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#ifndef __ASM_ARM_COMMON_H
#define __ASM_ARM_COMMON_H
static inline unsigned long get_pc(void)
{
unsigned long pc;
#ifdef CONFIG_CPU_32
__asm__ __volatile__(
"mov %0, pc\n"
: "=r" (pc)
:
: "memory");
#else
__asm__ __volatile__(
"adr %0, .\n"
: "=r" (pc)
:
: "memory");
#endif
return pc;
}
static inline unsigned long get_lr(void)
{
unsigned long lr;
__asm__ __volatile__(
"mov %0, lr\n"
: "=r" (lr)
:
: "memory");
return lr;
}
static inline unsigned long get_sp(void)
{
unsigned long sp;
__asm__ __volatile__(
"mov %0, sp\n"
: "=r" (sp)
:
: "memory");
return sp;
}
static inline void arm_setup_stack(unsigned long top)
{
__asm__ __volatile__("mov sp, %0"
:
: "r"(top)
: "sp");
}
#endif /* __ASM_ARM_COMMON_H */
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