1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 2
>> 3 config BOOTPARAM
>> 4 bool 'Compiled-in Kernel Boot Parameter'
>> 5
>> 6 config BOOTPARAM_STRING
>> 7 string 'Kernel Boot Parameter'
>> 8 default 'console=ttyS0,19200'
>> 9 depends on BOOTPARAM
>> 10
3 config EARLY_PRINTK 11 config EARLY_PRINTK
4 bool "Activate early kernel debugging" !! 12 bool "Early printk"
5 default y !! 13 depends on !(SUN3 || M68000 || COLDFIRE)
6 depends on TTY <<
7 select SERIAL_CORE_CONSOLE <<
8 help 14 help
9 Enable early printk on console. !! 15 Write kernel log output directly to a serial port.
>> 16 Where implemented, output goes to the framebuffer as well.
>> 17 PROM console functionality on Sun 3x is not affected by this option.
>> 18
>> 19 Pass "earlyprintk" on the kernel command line to get a
>> 20 boot console.
>> 21
10 This is useful for kernel debugging 22 This is useful for kernel debugging when your machine crashes very
11 early before the console code is ini !! 23 early, i.e. before the normal console driver is loaded.
12 You should normally say N here, unle 24 You should normally say N here, unless you want to debug such a crash.
>> 25
>> 26 if !MMU
>> 27
>> 28 config FULLDEBUG
>> 29 bool "Full Symbolic/Source Debugging support"
>> 30 help
>> 31 Enable debugging symbols on kernel build.
>> 32
>> 33 config HIGHPROFILE
>> 34 bool "Use fast second timer for profiling"
>> 35 depends on COLDFIRE
>> 36 help
>> 37 Use a fast secondary clock to produce profiling information.
>> 38
>> 39 config NO_KERNEL_MSG
>> 40 bool "Suppress Kernel BUG Messages"
>> 41 help
>> 42 Do not output any debug BUG messages within the kernel.
>> 43
>> 44 config BDM_DISABLE
>> 45 bool "Disable BDM signals"
>> 46 depends on COLDFIRE
>> 47 help
>> 48 Disable the ColdFire CPU's BDM signals.
>> 49
>> 50 endif
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