Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

#
#	GEMINI --
#

include	"arch/evbarm/conf/std.gemini"

# estimated number of users

maxusers	32

# Standard system options

options 	RTC_OFFSET=0	# hardware clock is this many mins. west of GMT
#options 	NTP		# NTP phase/frequency locked loop

# CPU options

options 	CPU_FA526
options 	SL3516
options 	GEMINI_SINGLE

# Architecture options

# File systems

file-system	FFS		# UFS
#file-system	LFS		# log-structured file system
file-system	MFS		# memory file system
file-system	NFS		# Network file system
#file-system 	ADOSFS		# AmigaDOS-compatible file system
#file-system 	EXT2FS		# second extended file system (linux)
#file-system	CD9660		# ISO 9660 + Rock Ridge file system
file-system	MSDOSFS		# MS-DOS file system
#file-system	FDESC		# /dev/fd
#file-system	KERNFS		# /kern
#file-system	NULLFS		# loopback file system
#file-system	PROCFS		# /proc
#file-system	PUFFS		# Userspace file systems (e.g. ntfs-3g & sshfs)
#file-system	UMAPFS		# NULLFS + uid and gid remapping
#file-system	UNION		# union file system
file-system	PTYFS		# /dev/pts/N support

# File system options
#options 	FFS_EI		# FFS Endian Independent support
#options 	FFS_NO_SNAPSHOT	# No FFS snapshot support
#options 	QUOTA		# legacy UFS quotas
#options 	QUOTA2		# new, in-filesystem UFS quotas
#options 	UFS_DIRHASH	# UFS Large Directory Hashing
#options 	UFS_EXTATTR	# Extended attribute support for UFS1
#options 	WAPBL		# File system journaling support
#options 	DISKLABEL_EI	# disklabel Endian Independent support
#options 	NFSSERVER	# Network File System server

# Networking options

#options 	GATEWAY		# packet forwarding
options 	INET		# IP + ICMP + TCP + UDP
options 	INET6		# IPV6
#options 	IPSEC		# IP security
#options 	IPSEC_DEBUG	# debug for IP security
#options 	MROUTING	# IP multicast routing
#options 	PIM		# Protocol Independent Multicast
#options 	NETATALK	# AppleTalk networking
#options 	PPP_BSDCOMP	# BSD-Compress compression support for PPP
#options 	PPP_DEFLATE	# Deflate compression support for PPP
#options 	PPP_FILTER	# Active filter support for PPP (requires bpf)
#options 	TCP_DEBUG	# Record last TCP_NDEBUG packets with SO_DEBUG

options 	NFS_BOOT_BOOTP
options 	NFS_BOOT_DHCP
options 	NFS_BOOT_RWSIZE=1024

# Compatibility options

include 	"conf/compat_netbsd50.config"
options 	COMPAT_NETBSD32	# allow running arm (e.g. non-earm) binaries

# Shared memory options

options 	SYSVMSG		# System V-like message queues
options 	SYSVSEM		# System V-like semaphores
options 	SYSVSHM		# System V-like memory sharing

# Device options

#options 	MEMORY_DISK_HOOKS	# boottime setup of ramdisk
#options 	MEMORY_DISK_ROOT_SIZE=8192	# Size in blocks
#options 	MEMORY_DISK_DYNAMIC
#options 	MINIROOTSIZE=1000	# Size in blocks
#options 	MEMORY_DISK_IS_ROOT	# use memory disk as root

# Miscellaneous kernel options
options 	KTRACE		# system call tracing, a la ktrace(1)
#options 	SCSIVERBOSE	# Verbose SCSI errors
#options 	MIIVERBOSE	# Verbose MII autoconfuration messages
#options 	DDB_KEYCODE=0x40
#options 	USERCONF	# userconf(4) support
#options	PIPE_SOCKETPAIR	# smaller, but slower pipe(2)

# Development and Debugging options

options 	DIAGNOSTIC	# internal consistency checks
#options 	DEBUG
#options 	UVMHIST		# kernhist for uvm/pmap subsystems
options 	VERBOSE_INIT_ARM # verbose bootstraping messages
options 	DDB		# in-kernel debugger
options 	DDB_ONPANIC=1
options 	DDB_HISTORY_SIZE=100	# Enable history editing in DDB
#options 	KGDB
makeoptions	DEBUG="-g"	# compile full symbol table
##makeoptions	COPY_SYMTAB=1
##options	ATADEBUG

# Valid options for BOOT_ARGS:
#  single		Boot to single user only
#  kdb			Give control to kernel debugger
#  ask			Ask for file name to reboot from
#  quiet		Show aprint_naive output
#  verbose		Show aprint_normal and aprint_verbose output
options 	BOOT_ARGS="\"\""

config		netbsd		root on ? type ?
##config		netbsd-sm0	root on sm0 type nfs

# The main bus device
mainbus0	at root

# The boot cpu
cpu0		at mainbus?

# Specify the memory size in megabytes.
options 	MEMSIZE=128

# Specify the (DMA) Bus Address base in megabytes
options 	GEMINI_BUSBASE=0

# On-board IO
obio0		at mainbus?

# On-board 16550 UART(s)
com0		at obio? addr 0x42000000 intr 18 mult 4
options CONSADDR=0x42000000, CONSPEED=19200

# Interrupt controller
geminiicu0	at obio0 addr 0x48000000 intrbase 0
##geminiicu1	at obio0 addr 0x49000000 intrbase 0

# Watchdog timer
geminiwdt0	at obio0 addr 0x41000000 size 0x1c
# Internal PCLK is AHB bus freq,
#  which is 1/6 of APB bus freq,
#   which is 150MHz`
options GEMINI_WDT_CLOCK_FREQ=25000000	# 25 MHz

# Combined Operating System Timer and Statistics Timer
geminitmr0	at obio? addr 0x43000000 size 0x3c intr 14
##geminitmr1	at obio? addr 0x43000000 size 0x3c intr 15
# Microtime Reference Timer
geminitmr2	at obio? addr 0x43000000 size 0x3c intr 16
#
# Internal PCLK is AHB bus freq,
#  which is 1/6 of APB bus freq,
#   which is 150MHz`
options GEMINI_TIMER_CLOCK_FREQ=25000000	# 25 MHz


# On-board GPIO controllers


# Real Time Clock

# IDE
##wdc0	at obio? addr 0x63000000 intr 4
##wdc1	at obio? addr 0x63400000 intr 5

##atabus* at ata? channel ?
##wd*	at atabus? drive ? flags 0x0000

# USB
ehci0	at obio? addr 0x68000000 size 0x400 intr 10 # 30?
ehci1	at obio? addr 0x69000000 size 0x400 intr 11 # 31?

usb* at ehci?
uhub* at usb?
uhub* at uhub? port ?
umass* at uhub? port ? configuration ? interface ?

# USB Ethernet adapters
axe* at uhub?

# PCI
pci0	at obio? bus ?
options PCI_NETBSD_CONFIGURE		# set up the PCI bus
options PCIVERBOSE
options PCI_CONFIG_DUMP

# PCI Ethernet
ex*	at pci? dev ? function ? 	# 3Com 90x[BC]
re*	at pci? dev ? function ?	# Realtek 8139C+/8169/8169S/8110S
wm*	at pci? dev ? function ?	# Intel 8254x gigabit

# MII/PHY support
exphy*	at mii? phy ?			# 3Com internal PHYs
rgephy* at mii? phy ?			# Realtek 8169S/8110S internal PHYs
makphy* at mii? phy ?			# Marvell Semiconductor 88E1000 PHYs

# Pseudo-Devices

# disk/mass storage pseudo-devices
#pseudo-device	vnd			# disk-like interface to files
#pseudo-device	fss			# file system snapshot device
#pseudo-device	putter			# for puffs and pud

# network pseudo-devices
pseudo-device	bpfilter		# Berkeley packet filter
pseudo-device	loop			# network loopback
#pseudo-device	kttcp			# network loopback

# miscellaneous pseudo-devices
pseudo-device	pty			# pseudo-terminals
#options	RND_COM
#pseudo-device	clockctl		# user control of clock subsystem
pseudo-device	ksyms			# /dev/ksyms