Re: [PATCH v3 00/13] Support Andes PMU extension

Conor Dooley
2023-10-22T18:00:39Z

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Hey,

On Sun, Oct 22, 2023 at 11:18:45PM +0800, Yu Chien Peter Lin wrote:
> Hi All,
>
> This patch series introduces the Andes PMU extension, which serves
> the same purpose as Sscofpmf. In this version we use FDT-based
> probing and the CONFIG_ANDES_CUSTOM_PMU to enable perf sampling
> and filtering support.
>
> Its non-standard local interrupt is assigned to bit 18 in the
> custom S-mode local interrupt enable/pending registers (slie/slip),
> while the interrupt cause is (256 + 18).
>
> The feature needs the PMU device registered in OpenSBI.
> The OpenSBI and Linux patches can be found on Andes Technology GitHub
> - https://github.com/andestech/opensbi/commits/andes-pmu-support-v2
> - https://github.com/andestech/linux/commits/andes-pmu-support-v3
>
> The PMU device tree node used on AX45MP:
> - https://github.com/andestech/opensbi/blob/andes-pmu-support-v2/docs/pmu_support.md#example-3
>
> Tested hardware:
> - ASUS Tinker-V (RZ/Five, AX45MP single core)
> - Andes AE350 (AX45MP quad core)
>
> Locus Wei-Han Chen (1):
> riscv: andes: Support symbolic FW and HW raw events
>
> Yu Chien Peter Lin (12):
> riscv: errata: Rename defines for Andes
> irqchip/riscv-intc: Allow large non-standard hwirq number
> irqchip/riscv-intc: Introduce Andes IRQ chip
> dt-bindings: riscv: Add Andes interrupt controller compatible string
> riscv: dts: renesas: r9a07g043f: Update compatible string to use Andes
> INTC
> perf: RISC-V: Eliminate redundant IRQ enable/disable operations
> RISC-V: Move T-Head PMU to CPU feature alternative framework
> perf: RISC-V: Introduce Andes PMU for perf event sampling
> dt-bindings: riscv: Add T-Head PMU extension description
> dt-bindings: riscv: Add Andes PMU extension description
> riscv: dts: allwinner: Add T-Head PMU extension
> riscv: dts: renesas: Add Andes PMU extension

You only sent 5 of these patches FYI.

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