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Message-ID: <53D1A8EF.60807@linaro.org> Date: Fri, 25 Jul 2014 08:46:39 +0800 From: Hanjun Guo <hanjun.guo@...aro.org> To: Catalin Marinas <catalin.marinas@....com>, "Rafael J. Wysocki" <rjw@...ysocki.net>, Mark Rutland <mark.rutland@....com> CC: Graeme Gregory <graeme.gregory@...aro.org>, Arnd Bergmann <arnd@...db.de>, Grant Likely <grant.likely@...aro.org>, Sudeep Holla <Sudeep.Holla@....com>, Will Deacon <will.deacon@....com>, Jason Cooper <jason@...edaemon.net>, Marc Zyngier <marc.zyngier@....com>, Bjorn Helgaas <bhelgaas@...gle.com>, Daniel Lezcano <daniel.lezcano@...aro.org>, Mark Brown <broonie@...aro.org>, Robert Richter <rric@...nel.org>, Lv Zheng <lv.zheng@...el.com>, Robert Moore <robert.moore@...el.com>, Lorenzo Pieralisi <Lorenzo.Pieralisi@....com>, Liviu Dudau <Liviu.Dudau@....com>, Randy Dunlap <rdunlap@...radead.org>, Charles.Garcia-Tobin@....com, linux-acpi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, linaro-acpi-private@...aro.org Subject: Re: [PATCH 00/19] Introduce ACPI for ARM64 based on ACPI 5.1 Hi folks, I included the linaro-acpi-private mail list wrongly when I was sending them out, it will cause Delivery Status Notification (Failure) when you are not in that mail list, sorry for the messed up, it was a little bit late for me last night, and little bit dottiness for me too, I must be tired :( please remove the linaro-acpi-private mail list when you replied, Thanks. Best Regards Hanjun On 2014-7-24 21:00, Hanjun Guo wrote: > ACPI 5.1 was released [1] and it fixed some major gaps to run ACPI > on ARM, this patch just follow the ACPI 5.1 spec and prepare the > code to run ACPI on ARM64. > > ACPI 5.1 has some major changes for the following tables and > method which are essential for ARM platforms: > > 1) MADT table updates. > New fields were introduced to cover MPIDR and virtualization in > GICC, and introduce GICR and GIC MSI frame structure to cover > GICv3 and GICv2m (this patch set only cover GICv2). > > 2) FADT updates for PSCI > New fields were introduced to cover PSCI and ACPI can use psci > to boot SMP and other PSCI related functions. > > 3) GTDT > GTDT was updated to support arch timer, memory-mapped tiemr, > SBSA watchdog timer, in this patch, only arch timer tested on > Juno board, so only arch timer init is available. > > 4) _DSD > _DSD (Device Specific Data) will provide some key values which > presented by FDT before, it makes possible that some devices can > be emumerated in ACPI way, please refer to the document provided > in this patch set for detail. > > This patch set is the ARM64 ACPI core patches covered MADT, FADT > and GTDT, _DSD is not covered in this patch set. We first introduce > acpi.c and its related head file which are needed by ACPI core, and > then get RSDP to extract all the ACPI boot-time tables. > > When all the boot-time tables (FADT, MADT, GTDT) are ready, then > parse them to init the sytem when booted. Specifically, > a) we use FADT to init PSCI and use PSCI to boot SMP; > b) Use MADT for GIC init and SMP init; > c) GTDT for arch timer init. > > This patch set is based on the former ACPICA patches I sent, and I > already compiled it OK with: > a) each patch applied on ARM64 with CONFIG_ACPI=y; > b) CONFIG_ACPI=n on ARM64; > c) CONFIG_ACPI=y on x86. > > Also this patch set was tested by Graeme on ARM64 Juno platform, it > boot successfully with ACPI only (no device tree). > > [1] > You can download ACPI 5.1 from http://www.uefi.org/specifications > > Al Stone (3): > ARM64 / ACPI: Get RSDP and ACPI boot-time tables > ARM64 / ACPI: Introduce early_param for "acpi" > ARM64 / ACPI: Select ACPI_REDUCED_HARDWARE_ONLY if ACPI is enabled on > ARM64 > > Ashwin Chaugule (1): > ACPI / table: Add new function to get table entries > > Graeme Gregory (4): > ARM64 / ACPI: Introduce lowlevel suspend function > ARM64 / ACPI: If we chose to boot from acpi then disable FDT > ARM64 / ACPI: Enable ARM64 in Kconfig > Documentation: ACPI for ARM64 > > Hanjun Guo (10): > ARM64 / ACPI: Introduce arch_fix_phys_package_id() for cpu topology > ARM64 / ACPI: Make PCI optional for ACPI on ARM64 > ARM64 / ACPI: Parse FADT table to get PSCI flags for PSCI init > ARM64 / ACPI: Parse MADT to map logical cpu to MPIDR and get > cpu_possible/present_map > ACPI / table: Print GIC information when MADT is parsed > ARM64 / ACPI: Move the initialization of cpu_logical_map(0) before > acpi_boot_init() > ARM64 / ACPI: Get the enable method for SMP initialization in ACPI > way > ACPI / processor: Make it possible to get CPU hardware ID via GICC > ARM64 / ACPI: Introduce ACPI_IRQ_MODEL_GIC and register device's gsi > ARM64 / ACPI: Parse GTDT to initialize arch timer > > Tomasz Nowicki (1): > ARM64 / ACPI: Add GICv2 specific ACPI boot support > > Documentation/arm64/arm-acpi.txt | 240 ++++++++++++++++++++ > Documentation/kernel-parameters.txt | 3 +- > arch/arm64/Kconfig | 3 + > arch/arm64/include/asm/acenv.h | 18 ++ > arch/arm64/include/asm/acpi.h | 90 ++++++++ > arch/arm64/include/asm/cpu.h | 11 + > arch/arm64/include/asm/cpu_ops.h | 9 +- > arch/arm64/include/asm/pci.h | 11 + > arch/arm64/include/asm/smp.h | 2 +- > arch/arm64/include/asm/topology.h | 2 + > arch/arm64/kernel/Makefile | 1 + > arch/arm64/kernel/acpi.c | 403 ++++++++++++++++++++++++++++++++++ > arch/arm64/kernel/cpu_ops.c | 52 ++++- > arch/arm64/kernel/irq.c | 5 + > arch/arm64/kernel/psci.c | 95 +++++--- > arch/arm64/kernel/setup.c | 11 +- > arch/arm64/kernel/smp.c | 39 +++- > arch/arm64/kernel/time.c | 7 + > arch/arm64/kernel/topology.c | 14 ++ > drivers/acpi/Kconfig | 6 +- > drivers/acpi/Makefile | 2 +- > drivers/acpi/bus.c | 3 + > drivers/acpi/internal.h | 5 + > drivers/acpi/processor_core.c | 36 +++ > drivers/acpi/tables.c | 109 +++++++-- > drivers/clocksource/arm_arch_timer.c | 117 ++++++++-- > drivers/irqchip/irq-gic.c | 114 ++++++++++ > include/linux/acpi.h | 5 + > include/linux/clocksource.h | 6 + > include/linux/irqchip/arm-gic-acpi.h | 36 +++ > include/linux/pci.h | 37 +++- > 31 files changed, 1397 insertions(+), 95 deletions(-) > create mode 100644 Documentation/arm64/arm-acpi.txt > create mode 100644 arch/arm64/include/asm/acenv.h > create mode 100644 arch/arm64/include/asm/acpi.h > create mode 100644 arch/arm64/include/asm/cpu.h > create mode 100644 arch/arm64/include/asm/pci.h > create mode 100644 arch/arm64/kernel/acpi.c > create mode 100644 include/linux/irqchip/arm-gic-acpi.h > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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