7c2136adbb
this to the cache line size is required to avoid data corruption on armv4 and armv5, and improves performance on armv6, in both cases by avoiding partial cacheline flushes for USB IO. All these configs already exist in 10-stable. A few that don't (and thus can't be MFC'd yet) will be committed separately.
123 lines
3.2 KiB
Plaintext
123 lines
3.2 KiB
Plaintext
# RPI-B -- Custom configuration for the Raspberry Pi
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#
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# For more information on this file, please read the handbook section on
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# Kernel Configuration Files:
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#
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# http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
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#
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# The handbook is also available locally in /usr/share/doc/handbook
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# if you've installed the doc distribution, otherwise always see the
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# FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the
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# latest information.
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#
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# An exhaustive list of options and more detailed explanations of the
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# device lines is also present in the ../../conf/NOTES and NOTES files.
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# If you are in doubt as to the purpose or necessity of a line, check first
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# in NOTES.
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#
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# $FreeBSD$
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ident RPI-B
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include "../broadcom/bcm2835/std.rpi"
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makeoptions DEBUG=-g #Build kernel with gdb(1) debug symbols
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options HZ=100
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options SCHED_4BSD #4BSD scheduler
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options INET #InterNETworking
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options INET6 #IPv6 communications protocols
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options SCTP #Stream Control Transmission Protocol
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options FFS #Berkeley Fast Filesystem
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options SOFTUPDATES #Enable FFS soft updates support
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options UFS_ACL #Support for access control lists
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options UFS_DIRHASH #Improve performance on big directories
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options MSDOSFS #MSDOS Filesystem
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device snp
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options NFSCL #Network Filesystem Client
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#options NFS_ROOT #NFS usable as /, requires NFSCLIENT
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#options BOOTP_NFSROOT
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#options BOOTP_COMPAT
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#options BOOTP
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#options BOOTP_NFSV3
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#options BOOTP_WIRED_TO=ue0
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options PSEUDOFS #Pseudo-filesystem framework
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options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!]
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options SCSI_DELAY=5000 #Delay (in ms) before probing SCSI
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options KTRACE #ktrace(1) support
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options SYSVSHM #SYSV-style shared memory
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options SYSVMSG #SYSV-style message queues
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options SYSVSEM #SYSV-style semaphores
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options _KPOSIX_PRIORITY_SCHEDULING #Posix P1003_1B real-time extensions
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options KBD_INSTALL_CDEV # install a CDEV entry in /dev
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#options ROOTDEVNAME=\"ufs:mmcsd0s2\"
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options PREEMPTION
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device bpf
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device loop
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device ether
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device uart
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device pl011
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device pty
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# Comment following lines for boot console on serial port
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device vt
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device kbdmux
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options SC_DFLT_FONT # compile font in
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makeoptions SC_DFLT_FONT=cp437
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device ukbd
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device sdhci
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device mmc
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device mmcsd
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device gpio
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device gpioled
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# I2C
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device iic
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device iicbus
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device bcm2835_bsc
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options KDB
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options DDB #Enable the kernel debugger
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options INVARIANTS #Enable calls of extra sanity checking
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options INVARIANT_SUPPORT #Extra sanity checks of internal structures, required by INVARIANTS
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device md
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device random # Entropy device
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# USB support
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options USB_HOST_ALIGN=32 # Align usb buffers to cache line size.
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device usb
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options USB_DEBUG
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device dwcotg #DWC OTG controller
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# USB storage support
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device scbus
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device da
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device umass
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# USB ethernet support
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device smcphy
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device mii
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device smsc
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# SPI
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device spibus
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device bcm2835_spi
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# Flattened Device Tree
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options FDT
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# Note: DTB is normally loaded and modified by RPi boot loader, then
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# handed to kernel via U-Boot and ubldr.
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#options FDT_DTB_STATIC
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makeoptions FDT_DTS_FILE=rpi.dts
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options VFP # vfp/neon
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