diff options
| -rw-r--r-- | arch/arm64/include/asm/cputype.h | 4 | ||||
| -rw-r--r-- | arch/arm64/kernel/head.S | 4 |
2 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h index 3780b2e..cf27494 100644 --- a/arch/arm64/include/asm/cputype.h +++ b/arch/arm64/include/asm/cputype.h @@ -42,6 +42,8 @@ #define ARM_CPU_PART_FOUNDATION 0xD000 #define ARM_CPU_PART_CORTEX_A57 0xD070 +#ifndef __ASSEMBLY__ + /* * The CPU ID never changes at run time, so we might as well tell the * compiler that it's constant. Use this function to read the CPU ID @@ -72,4 +74,6 @@ static inline u32 __attribute_const__ read_cpuid_cachetype(void) return read_cpuid(ID_CTR_EL0); } +#endif /* __ASSEMBLY__ */ + #endif diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index 0a0a497..53dcae4 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S @@ -26,6 +26,7 @@ #include <asm/assembler.h> #include <asm/ptrace.h> #include <asm/asm-offsets.h> +#include <asm/cputype.h> #include <asm/memory.h> #include <asm/thread_info.h> #include <asm/pgtable-hwdef.h> @@ -229,7 +230,8 @@ ENTRY(secondary_holding_pen) bl __calc_phys_offset // x24=phys offset bl el2_setup // Drop to EL1 mrs x0, mpidr_el1 - and x0, x0, #15 // CPU number + ldr x1, =MPIDR_HWID_BITMASK + and x0, x0, x1 adr x1, 1b ldp x2, x3, [x1] sub x1, x1, x2 |