>On Sat, Aug 26, 2023 at 08:25:04PM +0800, Inochi Amaoto wrote: >> D1 has several pmu events supported by opensbi. >> These events can be used by perf for profiling. >> >> The event value and mapping can be found in the R1S0 version of C906 >> documentation: >> https://dl.linux-sunxi.org/D1/Xuantie_C906_R1S0_User_Manual.pdf > >Link: https://dl.linux-sunxi.org/D1/Xuantie_C906_R1S0_User_Manual.pdf Thanks. >> Signed-off-by: Inochi Amaoto <inochiama@xxxxxxxxxxx> >> --- >> The meaning of T-HEAD events can be found in this pending patch: >> https://lore.kernel.org/linux-perf-users/IA1PR20MB4953DD82D0116EC291C21777BBE2A@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx >> >> The patch above also provides a detailed example that shows how to setup >> environment and use perf with T-HEAD events. >> --- > >Firstly, you need to move the PMU node out of the soc bus: > >arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi:76.7-114.5: Warning (simple_bus_reg): /soc/pmu: missing or empty reg/ranges property >arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi:76.7-114.5: Warning (simple_bus_reg): /soc/pmu: missing or empty reg/ranges property >arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi:76.7-114.5: Warning (simple_bus_reg): /soc/pmu: missing or empty reg/ranges property >arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi:76.7-114.5: Warning (simple_bus_reg): /soc/pmu: missing or empty reg/ranges property >arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi:76.7-114.5: Warning (simple_bus_reg): /soc/pmu: missing or empty reg/ranges property >arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi:76.7-114.5: Warning (simple_bus_reg): /soc/pmu: missing or empty reg/ranges property >arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi:76.7-114.5: Warning (simple_bus_reg): /soc/pmu: missing or empty reg/ranges property >arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi:76.7-114.5: Warning (simple_bus_reg): /soc/pmu: missing or empty reg/ranges property > >And secondly, and I dunno WTF the fix for this is, but what you've got >here is completely invalid as per the binding... >The fix for this might well be moving it out of the soc bus (I think I >fixed the same errors in QEMU's pmu node), but it shows that you didn't >actually test this :/ Please do so: > >/tmp/tmp.SOQ8Wz6Pug/arch/riscv/boot/dts/allwinner/sun20i-d1-lichee-rv.dtb: soc: pmu: {'compatible': ['riscv,pmu'], 'riscv,event-to-mhpmcounters': [[3, 3, 8], [4, 4, 16], [5, 5, 512], [6, 6, 256], [65536, 65536, 16384], [65537, 65537, 32768], [65538, 65538, 65536], [65539, 65539, 131072], [65561, 65561, 64], [65569, 65569, 32]], 'riscv,event-to-mhpmevent': [[3, 0, 1], [4, 0, 2], [5, 0, 7], [6, 0, 6], [10, 0, 11], [65536, 0, 12], [65537, 0, 13], [65538, 0, 14], [65539, 0, 15], [65561, 0, 4], [65569, 0, 3]], 'riscv,raw-event-to-mhpmcounters': [[0, 1, 4294967295, 4294967295, 8], [0, 2, 4294967295, 4294967295, 16], [0, 3, 4294967295, 4294967295, 32], [0, 4, 4294967295, 4294967295, 64], [0, 5, 4294967295, 4294967295, 128], [0, 6, 4294967295, 4294967295, 256], [0, 7, 4294967295, 4294967295, 512], [0, 11, 4294967295, 4294967295, 8192], [0, 12, 4294967295, 4294967295, 16384], [0, 13, 4294967295, 4294967295, 32768], [0, 14, 4294967295, 4294967295, 65536], [0, 15, 4294967295, 4294967295, 131072]]} should not be valid under {'type': 'object'} > from schema $id: http://devicetree.org/schemas/simple-bus.yaml# >/tmp/tmp.SOQ8Wz6Pug/arch/riscv/boot/dts/allwinner/sun20i-d1-dongshan-nezha-stu.dtb: soc: pmu: {'compatible': ['riscv,pmu'], 'riscv,event-to-mhpmcounters': [[3, 3, 8], [4, 4, 16], [5, 5, 512], [6, 6, 256], [65536, 65536, 16384], [65537, 65537, 32768], [65538, 65538, 65536], [65539, 65539, 131072], [65561, 65561, 64], [65569, 65569, 32]], 'riscv,event-to-mhpmevent': [[3, 0, 1], [4, 0, 2], [5, 0, 7], [6, 0, 6], [10, 0, 11], [65536, 0, 12], [65537, 0, 13], [65538, 0, 14], [65539, 0, 15], [65561, 0, 4], [65569, 0, 3]], 'riscv,raw-event-to-mhpmcounters': [[0, 1, 4294967295, 4294967295, 8], [0, 2, 4294967295, 4294967295, 16], [0, 3, 4294967295, 4294967295, 32], [0, 4, 4294967295, 4294967295, 64], [0, 5, 4294967295, 4294967295, 128], [0, 6, 4294967295, 4294967295, 256], [0, 7, 4294967295, 4294967295, 512], [0, 11, 4294967295, 4294967295, 8192], [0, 12, 4294967295, 4294967295, 16384], [0, 13, 4294967295, 4294967295, 32768], [0, 14, 4294967295, 4294967295, 65536], [0, 15, 4294967295, 4294967295, 131072]]} should not be valid under {'type': 'object'} > from schema $id: http://devicetree.org/schemas/simple-bus.yaml# >/tmp/tmp.SOQ8Wz6Pug/arch/riscv/boot/dts/allwinner/sun20i-d1-mangopi-mq-pro.dtb: soc: pmu: {'compatible': ['riscv,pmu'], 'riscv,event-to-mhpmcounters': [[3, 3, 8], [4, 4, 16], [5, 5, 512], [6, 6, 256], [65536, 65536, 16384], [65537, 65537, 32768], [65538, 65538, 65536], [65539, 65539, 131072], [65561, 65561, 64], [65569, 65569, 32]], 'riscv,event-to-mhpmevent': [[3, 0, 1], [4, 0, 2], [5, 0, 7], [6, 0, 6], [10, 0, 11], [65536, 0, 12], [65537, 0, 13], [65538, 0, 14], [65539, 0, 15], [65561, 0, 4], [65569, 0, 3]], 'riscv,raw-event-to-mhpmcounters': [[0, 1, 4294967295, 4294967295, 8], [0, 2, 4294967295, 4294967295, 16], [0, 3, 4294967295, 4294967295, 32], [0, 4, 4294967295, 4294967295, 64], [0, 5, 4294967295, 4294967295, 128], [0, 6, 4294967295, 4294967295, 256], [0, 7, 4294967295, 4294967295, 512], [0, 11, 4294967295, 4294967295, 8192], [0, 12, 4294967295, 4294967295, 16384], [0, 13, 4294967295, 4294967295, 32768], [0, 14, 4294967295, 4294967295, 65536], [0, 15, 4294967295, 4294967295, 131072]]} should not be valid under {'type': 'object'} > from schema $id: http://devicetree.org/schemas/simple-bus.yaml# >/tmp/tmp.SOQ8Wz6Pug/arch/riscv/boot/dts/allwinner/sun20i-d1-lichee-rv-dock.dtb: soc: pmu: {'compatible': ['riscv,pmu'], 'riscv,event-to-mhpmcounters': [[3, 3, 8], [4, 4, 16], [5, 5, 512], [6, 6, 256], [65536, 65536, 16384], [65537, 65537, 32768], [65538, 65538, 65536], [65539, 65539, 131072], [65561, 65561, 64], [65569, 65569, 32]], 'riscv,event-to-mhpmevent': [[3, 0, 1], [4, 0, 2], [5, 0, 7], [6, 0, 6], [10, 0, 11], [65536, 0, 12], [65537, 0, 13], [65538, 0, 14], [65539, 0, 15], [65561, 0, 4], [65569, 0, 3]], 'riscv,raw-event-to-mhpmcounters': [[0, 1, 4294967295, 4294967295, 8], [0, 2, 4294967295, 4294967295, 16], [0, 3, 4294967295, 4294967295, 32], [0, 4, 4294967295, 4294967295, 64], [0, 5, 4294967295, 4294967295, 128], [0, 6, 4294967295, 4294967295, 256], [0, 7, 4294967295, 4294967295, 512], [0, 11, 4294967295, 4294967295, 8192], [0, 12, 4294967295, 4294967295, 16384], [0, 13, 4294967295, 4294967295, 32768], [0, 14, 4294967295, 4294967295, 65536], [0, 15, 4294967295, 4294967295, 131072]]} should not be valid under {'type': 'object'} > from schema $id: http://devicetree.org/schemas/simple-bus.yaml# >/tmp/tmp.SOQ8Wz6Pug/arch/riscv/boot/dts/allwinner/sun20i-d1-lichee-rv-86-panel-720p.dtb: soc: pmu: {'compatible': ['riscv,pmu'], 'riscv,event-to-mhpmcounters': [[3, 3, 8], [4, 4, 16], [5, 5, 512], [6, 6, 256], [65536, 65536, 16384], [65537, 65537, 32768], [65538, 65538, 65536], [65539, 65539, 131072], [65561, 65561, 64], [65569, 65569, 32]], 'riscv,event-to-mhpmevent': [[3, 0, 1], [4, 0, 2], [5, 0, 7], [6, 0, 6], [10, 0, 11], [65536, 0, 12], [65537, 0, 13], [65538, 0, 14], [65539, 0, 15], [65561, 0, 4], [65569, 0, 3]], 'riscv,raw-event-to-mhpmcounters': [[0, 1, 4294967295, 4294967295, 8], [0, 2, 4294967295, 4294967295, 16], [0, 3, 4294967295, 4294967295, 32], [0, 4, 4294967295, 4294967295, 64], [0, 5, 4294967295, 4294967295, 128], [0, 6, 4294967295, 4294967295, 256], [0, 7, 4294967295, 4294967295, 512], [0, 11, 4294967295, 4294967295, 8192], [0, 12, 4294967295, 4294967295, 16384], [0, 13, 4294967295, 4294967295, 32768], [0, 14, 4294967295, 4294967295, 65536], [0, 15, 4294967295, 4294967295, 131072]]} should not be valid under {'type': 'object'} > from schema $id: http://devicetree.org/schemas/simple-bus.yaml# >/tmp/tmp.SOQ8Wz6Pug/arch/riscv/boot/dts/allwinner/sun20i-d1s-mangopi-mq.dtb: soc: pmu: {'compatible': ['riscv,pmu'], 'riscv,event-to-mhpmcounters': [[3, 3, 8], [4, 4, 16], [5, 5, 512], [6, 6, 256], [65536, 65536, 16384], [65537, 65537, 32768], [65538, 65538, 65536], [65539, 65539, 131072], [65561, 65561, 64], [65569, 65569, 32]], 'riscv,event-to-mhpmevent': [[3, 0, 1], [4, 0, 2], [5, 0, 7], [6, 0, 6], [10, 0, 11], [65536, 0, 12], [65537, 0, 13], [65538, 0, 14], [65539, 0, 15], [65561, 0, 4], [65569, 0, 3]], 'riscv,raw-event-to-mhpmcounters': [[0, 1, 4294967295, 4294967295, 8], [0, 2, 4294967295, 4294967295, 16], [0, 3, 4294967295, 4294967295, 32], [0, 4, 4294967295, 4294967295, 64], [0, 5, 4294967295, 4294967295, 128], [0, 6, 4294967295, 4294967295, 256], [0, 7, 4294967295, 4294967295, 512], [0, 11, 4294967295, 4294967295, 8192], [0, 12, 4294967295, 4294967295, 16384], [0, 13, 4294967295, 4294967295, 32768], [0, 14, 4294967295, 4294967295, 65536], [0, 15, 4294967295, 4294967295, 131072]]} should not be valid under {'type': 'object'} > from schema $id: http://devicetree.org/schemas/simple-bus.yaml# >/tmp/tmp.SOQ8Wz6Pug/arch/riscv/boot/dts/allwinner/sun20i-d1-nezha.dtb: soc: pmu: {'compatible': ['riscv,pmu'], 'riscv,event-to-mhpmcounters': [[3, 3, 8], [4, 4, 16], [5, 5, 512], [6, 6, 256], [65536, 65536, 16384], [65537, 65537, 32768], [65538, 65538, 65536], [65539, 65539, 131072], [65561, 65561, 64], [65569, 65569, 32]], 'riscv,event-to-mhpmevent': [[3, 0, 1], [4, 0, 2], [5, 0, 7], [6, 0, 6], [10, 0, 11], [65536, 0, 12], [65537, 0, 13], [65538, 0, 14], [65539, 0, 15], [65561, 0, 4], [65569, 0, 3]], 'riscv,raw-event-to-mhpmcounters': [[0, 1, 4294967295, 4294967295, 8], [0, 2, 4294967295, 4294967295, 16], [0, 3, 4294967295, 4294967295, 32], [0, 4, 4294967295, 4294967295, 64], [0, 5, 4294967295, 4294967295, 128], [0, 6, 4294967295, 4294967295, 256], [0, 7, 4294967295, 4294967295, 512], [0, 11, 4294967295, 4294967295, 8192], [0, 12, 4294967295, 4294967295, 16384], [0, 13, 4294967295, 4294967295, 32768], [0, 14, 4294967295, 4294967295, 65536], [0, 15, 4294967295, 4294967295, 131072]]} should not be valid under {'type': 'object'} > from schema $id: http://devicetree.org/schemas/simple-bus.yaml# >/tmp/tmp.SOQ8Wz6Pug/arch/riscv/boot/dts/allwinner/sun20i-d1-lichee-rv-86-panel-480p.dtb: soc: pmu: {'compatible': ['riscv,pmu'], 'riscv,event-to-mhpmcounters': [[3, 3, 8], [4, 4, 16], [5, 5, 512], [6, 6, 256], [65536, 65536, 16384], [65537, 65537, 32768], [65538, 65538, 65536], [65539, 65539, 131072], [65561, 65561, 64], [65569, 65569, 32]], 'riscv,event-to-mhpmevent': [[3, 0, 1], [4, 0, 2], [5, 0, 7], [6, 0, 6], [10, 0, 11], [65536, 0, 12], [65537, 0, 13], [65538, 0, 14], [65539, 0, 15], [65561, 0, 4], [65569, 0, 3]], 'riscv,raw-event-to-mhpmcounters': [[0, 1, 4294967295, 4294967295, 8], [0, 2, 4294967295, 4294967295, 16], [0, 3, 4294967295, 4294967295, 32], [0, 4, 4294967295, 4294967295, 64], [0, 5, 4294967295, 4294967295, 128], [0, 6, 4294967295, 4294967295, 256], [0, 7, 4294967295, 4294967295, 512], [0, 11, 4294967295, 4294967295, 8192], [0, 12, 4294967295, 4294967295, 16384], [0, 13, 4294967295, 4294967295, 32768], [0, 14, 4294967295, 4294967295, 65536], [0, 15, 4294967295, 4294967295, 131072]]} should not be valid under {'type': 'object'} > from schema $id: http://devicetree.org/schemas/simple-bus.yaml# > >Thanks, >Conor. > Sorry for this as I only test the compilation. I will run the check and fix this. Thanks, Inochi >> arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi | 40 +++++++++++++++++++ >> 1 file changed, 40 insertions(+) >> >> diff --git a/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi b/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi >> index 8275630af977..d9031ccdec89 100644 >> --- a/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi >> +++ b/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi >> @@ -72,5 +72,45 @@ plic: interrupt-controller@10000000 { >> #address-cells = <0>; >> #interrupt-cells = <2>; >> }; >> + >> + pmu { >> + compatible = "riscv,pmu"; >> + riscv,event-to-mhpmcounters = >> + <0x00003 0x00003 0x00000008>, >> + <0x00004 0x00004 0x00000010>, >> + <0x00005 0x00005 0x00000200>, >> + <0x00006 0x00006 0x00000100>, >> + <0x10000 0x10000 0x00004000>, >> + <0x10001 0x10001 0x00008000>, >> + <0x10002 0x10002 0x00010000>, >> + <0x10003 0x10003 0x00020000>, >> + <0x10019 0x10019 0x00000040>, >> + <0x10021 0x10021 0x00000020>; >> + riscv,event-to-mhpmevent = >> + <0x00003 0x00000000 0x00000001>, >> + <0x00004 0x00000000 0x00000002>, >> + <0x00005 0x00000000 0x00000007>, >> + <0x00006 0x00000000 0x00000006>, >> + <0x0000a 0x00000000 0x0000000b>, >> + <0x10000 0x00000000 0x0000000c>, >> + <0x10001 0x00000000 0x0000000d>, >> + <0x10002 0x00000000 0x0000000e>, >> + <0x10003 0x00000000 0x0000000f>, >> + <0x10019 0x00000000 0x00000004>, >> + <0x10021 0x00000000 0x00000003>; >> + riscv,raw-event-to-mhpmcounters = >> + <0x00000000 0x00000001 0xffffffff 0xffffffff 0x00000008>, >> + <0x00000000 0x00000002 0xffffffff 0xffffffff 0x00000010>, >> + <0x00000000 0x00000003 0xffffffff 0xffffffff 0x00000020>, >> + <0x00000000 0x00000004 0xffffffff 0xffffffff 0x00000040>, >> + <0x00000000 0x00000005 0xffffffff 0xffffffff 0x00000080>, >> + <0x00000000 0x00000006 0xffffffff 0xffffffff 0x00000100>, >> + <0x00000000 0x00000007 0xffffffff 0xffffffff 0x00000200>, >> + <0x00000000 0x0000000b 0xffffffff 0xffffffff 0x00002000>, >> + <0x00000000 0x0000000c 0xffffffff 0xffffffff 0x00004000>, >> + <0x00000000 0x0000000d 0xffffffff 0xffffffff 0x00008000>, >> + <0x00000000 0x0000000e 0xffffffff 0xffffffff 0x00010000>, >> + <0x00000000 0x0000000f 0xffffffff 0xffffffff 0x00020000>; >> + }; >> }; >> }; >> -- >> 2.41.0 >> >
