- Mark as New
- Bookmark
- Subscribe
- Mute
- Subscribe to RSS Feed
- Permalink
- Report Inappropriate Content
I want to write a custom gpio interrupt driver. I just want to trigger the led in interrup handle function.
In my probe function I register interrupt and initial the registers. I can see the interrupt number in /proc/interrupt after booting. Like below 197: 0 0 GIC gpio_key but the interrupt handle function nerver execute. What is the problem with the driver?Link Copied
5 Replies
- Mark as New
- Bookmark
- Subscribe
- Mute
- Subscribe to RSS Feed
- Permalink
- Report Inappropriate Content
- Mark as New
- Bookmark
- Subscribe
- Mute
- Subscribe to RSS Feed
- Permalink
- Report Inappropriate Content
Thanks in advance.
I'm having trouble compiling my custom device driver. I'm using the 14.1 tools. My compiled linux is in /home/user1/linux-socfpga My cross compiler is in /home/user1/gcc-linaro-arm-linux-gnueabihf-4.8-2013.12_linux/bin/arm-linux-gnueabihf- My device driver is in /home/user1/newDriver I'VE TRIED LOTS OF THINGS - and googled for a few hours One was -- from the newDriver directory I tried: # ] make ARCH=arm CROSS_COMPILE=/home/user1/gcc-linaro-arm-linux-gnueabihf-4.8-2013.12_linux/bin/arm-linux-gnueabihf- KERNEL_SRC=/home/user1/linux-socfpga IT TRIES BUT CAN'T FIND the kernel header files. Any help would be greatly appreicated.- Mark as New
- Bookmark
- Subscribe
- Mute
- Subscribe to RSS Feed
- Permalink
- Report Inappropriate Content
--- Quote Start --- Thanks in advance. I'm having trouble compiling my custom device driver. I'm using the 14.1 tools. My compiled linux is in /home/user1/linux-socfpga My cross compiler is in /home/user1/gcc-linaro-arm-linux-gnueabihf-4.8-2013.12_linux/bin/arm-linux-gnueabihf- My device driver is in /home/user1/newDriver I'VE TRIED LOTS OF THINGS - and googled for a few hours One was -- from the newDriver directory I tried:# ] make ARCH=arm CROSS_COMPILE=/home/user1/gcc-linaro-arm-linux-gnueabihf-4.8-2013.12_linux/bin/arm-linux-gnueabihf- KERNEL_SRC=/home/user1/linux-socfpga IT TRIES BUT CAN'T FIND the kernel header files. Any help would be greatly appreicated. --- Quote End --- SOLUTION: Here is the Makefile KERNEL_DIR=/home/user1/linux-socfpga obj-m := testDriver.o PWD := $(shell pwd) default: $(MAKE) M=$(PWD) ARCH=arm CROSS_COMPILE=/home/user1/gcc-linaro-arm-linux-gnueabihf-4.8-2013.12_linux/bin/arm-linux-gnueabihf- -C $(KERNEL_DIR) SUBDIRS=$(PWD) modules clean: $(MAKE) -C $(KERNEL_DIR) SUBDIRS=$(PWD) clean
- Mark as New
- Bookmark
- Subscribe
- Mute
- Subscribe to RSS Feed
- Permalink
- Report Inappropriate Content
Hey jpe1313,
Can you please specify what is the content of your linux-socfpga? Is this : http://git.rocketboards.org/linux-socfpga.git- Mark as New
- Bookmark
- Subscribe
- Mute
- Subscribe to RSS Feed
- Permalink
- Report Inappropriate Content
Yes, it is. There are instructions on how to get your Linux release and tools.
http://www.rocketboards.org/foswiki/documentation/gsrd141compilinglinux and if you want to checkout a different kernel follow these instructions --> http://rocketboards.org/foswiki/documentation/alterasocltsirtkernel Hope that helps.
Reply
Topic Options
- Subscribe to RSS Feed
- Mark Topic as New
- Mark Topic as Read
- Float this Topic for Current User
- Bookmark
- Subscribe
- Printer Friendly Page