1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 2
3 config DEBUG_DCFLUSH !! 3 config EARLY_PRINTK
4 bool "D-cache flush debugging" <<
5 depends on SPARC64 && DEBUG_KERNEL <<
6 <<
7 config MCOUNT <<
8 bool 4 bool
9 depends on SPARC64 !! 5 depends on ALPHA_GENERIC || ALPHA_SRM
10 depends on FUNCTION_TRACER <<
11 select ARCH_WANT_FRAME_POINTERS <<
12 select FRAME_POINTER <<
13 default y 6 default y
14 7
15 config HAVE_HARDLOCKUP_DETECTOR_SPARC64 !! 8 config ALPHA_LEGACY_START_ADDRESS
16 bool !! 9 bool "Legacy kernel start address"
17 depends on HAVE_NMI !! 10 depends on ALPHA_GENERIC
18 select HARDLOCKUP_DETECTOR_SPARC64 !! 11 default n
19 help 12 help
20 Sparc64 hardlockup detector is the l !! 13 The 2.4 kernel changed the kernel start address from 0x310000
21 the common infrastructure for handli !! 14 to 0x810000 to make room for the Wildfire's larger SRM console.
22 always built. It does _not_ use the !! 15 Recent consoles on Titan and Marvel machines also require the
23 and sysctl interface, except for /pr !! 16 extra room.
>> 17
>> 18 If you're using aboot 0.7 or later, the bootloader will examine the
>> 19 ELF headers to determine where to transfer control. Unfortunately,
>> 20 most older bootloaders -- APB or MILO -- hardcoded the kernel start
>> 21 address rather than examining the ELF headers, and the result is a
>> 22 hard lockup.
>> 23
>> 24 Say Y if you have a broken bootloader. Say N if you do not, or if
>> 25 you wish to run on Wildfire, Titan, or Marvel.
24 26
25 config HARDLOCKUP_DETECTOR_SPARC64 !! 27 config ALPHA_LEGACY_START_ADDRESS
26 bool 28 bool
27 depends on HAVE_HARDLOCKUP_DETECTOR_SP !! 29 depends on !ALPHA_GENERIC && !ALPHA_TITAN && !ALPHA_MARVEL && !ALPHA_WILDFIRE
>> 30 default y
>> 31
>> 32 config MATHEMU
>> 33 tristate "Kernel FP software completion" if DEBUG_KERNEL && !SMP
>> 34 default y if !DEBUG_KERNEL || SMP
>> 35 help
>> 36 This option is required for IEEE compliant floating point arithmetic
>> 37 on the Alpha. The only time you would ever not say Y is to say M in
>> 38 order to debug the code. Say Y unless you know what you are doing.
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