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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.
79 lines
2.0 KiB
Plaintext
79 lines
2.0 KiB
Plaintext
# Kernel configuration for Alpine Board.
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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 ALPINE
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include "std.armv6"
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include "../annapurna/alpine/std.alpine"
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makeoptions MODULES_OVERRIDE=""
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makeoptions WERROR="-Werror"
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options HZ=100
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options SCHED_4BSD # 4BSD scheduler
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options SMP # Enable multiple cores
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# Debugging
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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 KDB
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options DDB #Enable the kernel debugger
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# Interrupt controller
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device gic
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# Pseudo devices
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device loop
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device random
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device pty
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device md
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device gpio
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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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# ATA/SCSI peripherals
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device scbus # SCSI bus (required for ATA/SCSI)
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device ch # SCSI media changers
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device da # Direct Access (disks)
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device sa # Sequential Access (tape etc)
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device cd # CD
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device pass # Passthrough device (direct ATA/SCSI access)
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device ses # Enclosure Services (SES and SAF-TE)
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#device ctl # CAM Target Layer
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# Serial ports
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device uart
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# Ethernet
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device ether
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device mii
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device bpf
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options DEVICE_POLLING
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# USB ethernet support, requires miibus
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device miibus
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#FDT
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options FDT
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options FDT_DTB_STATIC
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makeoptions FDT_DTS_FILE=annapurna-alpine.dts
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