diff options
Diffstat (limited to 'docs/pmu_support.md')
| -rw-r--r-- | docs/pmu_support.md | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/docs/pmu_support.md b/docs/pmu_support.md index 6533c99..a60b75c 100644 --- a/docs/pmu_support.md +++ b/docs/pmu_support.md @@ -31,7 +31,7 @@ bindings in details. * **compatible** (Mandatory) - The compatible string of SBI PMU device tree node. This DT property must have the value **riscv,pmu**. -* **pmu,event-to-mhpmevent**(Optional) - It represents an ONE-to-ONE mapping +* **riscv,event-to-mhpmevent**(Optional) - It represents an ONE-to-ONE mapping between a PMU event and the event selector value that platform expects to be written to the MHPMEVENTx CSR for that event. The mapping is encoded in a table format where each row represents an event. The first column represent the @@ -39,7 +39,7 @@ event idx where the 2nd & 3rd column represent the event selector value that should be encoded in the expected value to be written in MHPMEVENTx. This property shouldn't encode any raw hardware event. -* **pmu,event-to-mhpmcounters**(Optional) - It represents a MANY-to-MANY +* **riscv,event-to-mhpmcounters**(Optional) - It represents a MANY-to-MANY mapping between a range of events and all the MHPMCOUNTERx in a bitmap format that can be used to monitor these range of events. The information is encoded in a table format where each row represent a certain range of events and @@ -49,7 +49,7 @@ represent a bitmap of all the MHPMCOUNTERx. This property is mandatory if event-to-mhpmevent is present. Otherwise, it can be omitted. This property shouldn't encode any raw event. -* **pmu,raw-event-to-mhpmcounters**(Optional) - It represents an ONE-to-MANY +* **riscv,raw-event-to-mhpmcounters**(Optional) - It represents an ONE-to-MANY mapping between a raw event and all the MHPMCOUNTERx in a bitmap format that can be used to monitor that raw event. The information is encoded in a table format where each raw represent a specific raw event. The first column stores the @@ -67,12 +67,12 @@ pmu { compatible = "riscv,pmu"; interrupts = <0x100>; interrupt-parent = <&plic> - pmu,event-to-mhpmevent = <0x0000B 0x0000 0x0001>, - pmu,event-to-mhpmcounters = <0x00001 0x00001 0x00000001>, + riscv,event-to-mhpmevent = <0x0000B 0x0000 0x0001>, + riscv,event-to-mhpmcounters = <0x00001 0x00001 0x00000001>, <0x00002 0x00002 0x00000004>, <0x00003 0x0000A 0x00000ff8>, <0x10000 0x10033 0x000ff000>, - pmu,raw-event-to-mhpmcounters = <0x0000 0x0002 0x00000f8>, + riscv,raw-event-to-mhpmcounters = <0x0000 0x0002 0x00000f8>, <0x0000 0x0003 0x00000ff0>, }; |