Arm Processor Functions
struct proc_info_list {
unsigned int cpu_val;
unsigned int cpu_mask;
unsigned long __cpu_mm_mmu_flags; /* used by head.S */
unsigned long __cpu_io_mmu_flags; /* used by head.S */
unsigned long __cpu_flush; /* used by head.S */
const char *arch_name;
const char *elf_name;
unsigned int elf_hwcap;
const char *cpu_name;
struct processor *proc;
struct cpu_tlb_fns *tlb;
struct cpu_user_fns *user;
struct cpu_cache_fns *cache;
};
- __cpu_flush
- Initialise TLB, Caches, and MMU state ready to switch the MMU on.
- Return in r0 the new CP15 C1 control register setting.
__cpu_flush --> __enable_mmu --> __mmap_switched
./arch/arm/kernel/asm-offsets.c
DEFINE(PROCINFO_INITFUNC, offsetof(struct proc_info_list, __cpu_flush));
./arch/arm./kernel/head.S
ARM( add pc, r10, #PROCINFO_INITFUNC )
- struct processor
page revision: 8, last edited: 08 Apr 2014 08:06