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ARC: [cmdline] Remove CONFIG_CMDLINE

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Given that DeviceTree /bootargs can provide similar functionality,
no point in providing duplicate infrastructure.

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Vineet Gupta 2013-04-09 16:12:01 +05:30
parent 330db3330a
commit 6971881f2a
2 changed files with 2 additions and 14 deletions
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11
arch/arc/Kconfig
View file

@ -408,13 +408,6 @@ config ARC_DBG_TLB_MISS_COUNT
Counts number of I and D TLB Misses and exports them via Debugfs
The counters can be cleared via Debugfs as well
config CMDLINE
string "Kernel command line to built-in"
default "print-fatal-signals=1"
help
The default command line which will be appended to the optional
u-boot provided command line (see below)
config CMDLINE_UBOOT
bool "Support U-boot kernel command line passing"
default n
@ -423,8 +416,8 @@ config CMDLINE_UBOOT
command line from the U-boot environment to the Linux kernel then
switch this option on.
ARC U-boot will setup the cmdline in RAM/flash and set r2 to point
to it. kernel startup code will copy the string into cmdline buffer
and also append CONFIG_CMDLINE.
to it. kernel startup code will append this to DeviceTree
/bootargs provided cmdline args.
config ARC_BUILTIN_DTB_NAME
string "Built in DTB"

5
arch/arc/kernel/setup.c
View file

@ -322,11 +322,6 @@ void __init setup_arch(char **cmdline_p)
/* Make sure that a whitespace is inserted before */
strlcat(command_line, " ", sizeof(command_line));
#endif
/*
* Append .config cmdline to base command line, which might already
* contain u-boot "bootargs" (handled by head.S, if so configured)
*/
strlcat(command_line, CONFIG_CMDLINE, sizeof(command_line));
/* Save unparsed command line copy for /proc/cmdline */
strlcpy(boot_command_line, command_line, COMMAND_LINE_SIZE);