diff options
Diffstat (limited to 'kernel/arch/arm64/include/asm/assembler.h')
| -rw-r--r-- | kernel/arch/arm64/include/asm/assembler.h | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/kernel/arch/arm64/include/asm/assembler.h b/kernel/arch/arm64/include/asm/assembler.h index 144b64ad9..12eff928e 100644 --- a/kernel/arch/arm64/include/asm/assembler.h +++ b/kernel/arch/arm64/include/asm/assembler.h @@ -50,18 +50,6 @@ .endm /* - * Save/disable and restore interrupts. - */ - .macro save_and_disable_irqs, olddaif - mrs \olddaif, daif - disable_irq - .endm - - .macro restore_irqs, olddaif - msr daif, \olddaif - .endm - -/* * Enable and disable debug exceptions. */ .macro disable_dbg @@ -103,9 +91,7 @@ * SMP data memory barrier */ .macro smp_dmb, opt -#ifdef CONFIG_SMP dmb \opt -#endif .endm #define USER(l, x...) \ @@ -207,4 +193,15 @@ lr .req x30 // link register str \src, [\tmp, :lo12:\sym] .endm +/* + * Annotate a function as position independent, i.e., safe to be called before + * the kernel virtual mapping is activated. + */ +#define ENDPIPROC(x) \ + .globl __pi_##x; \ + .type __pi_##x, %function; \ + .set __pi_##x, x; \ + .size __pi_##x, . - x; \ + ENDPROC(x) + #endif /* __ASM_ASSEMBLER_H */ |