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From Reset to Control: Disabling Interrupts on ARM Bare Metal
Bare‑metal execution on ARMv7 begins at the reset vector, long before any C environment exists. When a Cortex‑A9 leaves reset under QEMU’s vexpress‑a9 model, th...
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Decoding Exception Entry & Exit on ARM Cortex-Mx
Introduction – Why This Post Exists Interrupt handling on ARM Cortex‑M x looks simple on paper, but it becomes confusing the moment you open a debugger. - PC v...
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OrangePi 6 Plus Review
Article URL: https://boilingsteam.com/orange-pi-6-plus-review/ Comments URL: https://news.ycombinator.com/item?id=46401499 Points: 80 Comments: 62...
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How to build a firmware using Makefile?
Building STM32 Firmware with a Single Makefile In embedded programming we often rely on IDEs such as STM32CubeIDE, Keil, etc. These tools give us buttons and U...
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Qualcomm’s Ventana acquisition points to a long-term RISC-V strategy to complement its Arm lineup
Qualcomm has agreed to acquire Ventana Micro Systems, a RISC-V CPU specialist whose engineers have spent several years pushing the open instruction set toward h...
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JVM, Java Memory Model e CPU: por que funciona em x86 e quebra em ARM
Introdução “Mas nunca deu problema na minha máquina.” Provavelmente porque sua máquina é x86. Troque para ARM e alguns bugs de concorrência que estavam “dormin...
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From ARM Assembly to Machine Code: A Bare-Metal Primer
'ARMv7 programmer‑visible registers ARMv7 exposes sixteen general‑purpose registers R0–R15 and several status registers. | Register | Role | |
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First ARM-supported 3D driver for discrete gaming GPUs emerges from China — Lisuan 7G106 runs 3DMark on a Windows 11 ARM machine
Lisuan's 7G105 discrete GPU was spotted running 3DMark in an ARM-based machine, revealing that Lisuan has quite possibly built the first 3D graphics driver that...