1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 2
3 config GPROF !! 3 config BOOTPARAM
4 bool "Enable gprof support" !! 4 bool 'Compiled-in Kernel Boot Parameter'
5 depends on DEBUG_INFO && FRAME_POINTER !! 5
>> 6 config BOOTPARAM_STRING
>> 7 string 'Kernel Boot Parameter'
>> 8 default 'console=ttyS0,19200'
>> 9 depends on BOOTPARAM
>> 10
>> 11 config EARLY_PRINTK
>> 12 bool "Early printk"
>> 13 depends on !(SUN3 || M68000 || COLDFIRE)
6 help 14 help
7 This allows profiling of a User-Mode !! 15 Write kernel log output directly to a serial port.
8 utility. !! 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.
9 21
10 See <http://user-mode-linux.sourcefo !! 22 This is useful for kernel debugging when your machine crashes very
11 details. !! 23 early, i.e. before the normal console driver is loaded.
>> 24 You should normally say N here, unless you want to debug such a crash.
12 25
13 If you're involved in UML kernel dev !! 26 if !MMU
14 say Y. If you're unsure, say N. <<
15 27
16 config GCOV !! 28 config FULLDEBUG
17 bool "Enable gcov support" !! 29 bool "Full Symbolic/Source Debugging support"
18 depends on DEBUG_INFO <<
19 depends on !KCOV <<
20 depends on !MODULES <<
21 help 30 help
22 This option allows developers to ret !! 31 Enable debugging symbols on kernel build.
23 session. <<
24 32
25 See <http://user-mode-linux.sourcefo !! 33 config HIGHPROFILE
26 details. !! 34 bool "Use fast second timer for profiling"
>> 35 depends on COLDFIRE
>> 36 help
>> 37 Use a fast secondary clock to produce profiling information.
27 38
28 If you're involved in UML kernel dev !! 39 config NO_KERNEL_MSG
29 say Y. If you're unsure, say N. !! 40 bool "Suppress Kernel BUG Messages"
>> 41 help
>> 42 Do not output any debug BUG messages within the kernel.
30 43
31 config EARLY_PRINTK !! 44 config BDM_DISABLE
32 bool "Early printk" !! 45 bool "Disable BDM signals"
33 default y !! 46 depends on COLDFIRE
34 help 47 help
35 Write kernel log output directly to !! 48 Disable the ColdFire CPU's BDM signals.
36 49
37 This is useful for kernel debugging !! 50 endif
38 early before the console code is ini <<
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