System Software Lab.,POSTECH TOE(TCP/IP Offload Engine) 김광식, 백근훈

System Software Lab.,POSTECH OUTLINE Target Board Bootloader Linux Kernel Device Drivers

System Software Lab.,POSTECH Target Board Breeze PCI-730 Controller An Intelligent Gigabit Ethernet Controller that off-loads LAN protocol processing from the host processor a 600 MHz Intel XScale™ processor 64-bit, 66 MHz PCI 2.2 Compliant Primary PCI Interface Flash ROM, Serial Port, JTAG Emulator Interface, One Gigabit Ethernet Interfaces Made by cyclone Serious problem – there is not the jtag cable Jtag cable – the using of writing bootloader to board

System Software Lab.,POSTECH Bootloader Breeze Bootloader Made by cyclone Providing Bootloader manual Host machine과 통신  Serial Communication(9600bps,8N1) Requirements Bootloader 소스와 manual 분석 현재 부트로더 소스 없음 어떤 식으로 Target board에 데이터를 전송하는 할 지에 대한 연구

System Software Lab.,POSTECH Linux Kernel  Cross compiler  확보(O)  Linux kernel source & Patch files  확보(O)  Requirements Compile & Test

System Software Lab.,POSTECH Device Drivers  Progress  Not yet  Requirements  Checking whether each device driver work or not  Studying about PCI interface  Implementation PCI device driver