options:
  optimize : [ O1, O2, O3, Ofast, Os ]
import:
 - bootloader.rtebuild
targets:
  arm:
    toolchain: GCC
    csettings   : [ -mlittle-endian, -gdwarf-3, "-%{optimize}", -fmessage-length=0, -fsigned-char, -ffunction-sections, -fdata-sections ]
    cwarnings   : [ -Wall, -Wextra, -Wshadow, -Wundef, -Wstrict-prototypes ]
  armcm:
    cflags      : [ -xc, -std=gnu99, -c, "-march=${arch}", "-mtune=${cpu}", "-mfloat-abi=${float}", "${csettings}", "${cwarnings}" ]
    asmflags    : [ -c, "-march=${arch}", "-mtune=${cpu}", "-mfloat-abi=${float}", "${csettings}", "${cwarnings}" ]
    linkflags   : [ "-march=${arch}", "-mtune=${cpu}", "-mfloat-abi=${float}", "${csettings}", "${cwarnings}", "-Xlinker -Map=${builddir}/${targetName}.map", --specs=nano.specs, --specs=rdimon.specs ]
    linkscript  : "config/core_m/rtebuild.ld"
  armcm23ns:
    arch     : armv8-m.base
    cpu      : cortex-m23
    fpu      : none
    float    : soft
    cflags   : [ -mcmse ]
  armcm33ns:
    arch     : armv8-m.main
    cpu      : cortex-m33
    fpu      : fpv5-sp-d16
    float    : hard
    cflags   : [ "-mfpu=${fpu}", -mcmse ]
    asmflags : [ "-mfpu=${fpu}" ]
    linkflags: [ "-mfpu=${fpu}" ]
  armcm35pns:
    arch     : armv8-m.main
    cpu      : cortex-m33
    fpu      : fpv5-sp-d16
    float    : hard
    cflags   : [ "-mfpu=${fpu}", -mcmse ]
    asmflags : [ "-mfpu=${fpu}" ]
    linkflags: [ "-mfpu=${fpu}" ]