d633e880f571a22 (patch)
tree4e076a1877b9c1fd198b51bd6bf9e169c01db7b6
parentdf2a1e579aaa4c6ac8831e4a24b16b11a7e2588d (diff)
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external/mambo: Mambo hack to add trace-imc nodes in the device-tree
Update skiboot.tcl device tree to include trace-imc node to help test the code path in mambo. Signed-off-by: Anju T Sudhakar <anju@linux.vnet.ibm.com> Signed-off-by: Stewart Smith <stewart@linux.ibm.com>
-rw-r--r--external/mambo/skiboot.tcl21
1 files changed, 21 insertions, 0 deletions
diff --git a/external/mambo/skiboot.tcl b/external/mambo/skiboot.tcl
index 7a939bf..c6176bd 100644
--- a/external/mambo/skiboot.tcl
+++ b/external/mambo/skiboot.tcl
@@ -508,6 +508,27 @@ if { $default_config == "P9" } {
mysim of addprop $thread string "scale" "512"
mysim of addprop $thread int "events" $ct_et
mysim of addprop $thread int "type" 1
+
+ #Add a common trace event node
+ set tr_et [mysim of addchild $imc_c "trace-events" ""]
+ mysim of addprop $tr_et int "#address-cells" 1
+ mysim of addprop $tr_et int "#size-cells" 1
+
+ #Add an event
+ set tr [mysim of addchild $tr_et event [format 10200000]]
+ mysim of addprop $tr string "event-name" "cycles"
+ mysim of addprop $tr string "desc" "Reference cycles"
+ mysim of addprop $tr int "reg" 0x10200000
+
+ #Add a trace device node
+ set trace [mysim of addchild $imc_c "trace" ""]
+ mysim of addprop $trace string "compatible" "ibm,imc-counters"
+ mysim of addprop $trace string "events-prefix" "trace_"
+ mysim of addprop $trace int "reg" 0
+ mysim of addprop $trace int "size" 262144
+ mysim of addprop $trace int "events" $tr_et
+ mysim of addprop $trace int "type" 2
+
}
mconfig enable_stb SKIBOOT_ENABLE_MAMBO_STB 0