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| author | Russell King <rmk+kernel@armlinux.org.uk> | 2018-07-19 11:59:56 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@armlinux.org.uk> | 2018-11-12 10:51:01 +0000 |
| commit | 65987a8553061515b5851b472081aedb9837a391 (patch) | |
| tree | 5860a36d08de54f44d04ba0e3ecae0db2b27fbb0 /arch/arm/include | |
| parent | 899a42f836678a595f7d2bc36a5a0c2b03d08cbc (diff) | |
ARM: split out processor lookup
Split out the lookup of the processor type and associated error handling
from the rest of setup_processor() - we will need to use this in the
secondary CPU bringup path for big.Little Spectre variant 2 mitigation.
Reviewed-by: Julien Thierry <julien.thierry@arm.com>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'arch/arm/include')
| -rw-r--r-- | arch/arm/include/asm/cputype.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h index 26021980504d..f6df4bb4e543 100644 --- a/arch/arm/include/asm/cputype.h +++ b/arch/arm/include/asm/cputype.h @@ -107,6 +107,7 @@ #define ARM_CPU_PART_SCORPION 0x510002d0 extern unsigned int processor_id; +struct proc_info_list *lookup_processor(u32 midr); #ifdef CONFIG_CPU_CP15 #define read_cpuid(reg) \ |