| # ARM specific configuration file |
| |
| config ARCH_ARM_MODE |
| string |
| default "arm" if ARCH_ARM_MODE_ARM |
| default "thumb" if ARCH_ARM_MODE_THUMB |
| |
| choice |
| bool |
| prompt "Default instruction set mode" |
| default ARCH_ARM_MODE_ARM |
| |
| config ARCH_ARM_MODE_ARM |
| bool |
| prompt "arm" |
| help |
| Defaults to emitting instructions in the ARM mode. |
| |
| config ARCH_ARM_MODE_THUMB |
| bool |
| prompt "thumb (EXPERIMENTAL)" |
| depends on EXPERIMENTAL |
| help |
| Defaults to emitting instructions in the THUMB mode. |
| |
| endchoice |
| |
| config ARCH_ARM_INTERWORKING |
| bool |
| prompt "Use Thumb-interworking (READ HELP)" |
| depends on EXPERIMENTAL |
| help |
| Excerpt from the gcc manual: |
| |
| > Generate code which supports calling between the ARM and Thumb |
| > instruction sets. Without this option the two instruction sets |
| > cannot be reliably used inside one program. The default is |
| > [not to use interwork], since slightly larger code is generated |
| > when [interwork] is specified. |
| |
| config ARCH_ARM_EABI |
| bool |
| prompt "Use EABI" |
| default y |
| help |
| Set up the toolchain so that it generates EABI-compliant binaries. |
| |
| config ARCH_ARM_ABI_OK |
| bool |
| default y |
| depends on ! ARCH_ARM_EABI |
| select ARCH_SUPPORT_ABI |