diff options
Diffstat (limited to 'config/arch/powerpc.in')
| -rw-r--r-- | config/arch/powerpc.in | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/config/arch/powerpc.in b/config/arch/powerpc.in index 6dfc742..276438f 100644 --- a/config/arch/powerpc.in +++ b/config/arch/powerpc.in @@ -1,4 +1,4 @@ -# powerpc specific configuration file +# Powerpc specific configuration file ## select ARCH_SUPPORTS_32 ## select ARCH_SUPPORTS_64 @@ -13,3 +13,44 @@ ## ## help The PowerPC architecture, as defined by: ## help http://www.ibm.com/developerworks/eserver/articles/archguide.html + +config ARCH_powerpc_ABI + string + default "" if ARCH_powerpc_ABI_DEFAULT + default "eabi" if ARCH_powerpc_ABI_EABI + default "spe" if ARCH_powerpc_ABI_SPE + +choice + bool + prompt "ABI" + default ARCH_powerpc_ABI_DEFAULT + +config ARCH_powerpc_ABI_DEFAULT + bool + prompt "default" + help + The default ABI (System V.4). + +config ARCH_powerpc_ABI_EABI + bool + prompt "EABI" + depends on BARE_METAL + help + The Embedded ABI (stack alignment of 8 bytes, etc). + +config ARCH_powerpc_ABI_SPE + bool + prompt "SPE" + help + Add support for the Signal Processing Engine. This will set up + the toolchain so that it supports the SPE ABI extensions. This + mainly targets Freescale e500 processors. + + Setting this option will append "spe" to the end of your target + tuple name (e.g., powerpc-e500v2-linux-gnuspe) so that the gcc + configure/build system will know to include SPE ABI support. It + will also automatically add "-mabi=spe -mspe" to your TARGET_CFLAGS, + and "--enable-e500_double" to your CC_EXTRA_CONFIG_ARRAY, so you + do not need to explicitly add them. + +endchoice |