diff options
| author | Joachim Eastwood | 2015-03-25 08:47:18 +0100 |
|---|---|---|
| committer | Russell King | 2015-03-28 16:54:53 +0000 |
| commit | c20611df13c3e3070607c267cf781ba8645a185e (patch) | |
| tree | edd0917670e155eb71a8192556843286aa45e8a8 /arch/arm/include | |
| parent | a092aedb8115c16cb49bc64dd09cb20471ff942b (diff) | |
ARM: 8327/1: zImage: add support for ARMv7-M
This patch makes it possible to enter zImage in Thumb mode for ARMv7-M
(Cortex-M) CPUs that do not support ARM mode. The kernel entry is also
made in Thumb mode.
[ukl: fix spelling in commit log, return early in call_cache_fn]
Signed-off-by: Joachim Eastwood <manabian@gmail.com>
Tested-by: Stefan Agner <stefan@agner.ch>
Tested-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
Tested-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/include')
| -rw-r--r-- | arch/arm/include/asm/unified.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/include/asm/unified.h b/arch/arm/include/asm/unified.h index b88beaba6b4a..200f9a7cd623 100644 --- a/arch/arm/include/asm/unified.h +++ b/arch/arm/include/asm/unified.h @@ -24,6 +24,14 @@ .syntax unified #endif +#ifdef CONFIG_CPU_V7M +#define AR_CLASS(x...) +#define M_CLASS(x...) x +#else +#define AR_CLASS(x...) x +#define M_CLASS(x...) +#endif + #ifdef CONFIG_THUMB2_KERNEL #if __GNUC__ < 4 |