The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/arm/conf/IMX53

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    1 #
    2 # Kernel configuration for i.MX53 boards
    3 #
    4 # For more information on this file, please read the config(5) manual page,
    5 # and/or the handbook section on Kernel Configuration Files:
    6 #
    7 #    http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
    8 #
    9 # The handbook is also available locally in /usr/share/doc/handbook
   10 # if you've installed the doc distribution, otherwise always see the
   11 # FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the
   12 # latest information.
   13 #
   14 # An exhaustive list of options and more detailed explanations of the
   15 # device lines is also present in the ../../conf/NOTES and NOTES files.
   16 # If you are in doubt as to the purpose or necessity of a line, check first
   17 # in NOTES.
   18 #
   19 # $FreeBSD: releng/10.2/sys/arm/conf/IMX53 283368 2015-05-24 14:25:03Z ian $
   20 
   21 ident           IMX53
   22 
   23 include         "../freescale/imx/std.imx53"
   24 
   25 options         SCHED_4BSD              # 4BSD scheduler
   26 options         PREEMPTION              # Enable kernel thread preemption
   27 options         INET                    # InterNETworking
   28 options         INET6                   # IPv6 communications protocols
   29 options         SCTP                    # Stream Control Transmission Protocol
   30 options         FFS                     # Berkeley Fast Filesystem
   31 options         SOFTUPDATES             # Enable FFS soft updates support
   32 options         UFS_ACL                 # Support for access control lists
   33 options         UFS_DIRHASH             # Improve performance on big directories
   34 options         UFS_GJOURNAL            # Enable gjournal-based UFS journaling
   35 options         QUOTA                   # Enable disk quotas for UFS
   36 options         NFSCL                   # New Network Filesystem Client
   37 #options        NFSD                    # New Network Filesystem Server
   38 options         NFSLOCKD                # Network Lock Manager
   39 options         NFS_ROOT                # NFS usable as /, requires NFSCL
   40 options         MSDOSFS                 # MSDOS Filesystem
   41 options         CD9660                  # ISO 9660 Filesystem
   42 options         PROCFS                  # Process filesystem (requires PSEUDOFS)
   43 options         PSEUDOFS                # Pseudo-filesystem framework
   44 options         TMPFS                   # Efficient memory filesystem
   45 options         GEOM_PART_GPT           # GUID Partition Tables
   46 options         GEOM_PART_BSD           # BSD partition scheme
   47 options         GEOM_PART_MBR           # MBR partition scheme
   48 options         GEOM_LABEL              # Provides labelization
   49 #options        COMPAT_FREEBSD5         # Compatible with FreeBSD5
   50 #options        COMPAT_FREEBSD6         # Compatible with FreeBSD6
   51 #options        COMPAT_FREEBSD7         # Compatible with FreeBSD7
   52 options         SCSI_DELAY=5000         # Delay (in ms) before probing SCSI
   53 options         KTRACE                  # ktrace(1) support
   54 options         SYSVSHM                 # SYSV-style shared memory
   55 options         SYSVMSG                 # SYSV-style message queues
   56 options         SYSVSEM                 # SYSV-style semaphores
   57 options         _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
   58 options         KBD_INSTALL_CDEV        # install a CDEV entry in /dev
   59 options         INCLUDE_CONFIG_FILE     # Include this file in kernel
   60 options         VFP                     # Enable floating point hardware support
   61 
   62 # Debugging for use in -current
   63 makeoptions     DEBUG=-g                # Build kernel with gdb(1) debug symbols
   64 options         KDB                     # Enable kernel debugger support
   65 # For minimum debugger support (stable branch) use:
   66 #options        KDB_TRACE               # Print a stack trace for a panic
   67 # For full debugger support use this instead:
   68 options         DDB                     # Enable the kernel debugger
   69 #options        GDB                     # Support remote GDB
   70 options         DEADLKRES               # Enable the deadlock resolver
   71 options         INVARIANTS              # Enable calls of extra sanity checking
   72 options         INVARIANT_SUPPORT       # Extra sanity checks of internal structures, required by INVARIANTS
   73 options         WITNESS                 # Enable checks to detect deadlocks and cycles
   74 #options        WITNESS_SKIPSPIN        # Don't run witness on spinlocks for speed
   75 
   76 # kernel/memory size reduction
   77 #options        MUTEX_NOINLINE
   78 #options        NO_FFS_SNAPSHOT
   79 #options        NO_SWAPPING
   80 #options        NO_SYSCTL_DESCR
   81 #options        RWLOCK_NOINLINE
   82 
   83 # The `bpf' device enables the Berkeley Packet Filter.
   84 # Be aware of the administrative consequences of enabling this!
   85 # Note that 'bpf' is required for DHCP.
   86 device          bpf                     # Berkeley packet filter
   87 
   88 # Pseudo devices.
   89 device          loop                    # Network loopback
   90 device          random                  # Entropy device
   91 device          ether                   # Ethernet support
   92 #device         vlan                    # 802.1Q VLAN support
   93 #device         tun                     # Packet tunnel.
   94 device          md                      # Memory "disks"
   95 #device         gif                     # IPv6 and IPv4 tunneling
   96 #device         faith                   # IPv6-to-IPv4 relaying (translation)
   97 #device         firmware                # firmware assist module
   98 
   99 # Ethernet
  100 device          ffec                    # Freescale Fast Ethernet Controller
  101 device          miibus                  # Standard mii bus
  102 
  103 # Serial (COM) ports
  104 device          uart                    # Multi-uart driver
  105 options         ALT_BREAK_TO_DEBUGGER
  106 
  107 device          ata
  108 device          atapci                  # Only for helper functions
  109 device          imxata
  110 options         ATA_STATIC_ID           # Static device numbering
  111 
  112 device          gpio
  113 device          gpioled
  114 
  115 device          fsliic
  116 device          iic
  117 device          iicbus
  118 
  119 # SCSI peripherals
  120 device          scbus                   # SCSI bus (required for ATA/SCSI)
  121 device          da                      # Direct Access (disks)
  122 device          cd                      # CD
  123 device          pass                    # Passthrough device (direct ATA/SCSI access)
  124 
  125 # USB support
  126 options         USB_HOST_ALIGN=64       # Align usb buffers to cache line size.
  127 options         USB_DEBUG               # enable debug msgs
  128 device          ehci                    # OHCI USB interface
  129 device          usb                     # USB Bus (required)
  130 device          umass                   # Disks/Mass storage - Requires scbus and da
  131 device          uhid                    # "Human Interface Devices"
  132 #device         ukbd                    # Allow keyboard like HIDs to control console
  133 device          ums
  134 
  135 # USB Ethernet, requires miibus
  136 #device         miibus
  137 #device         aue                     # ADMtek USB Ethernet
  138 #device         axe                     # ASIX Electronics USB Ethernet
  139 #device         cdce                    # Generic USB over Ethernet
  140 #device         cue                     # CATC USB Ethernet
  141 #device         kue                     # Kawasaki LSI USB Ethernet
  142 #device         rue                     # RealTek RTL8150 USB Ethernet
  143 #device         udav                    # Davicom DM9601E USB
  144 
  145 # USB Wireless
  146 #device         rum                     # Ralink Technology RT2501USB wireless NICs
  147 
  148 # Watchdog timer.
  149 # WARNING: can't be disabled!!!
  150 device          imxwdt                  # Watchdog
  151 
  152 # Wireless NIC cards
  153 device          wlan                    # 802.11 support
  154 device          wlan_wep                # 802.11 WEP support
  155 device          wlan_ccmp               # 802.11 CCMP support
  156 device          wlan_tkip               # 802.11 TKIP support
  157 device          wlan_amrr               # AMRR transmit rate control algorithm
  158 
  159 # MMC
  160 #device         sdhci                   # SD controller
  161 #device         mmc                     # SD/MMC protocol
  162 #device         mmcsd                   # SDCard disk device
  163 
  164 
  165 # Flattened Device Tree
  166 options         FDT                     # Configure using FDT/DTB data
  167 
  168 # NOTE: serial console will be disabled if syscons enabled
  169 # Uncomment following lines for framebuffer/syscons support
  170 #device         sc
  171 #device         vt
  172 #device         kbdmux
  173 #options        SC_DFLT_FONT            # compile font in
  174 #makeoptions    SC_DFLT_FONT=cp437

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