ECE497 Listings for Embedded Linux Primer Chapter 4

Number	Page	Caption	Listing
4-1	71	Kernel Build Output	$ export OETREE="${HOME}/oe" $ PATH=${OETREE}/angstrom-dev/staging/i686-linux/usr/bin/:${PATH} $ PATH=${OETREE}/angstrom-dev/cross/armv7a/bin/:${PATH} $ make CROSS_COMPILE=arm-angstrom-linux-gnueabi- uImage CHK include/linux/version.h make[1]: `include/asm-arm/mach-types.h' is up to date. CHK include/linux/utsrelease.h SYMLINK include/asm -> include/asm-arm CALL scripts/checksyscalls.sh CHK include/linux/compile.h CC arch/arm/mach-omap2/io.o CC arch/arm/mach-omap2/devices.o . . <lines of output omitted here> . LD vmlinux SYSMAP System.map SYSMAP .tmp_System.map OBJCOPY arch/arm/boot/Image Kernel: arch/arm/boot/Image is ready GZIP arch/arm/boot/compressed/piggy.gz AS arch/arm/boot/compressed/piggy.o LD arch/arm/boot/compressed/vmlinux OBJCOPY arch/arm/boot/zImage Kernel: arch/arm/boot/zImage is ready UIMAGE arch/arm/boot/uImage Image Name: Linux-2.6.29-omap1 Created: Tue Mar 9 12:58:27 2010 Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 2991236 Bytes = 2921.13 kB = 2.85 MB Load Address: 0x80008000 Entry Point: 0x80008000 Image arch/arm/boot/uImage is ready
4-2	73	Link Stage: vmlinux
4-3	77	Kernel Subdirectory	$ ls -ls arch/arm/plat-omap/ | grep -v \\.o total 776 8 -rw-r--r-- 1 yoder yoder 7933 Mar 9 12:14 Kconfig 8 -rw-r--r-- 1 yoder yoder 7799 Mar 9 12:14 Kconfig.backup 8 -rw-r--r-- 1 yoder yoder 7799 Mar 8 11:28 Kconfig~ 4 -rw-r--r-- 1 yoder yoder 824 Mar 8 11:28 Makefile 4 -rw-r--r-- 1 yoder yoder 2404 Mar 8 11:18 bootreason.c 16 -rw-r--r-- 1 yoder yoder 15334 Mar 8 11:18 clock.c 12 -rw-r--r-- 1 yoder yoder 8210 Mar 8 11:18 common.c 4 -rw-r--r-- 1 yoder yoder 1593 Mar 8 11:18 component-version.c 4 -rw-r--r-- 1 yoder yoder 4053 Mar 8 11:18 cpu-omap.c 4 -rw-r--r-- 1 yoder yoder 1975 Mar 8 11:18 debug-devices.c 8 -rw-r--r-- 1 yoder yoder 7120 Mar 8 11:18 debug-leds.c 12 -rw-r--r-- 1 yoder yoder 9975 Mar 8 11:18 devices.c 60 -rwxr-xr-x 1 yoder yoder 59827 Mar 8 11:26 dma.c 24 -rw-r--r-- 1 yoder yoder 20791 Mar 8 11:18 dmtimer.c 12 -rw-r--r-- 1 yoder yoder 9675 Mar 8 11:25 fb.c 16 -rw-r--r-- 1 yoder yoder 12815 Mar 8 11:18 gpio-switch.c 48 -rw-r--r-- 1 yoder yoder 47671 Mar 8 11:18 gpio.c 8 -rw-r--r-- 1 yoder yoder 5841 Mar 8 11:18 i2c.c 4 drwxr-xr-x 3 yoder yoder 4096 Mar 8 11:18 include 4 -rw-r--r-- 1 yoder yoder 3749 Mar 8 11:18 io.c 20 -rw-r--r-- 1 yoder yoder 19782 Mar 8 11:28 iommu.c 20 -rw-r--r-- 1 yoder yoder 17214 Mar 8 13:42 iommu.ko 4 -rw-r--r-- 1 yoder yoder 1924 Mar 8 13:40 iommu.mod.c 4 -rw-r--r-- 1 yoder yoder 2152 Mar 8 11:28 iopgtable.h 20 -rw-r--r-- 1 yoder yoder 19139 Mar 8 11:28 iovmm.c 16 -rw-r--r-- 1 yoder yoder 14686 Mar 8 13:42 iovmm.ko 4 -rw-r--r-- 1 yoder yoder 1764 Mar 8 13:40 iovmm.mod.c 12 -rw-r--r-- 1 yoder yoder 12069 Mar 8 11:18 mailbox.c 28 -rw-r--r-- 1 yoder yoder 26560 Mar 8 11:18 mcbsp.c 4 -rw-r--r-- 1 yoder yoder 2109 Mar 8 11:18 mux.c 4 -rw-r--r-- 1 yoder yoder 2739 Mar 8 11:18 ocpi.c 12 -rw-r--r-- 1 yoder yoder 10915 Mar 8 11:18 sram.c 20 -rw-r--r-- 1 yoder yoder 18290 Mar 8 11:18 usb.c 16 -rw-r--r-- 1 yoder yoder 13911 Mar 8 11:26 vram.c 8 -rw-r--r-- 1 yoder yoder 6426 Mar 8 11:26 vrfb.c
4-4	79	Snippet from Linux 2.6 .config	... # # USB Input Devices # CONFIG_USB_HID=y # CONFIG_HID_PID is not set # CONFIG_USB_HIDDEV is not set # # Special HID drivers # CONFIG_HID_COMPAT=y CONFIG_HID_A4TECH=y CONFIG_HID_APPLE=y CONFIG_HID_BELKIN=y CONFIG_HID_CHERRY=y ...
4-5	82	Linux autoconf.h	#define CONFIG_USB_SISUSBVGA_MODULE 1 #define CONFIG_USB_PHIDGETMOTORCONTROL_MODULE 1 #define CONFIG_USB_MUSB_HDRC 1 #define CONFIG_USB_LEGOTOWER_MODULE 1 #define CONFIG_USB_SERIAL_IR_MODULE 1 #define CONFIG_USB_GSPCA_T613_MODULE 1 #define CONFIG_USB_SERIAL_TI_MODULE 1 #define CONFIG_USB_ETH_RNDIS 1 #define CONFIG_USB_SERIAL_MODULE 1 #define CONFIG_USB_W9968CF_MODULE 1 #define CONFIG_USB_RTL8150 1 #define CONFIG_USB_SERIAL_WHITEHEAT_MODULE 1 #define CONFIG_USB_GADGET_MUSB_HDRC 1 ...
4-6	84-89	Makefile Targets	$ make help Cleaning targets: clean - Remove most generated files but keep the config and enough build support to build external modules mrproper - Remove all generated files + config + various backup files distclean - mrproper + remove editor backup and patch files Configuration targets: config - Update current config utilising a line-oriented program menuconfig - Update current config utilising a menu based program xconfig - Update current config utilising a QT based front-end gconfig - Update current config utilising a GTK based front-end oldconfig - Update current config utilising a provided .config as base silentoldconfig - Same as oldconfig, but quietly randconfig - New config with random answer to all options defconfig - New config with default answer to all options allmodconfig - New config selecting modules when possible allyesconfig - New config where all options are accepted with yes allnoconfig - New config where all options are answered with no Other generic targets: all - Build all targets marked with [*] * vmlinux - Build the bare kernel * modules - Build all modules modules_install - Install all modules to INSTALL_MOD_PATH (default: /) firmware_install- Install all firmware to INSTALL_FW_PATH (default: $(INSTALL_MOD_PATH)/lib/firmware) dir/ - Build all files in dir and below dir/file.[ois] - Build specified target only dir/file.ko - Build module including final link prepare - Set up for building external modules tags/TAGS - Generate tags file for editors cscope - Generate cscope index kernelrelease - Output the release version string kernelversion - Output the version stored in Makefile headers_install - Install sanitised kernel headers to INSTALL_HDR_PATH (default: /home/yoder/oe/angstrom-dev/work/beagleboard-angstrom-linux-gnueabi/linux-omap-2.6.29-r46/git/usr) Static analysers checkstack - Generate a list of stack hogs namespacecheck - Name space analysis on compiled kernel versioncheck - Sanity check on version.h usage includecheck - Check for duplicate included header files export_report - List the usages of all exported symbols headers_check - Sanity check on exported headers headerdep - Detect inclusion cycles in headers Kernel packaging: rpm-pkg - Build both source and binary RPM kernel packages binrpm-pkg - Build only the binary kernel package deb-pkg - Build the kernel as an deb package tar-pkg - Build the kernel as an uncompressed tarball targz-pkg - Build the kernel as a gzip compressed tarball tarbz2-pkg - Build the kernel as a bzip2 compressed tarball Documentation targets: Linux kernel internal documentation in different formats: htmldocs - HTML installmandocs - install man pages generated by mandocs mandocs - man pages pdfdocs - PDF psdocs - Postscript xmldocs - XML DocBook Architecture specific targets (arm): * zImage - Compressed kernel image (arch/arm/boot/zImage) Image - Uncompressed kernel image (arch/arm/boot/Image) * xipImage - XIP kernel image, if configured (arch/arm/boot/xipImage) uImage - U-Boot wrapped zImage bootpImage - Combined zImage and initial RAM disk (supply initrd image via make variable INITRD=<path>) install - Install uncompressed kernel zinstall - Install compressed kernel Install using (your) ~/bin/installkernel or (distribution) /sbin/installkernel or install to $(INSTALL_PATH) and run lilo afeb9260_defconfig - Build for afeb9260 am200epdkit_defconfig - Build for am200epdkit ams_delta_defconfig - Build for ams_delta assabet_defconfig - Build for assabet at91cap9adk_defconfig - Build for at91cap9adk at91rm9200dk_defconfig - Build for at91rm9200dk at91rm9200ek_defconfig - Build for at91rm9200ek at91sam9260ek_defconfig - Build for at91sam9260ek at91sam9261ek_defconfig - Build for at91sam9261ek at91sam9263ek_defconfig - Build for at91sam9263ek at91sam9g20ek_defconfig - Build for at91sam9g20ek at91sam9rlek_defconfig - Build for at91sam9rlek ateb9200_defconfig - Build for ateb9200 badge4_defconfig - Build for badge4 cam60_defconfig - Build for cam60 carmeva_defconfig - Build for carmeva cerfcube_defconfig - Build for cerfcube cm_x300_defconfig - Build for cm_x300 colibri_defconfig - Build for colibri collie_defconfig - Build for collie corgi_defconfig - Build for corgi csb337_defconfig - Build for csb337 csb637_defconfig - Build for csb637 dss_omap3_beagle_defconfig - Build for dss_omap3_beagle dss_omap_3430sdp_defconfig - Build for dss_omap_3430sdp dss_overo_defconfig - Build for dss_overo ebsa110_defconfig - Build for ebsa110 ecbat91_defconfig - Build for ecbat91 edb7211_defconfig - Build for edb7211 ep93xx_defconfig - Build for ep93xx eseries_pxa_defconfig - Build for eseries_pxa ezx_defconfig - Build for ezx footbridge_defconfig - Build for footbridge fortunet_defconfig - Build for fortunet h3600_defconfig - Build for h3600 h5000_defconfig - Build for h5000 h7201_defconfig - Build for h7201 h7202_defconfig - Build for h7202 hackkit_defconfig - Build for hackkit imx27ads_defconfig - Build for imx27ads integrator_defconfig - Build for integrator iop13xx_defconfig - Build for iop13xx iop32x_defconfig - Build for iop32x iop33x_defconfig - Build for iop33x ixp2000_defconfig - Build for ixp2000 ixp23xx_defconfig - Build for ixp23xx ixp4xx_defconfig - Build for ixp4xx jornada720_defconfig - Build for jornada720 kafa_defconfig - Build for kafa kb9202_defconfig - Build for kb9202 kirkwood_defconfig - Build for kirkwood ks8695_defconfig - Build for ks8695 lart_defconfig - Build for lart littleton_defconfig - Build for littleton loki_defconfig - Build for loki lpd270_defconfig - Build for lpd270 lpd7a400_defconfig - Build for lpd7a400 lpd7a404_defconfig - Build for lpd7a404 lubbock_defconfig - Build for lubbock lusl7200_defconfig - Build for lusl7200 magician_defconfig - Build for magician mainstone_defconfig - Build for mainstone msm_defconfig - Build for msm mv78xx0_defconfig - Build for mv78xx0 mx1ads_defconfig - Build for mx1ads mx31ads_defconfig - Build for mx31ads mx31litekit_defconfig - Build for mx31litekit mx31moboard_defconfig - Build for mx31moboard mx31pdk_defconfig - Build for mx31pdk n770_defconfig - Build for n770 n800_defconfig - Build for n800 neocore926_defconfig - Build for neocore926 neponset_defconfig - Build for neponset netwinder_defconfig - Build for netwinder netx_defconfig - Build for netx ns9xxx_defconfig - Build for ns9xxx omap2_evm_defconfig - Build for omap2_evm omap3_beagle_defconfig - Build for omap3_beagle omap3_evm_defconfig - Build for omap3_evm omap3_pandora_defconfig - Build for omap3_pandora omap_2430sdp_defconfig - Build for omap_2430sdp omap_3430sdp_defconfig - Build for omap_3430sdp omap_apollon_2420_defconfig - Build for omap_apollon_2420 omap_generic_1510_defconfig - Build for omap_generic_1510 omap_generic_1610_defconfig - Build for omap_generic_1610 omap_generic_1710_defconfig - Build for omap_generic_1710 omap_generic_2420_defconfig - Build for omap_generic_2420 omap_h2_1610_defconfig - Build for omap_h2_1610 omap_h3_1710_defconfig - Build for omap_h3_1710 omap_h4_2420_defconfig - Build for omap_h4_2420 omap_innovator_1510_defconfig - Build for omap_innovator_1510 omap_innovator_1610_defconfig - Build for omap_innovator_1610 omap_ldp_defconfig - Build for omap_ldp omap_osk_5912_defconfig - Build for omap_osk_5912 omap_perseus2_730_defconfig - Build for omap_perseus2_730 onearm_defconfig - Build for onearm orion5x_defconfig - Build for orion5x overo_defconfig - Build for overo palmte_defconfig - Build for palmte palmtt_defconfig - Build for palmtt palmz71_defconfig - Build for palmz71 palmz72_defconfig - Build for palmz72 pcm027_defconfig - Build for pcm027 pcm037_defconfig - Build for pcm037 pcm038_defconfig - Build for pcm038 picotux200_defconfig - Build for picotux200 pleb_defconfig - Build for pleb pnx4008_defconfig - Build for pnx4008 pxa255-idp_defconfig - Build for pxa255-idp qil-a9260_defconfig - Build for qil-a9260 realview-smp_defconfig - Build for realview-smp realview_defconfig - Build for realview rpc_defconfig - Build for rpc rx51_defconfig - Build for rx51 s3c2410_defconfig - Build for s3c2410 s3c6400_defconfig - Build for s3c6400 sam9_l9260_defconfig - Build for sam9_l9260 shannon_defconfig - Build for shannon shark_defconfig - Build for shark simpad_defconfig - Build for simpad spitz_defconfig - Build for spitz sx1_defconfig - Build for sx1 tct_hammer_defconfig - Build for tct_hammer trizeps4_defconfig - Build for trizeps4 usb-a9260_defconfig - Build for usb-a9260 usb-a9263_defconfig - Build for usb-a9263 versatile_defconfig - Build for versatile viper_defconfig - Build for viper w90p910_defconfig - Build for w90p910 xm_x2xx_defconfig - Build for xm_x2xx yl9200_defconfig - Build for yl9200 zylonite_defconfig - Build for zylonite make V=0|1 [targets] 0 => quiet build (default), 1 => verbose build make V=2 [targets] 2 => give reason for rebuild of target make O=dir [targets] Locate all output files in "dir", including .config make C=1 [targets] Check all c source with $CHECK (sparse by default) make C=2 [targets] Force check of all c source with $CHECK Execute "make" or "make all" to build all targets marked with [*] For further info see the ./README file
4-7	90	Partial Listing of Kconfig for ARM Architecture	source "init/Kconfig" source "arch/arm/plat-omap/Kconfig" source "arch/arm/mach-omap1/Kconfig" source "arch/arm/mach-omap2/Kconfig" source "net/Kconfig" source "drivers/pci/Kconfig" source "lib/Kconfig"
4-8	92	Snippet from .../arch/arm/Kconfig	... source "init/Kconfig" source "kernel/Kconfig.freezer" menu "System Type" choice prompt "ARM system type" default ARCH_VERSATILE config ARCH_AAEC2000 bool "Agilent AAEC-2000 based" select CPU_ARM920T select ARM_AMBA select HAVE_CLK help This enables support for systems based on the Agilent AAEC-2000 config ARCH_INTEGRATOR bool "ARM Ltd. Integrator family" ... source "arch/arm/plat-omap/Kconfig"
4-9	92	Snippet from .../arch/arm/plat-omap/Kconfig	if ARCH_OMAP menu "TI OMAP Implementations" config ARCH_OMAP_OTG bool choice prompt "OMAP System Type" default ARCH_OMAP1 config ARCH_OMAP1 bool "TI OMAP1" config ARCH_OMAP2 bool "TI OMAP2" select CPU_V6 config ARCH_OMAP3 bool "TI OMAP3" select CPU_V7 endchoice ... config OMAP_GPIO_SWITCH bool "GPIO switch support" default n help Say Y, if you want to have support for reporting of GPIO switches (e.g. cover switches) via sysfs. Your bootloader has to provide information about the switches to the kernel via the ATAG_BOARD mechanism if they're not defined by the board config.
4-10	94	Customized .config File Snippet	# # OMAP Feature Selections # # CONFIG_OMAP_DEBUG_POWERDOMAIN is not set # CONFIG_OMAP_DEBUG_CLOCKDOMAIN is not set # CONFIG_OMAP_SMARTREFLEX is not set CONFIG_OMAP_RESET_CLOCKS=y CONFIG_OMAP_BOOT_TAG=y CONFIG_OMAP_BOOT_REASON=y # CONFIG_OMAP_COMPONENT_VERSION is not set CONFIG_OMAP_GPIO_SWITCH=y CONFIG_OMAP_GPIO_SWITCH2=y # CONFIG_OMAP_MUX is not set CONFIG_OMAP_MCBSP=y
4-11	95	Makefile from .../arch/arm/plat-omap/ Kernel Subdirectory	# # Makefile for the linux kernel. # # Common support obj-y := common.o sram.o clock.o devices.o dma.o mux.o gpio.o \ usb.o fb.o vram.o vrfb.o io.o obj-m := obj-n := obj-  := # OCPI interconnect support for 1710, 1610 and 5912 obj-$(CONFIG_ARCH_OMAP16XX) += ocpi.o obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o obj-$(CONFIG_OMAP_IOMMU) += iommu.o iovmm.o obj-$(CONFIG_CPU_FREQ) += cpu-omap.o obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o obj-$(CONFIG_OMAP_BOOT_REASON) += bootreason.o obj-$(CONFIG_OMAP_COMPONENT_VERSION) += component-version.o obj-$(CONFIG_OMAP_GPIO_SWITCH) += gpio-switch.o obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o obj-$(CONFIG_OMAP_DEBUG_LEDS) += debug-leds.o i2c-omap-$(CONFIG_I2C_OMAP) := i2c.o obj-y += $(i2c-omap-m) $(i2c-omap-y) # OMAP mailbox framework obj-$(CONFIG_OMAP_MBOX_FWK) += mailbox.o