From: Yu-Chien Peter Lin <peterlin@andestech.com>
To: "Lad, Prabhakar" <prabhakar.csengg@gmail.com>
Cc: mark.rutland@arm.com, irogers@google.com, heiko@sntech.de,
geert+renesas@glider.be, alexander.shishkin@linux.intel.com,
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Subject: Re: [PATCH v6 00/16] Support Andes PMU extension
Date: Tue, 26 Dec 2023 10:59:55 +0800 [thread overview]
Message-ID: <ZYpBqwbI8vMwIpXH@APC323> (raw)
In-Reply-To: <CA+V-a8t7g8ctPQrwdB9tgtmgtGfqQ-k2N-1sSwnjB-b1F71-AQ@mail.gmail.com>
Hi Prabhakar,
On Mon, Dec 25, 2023 at 09:06:04PM +0000, Lad, Prabhakar wrote:
> Hi Lin-san,
>
> On Mon, Dec 25, 2023 at 10:37 AM Yu Chien Peter Lin
> <peterlin@andestech.com> wrote:
> >
> > Hi All,
> >
> > This patch series introduces the Andes PMU extension, which serves
> > the same purpose as Sscofpmf. To use FDT-based probing for hardware
> > support of the PMU extensions, we first convert T-Head's PMU to CPU
> > feature alternative, then add Andes PMU alternatives.
> >
> > 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).
> >
> > Mainline OpenSBI has supported Andes PMU extension:
> > - https://github.com/riscv-software-src/opensbi/tree/master
> > Linux patches (based on v6.7-rc7) can be found on Andes Technology GitHub
> > - https://github.com/andestech/linux/commits/andes-pmu-support-v6
> >
> > The PMU device tree node used on AX45MP:
> > - https://github.com/riscv-software-src/opensbi/blob/master/docs/pmu_support.md#example-3
> >
> > Locus Wei-Han Chen (1):
> > riscv: andes: Support specifying symbolic firmware and hardware raw
> > events
> >
> > Yu Chien Peter Lin (15):
> > riscv: errata: Rename defines for Andes
> > irqchip/riscv-intc: Allow large non-standard interrupt number
> > irqchip/riscv-intc: Introduce Andes hart-level interrupt controller
> > 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 interrupt 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 for sun20i-d1s
> > riscv: dts: sophgo: Add T-Head PMU extension for cv1800b
> > riscv: dts: sophgo: Add T-Head PMU extension for sg2042
> > riscv: dts: thead: Add T-Head PMU extension for th1520
> > riscv: dts: renesas: Add Andes PMU extension for r9a07g043f
> >
> The above patches dont apply cleanly on top of below branches. Can you
> please rebase and re-send.
Sure, will do.
> https://git.kernel.org/pub/scm/linux/kernel/git/palmer/linux.git/log/?h=fixes
> https://git.kernel.org/pub/scm/linux/kernel/git/palmer/linux.git/log/?h=for-next
> https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel.git/log/?h=renesas-dts-for-v6.8
Thanks for the pointers.
Best regards,
Peter Lin
> Cheers,
> Prabhakar
>
> > .../devicetree/bindings/riscv/cpus.yaml | 6 +-
> > .../devicetree/bindings/riscv/extensions.yaml | 13 ++
> > arch/riscv/Kconfig.errata | 13 --
> > arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi | 2 +-
> > arch/riscv/boot/dts/renesas/r9a07g043f.dtsi | 4 +-
> > arch/riscv/boot/dts/sophgo/cv1800b.dtsi | 2 +-
> > arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi | 128 +++++++++---------
> > arch/riscv/boot/dts/thead/th1520.dtsi | 8 +-
> > arch/riscv/errata/andes/errata.c | 10 +-
> > arch/riscv/errata/thead/errata.c | 19 ---
> > arch/riscv/include/asm/errata_list.h | 19 +--
> > arch/riscv/include/asm/hwcap.h | 2 +
> > arch/riscv/include/asm/vendorid_list.h | 2 +-
> > arch/riscv/kernel/alternative.c | 2 +-
> > arch/riscv/kernel/cpufeature.c | 2 +
> > drivers/irqchip/irq-riscv-intc.c | 89 ++++++++++--
> > drivers/perf/Kconfig | 27 ++++
> > drivers/perf/riscv_pmu_sbi.c | 47 +++++--
> > include/linux/soc/andes/irq.h | 18 +++
> > .../arch/riscv/andes/ax45/firmware.json | 68 ++++++++++
> > .../arch/riscv/andes/ax45/instructions.json | 127 +++++++++++++++++
> > .../arch/riscv/andes/ax45/memory.json | 57 ++++++++
> > .../arch/riscv/andes/ax45/microarch.json | 77 +++++++++++
> > tools/perf/pmu-events/arch/riscv/mapfile.csv | 1 +
> > 24 files changed, 592 insertions(+), 151 deletions(-)
> > create mode 100644 include/linux/soc/andes/irq.h
> > create mode 100644 tools/perf/pmu-events/arch/riscv/andes/ax45/firmware.json
> > create mode 100644 tools/perf/pmu-events/arch/riscv/andes/ax45/instructions.json
> > create mode 100644 tools/perf/pmu-events/arch/riscv/andes/ax45/memory.json
> > create mode 100644 tools/perf/pmu-events/arch/riscv/andes/ax45/microarch.json
> >
> > --
> > 2.34.1
> >
> >
> > _______________________________________________
> > linux-riscv mailing list
> > linux-riscv@lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/linux-riscv
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prev parent reply other threads:[~2023-12-26 3:02 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-25 10:32 [PATCH v6 00/16] Support Andes PMU extension Yu Chien Peter Lin
2023-12-25 10:32 ` [PATCH v6 01/16] riscv: errata: Rename defines for Andes Yu Chien Peter Lin
2023-12-25 10:32 ` [PATCH v6 02/16] irqchip/riscv-intc: Allow large non-standard interrupt number Yu Chien Peter Lin
2023-12-25 10:32 ` [PATCH v6 03/16] irqchip/riscv-intc: Introduce Andes hart-level interrupt controller Yu Chien Peter Lin
2023-12-25 10:32 ` [PATCH v6 04/16] dt-bindings: riscv: Add Andes interrupt controller compatible string Yu Chien Peter Lin
2023-12-25 10:32 ` [PATCH v6 05/16] riscv: dts: renesas: r9a07g043f: Update compatible string to use Andes INTC Yu Chien Peter Lin
2023-12-25 10:32 ` [PATCH v6 06/16] perf: RISC-V: Eliminate redundant interrupt enable/disable operations Yu Chien Peter Lin
2023-12-25 10:32 ` [PATCH v6 07/16] RISC-V: Move T-Head PMU to CPU feature alternative framework Yu Chien Peter Lin
2023-12-25 10:33 ` [PATCH v6 08/16] perf: RISC-V: Introduce Andes PMU for perf event sampling Yu Chien Peter Lin
2023-12-25 10:33 ` [PATCH v6 09/16] dt-bindings: riscv: Add T-Head PMU extension description Yu Chien Peter Lin
2023-12-25 10:33 ` [PATCH v6 10/16] dt-bindings: riscv: Add Andes " Yu Chien Peter Lin
2023-12-25 10:33 ` [PATCH v6 11/16] riscv: dts: allwinner: Add T-Head PMU extension for sun20i-d1s Yu Chien Peter Lin
2023-12-25 10:33 ` [PATCH v6 12/16] riscv: dts: sophgo: Add T-Head PMU extension for cv1800b Yu Chien Peter Lin
2023-12-25 10:33 ` [PATCH v6 13/16] riscv: dts: sophgo: Add T-Head PMU extension for sg2042 Yu Chien Peter Lin
2023-12-25 10:33 ` [PATCH v6 14/16] riscv: dts: thead: Add T-Head PMU extension for th1520 Yu Chien Peter Lin
2023-12-25 10:33 ` [PATCH v6 15/16] riscv: dts: renesas: Add Andes PMU extension for r9a07g043f Yu Chien Peter Lin
2023-12-25 10:33 ` [PATCH v6 16/16] riscv: andes: Support specifying symbolic firmware and hardware raw events Yu Chien Peter Lin
2023-12-25 21:06 ` [PATCH v6 00/16] Support Andes PMU extension Lad, Prabhakar
2023-12-26 2:59 ` Yu-Chien Peter Lin [this message]
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