eb6e1a0277
BREAK_TO_DEBUGGER if they have a serial console (most do). A burst of serial line noise (such as unplugging a usb serial adapter) can look like a break and drop a working system into the debugger. The alt break sequence (<CR>~^B) works fine on both serial and non-serial consoles.
115 lines
3.0 KiB
Plaintext
115 lines
3.0 KiB
Plaintext
#
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# CUBIEBOARD2 -- Custom configuration for the CUBIEBOARD2 ARM development
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# platform, check out http://www.cubieboard.org
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#
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# For more information on this file, please read the config(5) manual page,
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# and/or the handbook section on 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 CUBIEBOARD2
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include "std.armv6"
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include "../allwinner/a20/std.a20"
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options HZ=100
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options SCHED_ULE # ULE scheduler
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options SMP # Enable multiple cores
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# Debugging for use in -current
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makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
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options ALT_BREAK_TO_DEBUGGER
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#options VERBOSE_SYSINIT # Enable verbose sysinit messages
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options KDB # Enable kernel debugger support
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# For minimum debugger support (stable branch) use:
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#options KDB_TRACE # Print a stack trace for a panic
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# For full debugger support use this instead:
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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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options WITNESS # Enable checks to detect deadlocks and cycles
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options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
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#options DIAGNOSTIC
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# NFS root from boopt/dhcp
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#options BOOTP
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#options BOOTP_NFSROOT
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#options BOOTP_COMPAT
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#options BOOTP_NFSV3
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#options BOOTP_WIRED_TO=cpsw0
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# Boot device is 2nd slice on MMC/SD card
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options ROOTDEVNAME=\"ufs:/dev/da0s2\"
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# Interrupt controller
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device gic
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# MMC/SD/SDIO Card slot support
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device mmc # mmc/sd bus
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device mmcsd # mmc/sd flash cards
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# ATA controllers
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#device ahci # AHCI-compatible SATA controllers
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#device ata # Legacy ATA/SATA controllers
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#options ATA_STATIC_ID # Static device numbering
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# Console and misc
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device uart
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device uart_ns8250
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device pty
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device snp
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device md
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device random # Entropy device
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# I2C support
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#device iicbus
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#device iic
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# GPIO
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device gpio
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device scbus # SCSI bus (required for ATA/SCSI)
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device da # Direct Access (disks)
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device pass
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# USB support
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options USB_HOST_ALIGN=64 # Align usb buffers to cache line size.
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device usb
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options USB_DEBUG
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#options USB_REQ_DEBUG
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#options USB_VERBOSE
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#device uhci
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#device ohci
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device ehci
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device umass
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# Ethernet
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device loop
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device ether
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device mii
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device bpf
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device emac
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# USB ethernet support, requires miibus
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device miibus
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# Flattened Device Tree
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options FDT # Configure using FDT/DTB data
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options FDT_DTB_STATIC
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makeoptions FDT_DTS_FILE=cubieboard2.dts
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makeoptions MODULES_EXTRA=dtb/allwinner
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