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config/libc/newlib.in.2
author Zhenqiang Chen <zhenqiang.chen@linaro.org>
Mon Dec 30 23:15:02 2013 +0100 (2013-12-30)
changeset 3261 3b61be3d7aa6
parent 2781 504b0759c149
permissions -rw-r--r--
kernel/linux: prepare for arch whose kenel name is not the standard name

For some architectures, the kernel architecture name is not the common
name of the architecture for other tools.

For example: ARM 64-bit is commonly referenced as aarch64, but the kernel
calls it arm64.

Signed-off-by: Michael Hope <michael.hope@linaro.org>
Signed-off-by: Zhenqiang Chen <zhenqiang.chen@linaro.org>
[yann.morin.1998@free.fr: split out of the aarch64 patch]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr> 
     1 # newlib second-part options

     2 

     3 config LIBC_NEWLIB_IO_C99FMT

     4     bool

     5     prompt "Enable IOs on C99 formats"

     6     help

     7       Enable support for IOs on C99 formats.

     8 

     9 config LIBC_NEWLIB_IO_LL

    10     bool

    11     prompt "Enable IOs on long long"

    12     help

    13       Enable support for IOs on long long integers.

    14 

    15 config LIBC_NEWLIB_IO_FLOAT

    16     bool

    17     prompt "Enable IOs on floats and doubles"

    18     help

    19       Enable support for IOs on floating point

    20       values (float and double).

    21 

    22 config LIBC_NEWLIB_IO_LDBL

    23     bool

    24     prompt "Enable IOs on long doubles"

    25     depends on LIBC_NEWLIB_IO_FLOAT

    26     help

    27       Enable support for IOs on long doubles.

    28 

    29 config LIBC_NEWLIB_DISABLE_SUPPLIED_SYSCALLS

    30     bool

    31     prompt "Disable the syscalls supplied with newlib"

    32     help

    33       Disable the syscalls that come with newlib. You

    34 	  will have to implement your own _sbrk, _read,

    35 	  _write... If you plan to port newlib to a new

    36 	  platform/board, say Yes.

    37 

    38 config LIBC_NEWLIB_ENABLE_TARGET_OPTSPACE

    39     bool

    40     prompt "Optimize newlib for size"

    41     default y

    42     help

    43       Pass --enable-target-optspace to newlib configure.

    44       

    45       This will compile newlib with -Os.

    46 

    47 config LIBC_NEWLIB_EXTRA_CONFIG_ARRAY

    48     string

    49     prompt "Extra config for newlib"

    50     default ""

    51     help

    52       Extra flags to pass onto ./configure when configuring the newlib.
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