F9 microkernel

• Hackpad<https://hackpad.com/F9-Kernel-Note-UnUXDVd9Zv2>_

作業系統架構

Basic Kernel Library

• KTable - 一套快速的物件管理機制，結構如下：

.. code-block:: c

struct ktable {
    char *tname;
    bitmap_ptr_t bitmap;
    ptr_t data;
    size_t num;
    size_t size;
};

typedef struct ktable ktable_t;

硬體驅動原理

• Flash Patch and Breakpoint Unit (FPB), ARMv7-M Debug Architecture
• MPU (Memory Protection Unit)

效能表現

參考資料

• http://www.slideshare.net/jserv/f9-microkernel