hai, thank u!! but my folder structure from my board looks like *root@beaglebone:/usr/src# ls* *backfire linux-3.8.13* *root@beaglebone:/usr/src# cd linux-3.8.13/* *root@beaglebone:/usr/src/linux-3.8.13# ls* *include* *root@beaglebone:/usr/src/linux-3.8.13/include# ls*
*asm asm-generic drm linux mtd rdma scsi sound uapi video xen* *root@beaglebone:/usr/src/linux-3.8.13/include/linux# ls* *byteorder dvb isdn netfilter_arp netfilter_ipv6 spi tc_ematch* *caif hdlc mmc netfilter_bridge nfsd sunrpc usb* *can hsi netfilter netfilter_ipv4 raid tc_act wimax* *root@beaglebone:/usr/src/linux-3.8.13/include/linux# * this info shows that my board shipped with no module support by default ..!!! now question is [1] still i didn't update or upgraded my angstrom os ..shall i need to do or is there any other way to insert my hello_world.ko module into my board?? i found 1 more link for installing the module libs sturcture and soure into the running os . here the link http://wiki.replicape.com/index.php?title=Compiling_the_kernel will this link help me to insert also to create a modules without fail .. can you suggest your opinion..pls.. regards siva On Saturday, 8 March 2014 14:52:49 UTC+5:30, Brandon I wrote: > > Missed first line on that copy paste. Should be > > KERNELDIR := /usr/src/kernel > > > > On Sat, Mar 8, 2014 at 1:21 AM, Brandon I <brando...@gmail.com<javascript:> > > wrote: > >> Just a regular kernel type makefile. For examlpe, here's mine for a file >> phyaccess.c >> >> BEAGLEBONE_PROJ=/systems/Projects/beaglebone/workspace/Beaglebone >> MDIO_ROOT=$(BEAGLEBONE_PROJ)/local/MDIODriver >> >> # >> http://stackoverflow.com/questions/10176238/how-do-i-add-an-include-path-for-kernel-module-makefile >> # for kernel module make uses kbuild. Paths have to be absolute, not >> relative. >> EXTRA_CFLAGS+=-I$(MDIO_ROOT)/include -I$(MDIO_ROOT) >> -I$(BEAGLEBONE_PROJ)/include -I$(BEAGLEBONE_PROJ)/Interface/local/include >> -Werror >> >> obj-m += phyaccess.o >> >> all: >> make -C $(KERNELDIR) M=$(PWD) modules >> >> clean: >> make -C $(KERNELDIR) M=$(PWD) clean >> >> >> >> >> On Fri, Mar 7, 2014 at 10:57 PM, siva kumar >> <boopathi...@gmail.com<javascript:> >> > wrote: >> >>> thanks for your reply >>> >>> yes , u r right i compiled the module against >>> arm-angstrom-linux-gnueabi-gcc but my angstrom os comes with Linaro gcc >>> root@beaglebone:~# opkg list_installed | grep gcc >>> *gcc - linaro-4.7-r9.2* >>> gcc-symlinks - linaro-4.7-r9.2 >>> libgcc-s-dev - linaro-4.7-r9.0 >>> libgcc1 - linaro-4.7-r9.0 >>> perl-module-extutils-cbuilder-platform-windows-gcc - 5.14.2-r13.1 >>> >>> root@beaglebone:~# dmesg | head >>> [ 0.000000] Booting Linux on physical CPU 0×0 >>> [ 0.000000] Initializing cgroup subsys cpu >>> *[ 0.000000] Linux version 3.8.13 (koen@rrMBP) (gcc version 4.7.3 >>> 20130205 (prerelease) (Linaro GCC 4.7-2013.02-01) ) #1 SMP Tue Jun 18 >>> 02:11:09 EDT 2013* >>> [ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), >>> cr=50c5387d >>> [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing >>> instruction cache >>> [ 0.000000] Machine: Generic AM33XX (Flattened Device Tree), model: TI >>> AM335x BeagleBone >>> [ 0.000000] Memory policy: ECC disabled, Data cache writeback >>> [ 0.000000] On node 0 totalpages: 130816 >>> [ 0.000000] free_area_init_node: node 0, pgdat c0688d80, node_mem_map >>> c06e4000 >>> [ 0.000000] Normal zone: 1024 pages used for memmap >>> >>> i done the following steps to update my modules for my board .but it >>> says my kernel headers are up to date. >>> *root@beaglebone:~# opkg install kernel-headers* >>> *Package kernel-headers (3.8.13-r23a.22) installed in root is up to >>> date.* >>> >>> [1] what should i do to get my modules to work with?? >>> >>> On Saturday, 8 March 2014 02:42:31 UTC+5:30, Brandon I wrote: >>> >>>> dmesg will give you more details. >>>> >>>> This usually means you compiled the kernel modules against a different >>>> build of the kernel. So, the kernel source you used didn't match what was >>>> on the beaglebone. >>>> >>>> You can install the kernel-headers and kernel-dev packages and build >>>> directly on the beaglebone. For some time, these packages weren't in sync >>>> with the actual kernel installed...as always, good luck with Angstrom. >>>> >>>> On Thursday, March 6, 2014 10:30:41 PM UTC-8, siva kumar wrote: >>>>> >>>>> hello, >>>>> >>>>> i recently purchased beagle bone black . my bbb come with pre compiled >>>>> angstrom os( Angstrom v2012.12 - Kernel 3.8.13) still i didn't updated >>>>> my >>>>> os >>>>> i try to test my board with simple hello module program . but when i >>>>> insert a module i got the error message >>>>> root@beaglebone:~# insmod hello.ko >>>>> Error: could not insert module hello.ko: Invalid module format >>>>> root@beaglebone:~# >>>>> >>>>> i compiled the module program from my host pc against >>>>> arm-angstrom-linux-gcc compiler..and i transferred the hello.ko file via >>>>> scp protocol. >>>>> >>>>> >>>>> >>>>> my question is >>>>> [1] Is it possible to add a module program with my available >>>>> angstrom os..if yes what should i do to insert modules???? >>>>> [2] what are all the basic things needed to insert a module?? >>>>> >>>>> >>>>> help me to better understand the beagle bone black!!!! >>>>> >>>>> >>>> -- >>> For more options, visit http://beagleboard.org/discuss >>> --- >>> You received this message because you are subscribed to a topic in the >>> Google Groups "BeagleBoard" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/beagleboard/fIJ5YE_fJpg/unsubscribe. >>> To unsubscribe from this group and all its topics, send an email to >>> beagleboard...@googlegroups.com <javascript:>. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
