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  • Description The latest forum discussions for Arm architectures and Cortex-A, R, M, and classic processors.
  • Threads 3600 Questions
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  • Answered

    Trustzone Address Space controller fault to secure monitor. 0

    7178 views
    4 replies
    Latest over 8 years ago
    by Peter Rielly Arm Employee Badge
  • Answered

    Prerequisites for understanding TEE sample code +1

    • TrustZone
    • Armv8-M
    12911 views
    3 replies
    Latest over 8 years ago
    by Peter Rielly Arm Employee Badge
  • Suggested Answer

    hi. amba 3.0 axi interleaving 0

    • AMBA
    • AMBA 3
    • AXI
    14154 views
    9 replies
    Latest over 8 years ago
    by George ZHAO
  • Answered

    What is the Read ID for a SWD transaction? +1

    5553 views
    2 replies
    Latest over 8 years ago
    by guraaf
  • Answered

    undefined reference to `atan2' +2

    • Cortex-M
    • STM32F
    • Cortex-M4
    17274 views
    5 replies
    Latest over 8 years ago
    by Former Member
  • Answered

    Cortex-A9: disable SIMD, Neon & VFP in the secure world 0

    7463 views
    4 replies
    Latest over 8 years ago
    by Vincent Siles
  • Answered

    调试,仿真 +1

    4611 views
    1 reply
    Latest over 8 years ago
    by Joseph Yiu Arm Employee Badge
  • Answered

    What is the internal fault of 0xb42293? +1

    4315 views
    1 reply
    Latest over 8 years ago
    by Joseph Yiu Arm Employee Badge
  • Answered

    Clarity on EDBGRQ on CM4 +1

    4501 views
    1 reply
    Latest over 8 years ago
    by Joseph Yiu Arm Employee Badge
  • Not Answered

    A couple of use cases for TrustZone for ARMv8-M 0

    • Bluetooth
    • Architecture
    • ACE
    • CHI
    • Security
    • Cortex-M
    • TrustZone
    • Armv8-M
    • Software Development
    • Memory
    9788 views
    1 reply
    Latest over 8 years ago
    by Diya Soubra Arm Employee Badge
  • Not Answered

    What is the software overhead for TrustZone for ARMv8-M? 0

    • ANSI
    • Security
    • TrustZone
    • Armv8-M
    7434 views
    0 replies
    Started over 8 years ago
    by Diya Soubra Arm Employee Badge
  • Not Answered

    What is the top level difference in features between Cortex-M23 and Cortex-M33? 0

    • Cortex-M23
    • Cortex-M3
    • Cortex-M
    • TrustZone
    • Cortex-M33
    • Armv8-M
    9909 views
    0 replies
    Started over 8 years ago
    by Diya Soubra Arm Employee Badge
  • Not Answered

    Which of the Cortex-M processors support TrustZone for ARMv8-M today? 0

    • Cortex-M23
    • Cortex-M3
    • Cortex-M
    • TrustZone
    • Cortex-M33
    • Armv8-M
    7457 views
    0 replies
    Started over 8 years ago
    by Diya Soubra Arm Employee Badge
  • Not Answered

    What is TrustZone for ARMv8-M? 0

    • CHI
    • Security
    • Cortex-M3
    • Cortex-A
    • Cortex-M
    • TrustZone
    • Cortex-M33
    • Armv8-M
    • Software Development
    12785 views
    0 replies
    Started over 8 years ago
    by Diya Soubra Arm Employee Badge
  • Answered

    Linker in gnu arm toolchain says "group ended without start" thought there is no such option in my build +1

    • Toolchain
    • Embedded Software
    • GCC
    • Thumb
    • GNU Arm
    • Cortex-M
    • Cortex-M4
    9020 views
    5 replies
    Latest over 8 years ago
    by Thomas Preudhomme Arm Employee Badge
  • Suggested Answer

    Cortex A53 Program Counter Load After Debug Exit 0

    6510 views
    2 replies
    Latest over 8 years ago
    by Michael Williams Arm Employee Badge
  • Answered

    Is there an atomic way to enable the MMU and continue at a given virtual address +1

    4634 views
    1 reply
    Latest over 8 years ago
    by Ash Wilding Arm Employee Badge
  • Answered

    What's happening if NMI is active (via a push-button) during µC (Cortex M4) start-up (power on)? +2

    • Cortex-M
    • Cortex-M4
    7859 views
    3 replies
    Latest over 8 years ago
    by Jerome Decamps - 杜尚杰
  • Suggested Answer

    What's implemented in STM32F103C8? 0

    5040 views
    1 reply
    Latest over 8 years ago
    by Yasuhiko Koumoto
  • Answered

    thumb 2 instruction set 0

    12447 views
    7 replies
    Latest over 8 years ago
    by cray
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Topics being discussed in this forum
  • AArch64
  • AMBA
  • Arm Assembly Language (ASM)
  • Armv7-A
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  • Cortex-A
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  • NEON
  • TrustZone