2012-06-26

original @sync.in: http://sync.in/ep/pad/view/juluosdev/s2Cofy80QK

MIT OSE 讀書會 6/26 Lab4 Part C & STM32F4 discussion

Lab4 overview & Discussion

• Global lock
• narrow lock scope
• RCU
• http://en.wikipedia.org/wiki/Read-copy-update
• Check linux kernel lock的實作方式
• cool tool: SPARSE can be used to debug MACRO
• http://en.wikipedia.org/wiki/Sparse

STM32-F4 first touch

• http://www.slideshare.net/benuxwei/stm32-f4-first-touch
• Connect STM32F4 to DP83848
• https://sites.google.com/site/miguelmoreto/home-eng/projects/stm32f4-adapter-board
• http://www.nabiltewolde.com/?tag=STM32F4
• Page 12: www.scs.stanford.edu/nyu/04fa/sched/readings/l3.pdf
• MCU with STM32F407
• included by F4OS
• 6/26 github repository include the process implement and hello world (UART)

Unix v6

• PDP-11
• asm => SAVU ---> save user mode context