From: Vineet Gupta <vgupta@synopsys.com>
To: Noam Camus <noamc@ezchip.com>, linux-snps-arc@lists.infradead.org
Cc: linux-kernel@vger.kernel.org, talz@ezchip.com, gilf@ezchip.com,
cmetcalf@ezchip.com
Subject: Re: [PATCH v1 00/20] eznps a new ARC platform
Date: Wed, 4 Nov 2015 21:05:13 +0530 [thread overview]
Message-ID: <563A25B1.2000201@synopsys.com> (raw)
In-Reply-To: <1446297327-16298-1-git-send-email-noamc@ezchip.com>
On Saturday 31 October 2015 06:45 PM, Noam Camus wrote:
> From: Noam Camus <noamc@ezchip.com>
>
> This set introduce new platform to ARC architecture.
> Platform name called "eznps" for working with EZchip NPS400
> Network Proccessor.
> NPS400 is targeted to service "fast path" network applications.
>
> NPS400 got mesh of 256 extended ARC cores (AKA CTOP), each core
> got 16 HW threats.
threads - although it might as well be a thread to others doing network SoC :-)
This is basically SMT core where at any point of
> time only one HW thread is active.
> Each core have HW scheduler that round robin between eligible HW
> threads. Totaly, kernel sees 4096 CPUs which I belive is a high record.
> There is no cache coherency between cores so generic user applications
> and kernel do not use D$.
>
> Cores got special memory mappings for huge pages (8MB).
> Mapping is static and should provide application enough memory without
> any "TLB miss". This mapping is on top of TLB mapping.
>
> This is a basic set that will later be followed with additional
> set of patches with all advanced features.
>
> Many thanks to all people helping to make this happen.
>
> Regards,
> Noam Camus
>
> Noam Camus (17):
> Documentation: Add EZchip vendor to binding list
> clocksource: Add NPS400 timers driver
> irqchip: add nps Internal and external irqchips
> ARC: Set vmalloc size from configuration
> ARC: rwlock: disable interrupts in !LLSC variant
> ARC: Mark cpu online only after it has executed the per cpu init
> hook.
> ARC: mm: use generic macros _BITUL()
> ARC: add CONFIG_CLKSRC_OF support to time_init()
> ARC: [plat-eznps] Add eznps board defconfig and dts
> ARC: [plat-eznps] Add eznps platform
> ARC: [plat-eznps] Use dedicated user stack top
> ARC: [plat-eznps] Use dedicated bitops/atomic/cmpxchg
> ARC: [plat-eznps] Use dedicated SMP barriers
> ARC: [plat-eznps] Use dedicated identity auxiliary register.
> ARC: [plat-eznps] Use dedicated COMMAND_LINE_SIZE
> ARC: [plat-eznps] define IPI_IRQ
> ARC: Add eznps platform to Kconfig and Makefile
>
> Tal Zilcer (3):
> ARC: Use res_service as entry point for secondaries
> ARC: [plat-eznps] Use dedicated cpu_relax()
> ARC: [plat-eznps] replace sync with proper cpu barrier
>
> Documentation/devicetree/bindings/arc/eznps.txt | 7 +
> .../interrupt-controller/ezchip,nps400-ic.txt | 17 ++
> .../bindings/timer/ezchip,nps400-timer.txt | 11 +
> .../devicetree/bindings/vendor-prefixes.txt | 1 +
> MAINTAINERS | 6 +
> arch/arc/Kconfig | 9 +
> arch/arc/Makefile | 9 +
> arch/arc/boot/dts/eznps.dts | 76 ++++++
> arch/arc/configs/nps_defconfig | 85 +++++++
> arch/arc/include/asm/atomic.h | 69 +++++
> arch/arc/include/asm/barrier.h | 8 +
> arch/arc/include/asm/bitops.h | 49 ++++
> arch/arc/include/asm/cmpxchg.h | 49 ++++
> arch/arc/include/asm/entry-compact.h | 8 +
> arch/arc/include/asm/irq.h | 4 +
> arch/arc/include/asm/pgtable.h | 2 +-
> arch/arc/include/asm/processor.h | 32 ++-
> arch/arc/include/asm/setup.h | 4 +
> arch/arc/include/asm/smp.h | 2 +-
> arch/arc/include/asm/spinlock.h | 14 +
> arch/arc/kernel/ctx_sw.c | 20 ++
> arch/arc/kernel/smp.c | 9 +-
> arch/arc/kernel/time.c | 4 +
> arch/arc/mm/tlb.c | 12 +
> arch/arc/plat-eznps/Kconfig | 34 +++
> arch/arc/plat-eznps/Makefile | 7 +
> arch/arc/plat-eznps/entry.S | 76 ++++++
> arch/arc/plat-eznps/include/plat/ctop.h | 265 ++++++++++++++++++++
> arch/arc/plat-eznps/include/plat/mtm.h | 60 +++++
> arch/arc/plat-eznps/include/plat/smp.h | 27 ++
> arch/arc/plat-eznps/mtm.c | 152 +++++++++++
> arch/arc/plat-eznps/platform.c | 40 +++
> arch/arc/plat-eznps/smp.c | 160 ++++++++++++
> drivers/clocksource/Makefile | 1 +
> drivers/clocksource/timer-nps.c | 103 ++++++++
> drivers/irqchip/Makefile | 1 +
> drivers/irqchip/irq-eznps.c | 222 ++++++++++++++++
> 37 files changed, 1644 insertions(+), 11 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/arc/eznps.txt
> create mode 100644 Documentation/devicetree/bindings/interrupt-controller/ezchip,nps400-ic.txt
> create mode 100644 Documentation/devicetree/bindings/timer/ezchip,nps400-timer.txt
> create mode 100644 arch/arc/boot/dts/eznps.dts
> create mode 100644 arch/arc/configs/nps_defconfig
> create mode 100644 arch/arc/plat-eznps/Kconfig
> create mode 100644 arch/arc/plat-eznps/Makefile
> create mode 100644 arch/arc/plat-eznps/entry.S
> create mode 100644 arch/arc/plat-eznps/include/plat/ctop.h
> create mode 100644 arch/arc/plat-eznps/include/plat/mtm.h
> create mode 100644 arch/arc/plat-eznps/include/plat/smp.h
> create mode 100644 arch/arc/plat-eznps/mtm.c
> create mode 100644 arch/arc/plat-eznps/platform.c
> create mode 100644 arch/arc/plat-eznps/smp.c
> create mode 100644 drivers/clocksource/timer-nps.c
> create mode 100644 drivers/irqchip/irq-eznps.c
>
next prev parent reply other threads:[~2015-11-04 15:35 UTC|newest]
Thread overview: 95+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-31 13:15 [PATCH v1 00/20] eznps a new ARC platform Noam Camus
2015-10-31 13:15 ` [PATCH v1 01/20] Documentation: Add EZchip vendor to binding list Noam Camus
2015-10-31 13:15 ` [PATCH v1 02/20] clocksource: Add NPS400 timers driver Noam Camus
2015-11-01 20:44 ` Daniel Lezcano
2015-11-02 7:57 ` Noam Camus
2015-11-02 11:03 ` Vineet Gupta
2015-11-03 15:18 ` Noam Camus
2015-10-31 13:15 ` [PATCH v1 03/20] irqchip: add nps Internal and external irqchips Noam Camus
2015-10-31 13:15 ` [PATCH v1 04/20] ARC: Set vmalloc size from configuration Noam Camus
2015-10-31 13:15 ` [PATCH v1 05/20] ARC: rwlock: disable interrupts in !LLSC variant Noam Camus
2015-11-02 9:16 ` Peter Zijlstra
2015-11-02 9:42 ` Vineet Gupta
2015-11-02 10:03 ` Peter Zijlstra
2015-10-31 13:15 ` [PATCH v1 06/20] ARC: Mark cpu online only after it has executed the per cpu init hook Noam Camus
2015-10-31 13:15 ` [PATCH v1 07/20] ARC: mm: use generic macros _BITUL() Noam Camus
2015-11-02 6:23 ` Vineet Gupta
2015-11-02 6:27 ` Noam Camus
2015-10-31 13:15 ` [PATCH v1 08/20] ARC: Use res_service as entry point for secondaries Noam Camus
2015-11-02 6:38 ` Vineet Gupta
2015-11-02 8:05 ` Noam Camus
2015-10-31 13:15 ` [PATCH v1 09/20] ARC: add CONFIG_CLKSRC_OF support to time_init() Noam Camus
2015-11-02 6:32 ` Vineet Gupta
2015-10-31 13:15 ` [PATCH v1 10/20] ARC: [plat-eznps] Add eznps board defconfig and dts Noam Camus
2015-10-31 13:15 ` [PATCH v1 11/20] ARC: [plat-eznps] Add eznps platform Noam Camus
2015-11-02 10:56 ` Vineet Gupta
2015-11-03 15:59 ` Noam Camus
2015-11-04 12:38 ` Noam Camus
2015-11-05 5:09 ` Vineet Gupta
2015-10-31 13:15 ` [PATCH v1 12/20] ARC: [plat-eznps] Use dedicated user stack top Noam Camus
2015-10-31 13:15 ` [PATCH v1 13/20] ARC: [plat-eznps] Use dedicated bitops/atomic/cmpxchg Noam Camus
2015-11-02 11:56 ` Vineet Gupta
2015-10-31 13:15 ` [PATCH v1 14/20] ARC: [plat-eznps] Use dedicated SMP barriers Noam Camus
2015-11-02 8:02 ` Vineet Gupta
2015-11-02 13:08 ` Noam Camus
2015-10-31 13:15 ` [PATCH v1 15/20] ARC: [plat-eznps] Use dedicated identity auxiliary register Noam Camus
2015-10-31 13:15 ` [PATCH v1 16/20] ARC: [plat-eznps] Use dedicated cpu_relax() Noam Camus
2015-11-02 7:54 ` Vineet Gupta
2015-11-02 9:21 ` Peter Zijlstra
2015-11-03 14:02 ` Noam Camus
2015-10-31 13:15 ` [PATCH v1 17/20] ARC: [plat-eznps] Use dedicated COMMAND_LINE_SIZE Noam Camus
2015-10-31 13:15 ` [PATCH v1 18/20] ARC: [plat-eznps] define IPI_IRQ Noam Camus
2015-11-02 7:52 ` Vineet Gupta
2015-11-02 12:16 ` Noam Camus
2015-10-31 13:15 ` [PATCH v1 19/20] ARC: [plat-eznps] replace sync with proper cpu barrier Noam Camus
2015-11-02 7:48 ` Vineet Gupta
2015-11-02 9:26 ` Peter Zijlstra
2015-11-17 13:48 ` [PATCH] ARC: remove SYNC from __switch_to() Vineet Gupta
2015-10-31 13:15 ` [PATCH v1 20/20] ARC: Add eznps platform to Kconfig and Makefile Noam Camus
2015-11-02 11:06 ` Vineet Gupta
2015-11-03 15:32 ` Noam Camus
2015-11-04 15:35 ` Vineet Gupta [this message]
2015-11-04 15:53 ` [PATCH v1 00/20] eznps a new ARC platform Noam Camus
2015-11-04 17:42 ` Vineet Gupta
2015-11-07 10:52 ` [PATCH v2 00/19] " Noam Camus
2015-11-07 10:52 ` [PATCH v2 01/19] Documentation: Add EZchip vendor to binding list Noam Camus
2015-11-07 10:52 ` [PATCH v2 02/19] ARC: [plat-eznps] define IPI_IRQ Noam Camus
2015-11-07 10:52 ` [PATCH v2 03/19] clocksource: Add NPS400 timers driver Noam Camus
2015-11-07 11:26 ` Thomas Gleixner
2015-11-20 11:59 ` Noam Camus
2015-11-07 10:52 ` [PATCH v2 04/19] irqchip: add nps Internal and external irqchips Noam Camus
2015-11-07 11:38 ` Thomas Gleixner
2015-11-07 20:52 ` Noam Camus
2015-11-07 23:52 ` Thomas Gleixner
2015-11-07 10:52 ` [PATCH v2 05/19] ARC: Set vmalloc size from configuration Noam Camus
2015-11-07 10:52 ` [PATCH v2 06/19] ARC: rwlock: disable interrupts in !LLSC variant Noam Camus
2015-11-07 10:52 ` [PATCH v2 07/19] ARC: rename smp operation init_irq_cpu() to init_per_cpu() Noam Camus
2015-11-17 11:15 ` Vineet Gupta
2015-11-17 11:38 ` Noam Camus
2015-11-17 11:42 ` Vineet Gupta
2015-11-07 10:52 ` [PATCH v2 08/19] ARC: Mark secondary cpu online only after all HW setup is done Noam Camus
2015-11-17 11:17 ` Vineet Gupta
2015-11-07 10:52 ` [PATCH v2 09/19] ARC: add CONFIG_CLKSRC_OF support to time_init() Noam Camus
2015-11-07 10:52 ` [PATCH v2 10/19] ARC: [plat-eznps] Add eznps board defconfig and dts Noam Camus
2015-11-07 10:52 ` [PATCH v2 11/19] ARC: [plat-eznps] Add eznps platform Noam Camus
2015-11-07 10:52 ` [PATCH v2 12/19] ARC: [plat-eznps] Use dedicated user stack top Noam Camus
2015-11-07 10:52 ` [PATCH v2 13/19] ARC: [plat-eznps] Use dedicated atomic/bitops/cmpxchg Noam Camus
2015-11-07 10:52 ` [PATCH v2 14/19] ARC: [plat-eznps] Use dedicated SMP barriers Noam Camus
2015-11-07 10:52 ` [PATCH v2 15/19] ARC: [plat-eznps] Use dedicated identity auxiliary register Noam Camus
2015-11-07 10:52 ` [PATCH v2 16/19] ARC: [plat-eznps] Use dedicated cpu_relax() Noam Camus
2015-11-09 10:05 ` Peter Zijlstra
2015-11-09 10:22 ` Vineet Gupta
2015-11-09 10:45 ` Peter Zijlstra
2015-11-09 12:27 ` Vineet Gupta
2015-11-09 12:51 ` Peter Zijlstra
2015-11-07 10:52 ` [PATCH v2 17/19] ARC: [plat-eznps] Use dedicated COMMAND_LINE_SIZE Noam Camus
2015-11-07 10:52 ` [PATCH v2 18/19] ARC: [plat-eznps] replace sync with proper cpu barrier Noam Camus
2015-11-17 11:12 ` Vineet Gupta
2015-11-17 11:23 ` Peter Zijlstra
2015-11-17 11:37 ` Vineet Gupta
2015-11-17 12:22 ` Peter Zijlstra
2015-11-17 12:37 ` Vineet Gupta
2015-11-17 12:44 ` Peter Zijlstra
2015-11-17 13:32 ` Vineet Gupta
2015-11-17 13:59 ` Peter Zijlstra
2015-11-07 10:52 ` [PATCH v2 19/19] ARC: Add eznps platform to Kconfig and Makefile Noam Camus
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=563A25B1.2000201@synopsys.com \
--to=vgupta@synopsys.com \
--cc=cmetcalf@ezchip.com \
--cc=gilf@ezchip.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-snps-arc@lists.infradead.org \
--cc=noamc@ezchip.com \
--cc=talz@ezchip.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).