diff options
author | Sascha Hauer <s.hauer@pengutronix.de> | 2019-02-28 14:27:26 +0100 |
---|---|---|
committer | Sascha Hauer <s.hauer@pengutronix.de> | 2019-03-04 12:32:19 +0100 |
commit | b88872fd25c70dbf0c9ed87183c679a4651912ae (patch) | |
tree | 236fe8751017c07a2ce786609ca3af957b456c80 | |
parent | 3a3f2636878c3d32ca0d9b2039ee57bdc4f29757 (diff) | |
download | barebox-b88872fd25c70dbf0c9ed87183c679a4651912ae.tar.gz barebox-b88872fd25c70dbf0c9ed87183c679a4651912ae.tar.xz |
ARM: Fix cpu_info for armv8
We have get_cr() to get the control register for the different exception
levels. Use it rather than the variant hardcoded for EL1.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
-rw-r--r-- | arch/arm/cpu/cpuinfo.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/arm/cpu/cpuinfo.c b/arch/arm/cpu/cpuinfo.c index 175475b038..1ba3b4379c 100644 --- a/arch/arm/cpu/cpuinfo.c +++ b/arch/arm/cpu/cpuinfo.c @@ -19,6 +19,7 @@ #include <common.h> #include <command.h> #include <complete.h> +#include <asm/system.h> #define CPU_ARCH_UNKNOWN 0 #define CPU_ARCH_ARMv3 1 @@ -76,11 +77,7 @@ static int do_cpuinfo(int argc, char *argv[]) : : "memory"); - __asm__ __volatile__( - "mrs %0, sctlr_el1\n" - : "=r" (cr) - : - : "memory"); + cr = get_cr(); #else __asm__ __volatile__( "mrc p15, 0, %0, c0, c0, 0 @ read control reg\n" |