makefile

最新rtlinux内核源码

all: test.o

include ../../../rtl.mk

help:
	@echo "/*********************************************************/"
	@echo "/*********************************************************/"
	@echo "/*  This is a simple program to test that the execution  */"
	@echo "/* of a signal handler can be interrupted by other       */"
	@echo "/* higher priority threads. In this test two periodic    */"
	@echo "/* threads are wasting time when they execute their      */"
	@echo "/* signal handlera. Be careful with the amount of        */"
	@echo "/* computing they do in their signal handlers. It can    */"
	@echo "/* lock up slow processors. A high priority thread       */"
	@echo "/* interrupts signal handler executions periodically     */"
	@echo "/* every 1 millisecond. Also a higher priority signal    */"
	@echo "/* handler interrupts a lower priority one.              */"
	@echo "/*  A chronogram of what is happening is shown in the    */"
	@echo "/* file testlog.txt. The first task is the Linux-kernel. */"
	@echo "/* The second and the third task are periodic tasks that */"
	@echo "/* are executing huge quantity of computing during their */"
	@echo "/* signal handlers. The last task is a high frequency    */"
	@echo "/* periodic task. Finally, the priority is increasing    */"
	@echo "/* with the number of the task. So the first task has    */"
	@echo "/* the lowest priority and the last the highest.         */"
	@echo "/*********************************************************/"
	@echo "/*********************************************************/"

clean:
	rm -f *.o

test: all help
	@echo "First we remove any existing rtl-modules"
	@echo "You may see error warnings from \"make\" - ignore them"
	@echo "Type <return> to continue"
	@read junk
	(cd ../../../; scripts/rmrtl)
	@echo "Now insert the fifo and scheduler"
	@echo "Type <return> to continue"
	@read junk
	(cd ../../../; scripts/insrtl)
	@echo "Now start the real-time tasks  module"
	@echo "Type <return> to continue"
	@read junk
	@tail -f /var/log/messages -n 0 &
	@insmod test.o
	@sleep 10
	@echo "Now let's stop the application"
	@echo "Type <return> to finish"
	@read junk
	@rmmod test
	@kill `pidof -s tail`

include ../../../Rules.make