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  • Description The latest forum discussions for Arm architectures and Cortex-A, R, M, and classic processors.
  • Threads 3586 Questions
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  • Answered

    MOESI state encoding of Cortex-A7 +1

    • Cortex-A53
    • Cache coherency
    • Cortex-A
    • Cortex-A7
    3843 views
    1 reply
    Latest over 9 years ago
    by Matt Sealey Arm Employee Badge
  • Answered

    DMA Failing on Vision Application using Cortex-A9 +1

    • Cortex-A9
    • Cortex-A
    4622 views
    1 reply
    Latest over 9 years ago
    by Peter Harris Arm Employee Badge
  • Answered

    ARM v8 PMU Cycle counter +1

    • Armv7
    • AArch64
    • Cortex-A15
    • Cortex-A
    • Linux
    26311 views
    8 replies
    Latest over 9 years ago
    by Matt Sealey Arm Employee Badge
  • Answered

    Why does FPU performance differ in AArch64 and AArch32 with Cortex-A53? +1

    • Armv7-A
    • AArch64
    • Armv8-A
    • Cortex-A
    • Cortex-53
    • AArch32
    16879 views
    3 replies
    Latest over 9 years ago
    by daith
  • Answered

    How to nest svc (svcall) on Cortex-M3 ? +1

    5302 views
    2 replies
    Latest over 9 years ago
    by Barga
  • Answered

    Loss of information - SMMUL +1

    • 32-bit
    • Cortex-M
    • Cortex-M4
    13714 views
    19 replies
    Latest over 9 years ago
    by daith
  • Answered

    TrustZone Controller in FVP Cortex57-A Base platform 0

    • Cortex-A57
    • TrustZone Controllers
    • Cortex-A
    • CoreLink TZC-400
    3370 views
    1 reply
    Latest over 9 years ago
    by Peter Rielly Arm Employee Badge
  • Not Answered

    Understanding armv8 tbx and tbl instructions 0

    • Armv8=A.Neon
    • compiler
    • simd
    • C
    • Linux
    8816 views
    2 replies
    Latest over 9 years ago
    by Pankaje
  • Answered

    Snake robot with ARM Cortex-M4 processor +1

    • Cortex-M
    • Cortex-M4
    3164 views
    2 replies
    Latest over 9 years ago
    by Prashant.Sulakhe
  • Answered

    How to prepare ADC data for Q31_t CMSIS DSP functions? 0

    • Cortex-M
    • CMSIS
    • Cortex-M4
    17534 views
    7 replies
    Latest over 9 years ago
    by Andrea Bettati
  • Not Answered

    CAN Stack Integration for ARM cortex R5F +1

    • Cortex-R
    • Cortex-R5
    • Cortex-M
    2897 views
    1 reply
    Latest over 9 years ago
    by Jens Bauer
  • Not Answered

    Starting with ARM from AVR 0

    • development board
    • Microcontroller
    4754 views
    5 replies
    Latest over 9 years ago
    by Merijn van Pelt
  • Answered

    how to know the specific cycles of every arm instruction (armV7,cortex-a8) while executing in asm file? +1

    • Armv7
    • Cortex-A
    • Cortex-A8
    5495 views
    1 reply
    Latest over 9 years ago
    by Martin Weidmann Arm Employee Badge
  • Answered

    Type 2 Hypervisor with Hardware Assisted Virtualization as Cortex A15 +1

    • Cortex-A15
    • Cortex-A
    • Armv8.1-A
    • Linux
    4822 views
    1 reply
    Latest over 9 years ago
    by Martin Weidmann Arm Employee Badge
  • Not Answered

    Race condition between wake up event and WFI on Cortex-M3/M4 0

    • Cortex-M3
    • Cortex-M
    • Cortex-M4
    8420 views
    3 replies
    Latest over 9 years ago
    by neo
  • Answered

    HI,why the VFP vector mode can not be used in cortex-a series processors? +1

    • Armv7
    • Cortex-A9
    • NEON
    • Cortex-A
    6260 views
    7 replies
    Latest over 9 years ago
    by Peter Harris Arm Employee Badge
  • Answered

    ARMv8-A Instruction for Getting CPU Number 0

    • Armv8-A
    • TrustZone
    • Linux
    14147 views
    3 replies
    Latest over 9 years ago
    by Matt Sealey Arm Employee Badge
  • Not Answered

    cache invalidation 0

    • Cache
    5774 views
    2 replies
    Latest over 9 years ago
    by Anupam Jain
  • Answered

    SMP ARM cores hang when using DMA and two cores enabled +1

    • Cortex-A9
    • AXI
    • Cortex-A
    • Linux
    6776 views
    2 replies
    Latest over 9 years ago
    by Elad Nachman
  • Answered

    Cortex-M instruction set test? 0

    • Cortex-M
    12312 views
    7 replies
    Latest over 9 years ago
    by Allen Willson
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Topics being discussed in this forum
  • AArch64
  • AMBA
  • Arm Assembly Language (ASM)
  • Armv7-A
  • Armv8-A
  • Armv8-M
  • AXI
  • Cache
  • Cortex-A
  • Cortex-A53
  • Cortex-A7
  • Cortex-A8
  • Cortex-A9
  • Cortex-M
  • Cortex-M0
  • Cortex-M3
  • Cortex-M4
  • Cortex-M7
  • Cortex-R
  • Interrupt
  • Linux
  • Memory
  • Memory Management Unit (MMU)
  • NEON
  • TrustZone