From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yu-Chien Peter Lin Date: Tue, 21 Nov 2023 15:44:14 +0800 Subject: [PATCH v2 00/11] Add Andes PMU extension support In-Reply-To: References: <20231019113713.3508153-1-peterlin@andestech.com> Message-ID: List-Id: To: opensbi@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Hi Anup, On Thu, Nov 16, 2023 at 12:31:03PM +0530, Anup Patel wrote: > On Thu, Oct 19, 2023 at 5:10?PM Yu Chien Peter Lin > wrote: > > > > This patch series enables perf tool to utilize Andes PMU > > extension via PMU SBI calls, provides PMU device callbacks > > to achieve event sampling and mode filtering. > > > > This version also introduces a platform override fdt_add_pmu_mappings() > > to create event mappings before PMU setup if a valid PMU node > > is missing. > > > > The last patch provides a PMU node example used on AX45MP cores. > > > > 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-v2 > > > > Yu Chien Peter Lin (11): > > sbi: sbi_pmu: Improve sbi_pmu_init() error handling > > sbi: sbi_pmu: Add hw_counter_filter_mode() to pmu device > > platform: include: andes45: Add PMU related CSR defines > > platform: andes: Add Andes custom PMU support > > platform: andes: Enable Andes PMU for AE350 > > platform: rzfive: Enable Andes PMU for RZ/Five > > lib: utils: fdt_fixup: Add fdt_add_pmu_mappings() helper function > > lib: utils: fdt_fixup: Allow preserving PMU properties > > platform: andes: Factor out is_andes() helper > > platform: andes: Implement andes_fdt_add_pmu_mappings platform > > override > > docs: pmu: Add Andes PMU node example > > It would be great to have v3 sooner because next month we > have OpenSBI v1.4 release. > > Regards, > Anup Thanks for the comments on the series, I will update accordingly and submit the next version soon. Best regards, Peter Lin > > > > docs/pmu_support.md | 82 ++++ > > include/sbi/sbi_ecall_interface.h | 5 + > > include/sbi/sbi_pmu.h | 6 + > > include/sbi/sbi_scratch.h | 2 + > > include/sbi_utils/fdt/fdt_fixup.h | 48 +++ > > lib/sbi/sbi_pmu.c | 10 +- > > lib/utils/fdt/fdt_fixup.c | 101 ++++- > > lib/utils/fdt/fdt_pmu.c | 2 +- > > platform/generic/Kconfig | 4 + > > platform/generic/andes/Kconfig | 11 + > > platform/generic/andes/ae350.c | 31 +- > > platform/generic/andes/andes_hpm.c | 381 +++++++++++++++++++ > > platform/generic/andes/andes_pmu.c | 81 ++++ > > platform/generic/andes/objects.mk | 2 + > > platform/generic/include/andes/andes45.h | 32 ++ > > platform/generic/include/andes/andes_hpm.h | 83 ++++ > > platform/generic/include/andes/andes_pmu.h | 8 + > > platform/generic/include/platform_override.h | 1 + > > platform/generic/platform.c | 16 +- > > platform/generic/renesas/rzfive/rzfive.c | 18 +- > > 20 files changed, 909 insertions(+), 15 deletions(-) > > create mode 100644 platform/generic/andes/andes_hpm.c > > create mode 100644 platform/generic/andes/andes_pmu.c > > create mode 100644 platform/generic/include/andes/andes_hpm.h > > create mode 100644 platform/generic/include/andes/andes_pmu.h > > > > -- > > 2.34.1 > >